Amprius Technologies, Inc.
AMPX · AMPX-WT · Miscellaneous Electrical Machinery, Equipment and Supplies
Latest available SEC filing: 4 ·
Latest disclosures
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Sun Kang: Form 4
Insider disclosure · Filed · Report period 21 Aug 2026
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Form 4
SEC filing · Filed
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Form 4
SEC filing · Filed
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Form 4
SEC filing · Filed
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Latest financial period: Q2 2026
Financial facts · Filed
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Form 10-Q
SEC filing · Filed
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Form 4
SEC filing · Filed
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Form 4
SEC filing · Filed
Institutional holders by security
Choose a share class to see reported 13F positions and quarterly changes. Different securities have separate holder histories.
- AMPX · 03214Q108 - Common stock, $0.0001 par value
Company details and SEC sources
CIK 0001899287 · SEC filing index. Filing dates describe disclosures, not live market data.
- Listed symbols
- AMPX, AMPX-WT on NYSE
- SEC industry group
- Miscellaneous Electrical Machinery, Equipment and Supplies (Office of Manufacturing)
- Business address
- 1180 Page Avenue, Fremont, CA, 94538
- Incorporated in
- DE
- Fiscal year end
- 31 December
- Former names on EDGAR
- Kensington Capital Acquisition Corp. IV (to 14 Sep 2022)
At a glance
Names, identifiers, and filing context for this profile.
2 identity fields