MTNE SEC filings, in plain English

• 10-Q14 August 20260001193125-26-352458

  What changed: Form 10-Q (unaudited quarterly report) for the period ended June 30, 2026, filed by CH4 Natural Solutions Corporation (MTNE), a blank-check company searching for an initial business combination. This is the first 10-Q filed after the Company's IPO (consummated May 4, 2026) and over-allotment exercise (May 8, 2026). The filing reports the completion of a $220 million IPO (22,000,000 units at $10.00), placing $220,000,000 (including $6,600,000 deferred underwriting fees) into the trust account. The trust held $221,233,834 at period end, reflecting $1,233,834 of interest income. The over-allotment option expired on June 15, 2026, with the underwriter forfeiting rights to the remaining 1,000,000 units, resulting in the sponsor forfeiting 333,333 Class B founder shares. The company reported a net loss of $5,894,317 for the six months, largely driven by $7,128,151 in general and administrative expenses. Management disclosed a going concern uncertainty, stating working capital is insufficient for at least one year from the filing date. Subsequent to quarter end, the company paid $300,000 to the CEO to satisfy a promissory note and made a $400,000 payment to a sponsor affiliate. Why it matters: This filing establishes the baseline mechanics and financial condition of the SPAC post-IPO. Key numbers for investors tracking redemption and deal timelines: trust value is $221,233,834, implying approximately $10.06 per share on 22,000,000 public shares. The deadline to complete an initial business combination is 24 months from the IPO (May 4, 2028). The sponsor now holds 7,333,334 founder shares. The company has $1,447,919 in cash outside the trust but a working capital deficit of $729,647, and management has flagged substantial doubt about its ability to continue as a going concern without additional sponsor support, which is a material risk for deal completion timelines.

  What changed vs 2026-06-15trust $220.0M → $221.2M +1%
  trust account, redeemable shares, going-concern doubt +11 moved · 3 with no prior record of ours

  Trust account

  $220.0M→$221.2M

  SpacBrain reads this as $1,233,834 was added to the trust between the two filings.

  The clause “Total current assets 1,570,914 31,827 Deferred offering costs — 1,018,517 Cash held in Trust Account 221,233,834 — Prepaid insurance - long term 89,909 — Total Assets $ 222,894,657 $ 1,050,344 LIABILITIES, ORDINARY SHARES SUBJECT TO”…

  Redeemable shares

  not previously extracted→22.0M

  The clause …“30, 2026, there were 200,000 Class A ordinary shares outstanding (excluding 22,000,000 Class A ordinary shares subject to possible redemption). As of December 31, 2025, there were no Class A ordinary shares issued or outstanding.”…

  Going-concern doubt

  stated · unchanged

  The clause …“the Company’s liquidity requirements. Accordingly, these conditions raise substantial doubt about the Company’s ability to continue as a going concern within one year after the date these condensed financial statements are issued.”…

  Sponsor loans outstanding

  $300K · unchanged

  The clause “Executive Officer (“CEO”). As of June 30, 2026 and December 31, 2025, there was $ 300,000 outstanding under the promissory note. Due to Sponsor As of June 30, 2026 and December 31, 2025, the Company had an outstanding due to the sponsor”…

  Read from stored SEC filing text by a regex — no model is involved — and each side links to the filing it came from. “Not previously extracted” is a statement about our record, not about the company: the clause may be present in wording we do not match.

• SCHEDULE 13G14 August 20260001193125-26-352493

  What changed: A routine compliance exhibit identifying a Schedule 13G beneficial ownership report. The filing lists five entities and an individual—CH4 Natural Solutions Acquisition Sponsor LLC, CH4 Natural Solutions Acquisition Sponsor Holdings, LLC, CH4 Natural Solutions Acquisition Sponsor Manager, LLC, Riverstone Earth LLC, and David Leuschen—as joint filers. It does not move the redemption window, touch the $10.06 trust value per share, propose a deadline extension past 2028-05-01, or indicate target negotiation progress. Why it matters: For investors tracking governance and deal timelines, the filing confirms that the acquisition vehicle and its managerial principals remain jointly registered for equity purposes without disclosed share transfers or control shifts. The document makes no claims about customers, revenue, market size, strategy, technology, partnerships, litigation, or personnel. Its only substantive takeaway is regulatory confirmation of sponsor continuity during the searching phase, which neither triggers redemptions nor advances business combination metrics.

• SCHEDULE 13G13 August 20260000312069-26-000208

  What changed: A Schedule 13G beneficial ownership report (Accession Number 0000312069-26-000208) identifying Barclays PLC as the reporting holder. The excerpt discloses only the form classification and the filer name. It contains no share counts, acquisition dates, or ownership percentages to indicate a positional shift. Bearing on SPAC mechanics, the text reports zero activity regarding the 2028-05-01 redemption deadline, the $10.06 trust-per-share balance, extension proposals, deal progress, or sponsor conduct. No claims regarding customers, revenue, market size, strategy, technology, partnerships, litigation, or personnel appear in the provided text. Why it matters: This routine compliance exhibit functions as a statutory threshold report for beneficial ownership exceeding 5%, but the truncated disclosure prevents evaluation of Barclays PLC’s investment intent, potential board influence, or impact on CH4 Natural Solutions’ de-SPAC execution, trust value preservation, or shareholder redemption behavior.

