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, Q3 2025
Institutional positions in Amprius Technologies, Inc. as of Sep 30, 2025. 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
- 187
- +68 vs. Q2 2025
- Shares held
- 63.6M
- +25.6M (+67.2%) vs. Q2 2025
- Total value
- $669.4M
- +$509.1M (+317.7%) vs. Q2 2025
- New holders
- 86
- 63 more added
- Sold out
- 18
- 27 more reduced
2 institutions that held it in Q2 2025 haven't filed for Q3 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 2025: 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, Q3 2025
Shares, value and share of portfolio for each institution holding Amprius Technologies, Inc.; share changes are against Q2 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| EverSource Wealth Advisors, LLC | 20 | $210 | 0.00% | 00.0% | Unchanged |
| Allworth Financial LP | 28 | $295 | 0.00% | +28 | New |
| SWAN Capital LLC | 29 | $305 | 0.00% | +29 | New |
| Rockefeller Capital Management L.P. | 30 | $316 | 0.00% | +30 | New |
| Hollencrest Capital Management | 40 | $421 | 0.00% | 00.0% | Unchanged |
| True Wealth Design, LLC | 61 | $642 | 0.00% | 00.0% | Unchanged |
| Farther Finance Advisors, LLC | 77 | $810 | 0.00% | +76+7,600.0% | Added |
| GAMMA Investing LLC | 77 | $810 | 0.00% | +77 | New |
| Fortitude Family Office, LLC | 101 | $1.06K | 0.00% | +101 | New |
| NVWM, LLC | 150 | $1.58K | 0.00% | +150 | New |
| Delta Asset Management LLC | 200 | $2.10K | 0.00% | −150−42.9% | Reduced |
| Steward Partners Investment Advisory, LLC | 222 | $2.33K | 0.00% | 00.0% | Unchanged |
| Sterling Capital Management LLC | 226 | $2.38K | 0.00% | +1+0.4% | Added |
| Essential Partners LLC | 245 | $2.58K | 0.00% | 00.0% | Unchanged |
| MCF Advisors LLC | 292 | $3.07K | 0.00% | +292 | New |
| US Bancorp | 361 | $3.80K | 0.00% | +361 | New |
| SRS Capital Advisors, Inc. | 400 | $4.21K | 0.00% | +400 | New |
| Aspect Partners, LLC | 555 | $5.84K | 0.00% | +555 | New |
| Amalgamated Bank | 566 | $6.00K | 0.00% | 00.0% | Unchanged |
| Harbour Investments, Inc. | 600 | $6.31K | 0.00% | +600 | New |
| Optiver Holding B.V. | 610 | $6.42K | 0.00% | +610 | New |
| The PNC Financial Services Group, Inc. | 1,428 | $15.0K | 0.00% | +14+1.0% | Added |
| Nisa Investment Advisors, LLC | 1,639 | $17.2K | 0.00% | +1,200+273.3% | Added |
| Eastern Bank | 2,000 | $21.0K | 0.00% | 00.0% | Unchanged |
| DHJJ Financial Advisors, Ltd. | 2,000 | $21.0K | 0.01% | 00.0% | Unchanged |
| Quarry LP | 3,990 | $42.0K | 0.01% | +3,990 | New |
| CWM, LLC | 4,462 | $47.0K | 0.00% | −19−0.4% | Reduced |
| Advisor Group Holdings, Inc. | 4,602 | $47.4K | 0.00% | +3,402+283.5% | Added |
| Jones Financial Companies LLLP | 4,532 | $49.5K | 0.00% | +3,532+353.2% | Added |
| Parallel Advisors, LLC | 5,121 | $53.9K | 0.00% | +5,121 | New |
| Geneos Wealth Management Inc. | 7,045 | $74.1K | 0.00% | +7,045 | New |
| Tower Research Capital LLC (TRC) | 7,539 | $79.3K | 0.00% | +2,126+39.3% | Added |
| Ameritas Investment Partners, Inc. | 7,787 | $81.9K | 0.00% | −1,729−18.2% | Reduced |
| FMR LLC | 8,221 | $86.5K | 0.00% | +265+3.3% | Added |
| NBC Securities, Inc. | 8,438 | $88.8K | 0.01% | +8,438 | New |
| Atom Investors LP | 10,472 | $110.2K | 0.01% | +10,472 | New |
| IPG Investment Advisors LLC | 10,950 | $115.2K | 0.02% | +10,950 | New |
| Bryce Point Capital, LLC | 11,146 | $117.3K | 0.14% | +11,146 | New |
| Teacher Retirement System of Texas | 11,563 | $121.6K | 0.00% | +11,563 | New |
| Cetera Investment Advisers | 11,612 | $122.2K | 0.00% | +11,612 | New |
| Victory Capital Management Inc | 11,817 | $124.3K | 0.00% | +1,516+14.7% | Added |
| Renaissance Technologies LLC | 12,400 | $130.4K | 0.00% | −1,334,200−99.1% | Reduced |
| DMG Group, LLC | 12,944 | $136.2K | 0.09% | +12,944 | New |
| FORA Capital, LLC | 13,391 | $140.9K | 0.02% | +13,391 | New |
| Prelude Capital Management, LLC | 14,018 | $147.5K | 0.01% | +14,018 | New |
| Richmond Investment Services, LLC | 14,796 | $155.7K | 0.03% | +14,796 | New |
| Caitong International Asset Management Co., Ltd | 15,220 | $160.1K | 0.11% | +13,454+761.8% | Added |
| ProShare Advisors LLC | 15,937 | $167.7K | 0.00% | −3,175−16.6% | Reduced |
