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 2025
Institutional positions in Amprius Technologies, Inc. as of Jun 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
- 121
- +22 vs. Q1 2025
- Shares held
- 38.1M
- +17.2M (+82.8%) vs. Q1 2025
- Total value
- $160.4M
- +$104.5M (+187.3%) vs. Q1 2025
- New holders
- 39
- 46 more added
- Sold out
- 17
- 21 more reduced
1 institution that held it in Q1 2025 haven't filed for Q2 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 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, Q2 2025
Shares, value and share of portfolio for each institution holding Amprius Technologies, Inc.; share changes are against Q1 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| BlackRock, Inc. | 5,270,018 | $22.2M | 0.00% | +4,195,966+390.7% | Added |
| Vanguard Group Inc | 4,755,225 | $20.0M | 0.00% | −105,912−2.2% | Reduced |
| Millennium Management LLC | 3,616,380 | $15.2M | 0.01% | +2,220,367+159.1% | Added |
| Morgan Stanley | 1,933,627 | $8.14M | 0.00% | +1,749,989+953.0% | Added |
| Geode Capital Management, LLC | 1,593,607 | $6.71M | 0.00% | +998,649+167.9% | Added |
| Two Sigma Investments, LP | 1,411,608 | $5.94M | 0.01% | +1,000,130+243.1% | Added |
| Renaissance Technologies LLC | 1,346,600 | $5.67M | 0.01% | +1,332,200+9,251.4% | Added |
| State Street Corp | 1,176,718 | $4.95M | 0.00% | +760,275+182.6% | Added |
| Board of Trustees of The Leland Stanford Junior University | 1,146,636 | $4.83M | 0.52% | −310,921−21.3% | Reduced |
| Invesco Ltd. | 1,115,538 | $4.70M | 0.00% | −51,018−4.4% | Reduced |
| Marshall Wace, LLP | 1,105,413 | $4.65M | 0.01% | +153,476+16.1% | Added |
| Essex Investment Management Co LLC | 1,025,357 | $4.32M | 0.78% | +89,542+9.6% | Added |
| JPMorgan Chase & Co | 1,017,217 | $4.28M | 0.00% | +1,008,854+12,063.3% | Added |
| Baird Financial Group, Inc. | 1,000,711 | $4.21M | 0.01% | +500,212+99.9% | Added |
| Stifel Financial Corp | 896,225 | $3.77M | 0.00% | −4,558−0.5% | Reduced |
| Susquehanna International Group, LLP | 877,328 | $3.69M | 0.01% | +54,168+6.6% | Added |
| UBS Group AG | 731,533 | $3.08M | 0.00% | −378,588−34.1% | Reduced |
| Northern Trust Corp | 662,573 | $2.79M | 0.00% | +448,146+209.0% | Added |
| Goldman Sachs Group Inc | 540,268 | $2.27M | 0.00% | +295,622+120.8% | Added |
| Charles Schwab Investment Management Inc | 496,899 | $2.09M | 0.00% | +238,956+92.6% | Added |
| Oppenheimer & Co Inc | 449,197 | $1.89M | 0.03% | −42,181−8.6% | Reduced |
| Two Sigma Advisers, LP | 402,400 | $1.69M | 0.00% | +358,300+812.5% | Added |
| Price T Rowe Associates Inc | 323,007 | $1.36M | 0.00% | +323,007 | New |
| Citadel Advisors LLC | 279,657 | $1.18M | 0.00% | +250,250+851.0% | Added |
| Legato Capital Management LLC | 276,874 | $1.17M | 0.14% | −679−0.2% | Reduced |
| Polar Asset Management Partners Inc. | 274,788 | $1.16M | 0.03% | +274,788 | New |