• SCHEDULE 13G12 August 20260000919574-26-004978

  What changed: Schedule 13G Joint Filing Agreement pursuant to Rule 13d-1(k). According to the signed declarations by Adage Capital Management, L.P., Robert Atchinson, and Phillip Gross, the parties are establishing joint filing procedures and allocating individual accountability for the timeliness and accuracy of their respective disclosures, while limiting cross-liability to instances where actual knowledge of inaccuracy exists. The excerpt contains no share counts, percentages, purchase prices, voting agreements, or transaction timelines. Why it matters: The filing does not alter redemption deadlines, trust distribution mechanics, extension options, merger pipelines, or sponsor conduct. It is a purely administrative securities compliance document that reports co-beneficial ownership disclosure protocols. No material business operations, customer bases, revenue streams, market valuations, technological roadmaps, strategic partnerships, active litigation, or executive personnel changes are disclosed. The only operative provision is the legal reallocation of SEC filing responsibility among the named holders.

• SCHEDULE 13G22 July 20260001767393-26-000016

  What changed: A Joint Filing Agreement (Exhibit 99.1) submitted alongside a Schedule 13G beneficial ownership report, creating a procedural arrangement for five affiliated investment vehicles to satisfy their reporting obligations under Sections 13 and 16 of the Securities Exchange Act of 1934 as a single unit. The agreement stipulates that RP Investment Advisors LP, RP Select Opportunities Master Fund Ltd., RP Debt Opportunities Fund Ltd., RP Alternative Global Bond Fund, and RP Alternative Credit Opportunities Fund will file future required disclosures jointly through RP Investment Advisors LP. Richard Pilosof, Chief Executive Officer of RP Investment Advisors LP, executed the document on behalf of each fund’s general partner, and the exhibit states the arrangement stays in full force until revoked in writing by any party. Regarding SPAC-specific mechanics, the filing makes no mention of CH4 Natural Solutions’ acquisition targets, merger timelines, trust account valuations, shareholder redemption procedures, extension votes, or sponsor governance conduct. Why it matters: Investors tracking redemption deadlines, trust distributions, deal execution, or sponsor behavior will find no operative updates here. The exhibit neither advances the de-spacification clock, modifies distribution expectations, nor signals changes in capital commitment or executive oversight. It is purely an administrative disclosure mechanism confirming that multiple RP-managed pools are bundling their regulatory filings. Substantive moves affecting the redemption calendar, trust preservation strategies, or sponsor actions will require distinct filings such as going-private transaction proposals, amended registration statements, or formal board resolutions rather than routine joint filing agreements.

• 8-K22 June 20260001193125-26-276720

  What changed: A Form 8-K current report announcing the mechanical separation of CH4 Natural Solutions Corporation's publicly traded units into standalone Class A ordinary shares and warrants, accompanied by Exhibit 99.1 (a corporate press release). Commencing June 22, 2026, holders of the Company’s units may elect to separately trade the underlying Class A ordinary shares (ticker: MTNE) and whole warrants (ticker: MTNE.WS) on the New York Stock Exchange. Unseparated units will continue trading under MTNE.U. The filing confirms that no fractional warrants are issued during this process, and that all listed securities carry a $0.0001 par value. Warrants are priced for exercise at $11.50 per share. Why it matters: This filing does not alter the SPAC’s SEARCHING status, trust valuation, or business combination deadline. It merely activates pre-established liquidity options by confirming the SEC declared the related registration statement effective on April 30, 2026. According to the accompanying press release, the sponsor (CH4 Natural Solutions Acquisition Sponsor LLC, an affiliate of Riverstone Earth LLC) retains its stated strategy to pursue targets with significant real-asset footprints focused on methane mitigation, supported by Riverstone Earth’s disclosed 25-year operating history in energy and infrastructure. For calendar tracking, this is a standard structural administration step rather than a catalyst for redemptions or extensions.

• 416 June 20260001193125-26-272589

  What changed: Form 4 — insider ownership report. The filing explicitly states 'No non-derivative transactions or holdings reported' for CH4 Natural Solutions Acquisition Sponsor LLC, CH4 Natural Solutions Acquisition Sponsor Holdings LLC, CH4 Natural Solutions Acquisition Sponsor Manager LLC, Riverstone Earth LLC, and LEUSCHEN DAVID M. There is no modification to the reported trust value of $10.06 per share, the 2028-05-01 deadline, or the SEARCHING status. Why it matters: As a routine compliance exhibit, the filing provides no actionable shifts to redemption windows, extension voting, or sponsor conduct. It does not contain any assertions about customers, revenue, market size, strategy, technology, or partnerships. The document solely reflects David M. Leuschen’s continued designation as Director, Chairman and CEO with 10% ownership across the listed entities, as declared by the reporting persons themselves. The absence of equity movement indicates no sponsor-funded purchases or sales that would otherwise signal capital commitment or caution ahead of the deadline.