| Pictet Asset Management Holding SA | 16,099 | $169.4K | 0.00% | +16,099 | New |
| Boothbay Fund Management, LLC | 16,114 | $169.5K | 0.00% | +16,114 | New |
| DRW Securities, LLC | 16,424 | $173.4K | 0.01% | +16,424 | New |
| HighTower Advisors, LLC | 16,834 | $177.1K | 0.00% | +16,834 | New |
| Voya Investment Management LLC | 16,876 | $177.5K | 0.00% | −9,016−34.8% | Reduced |
| Axq Capital, LP | 17,376 | $182.8K | 0.07% | +17,376 | New |
| Cambridge Investment Research Advisors, Inc. | 17,544 | $185.0K | 0.00% | +17,544 | New |
| MidWestOne Financial Group, Inc. | 18,308 | $192.6K | 0.02% | −238−1.3% | Reduced |
| Ewa, LLC | 19,235 | $202.4K | 0.06% | +222+1.2% | Added |
| JustInvest LLC | 19,638 | $206.6K | 0.00% | +504+2.6% | Added |
| Abacus Wealth Partners, LLC | 20,000 | $210.4K | 0.03% | +20,000 | New |
| Dark Forest Capital Management LP | 20,133 | $211.8K | 0.01% | +20,133 | New |
| Stephens Inc | 20,331 | $213.9K | 0.00% | +20,331 | New |
| Toroso Investments, LLC | 21,064 | $221.6K | 0.00% | +21,064 | New |
| Envestnet Asset Management Inc | 22,095 | $232.4K | 0.00% | +22,095 | New |
| Creative Planning | 22,826 | $240.1K | 0.00% | +8,573+60.1% | Added |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 24,680 | $259.6K | 0.00% | +24,680 | New |
| Blair William & Co | 24,788 | $260.8K | 0.00% | +24,788 | New |
| Colony Group, LLC | 26,484 | $275.5K | 0.00% | +2,245+9.3% | Added |
| PharVision Advisers, LLC | 26,558 | $279.4K | 0.16% | +26,558 | New |
| Arizona State Retirement System | 26,753 | $281.4K | 0.00% | +26,753 | New |
| Police & Firemen's Retirement System of New Jersey | 26,911 | $283.1K | 0.00% | +5,777+27.3% | Added |
| Aigen Investment Management, LP | 27,190 | $286.0K | 0.04% | +9,379+52.7% | Added |
| Group One Trading, L.P. | 28,891 | $303.9K | 0.01% | +17,387+151.1% | Added |
| New York State Common Retirement Fund | 29,637 | $311.8K | 0.00% | +17,600+146.2% | Added |
| Marshall Wace, LLP | 30,368 | $319.5K | 0.00% | −1,075,045−97.3% | Reduced |
| Advisory Services Network, LLC | 30,466 | $320.5K | 0.00% | −308−1.0% | Reduced |
| First Trust Advisors LP | 30,678 | $322.7K | 0.00% | +30,678 | New |
| Cornerstone Partners Capital Management, LLC | 30,706 | $323.0K | 0.94% | 00.0% | Unchanged |
| Manufacturers Life Insurance Company, The | 31,659 | $333.1K | 0.00% | −2,642−7.7% | Reduced |
| Diametric Capital, LP | 31,740 | $333.9K | 0.12% | +31,740 | New |
| State of Wisconsin Investment Board | 31,944 | $336.1K | 0.00% | +31,944 | New |
| Fox Run Management, L.L.C. | 32,523 | $342.1K | 0.05% | +32,523 | New |
| Ameriprise Financial Inc | 33,014 | $347.3K | 0.00% | +33,014 | New |
| Voleon Capital Management LP | 33,507 | $352.5K | 0.01% | +33,507 | New |
| Point72 Asset Management, L.P. | 33,916 | $356.8K | 0.00% | +33,916 | New |
| Los Angeles Capital Management LLC | 35,693 | $375.5K | 0.00% | −34,884−49.4% | Reduced |
| KLP Kapitalforvaltning AS | 35,900 | $377.7K | 0.00% | +35,900 | New |
| Intech Investment Management LLC | 38,203 | $401.9K | 0.00% | −6,569−14.7% | Reduced |
| CoreCommodity Management, LLC | 38,770 | $407.9K | 0.07% | +38,770 | New |
| Janus Henderson Group PLC | 39,053 | $411.0K | 0.00% | +39,053 | New |
| Bessemer Group Inc | 41,333 | $435.0K | 0.00% | 00.0% | Unchanged |
| CWM Advisors, LLC | 43,830 | $461.1K | 0.04% | +43,830 | New |
| Counterpoint Mutual Funds LLC | 47,639 | $501.2K | 0.04% | +47,639 | New |
| Graham Capital Management, L.P. | 48,045 | $505.4K | 0.02% | −93,500−66.1% | Reduced |
| Harbour Capital Advisors, LLC | 40,315 | $510.8K | 0.10% | +40,315 | New |
| Price T Rowe Associates Inc | 49,115 | $517.0K | 0.00% | −273,892−84.8% | Reduced |
| National Asset Management, Inc. | 50,700 | $533.4K | 0.03% | +200+0.4% | Added |
| Dynamic Technology Lab Private Ltd | 51,550 | $542.0K | 0.09% | +21,321+70.5% | Added |
| Allspring Global Investments Holdings, LLC | 49,104 | $591.2K | 0.00% | +49,104 | New |
| Squarepoint Ops LLC | 57,605 | $606.0K | 0.00% | −7,777−11.9% | Reduced |
| HITE Hedge Asset Management LLC | 57,802 | $608.1K | 0.03% | −103,642−64.2% | Reduced |