| Nuveen, LLC | 217,178 | $914.3K | 0.00% | +193,878+832.1% | Added |
| HRT Financial LP | 215,633 | $907.0K | 0.00% | +119,622+124.6% | Added |
| EAM Investors, LLC | 211,252 | $889.4K | 0.13% | +211,252 | New |
| Bank of New York Mellon Corp | 193,748 | $815.7K | 0.00% | +162,194+514.0% | Added |
| Verition Fund Management LLC | 177,652 | $747.9K | 0.00% | +109,354+160.1% | Added |
| Cubist Systematic Strategies, LLC | 170,405 | $717.4K | 0.01% | +170,405 | New |
| Barclays PLC | 167,503 | $705.2K | 0.00% | +131,328+363.0% | Added |
| Alliancebernstein L.P. | 164,060 | $690.7K | 0.00% | +105,600+180.6% | Added |
| HITE Hedge Asset Management LLC | 161,444 | $679.7K | 0.04% | 00.0% | Unchanged |
| BNP Paribas Arbitrage, SA | 159,614 | $672.0K | 0.00% | +153,867+2,677.3% | Added |
| Huntleigh Advisors, Inc. | 145,914 | $614.3K | 0.12% | +145,914 | New |
| Graham Capital Management, L.P. | 141,545 | $595.9K | 0.02% | +141,545 | New |
| Bridgeway Capital Management, LLC | 135,000 | $568.4K | 0.01% | −60,000−30.8% | Reduced |
| Bank of America Corp | 126,779 | $533.7K | 0.00% | +42,625+50.7% | Added |
| LPL Financial LLC | 125,706 | $529.2K | 0.00% | +2,847+2.3% | Added |
| Rhumbline Advisers | 123,260 | $518.9K | 0.00% | +107,570+685.6% | Added |
| Foundations Investment Advisors, LLC | 92,416 | $389.1K | 0.01% | +92,416 | New |
| SLT Holdings LLC | 91,750 | $386.3K | 0.29% | +91,750 | New |
| Kingswood Wealth Advisors, LLC | 85,408 | $359.6K | 0.03% | +85,408 | New |
| AQR Capital Management LLC | 80,002 | $336.8K | 0.00% | +2,238+2.9% | Added |
| Gsa Capital Partners LLP | 73,035 | $307.0K | 0.02% | +73,035 | New |
| Los Angeles Capital Management LLC | 70,577 | $297.1K | 0.00% | +70,577 | New |
| Squarepoint Ops LLC | 65,382 | $275.3K | 0.00% | +65,382 | New |
| Deutsche Bank AG | 61,438 | $258.7K | 0.00% | +30,507+98.6% | Added |
| Apis Capital Advisors, LLC | 60,000 | $252.6K | 0.09% | −106,000−63.9% | Reduced |
| MetLife Investment Management | 58,207 | $245.1K | 0.00% | +58,207 | New |
| Mirae Asset Global ETFs Holdings Ltd. | 51,041 | $214.9K | 0.00% | +41,208+419.1% | Added |
| Wells Fargo & Company | 50,670 | $213.3K | 0.00% | +39,328+346.7% | Added |
| Advisory Services Network, LLC | 30,774 | $213.3K | 0.00% | +30,774 | New |
| National Asset Management, Inc. | 50,500 | $212.6K | 0.01% | +4,000+8.6% | Added |
| Omers Administration Corp | 49,600 | $208.8K | 0.00% | +49,600 | New |
| Intech Investment Management LLC | 44,772 | $188.5K | 0.00% | +44,772 | New |
| Bessemer Group Inc | 41,333 | $174.0K | 0.00% | +41,333 | New |
| Citigroup Inc | 34,356 | $144.6K | 0.00% | +22,199+182.6% | Added |
| Manufacturers Life Insurance Company, The | 34,301 | $144.4K | 0.00% | +34,301 | New |
| Robertson Stephens Wealth Management, LLC | 31,094 | $130.9K | 0.00% | +31,094 | New |