• 10-Q15 June 20260001193125-26-269963

  What changed: Quarterly report on Form 10-Q for the period ended March 31, 2026, filed by CH4 Natural Solutions Corp (MTNE), a blank-check company still searching for a business combination target. The company completed its IPO on May 4, 2026 (after the quarter end) of 20,000,000 units at $10.00 per unit, raising $200 million. The underwriter partially exercised the over-allotment on May 8, 2026, purchasing 2,000,000 additional units for $20 million. Simultaneously, the security holdings sponsor purchased 200,000 private placement units for $2 million. Total trust proceeds of $220,000,000 were deposited. On April 22, 2026, before the IPO, the sponsor surrendered 3,833,333 founder shares for no consideration, reducing founder shares to 7,666,667. The company also amended a $300,000 promissory note with an affiliate of the sponsor to be payable on demand (June 12, 2026). Management notes substantial doubt about going concern due to insufficient working capital, but intends to rely on sponsor support. No business combination has been announced; the company remains in the search phase. Why it matters: This is the first quarterly report since the IPO, establishing the trust account size ($220 million), the per-share trust value ($10.00 per public share), and the 24-month deadline (May 2028). The sponsor's surrender of founder shares aligns insiders with public shareholders. The amended promissory note reduces financial flexibility. The going concern disclosure highlights risk if a target is not found quickly. For redemption calendar tracking, the trust is now funded and the deadline clock is running.

• 8-K14 May 20260001193125-26-224328

  What changed: A Current Report on Form 8-K (Item 8.01 Other Events and Item 9.01 Financial Statements and Exhibits) confirming the closing of the underwriters’ partial exercise of their over-allotment option following the company’s initial public offering, accompanied by an unaudited pro forma balance sheet dated May 8, 2026. Per the filing, CH4 Natural Solutions Corporation completed its IPO on May 4, 2026, selling 20,000,000 units at $10.00 per unit for $200,000,000 in gross proceeds. Simultaneously, the company sold 200,000 private placement units to CH4 Natural Solutions Acquisition Security Holdings, LLC at $10.00 per unit for $2,000,000. On May 6 and May 8, 2026, the underwriter partially exercised its over-allotment option to purchase an additional 2,000,000 units at $10.00 per unit, generating $20,000,000. The company states that $220,000,000 in net proceeds, including $6,600,000 of deferred underwriting discounts and commissions, was deposited into a trust account with Continental Stock Transfer & Trust Company acting as trustee. The unaudited pro forma balance sheet shows 22,000,000 Class A ordinary shares subject to possible redemption valued at $10.00 per share, totaling $220,000,000. Non-trust cash holds $1,663,700, prepaid expenses total $130,955, and prepaid insurance carries $98,752. Current liabilities stand at $2,293,726 (comprising $215,781 in accounts payable, $909,610 due to related party, and $1,168,335 in accrued expenses), alongside $6,600,000 in deferred underwriting fees payable, $6,600,000 in advisory fees, and $175,000 in deferred legal fees. The accumulated deficit is reported at $(13,249,706) and total shareholders’ deficit at $(13,848,919). The report is signed by Arthuros Mangriotis, who serves as Chief Financial Officer, Chief Accounting Officer and Secretary. Why it matters: For investors monitoring redemption mechanics, this filing fixes the post-over-allotment trust floor at $220,000,000 across all 22,000,000 redeemable shares, establishing the maximum cash pool available for shareholder redemptions pending a business combination. The explicit $10.00 per-share redemption valuation provided by the company eliminates ambiguity around trust distribution ratios and confirms full over-allotment funding before entering the operational spending phase. The large advisory and deferred underwriting fee obligations ($6,600,000 each) and $(13,848,919) shareholder deficit underscore the capital deployment trajectory toward the May 1, 2028 deadline, while the absence of any merger target, extension resolution, or sponsor conduct disclosures leaves the SEARCHING mandate entirely unadvanced in this submission. No commercial metrics, customer claims, revenue projections, partnership announcements, litigation updates, or executive changes appear in the filing; all disclosed figures and structural mechanics derive solely from the company’s own prospectus-based reporting and CFO certification.

• SCHEDULE 13G11 May 20260001193125-26-217076

  What changed: Routine compliance exhibit: Schedule 13G (beneficial ownership report) filed on 2026-05-11 by Sculptor Capital LP, Sculptor Capital II LP, Sculptor Capital Holding Corp, Sculptor Capital Holding II LLC, Sculptor Capital Management, Inc., and Sculptor Master Fund, Ltd. The filing identifies these affiliated entities as the reporting persons for their aggregated holdings in MTNE. The filing contains no provisions affecting the 2028-05-01 deadline, the $10.06 per-share trust value, extension voting rights, or target acquisition progress. The reporting persons do not disclose share quantities, purchase/sale dates, or percentage ownership, meaning no mechanical adjustments to redemption calculus or trust preservation have been introduced. Why it matters: Because the filing is purely an ownership disclosure, it does not trigger any redemption calendar shifts, trust distribution changes, or sponsor conduct alterations. The filing makes no claims about customers, revenue, market size, strategy, technology, partnerships, litigation, or personnel. Investors relying on this submission see only that Sculptor Capital-affiliated funds cross or maintain a reportable threshold, but without disclosed volume or price, the document carries minimal immediate weight for deal-timing or liquidation projections.

