Amprius Technologies, Inc.
AMPX- Exchange
- NYSE
- Industry
- Miscellaneous Electrical Machinery, Equipment & Supplies
- SEC CIK
- 0001899287
In the last 90 days, Amprius Technologies, Inc. insiders filed 0 open-market purchases and 3 sales; 261 institutions reported holding it in 13F filings for Q2 2026, worth $1.35B in total; no superinvestor holds it.
Other share classesAMPX.WT
13F holders, Q2 2026
Institutional positions in Amprius Technologies, Inc. as of Jun 30, 2026. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 261
- +18 vs. Q1 2026
- Shares held
- 97.2M
- +12.6M (+14.9%) vs. Q1 2026
- Total value
- $1.35B
- −$74.7M (−5.3%) vs. Q1 2026
- New holders
- 63
- 111 more added
- Sold out
- 45
- 64 more reduced
2 institutions that held it in Q1 2026 haven't filed for Q2 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 2026: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting AMPX on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 261 | $1.35B |
| Q1 2026 | 245 | $1.42B |
| Q4 2025 | 206 | $534.7M |
| Q3 2025 | 187 | $669.4M |
| Q2 2025 | 121 | $160.4M |
| Q1 2025 | 100 | $55.8M |
| Q4 2024 | 91 | $46.6M |
| Q3 2024 | 66 | $9.17M |
| Q2 2024 | 65 | $9.71M |
| Q1 2024 | 50 | $13.1M |
| Q4 2023 | 49 | $23.5M |
| Q3 2023 | 46 | $20.0M |
| Q2 2023 | 41 | $19.5M |
| Q1 2023 | 26 | $17.1M |
| Q4 2022 | 22 | $14.8M |
| Q3 2022 | 13 | $11.7M |
| Q2 2022 | 0 | $0 |
| Q1 2022 | 0 | $0 |
| Q4 2021 | 0 | $0 |
| Q3 2021 | 0 | $0 |
| Q2 2021 | 0 | $0 |
| Q1 2021 | 0 | $0 |
Institutions, Q2 2026
Shares, value and share of portfolio for each institution holding Amprius Technologies, Inc.; share changes are against Q1 2026.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Mitchell & Pahl Private Wealth, LLC | 10,000 | $138.6K | 0.05% | 00.0% | Unchanged |
| Chicago Partners Investment Group LLC | 10,302 | $102.1K | 0.00% | +10,302 | New |
| Central Pacific Bank - Trust Division | 6,999 | $97.0K | 0.01% | −10.0% | Reduced |
| State of Wyoming | 6,838 | $94.8K | 0.01% | +797+13.2% | Added |
| Leonteq Securities AG | 6,016 | $83.4K | 0.00% | +16+0.3% | Added |
| Mitsubishi UFJ Trust & Banking Corp | 5,889 | $81.6K | 0.00% | +5,889 | New |
| Nykredit A/S | 5,685 | $78.8K | 0.00% | +5,685 | New |
| Tower Research Capital LLC (TRC) | 4,765 | $66.0K | 0.00% | −8,440−63.9% | Reduced |
| Nisa Investment Advisors, LLC | 4,582 | $63.5K | 0.00% | 00.0% | Unchanged |
| Allworth Financial LP | 4,527 | $62.7K | 0.00% | +4,165+1,150.6% | Added |
| Walleye Capital LLC | 4,294 | $59.5K | 0.00% | +4,294 | New |
| Parallel Advisors, LLC | 4,205 | $58.3K | 0.00% | +203+5.1% | Added |
| KBC Group NV | 3,399 | $47.0K | 0.00% | 00.0% | Unchanged |
| Rockefeller Capital Management L.P. | 3,335 | $46.2K | 0.00% | +1,584+90.5% | Added |
| Bank of New Hampshire | 2,745 | $38.0K | 0.01% | +952+53.1% | Added |
| Towarzystwo Funduszy Inwestycyjnych Pzu SA | 2,400 | $33.3K | 0.01% | +1,500+166.7% | Added |
| Federation des caisses Desjardins du Quebec | 2,300 | $31.9K | 0.00% | +2,300 | New |