| Cornerstone Partners Capital Management, LLC | 30,706 | $129.3K | 0.39% | +15,353+100.0% | Added |
| Dynamic Technology Lab Private Ltd | 30,229 | $127.0K | 0.02% | +30,229 | New |
| Voya Investment Management LLC | 25,892 | $109.0K | 0.00% | +25,892 | New |
| Colony Group, LLC | 24,239 | $102.0K | 0.00% | +8,255+51.6% | Added |
| Jane Street Group, LLC | 22,355 | $94.1K | 0.00% | −83,628−78.9% | Reduced |
| Police & Firemen's Retirement System of New Jersey | 21,134 | $89.0K | 0.00% | +21,134 | New |
| JustInvest LLC | 19,134 | $80.6K | 0.00% | +2,873+17.7% | Added |
| ProShare Advisors LLC | 19,112 | $80.5K | 0.00% | +19,112 | New |
| Ewa, LLC | 19,013 | $80.0K | 0.03% | +19,013 | New |
| MidWestOne Financial Group, Inc. | 18,546 | $78.1K | 0.01% | +953+5.4% | Added |
| Aigen Investment Management, LP | 17,811 | $75.0K | 0.01% | +17,811 | New |
| Janney Montgomery Scott LLC | 15,993 | $67.0K | 0.00% | +15,993 | New |
| Royal Bank of Canada | 15,685 | $66.0K | 0.00% | −49,774−76.0% | Reduced |
| SG Americas Securities, LLC | 15,373 | $65.0K | 0.00% | +15,373 | New |
| Spears Abacus Advisors LLC | 15,055 | $63.4K | 0.00% | 00.0% | Unchanged |
| Edmond de Rothschild Holding S.A. | 14,970 | $63.0K | 0.00% | 00.0% | Unchanged |
| Creative Planning | 14,253 | $60.0K | 0.00% | +14,253 | New |
| Simplex Trading, LLC | 13,916 | $58.0K | 0.00% | −32,187−69.8% | Reduced |
| New York State Common Retirement Fund | 12,037 | $50.7K | 0.00% | 00.0% | Unchanged |
| Group One Trading, L.P. | 11,504 | $48.4K | 0.00% | −78,397−87.2% | Reduced |
| CIBC World Markets Corp | 11,484 | $48.3K | 0.00% | +11,484 | New |
| Bank of Montreal | 11,017 | $46.4K | 0.00% | +11,017 | New |
| Raymond James Financial Inc | 10,825 | $45.6K | 0.00% | −4,504−29.4% | Reduced |
| Prudential Financial Inc | 10,775 | $45.4K | 0.00% | +10,775 | New |
| XTX Topco Ltd | 10,420 | $43.9K | 0.00% | +10,420 | New |
| Legal & General Group Plc | 10,383 | $43.7K | 0.00% | +9,684+1,385.4% | Added |
| Victory Capital Management Inc | 10,301 | $43.4K | 0.00% | +10,301 | New |
| Brinker Capital Investments, LLC | 10,270 | $43.2K | 0.00% | +31+0.3% | Added |
| SEI Investments Co | 10,229 | $43.1K | 0.00% | 00.0% | Unchanged |
| Clear Street LLC | 10,000 | $42.1K | 0.00% | 00.0% | Unchanged |
| Thurston, Springer, Miller, Herd & Titak, Inc. | 10,000 | $42.1K | 0.01% | +10,000 | New |
| Ameritas Investment Partners, Inc. | 9,516 | $40.1K | 0.00% | +9,072+2,043.2% | Added |
| FMR LLC | 7,956 | $33.5K | 0.00% | −917−10.3% | Reduced |
| Clear Street Markets LLC | 5,882 | $24.8K | 0.01% | +3,403+137.3% | Added |
| California State Teachers Retirement System | 5,816 | $24.5K | 0.00% | +4,801+473.0% | Added |
| Russell Investments Group, Ltd. | 5,815 | $24.5K | 0.00% | +4,514+347.0% | Added |
| Tower Research Capital LLC (TRC) | 5,413 | $22.8K | 0.00% | −10,015−64.9% | Reduced |
| CWM, LLC | 4,481 | $19.0K | 0.00% | −453−9.2% | Reduced |