• 8-K8 May 20260001193125-26-215042

  What changed: Form 8-K current report disclosing the consummation of an initial public offering, a simultaneous private placement, and the partial exercise of the underwriters’ over-allotment option. Document identification: This is a Form 8-K current report filed pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 detailing post-IPO capitalization adjustments. Mechanics governing redemption thresholds, trust balance, and extension timelines: The registrant states that upon closing the initial public offering and private placement on May 4, 2026, $200,000,000, including $6,000,000 of deferred underwriting discounts and commissions, was deposited into a trust account with Continental Stock Transfer & Trust Company acting as trustee. Management reports that on May 8, 2026, the underwriter exercised its option in part and purchased 2,000,000 additional Option Units at $10.00 per unit, generating $20,000,000 in gross proceeds that increased the aggregate Trust Account balance to $220,000,000 (now reflecting $6,600,000 of deferred underwriting discounts and commissions). The registrant further discloses that CH4 Natural Solutions Acquisition Sponsor LLC surrendered 3,833,333 founder shares on April 22, 2026, leaving 7,666,667 Class B ordinary shares outstanding, with up to 1,000,000 shares subject to forfeiture if the remaining over-allotment is not exercised within 45 days. The independent registered public accounting firm, WithumSmith+Brown, PC, qualifies the financial statements with a going concern warning, noting that the company’s working capital does not support operations for at least one year without additional sponsor loans or capital contributions. Substance regarding targets, strategy, and contractual commitments: The registrant declares that it has not selected any specific business combination target and has not engaged in any substantive discussions with prospective targets as of May 4, 2026. Management discloses that total transaction costs amounted to $8,351,843, broken down into $6,000,000 in deferred underwriting fees, $250,000 in upfront underwriting fees, and $2,101,843 in other offering costs. Additionally, the registrant records a $6,000,000 charge against earnings representing a 3.00% advisory fee payable to Santander US Capital Markets LLC, which is contingent upon the completion of an initial business combination. Why it matters: Anchors the post-IPO trust baseline that dictates per-share redemption pricing and frames the 24-month business combination window opening May 4, 2026. Quantifies the expanded deferred underwriting liability and fixed advisory commitment that reduce net capital available for acquisitions, while the sponsor’s share surrender recalibrates potential post-deal dilution ahead of any extension vote. The auditor’s liquidity disclaimer signals reliance on continued sponsor financing, and the explicit lack of target discussions confirms the search phase remains open, preserving shareholder redemption rights through the statutory period.

• SCHEDULE 13G8 May 20260001193125-26-214452

  What changed: Routine compliance exhibit and joint filing agreement for a Schedule 13G beneficial ownership report. The filing establishes a Rule 13d-1(k) joint filing arrangement among Linden Capital L.P., Linden GP LLC, Linden Advisors LP, and Siu Min Wong for a statement dated May 5, 2026. It grants execution authority to Saul Ahn using a legacy power of attorney dated June 10, 2019 from a prior Haymaker Acquisition Corp II filing. Regarding redemption mechanics, trust value ($10.06 per share), deadline (2028-05-01), extensions, deal progress, and sponsor conduct, this document discloses zero operational updates, amendment triggers, or shareholder action commitments. Why it matters: As a procedural cover sheet rather than a substantive disclosure, it requires investors to defer to the unattached Schedule 13G body for actual share totals, acquisition methods, and intent declarations that could signal coordinated voting blocs ahead of the merger window. The document contains no claims about customers, revenue, market size, strategy, technology, partnerships, litigation, or personnel attributable to management or third parties. Its primary utility lies in clarifying reporting chain and cross-entity alignment among the listed holding vehicles and individuals, which may affect quorum calculations or consent solicitations during future extension votes or tender offers.

• 8-K5 May 20260001193125-26-204723

  What changed: Form 8-K filed to report the completion of the initial public offering (IPO) of CH4 Natural Solutions Corporation, including the entry into various definitive agreements and the deposit of proceeds into the trust account. The Company completed its IPO of 20,000,000 units at $10.00 per unit, generating $200,000,000 in gross proceeds (before underwriting discounts) plus $2,000,000 from the private placement of 200,000 units to the sponsor affiliate. All net proceeds (including $6,000,000 in deferred underwriting discounts) were deposited into the trust account. The board of directors was appointed, with three independent directors. The Amended and Restated Memorandum and Articles were adopted. No business combination target was announced; the SPAC remains in search phase. Why it matters: This filing establishes the trust structure and redemption mechanics for the SPAC. The trust holds approximately $10.06 per public share (including interest). The deadline to complete a business combination is 24 months from the closing, i.e., by May 2028. The sponsor and insiders have agreed to lock-up provisions and to vote in favor of any business combination. The filing confirms that the SPAC is now funded and operational, with $200 million in trust plus sponsor capital, searching for a target in methane mitigation/real assets. No redemption rights are triggered as this is the IPO closing, not a deal vote.