| Global X Japan Co., Ltd. | 2,102 | $29.1K | 0.00% | +569+37.1% | Added |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. | 2,071 | $28.7K | 0.00% | −153−6.9% | Reduced |
| TD Waterhouse Canada Inc. | 2,105 | $28.6K | 0.00% | +1,643+355.6% | Added |
| Eastern Bank | 2,000 | $27.7K | 0.00% | 00.0% | Unchanged |
| DHJJ Financial Advisors, Ltd. | 2,000 | $27.7K | 0.01% | 00.0% | Unchanged |
| Meeder Asset Management Inc | 1,615 | $22.4K | 0.00% | +1,615 | New |
| The PNC Financial Services Group, Inc. | 1,540 | $21.3K | 0.00% | −431−21.9% | Reduced |
| Farther Finance Advisors, LLC | 1,418 | $19.7K | 0.00% | −775−35.3% | Reduced |
| US Bancorp | 1,308 | $18.1K | 0.00% | +819+167.5% | Added |
| Armstrong Advisory Group, Inc | 1,122 | $15.6K | 0.00% | +974+658.1% | Added |
| Larson Financial Group LLC | 1,095 | $15.2K | 0.00% | −2,991−73.2% | Reduced |
| GAMMA Investing LLC | 872 | $12.1K | 0.00% | −9−1.0% | Reduced |
| Fifth Third Bancorp | 791 | $11.0K | 0.00% | +505+176.6% | Added |
| Strive Financial Group ,LLC | 775 | $10.7K | 0.00% | 00.0% | Unchanged |
| SRS Capital Advisors, Inc. | 671 | $9.30K | 0.00% | −1,064−61.3% | Reduced |
| Sterling Capital Management LLC | 483 | $6.69K | 0.00% | −265−35.4% | Reduced |
| Steward Partners Investment Advisory, LLC | 272 | $3.77K | 0.00% | 00.0% | Unchanged |
| Private Trust Co NA | 265 | $3.67K | 0.00% | +265 | New |
| NVWM, LLC | 264 | $3.66K | 0.00% | 00.0% | Unchanged |
| Smartleaf Asset Management LLC | 269 | $3.64K | 0.00% | 00.0% | Unchanged |
| Essential Partners LLC | 245 | $3.40K | 0.00% | 00.0% | Unchanged |
| GWM Advisors LLC | 223 | $3.09K | 0.00% | +223 | New |
| SJS Investment Consulting Inc. | 205 | $2.84K | 0.00% | 00.0% | Unchanged |
| Cornerstone Financial Management LLC | 205 | $2.84K | 0.00% | 00.0% | Unchanged |
| Fortitude Family Office, LLC | 198 | $2.74K | 0.00% | 00.0% | Unchanged |
| Elequin Capital LP | 180 | $2.50K | 0.00% | +180 | New |
| Avion Wealth | 200 | $2.00K | 0.00% | 00.0% | Unchanged |
| Caldwell Sutter Capital, Inc. | 100 | $1.39K | 0.00% | +100 | New |
| Harbour Investments, Inc. | 100 | $1.39K | 0.00% | +100 | New |
| Vermillion Wealth Management, Inc. | 84 | $1.16K | 0.00% | +84 | New |
| Signaturefd, LLC | 80 | $1.11K | 0.00% | +80 | New |
| Rothschild Investment LLC | 73 | $1.01K | 0.00% | −1−1.4% | Reduced |
| Covestor Ltd | 43 | $1.00K | 0.00% | +31+258.3% | Added |
| Aspect Partners, LLC | 57 | $790 | 0.00% | +40+235.3% | Added |
| Hollencrest Capital Management | 50 | $693 | 0.00% | +10+25.0% | Added |
| Northwestern Mutual Wealth Management Co | 50 | $693 | 0.00% | +50 | New |
| Silver Grove Financial Group, Inc. | 31 | $430 | 0.00% | +31 | New |
| EverSource Wealth Advisors, LLC | 29 | $402 | 0.00% | −21−42.0% | Reduced |
| Massmutual Trust Co FSB | 28 | $388 | 0.00% | −38−57.6% | Reduced |
| Global Retirement Partners, LLC | 11 | $152 | 0.00% | +11 | New |
| Keating Financial Advisory Services, Inc. | 5 | $69 | 0.00% | +5 | New |
| Miller Global Investments, LLC | 4 | $55 | 0.00% | +4 | New |
| Hughes Financial Services, LLC | 1 | $14 | 0.00% | +1 | New |
