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Amprius Technologies

Closed (deSPAC)

Consumer Discretionary · silicon anode lithium-ion battery manufacturing

What it is
Technologies, Inc
What it’s doing now
Merging with Kensington Capital Acquisition Corp. IV (AMPX) — closed (despac).
What you should know
Data is still being assembled for this company — what is shown below is everything we have verified so far.

The business, per its filings

SEC primary

Technologies, Inc. Amprius Technologies, Inc. is a leading manufacturer of high-energy and high-power lithium-ion batteries producing the industry’s highest energy density cells. The company’s corporate headquarters is in Fremont, California where it maintains an R&D lab and a pilot manufacturing facility for the fabrication of silicon nanowire anodes and cells. For additional information, please visit amprius.com.

Source: S-4/A, accession 0001193125-24-174617

What the company says about itself

Web research — not audited

Amprius Technologies manufactures high-energy density silicon anode batteries for industries including aviation, robotics, and e-mobility. The company operates a manufacturing site in Fremont and has partnerships in China, Asia, and Europe.

Markets:
Aviation | Robotics | E-mobility | Battery technology
Products:
SiCore | Silicon anode batteries
Customers:
Nokia Drone Networks | PHASA-35 | AALTO | Matternet
What our web check found

[WEB-INTEL 2026-08-26] 2 finding(s) · web source asserts a FILING-ONLY figure (deadline / trust / status / floor / price) and it was NOT stored: "The transaction will result in gross proceeds of approximately $87 million to Amprius." [https://www.prnewswire.com/news-releases/amprius-technologies-inc-merges-with-kensington-capital-acquisition-corp-iv-to-power-the-future-of-electric-mobility-301624700.html] · web source asserts a FILING-ONLY figure (deadline / trust / status / floor / price) and it was NOT stored: "Amprius completed its business combination with Kensington Capital Acquisition Corp. IV on Sept. 14, 2022." [https://ir.amprius.com/company-information/faq]

Source: https://amprius.com/ · captured Aug 26, 2026 · marketing claims are reported as claims, never merged into the filed figures above.

The deal it’s entering

Amprius Technologies is merging with Kensington Capital Acquisition Corp. IV (AMPX) currently marked Closed (deSPAC).

Headline equity value—

Structure per SEC accession(s) 0001899287-26-000005. How to read these numbers: headline vs effective valuation · what a definitive agreement commits

What exactly is being valued, and at what

Common questions

Is Amprius Technologies going public?

Amprius Technologies has an approved merger with the SPAC Kensington Capital Acquisition Corp. IV (AMPX). Deal status: Closed (deSPAC).

Does Amprius Technologies have revenue?

The filings we've parsed don't state a usable revenue figure yet; this profile is updated as new documents land.

Educational content, not investment advice.

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