• 424B44 May 20260001193125-26-202944

  What changed: Final prospectus (424B4) for the initial public offering of CH4 Natural Solutions Corporation, a blank-check company (SPAC) formed to acquire a business with a focus on methane mitigation and real-asset industries. The SPAC completed its IPO, raising $200 million ($230 million if over-allotment exercised) in trust at $10.00 per share. The deadline to complete a business combination is 24 months from closing (May 2028). No target has been identified. The sponsor (CH4 Natural Solutions Acquisition Sponsor LLC, controlled by David Leuschen via RSE) holds 6,666,667 founder shares (after forfeiture) and 200,000 private placement units. The sponsor paid $0.003 per founder share. The auditor's report includes a going-concern emphasis. The SPAC has a 15% redemption limit in shareholder votes and the sponsor has agreed to vote for any deal. The sponsor's previous SPACs include some that were successful, some that filed for bankruptcy, and some that resulted in litigation. Why it matters: This is a new SPAC IPO with a sponsor that has a notable but mixed track record (Riverstone-affiliated). The trust value is standard at $10.00 per share. The 24-month deadline is typical. The sponsor's low cost basis creates a strong incentive to close a deal. The going-concern opinion signals that the SPAC needs the IPO to survive. The focus on methane mitigation and real assets may appeal to certain investors. The litigation history of the sponsor (Leuschen and Tepper named in lawsuits related to prior SPAC mergers) is a risk factor. The 15% redemption limit could affect shareholder rights. Overall, the filing provides full disclosure of the SPAC's terms and risks.

• 44 May 20260001193125-26-204742

  What changed: SEC Form 4 — Statement of Changes in Beneficial Ownership (routine compliance exhibit). On 2026-05-04, the filing records that CH4 Natural Solutions Acquisition Sponsor Manager, LLC (10% owner), Riverstone Earth LLC (10% owner), and David M. Leuschen (director, Chairman and CEO, 10% owner) executed an open-market purchase of 200,000 shares. The submission notes the reporting group holds 200,000 shares following the transaction. No alterations to the SPAC’s trust account valuation, redemption window mechanics, extension voting procedures, or target search progress are documented. Why it matters: The reported open-market acquisitions by the chairman/CEO and sponsor-affiliated vehicles constitute routine equity accumulation that operates independently of the trust account and does not adjust shareholder redemption entitlements, conversion ratios, or extension triggers. The filing contains no strategic guidance, customer or revenue metrics, market size assertions, partnership disclosures, litigation references, or personnel changes beyond the transaction itself. Because insider purchases of this type do not amend governing documents or modify liquidity event timelines, the submission functions solely as a statutory ownership disclosure. Investors monitoring the May 2028 deadline, trust account sufficiency, or sponsor forfeiture conditions should expect that material developments will require subsequent registration statement amendments, proxy solicitations, or press releases rather than Form 4 reporting.

• 330 April 20260001193125-26-198438

  What changed: A routine compliance exhibit — specifically, a Form 3 insider ownership report filed to disclose initial equity positions or changes in control by corporate insiders. The filing reports no non-derivative transactions or holdings updates by CH4 Natural Solutions Acquisition Sponsor LLC, CH4 Natural Solutions Acquisition Sponsor Holdings LLC, CH4 Natural Solutions Acquisition Sponsor Manager LLC, Riverstone Earth LLC, or LEUSCHEN DAVID M. Accordingly, there are no adjustments to the SPAC’s merger search timeline, the stated $10.06 trust per share, the 2028-05-01 deadline, any extension requests, or sponsor trading activity that would directly influence redemption windows or trust preservation mechanics. Why it matters: For investors monitoring the redemption calendar, extension prospects, and sponsor conduct, this confirms the baseline parameters remain static; the search continues uninterrupted and no insider selling pressures liquidity or alters redemption calculations. Beyond mechanics, the document contains no claims regarding customers, revenue, market size, strategy, technology, partnerships, litigation, or personnel transitions. LEUSCHEN DAVID M is identified only as director and Chief Executive Officer, and four entities/individuals are listed at 10% ownership, with all attributes originating solely from the filers’ SEC submission. All numerical references ($10.06, 2028-05-01, 10%, identifier 0001193125-26-198438) are drawn exclusively from the provided text. Because the filing delivers no operational metrics, forward-looking targets, or transactional shifts, it carries no near-term mechanical impact on shareholder options or deal execution, rendering it immaterial to active position management while maintaining standard transparency over founder equity status.

• 8-A12B30 April 20260001193125-26-194971

  What changed: A Form 8-A for registration of certain classes of securities pursuant to Section 12(b) of the Securities Exchange Act of 1934, registering units, Class A ordinary shares, and warrants for listing on the New York Stock Exchange. The registrant filed to list its securities on the NYSE, establishing the mechanical terms for trading: each unit comprises one Class A ordinary share and one-half of one warrant; Class A ordinary shares carry a par value of $0.0001 per share; and each whole warrant is exercisable for one Class A ordinary share at an exercise price of $11.50 per share. These terms are incorporated by reference to the underlying Registration Statement on Form S-1 (File No. 333-284199, originally filed January 10, 2025). The filing does not amend redemption thresholds, adjust the per-share trust balance, extend the 2028-05-01 deadline, advance the SEARCHING status toward a merger, or disclose sponsor conduct. Why it matters: It finalizes the exchange listing infrastructure required for the SPAC’s public securities, locking in the $11.50 warrant strike and the unit composition that will dictate secondary-market liquidity, optionality, and hedging mechanics. For investors tracking redemption calendars and deal progress, this compliance exhibit confirms NYSE approval but introduces no new financing, target acquisition announcements, or amendment to the trust or expiration schedule. The filing also identifies Arthuros Mangriotis as the Chief Financial Officer, Chief Accounting Officer, and Secretary who authorized the registration on April 30, 2026, providing transparency on the executive officers currently certifying the company’s capital structure filings.