| Coppell Advisory Solutions LLC | 500 | – | – | +500 | New |
| William Blair Investment Management, LLC | 0 | $0 | 0.00% | −1,170,131−100.0% | Sold out |
| HRT Financial LP | 0 | $0 | 0.00% | −1,002,658−100.0% | Sold out |
| MYDA Advisors LLC | 0 | $0 | 0.00% | −735,000−100.0% | Sold out |
| Science & Technology Partners, L.P. | 0 | $0 | 0.00% | −635,106−100.0% | Sold out |
| Voloridge Investment Management, LLC | 0 | $0 | 0.00% | −531,998−100.0% | Sold out |
| Thames Capital Management LLC | 0 | $0 | 0.00% | −526,832−100.0% | Sold out |
| Public Sector Pension Investment Board | 0 | $0 | 0.00% | −332,000−100.0% | Sold out |
| EAM Investors, LLC | 0 | $0 | 0.00% | −262,036−100.0% | Sold out |
| Arrowstreet Capital, Limited Partnership | 0 | $0 | 0.00% | −227,132−100.0% | Sold out |
| Y-Intercept (Hong Kong) Ltd | 0 | $0 | 0.00% | −164,224−100.0% | Sold out |
| Schonfeld Strategic Advisors LLC | 0 | $0 | 0.00% | −135,774−100.0% | Sold out |
| Ardsley Advisory Partners LP | 0 | $0 | 0.00% | −125,000−100.0% | Sold out |
| CenterBook Partners LP | 0 | $0 | 0.00% | −118,257−100.0% | Sold out |
| Apis Capital Advisors, LLC | 0 | $0 | 0.00% | −108,000−100.0% | Sold out |
| Alberta Investment Management Corp | 0 | $0 | 0.00% | −82,000−100.0% | Sold out |
| Occudo Quantitative Strategies LP | 0 | $0 | 0.00% | −65,508−100.0% | Sold out |
| Twinbeech Capital LP | 0 | $0 | 0.00% | −76,000−100.0% | Sold out |
| Boothbay Fund Management, LLC | 0 | $0 | 0.00% | −73,064−100.0% | Sold out |
| Colony Group, LLC | 0 | $0 | 0.00% | −45,474−100.0% | Sold out |
| Harbour Capital Advisors, LLC | 0 | $0 | 0.00% | −31,480−100.0% | Sold out |
| FORA Capital, LLC | 0 | $0 | 0.00% | −41,598−100.0% | Sold out |
| Richmond Investment Services, LLC | 0 | $0 | 0.00% | −39,994−100.0% | Sold out |
| Gotham Asset Management, LLC | 0 | $0 | 0.00% | −39,517−100.0% | Sold out |
| Sigma Planning Corp | 0 | $0 | 0.00% | −30,285−100.0% | Sold out |
| Swiss Life Asset Management Ltd | 0 | $0 | 0.00% | −11,164−100.0% | Sold out |
| Scientech Research LLC | 0 | $0 | 0.00% | −17,359−100.0% | Sold out |
| Verition Fund Management LLC | 0 | $0 | 0.00% | −17,045−100.0% | Sold out |
| Pekin Hardy Strauss, Inc. | 0 | $0 | 0.00% | −15,100−100.0% | Sold out |
| Bridgefront Capital, LLC | 0 | $0 | 0.00% | −13,571−100.0% | Sold out |
| Bayforest Capital Ltd | 0 | $0 | 0.00% | −11,477−100.0% | Sold out |
| Joel Isaacson & Co., LLC | 0 | $0 | 0.00% | −10,000−100.0% | Sold out |
| Cambridge Financial Group, LLC | 0 | $0 | 0.00% | −10,000−100.0% | Sold out |
| Acadian Asset Management LLC | 0 | $0 | 0.00% | −5,214−100.0% | Sold out |
| MAI Capital Management | 0 | $0 | 0.00% | −4,803−100.0% | Sold out |
| Kemnay Advisory Services Inc. | 0 | $0 | 0.00% | −765−100.0% | Sold out |
| Golden State Equity Partners | 0 | $0 | 0.00% | −600−100.0% | Sold out |
| Optiver Holding B.V. | 0 | $0 | 0.00% | −378−100.0% | Sold out |
| Quarry LP | 0 | $0 | 0.00% | −344−100.0% | Sold out |
| Highline Wealth Partners LLC | 0 | $0 | 0.00% | −300−100.0% | Sold out |