• 330 April 20260001193125-26-198428

  What changed: A Form 3 initial statement of beneficial ownership of securities, which is a routine SEC compliance filing used to record an insider’s direct equity positions. The SEC record shows that director Nate Zwald holds 0 shares directly. It introduces no modification to the trust account balance of $10.06 per share, the redemption deadline of 2028-05-01, the SEARCHING status, any announced business combination, or sponsor conduct. Why it matters: Because it functions strictly as a securities law disclosure rather than a commercial or strategic communication, it contains no claims from management or the board about customer adoption, revenue generation, addressable market size, corporate strategy, technology development, partnership negotiations, ongoing litigation, or executive personnel changes. The explicit reporting of zero direct shares by a director, combined with the complete absence of adjustments to the trust value, redemption timeline, or acquisition pursuit, means unit holders receive no new parameters to price their redemption decision or reassess capital alignment, though it formally cements the current transparency baseline for the period.

• 330 April 20260001193125-26-198437

  What changed: SEC Form 3 — a routine compliance insider ownership report filed by CH4 Natural Solutions Corp on behalf of Mangriotis Arthuros. Tracking redemption deadlines, trust value, extensions, deal progress, and sponsor conduct: the filing attributes 0 shares (direct) to Mangriotis Arthuros. The exhibit records no amendments to trust accounting, deadline mechanics, extension provisions, target acquisition velocity, or sponsor behavioral adjustments. Why it matters: Concerning additional substance: according to the report, no claims are presented regarding customers, revenue, market size, strategy, technology, partnerships, litigation, or personnel changes. For investors monitoring SPAC infrastructure, this confirms zero direct insider equity reported at the time of filing and introduces no variables that would trigger early redemptions, alter trust per-share distributions, mandate a deadline extension, or signal advanced merger negotiations. The document provides no transactional or strategic catalysts.

• 330 April 20260001193125-26-198402

  What changed: A routine compliance exhibit—a Form 3 initial statement of beneficial ownership—used to register an insider’s direct or indirect equity position upon assuming office or crossing ownership thresholds. FIRST, this document registers Director Lauren Singer’s baseline equity position. Director Lauren Singer reported holding 0 shares (direct). NO transactions were recorded, meaning the redemption calendar, trust accounting, extension mechanics, target pipeline status, and sponsor control provisions remain materially unaffected. Why it matters: THEN, because the filing discloses zero direct positions and omits purchase prices, conversion rates, or corporate approvals, it offers no new pricing anchor for future redemptions, warrant exercises, or PIPE negotiations. FINALLY, the text contains no operational forecasts, customer disclosures, revenue metrics, partnership agreements, litigation references, or technical roadmaps beyond the administrative assignment of the director title to Lauren Singer. As a pure record-keeping stamp, it alters neither shareholder economics nor leadership skin-in-the-game expectations.

• 330 April 20260001193125-26-198400

  What changed: A Form 3 insider ownership report. The filing attributes to director Jean Rogers a holding of 0 direct shares as of the 2026-04-30 submission. It reports no adjustments to the $10.06 trust-per-share value, the 2028-05-01 redemption deadline, or the SEARCHING status, meaning none of these mechanics shifted. Why it matters: Because the Form 3 explicitly logs a 0-share position for director Jean Rogers, it establishes a baseline for insider alignment without altering investor redemption windows, trust accounting, or extension timelines. The document contains no claims regarding customers, revenue, market size, strategy, technology, partnerships, litigation, or personnel beyond the listed directorship. It serves as a procedural record rather than a strategic update.

• 330 April 20260001193125-26-198415

  What changed: SEC Form 3 insider ownership report (routine compliance exhibit). Director Jeffrey Tepper submitted the Form 3 to disclose his direct equity position in CH4 Natural Solutions Corp, reporting exactly 0 shares. No purchase, sale, exercise, or conversion of securities occurred, leaving insider ownership unchanged and producing no ripple effect on redemption eligibility thresholds, trust account calculations, extension vote schedules, business combination advancement, or sponsor governance triggers. Why it matters: The filing does not alter any redemption deadline, shift the trust per-share amount, extend the search period, accelerate deal progression, or reflect a change in sponsor conduct. It simply establishes a director-level baseline showing zero direct economic exposure. Beyond the officer title and the single disclosed figure of 0 shares, the document contains no claims or projections regarding customers, revenue, market size, strategy, technology, partnerships, litigation, or personnel. All information originates exclusively from the regulatory filing itself and requires no independent verification of market conditions or corporate performance.

• 330 April 20260001193125-26-198403

  What changed: A Form 3 initial insider ownership report. The filing states that director Veres Ben reported a direct holding of 0 shares of CH4 Natural Solutions Corp common stock. This initial disclosure makes no reference to the trust value, redemption deadlines, extension proposals, target acquisition progress, or sponsor conduct. Why it matters: Because the report only confirms a zero-share initial position for a director, it indicates no personal capital deployed directly in the public market at the time of filing. The figure does not change trust distribution mechanics, alter redemption windows, or signal sponsor alignment beyond standard regulatory compliance. The filing serves as a routine statutory attestation confirming initial holdings rather than providing data on customers, revenue, strategy, technology, partnerships, or litigation.

• CERT30 April 20260000876661-26-000376
• EFFECT30 April 20269999999995-26-001393
• S-1/A28 April 20260001193125-26-187799

  What changed: Amendment No. 6 to Registration Statement on Form S-1 (IPO prospectus) for CH4 Natural Solutions Corporation, a blank-check company seeking a business combination. Updated to reflect the surrender of 3,833,333 founder shares by the sponsor on April 22, 2026, resulting in 7,666,667 founder shares outstanding. Also includes updated financial statements as of December 31, 2025, and other standard updates to the prospectus. No target business has been identified. Why it matters: Provides the final terms of the $200 million IPO (20 million units at $10.00), including trust per share of $10.00, 24-month deadline, sponsor compensation, dilution, redemption rights, and risk factors. Investors should note the sponsor's nominal cost basis ($0.003 per share) and the significant dilution to public shareholders. The filing also discloses ongoing litigation involving the CEO and director nominee.

• S-1/A24 April 20260001193125-26-174250

  What changed: Amendment No. 5 to Registration Statement on Form S-1 (initial public offering prospectus) for a blank check company (SPAC) seeking to raise $200 million via an IPO of 20,000,000 units, each consisting of one Class A ordinary share and one-half of one warrant, with Santander US Capital Markets LLC as sole book-running manager. This amendment (i) updates the prospectus to reflect the surrender of 3,833,333 founder shares by the sponsor on April 22, 2026, reducing the sponsor's founder share count to 7,666,667; (ii) includes audited financial statements as of December 31, 2025 and 2024, with the independent auditor's report containing a going concern explanatory paragraph; (iii) adds the form of underwriting agreement, public and private warrant agreements, registration rights agreement, indemnification agreement, administrative support agreement, and other exhibits; (iv) updates the dilution table, capitalization table, and use of proceeds table; (v) reflects the selection of Santander US Capital Markets LLC as sole book-running manager; and (vi) provides updated disclosure on litigation involving the management team's prior SPACs (Hyzon, Alta Mesa, Solid Power). Why it matters: The amendment is a procedural step toward declaring the registration statement effective and completing the $200 million IPO (plus up to $30 million over-allotment). The founder share surrender reduces the sponsor's ownership percentage and adjusts the capital structure, lowering potential dilution from founder shares. The going concern qualification highlights the SPAC's need for the IPO proceeds to continue operations. The inclusion of final exhibits signals the offering is near pricing. The trust will hold $10.00 per public share (approximately $200 million), and the sponsor has committed to purchase $2 million in private placement units. The SPAC has 24 months from closing to complete a business combination, with a focus on methane mitigation opportunities. No target business has been identified.

• S-1/A3 March 20260001193125-26-085906

  What changed: Amendment No. 4 to a Form S-1 registration statement for a SPAC's initial public offering, filed solely to file exhibits that were previously omitted. No trust value, deadline, extension, deal or redemption terms changed. This filing adds final forms of the sponsor letter agreement (Ex-10.3), investment management trust agreement (Ex-10.4), registration rights agreement (Ex-10.5), amended securities subscription agreement (Ex-10.6), private placement units purchase agreement (Ex-10.7), indemnification agreement (Ex-10.8) and administrative support agreement (Ex-10.9). These were previously missing or in draft form. The explanatory note states the rest of the S-1 is unchanged. Why it matters: Ex-10.3 confirms sponsor and insiders will vote founder shares in favor of a business combination and not redeem those shares. Ex-10.4 formalizes the trust agreement for the proceeds ($300M base, $345M with over-allotment). Ex-10.6 shows the sponsor acquired 11.5M founder shares for $25,000. Ex-10.7 shows the private placement of 200,000 units for $2,000,000 ($10.00 per unit). Ex-10.3 and Ex-10.8 contain standard waivers of claims against the trust account. These standard SPAC exhibits confirm a pre-IPO structure with no deal announced.

• S-1/A27 February 20260001193125-26-078474

  What changed: Amendment No. 3 to Form S-1 registration statement for an initial public offering of a blank check company (SPAC) seeking to raise $300 million (30 million units at $10.00 per unit), with a trust value of $10.06 per share and a business combination deadline of May 2028 (24 months from offering closing). Added exhibits: (i) legal opinion of Vinson & Elkins on validity of units and warrants, (ii) legal opinion of Walkers (Cayman) LLP on Cayman Islands law, (iii) assignment of $300,000 promissory note from sponsor CH4 Natural Solutions Acquisition Sponsor LLC to CEO David Leuschen, (iv) consent of independent auditor WithumSmith+Brown, P.C., and (v) consent of director nominee Ben Veres. Updated audited financial statements as of December 31, 2025 and for the year then ended, including balance sheet, statement of operations, cash flows, and shareholders' deficit. Updated Management's Discussion and Analysis of Financial Condition and Results of Operations, dilution tables, capitalization table, and XBRL taxonomy. Why it matters: This amendment advances the S-1 toward effectiveness, enabling the SPAC to complete its IPO and begin its 24-month search for a business combination. The assignment of the promissory note from sponsor to CEO personally may indicate sponsor's continued financial commitment. Updated financials show a net tangible book deficit of $(1.29) million pre-offering and provide the latest capitalization and expense estimates. No changes to trust per-share value, deadline, or specific deal progress; the filing does not announce a target.

• S-1/A22 December 20250001193125-25-328548

  What changed: Amendment No. 2 to Form S-1 Registration Statement for a blank check company IPO of 30,000,000 units (plus 4,500,000 over-allotment) at $10.00/unit, each consisting of one Class A ordinary share and one-fourth of one warrant. This amendment refines disclosures for a new IPO; there is no active business combination or trust to track. It updates the sponsor structure (now controlled by RSE, a new Riverstone affiliate, with David Leuschen as managing member), revises the management team (Arthuros Mangriotis added as CFO, secretary), and updates litigation status (Decarb I/Hyzon settlement finalized; Alta Mesa settlement approved; Decarb III and Hyzon lawsuits remain ongoing). Redemption mechanics and trust terms remain unchanged from prior IPOs. Why it matters: This filing launches a new SPAC vehicle—a clean slate with $300M trust at $10.00/share, 24-month deadline (27-month with LOI). The sponsor team has extensive de-SPAC experience but also significant litigation baggage (Hyzon, Alta Mesa, Solid Power, Tritium). The structure is standard (founder shares at $0.002, 25% anti-dilution, 15% redemption cap). Investors should note the sponsor has changed its managing entity to RSE and the net tangible book value at maximum redemption is only $0.43, indicating extreme dilution risk.

• S-1/A21 February 20250001193125-25-032104

  What changed: Amendment No. 1 to Registration Statement on Form S-1 (S-1/A) for an initial public offering of a blank check company. This is the first amendment to the S-1, updating the prospectus with preliminary pricing terms, underwriting agreement, and other exhibit filings. No substantive changes to business plan or target search; the SPAC remains in searching stage. The amendment adds the underwriting agreement and other exhibits, updates the prospectus date, and includes audited financial statements as of December 31, 2024. The offering size remains 25,000,000 units at $10.00 per unit, with an over-allotment option of 3,750,000 units. The trust will hold $250 million ($10.00 per unit). The deadline is 24 months from closing (or 27 months with LOI). Sponsor and independent directors will purchase 750,000 private placement units. Founder shares are subject to forfeiture if over-allotment not exercised. The document also includes detailed risk factors, including disclosure of litigation involving prior SPACs sponsored by David Leuschen. Why it matters: This filing provides the complete prospectus for the IPO, including trust mechanics, redemption rights, sponsor economics, and risk factors. It is the key document for investors to evaluate the SPAC before the IPO. Notably, it discloses significant litigation history involving the sponsor's prior SPACs (Alta Mesa, Hyzon, Solid Power, Tritium) which may affect investor confidence. The trust per share is $10.00, and the deadline is 24 months from IPO closing. The document also includes the sponsor's agreement to indemnify the trust for third-party claims reducing trust below $10.00 per share. The IPO is underwritten by Citigroup.

• S-110 January 20250001193125-25-004368

  What changed: S-1 registration statement filed by CH4 Natural Solutions Acquisition Corporation, a blank-check SPAC newly incorporated in the Cayman Islands, to register its initial public offering of 25,000,000 units at $10.00 per unit with an accompanying preliminary prospectus. The document is a preliminary prospectus dated January 10, 2025; the offering has not yet priced or closed. This S-1 represents the first public filing of the registration statement for MTNE's IPO. There is no prior registration statement for this entity, so no terms changed relative to an earlier filing. The document establishes all baseline terms: $250 million trust deposit ($10.00 per unit); 24-month deadline to complete a business combination (with potential 27-month extension if a letter of intent is signed within 24 months); redemption rights for public shareholders; founder shares (7,187,500 Class B shares, 937,500 subject to forfeiture if the over-allotment is not fully exercised); sponsor private placement of 750,000 units for $7.5 million; and a list of eight prior SPAC transactions by David Leuschen, CEO, with mixed outcomes (some successful, some bankrupt or wound up). Why it matters: The filing establishes the trust value at $10.06 per share and the redemption mechanics for a new SPAC with a long deadline. It also provides an unusually detailed history of the sponsor's prior de-SPAC transactions, including bankruptcies (Alta Mesa, Tritium DCFC), settlements (Hyzon-related lawsuit reached settlement in principle, Alta Mesa class-action settlement motion filed January 6, 2025), and ongoing litigation (Solid Power). This record is directly relevant for investors evaluating sponsor conduct and the risk of future deal outcomes. The document also states the sponsor group (David Leuschen, Impact Ag, Lauren Singer) intends to search for a target with a 'significant real-asset footprint' and methane mitigation focus but has not initiated any substantive discussions with any target.

The complete MTNE filing history on EDGAR