Amprius TechnologiesAMPX
13F holders, Q2 2026 (June 30)261holders +16
60new positions
45sold out
7famous investors
$13.93avg. 13F price*
At the end of Q2 2026, 261 institutions reported holding Amprius Technologies Inc. (AMPX) in their 13F filings, up 16 from Q1 2026. 60 opened new positions and 45 sold out. The largest holders were BlackRock, Inc. ($157.1M), Vanguard Capital Management LLC ($77.1M) and Morgan Stanley ($70.8M). 7 famous investors held it, including Paul Tudor Jones (0.0% of Tudor Investment Corporation's portfolio), Jim Simons / Peter Brown (0.0% of Renaissance Technologies's portfolio) and Steve Cohen (0.0% of Point72 Asset Management's portfolio).
- Company
- Amprius Technologies Inc.
- CUSIP
- 03214Q108
- Latest filing quarter
- Q2 2026
History
Number of 13F holders
Total Exit/New Position Q1 2026 → Q2 2026
| Institutions | Total Value | |
|---|---|---|
| New Positions | 60 | $150.4M |
| Exits | 45 | $113.9M |
All 13F filers, Q1 2026 → Q2 2026: 30,198,140 shares bought and 17,613,190 shares sold, net +12,584,950 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.
Ownership 261 holders
| BlackRock, Inc. | 0.00% | Add +22.9% | 11,335,092 | $157.1M |
| Vanguard Capital Management LLC | 0.00% | Add +13.3% | 5,562,985 | $77.1M |
| Morgan Stanley | 0.00% | Add +61.5% | 5,105,505 | $70.8M |
| Two Sigma Investments, LP | 0.05% | Add +23.2% | 4,318,630 | $59.9M |
| UBS Group AG | 0.01% | Add +76.2% | 4,072,269 | $56.4M |
| Geode Capital Management, LLC | 0.00% | Add +25.1% | 3,520,655 | $48.8M |
| Jane Street Group, LLC | 0.03% | Reduce -18.3% | 3,401,071 | $47.1M |
| State Street Corp. | 0.00% | Add +19.4% | 3,240,285 | $44.9M |
| Goldman Sachs Group Inc. | 0.00% | Add +14.2% | 2,542,294 | $35.2M |
| Jupiter Asset Management Ltd. | 0.15% | New | 2,133,397 | $29.6M |
| LMR Partners LLP | 0.22% | New | 1,750,850 | $24.3M |
| Citadel Advisors | 0.01% | Add +16.5% | 1,676,344 | $23.2M |
| T. Rowe Price Associates Inc. | 0.00% | Reduce -13.8% | 1,635,883 | $22.7M |
| Vanguard Portfolio Management LLC | 0.00% | Add +35.8% | 1,457,629 | $20.2M |
| Hood River Capital Management LLC | 0.14% | Add +48.8% | 1,412,516 | $19.6M |
| Renaissance Technologies | 0.03% | Add +291.9% | 1,408,925 | $19.5M |
| Driehaus Capital Management LLC | 0.11% | Reduce -64.5% | 1,345,269 | $18.6M |
| Baird Financial Group, Inc. | 0.03% | Reduce -16.4% | 1,324,909 | $18.4M |
| Healthcare of Ontario Pension Plan Trust Fund | 0.02% | New | 1,248,700 | $17.3M |
| Northern Trust Corp. | 0.00% | Add +20.2% | 1,229,628 | $17.0M |
| Millennium Management | 0.01% | Add +16.7% | 1,208,017 | $16.7M |
| Deutsche Bank AG | 0.00% | Add +36.7% | 1,196,197 | $16.6M |
| Barclays PLC | 0.01% | Add +11.9% | 1,180,878 | $16.4M |
| Charles Schwab Investment Management Inc. | 0.00% | Add +13.2% | 1,176,959 | $16.3M |
| Point72 Asset Management | 0.03% | Add +3982.3% | 1,139,811 | $15.8M |
| Qube Research & Technologies Ltd | 0.02% | Reduce -7.5% | 1,136,175 | $15.7M |
| Susquehanna International Group, LLP | 0.01% | Add +1133.9% | 1,100,269 | $15.2M |
| Trexquant Investment LP | 0.09% | Add +53.2% | 1,097,532 | $15.2M |
| First Trust Advisors LP | 0.01% | Add +162.9% | 1,037,344 | $14.4M |
| Nearwater Capital Markets, Ltd | 0.25% | New | 1,034,700 | $14.3M |
| Vanguard Fiduciary Trust Co. | 0.00% | Add +13.4% | 989,691 | $13.7M |
| Shannon River Fund Management LLC | 1.04% | New | 838,887 | $11.6M |
| Tudor Investment Corporation | 0.04% | Add +78.1% | 747,428 | $10.4M |
| IMC-Chicago, LLC | 0.09% | Add +1071.2% | 734,114 | $10.2M |
| Stifel Financial Corp. | 0.01% | Reduce -0.2% | 731,470 | $10.1M |
| Stephens Investment Management Group LLC | 0.11% | Reduce -20.0% | 714,324 | $9.9M |
| D. E. Shaw & Co. | 0.01% | Reduce -37.5% | 671,812 | $9.3M |
| TimesSquare Capital Management, LLC | 0.13% | New | 641,990 | $8.9M |
| Oberweis Asset Management Inc./ | 0.18% | Add +8.8% | 636,200 | $8.8M |
| Invesco Ltd. | 0.00% | Add +14.6% | 571,613 | $7.9M |
| Wolf Hill Capital Management, LP | 0.71% | Reduce -34.3% | 527,259 | $7.3M |
| MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. | 0.01% | Add +6.8% | 523,062 | $7.2M |
| Massachusetts Financial Services Co. | 0.00% | Reduce -75.0% | 506,268 | $7.0M |
| Oppenheimer & Co. Inc. | 0.07% | Add +22.4% | 504,746 | $7.0M |
| DNB Asset Management AS | 0.02% | Add +221.5% | 491,965 | $6.8M |
| Polen Capital Management LLC | 0.06% | Add +10.3% | 465,598 | $6.5M |
| Sei Investments Co. | 0.01% | Reduce -23.5% | 443,230 | $6.1M |
| Coppell Advisory Solutions LLC | 0.51% | New | 500 | $6.1M |
| Federated Hermes, Inc. | 0.01% | Add +152.5% | 428,693 | $5.9M |
| Algert Global LLC | 0.07% | Add +97.3% | 424,833 | $5.9M |
| Bank of New York Mellon Corp | 0.00% | Add +39.7% | 417,415 | $5.8M |
| HighTower Advisors, LLC | 0.01% | Add +3681.3% | 416,434 | $5.8M |
| Nuveen, LLC | 0.00% | Add +63.1% | 397,802 | $5.5M |
| Zevenbergen Capital Investments LLC | 0.12% | Add +61.0% | 381,420 | $5.3M |
| Palisades Investment Partners, LLC | 1.45% | Reduce -0.3% | 368,459 | $5.1M |
| Sender Co & Partners, Inc. | 2.08% | Add +98.4% | 355,692 | $4.9M |
| Wellington Management Group LLP | 0.00% | New | 342,797 | $4.8M |
| Allspring Global Investments Holdings, LLC | 0.01% | Reduce -19.8% | 345,972 | $4.7M |
| Bank of America Corp. | 0.00% | Add +23.5% | 327,846 | $4.5M |
| Silvercrest Asset Management Group LLC | 0.03% | Reduce -4.5% | 305,581 | $4.2M |
| SG Americas Securities, LLC | 0.00% | Reduce -31.8% | 288,368 | $4.0M |
| Essex Investment Management Co. LLC | 0.52% | Reduce -36.1% | 284,595 | $3.9M |
| Credit Agricole S A | 0.01% | New | 265,189 | $3.7M |
| HSBC Holdings PLC | 0.00% | New | 259,508 | $3.6M |
| Swiss National Bank | 0.00% | Add +6.5% | 247,500 | $3.4M |
| UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC | 0.00% | Reduce -2.3% | 220,103 | $3.1M |
| Group One Trading LLC | 0.09% | New | 213,312 | $3.0M |
| Voleon Capital Management LP | 0.05% | Reduce -31.2% | 205,345 | $2.8M |
| Russell Investments Group, Ltd. | 0.00% | Reduce -62.6% | 202,959 | $2.8M |
| Wells Fargo & Company | 0.00% | Add +115.2% | 197,771 | $2.7M |
| Amundi | 0.00% | Add +19.6% | 196,767 | $2.7M |
| Blair William & Co. | 0.01% | Add +53.8% | 194,712 | $2.7M |
| Aquatic Capital Management LLC | 0.09% | Reduce -33.0% | 189,235 | $2.6M |
| HITE Hedge Asset Management LLC | 0.14% | Add +427.8% | 186,393 | $2.6M |
| Alliancebernstein L.P. | 0.00% | Add +40.5% | 152,060 | $2.6M |
| Alps Advisors Inc. | 0.01% | Add +10.2% | 184,483 | $2.6M |
| New York State Common Retirement Fund | 0.00% | Add +11.2% | 184,227 | $2.6M |
| BNP Paribas Financial Markets | 0.00% | Reduce -35.9% | 183,631 | $2.5M |
| XTX Topco Ltd | 0.03% | Add +81.3% | 180,174 | $2.5M |
| ExodusPoint Capital Management, LP | 0.02% | New | 179,272 | $2.5M |
| AQR Capital Management | 0.00% | Add +25.7% | 173,155 | $2.4M |
| Huntleigh Advisors, Inc. | 0.33% | Add +5.0% | 171,028 | $2.4M |
| Rhumbline Advisers | 0.00% | Add +27.2% | 167,963 | $2.3M |
| Voya Investment Management LLC | 0.00% | Add +250.0% | 158,658 | $2.2M |
| Janney Montgomery Scott LLC | 0.00% | Add +3.7% | 150,646 | $2.1M |
| Cantor Fitzgerald, L. P. | 0.04% | New | 147,909 | $2.1M |
| LPL Financial LLC | 0.00% | Add +9.2% | 147,233 | $2.0M |
| California State Teachers Retirement System | 0.00% | Reduce -11.7% | 141,264 | $2.0M |
| Marshall Wace, LLP | 0.00% | Reduce -89.3% | 131,200 | $1.8M |
| Marex Group Ltd | 0.01% | Add +219.7% | 126,930 | $1.8M |
| JPMorgan Chase & Co. | 0.00% | Reduce -89.9% | 123,377 | $1.7M |
| Clear Street Group Inc. | 0.01% | New | 122,474 | $1.7M |
| Canada Pension Plan Investment Board | 0.00% | New | 119,600 | $1.7M |
| Foundations Investment Advisors, LLC | 0.02% | Add +17.3% | 119,465 | $1.7M |
| Legato Capital Management LLC | 0.14% | Reduce -48.0% | 118,793 | $1.6M |
| SLT Holdings LLC | 1.04% | Add +16.5% | 117,750 | $1.6M |
| Royal Bank of Canada | 0.00% | Add +13.2% | 115,322 | $1.6M |
| Lisanti Capital Growth, LLC | 0.35% | Reduce -67.7% | 113,710 | $1.6M |
| Nomura Holdings Inc. | 0.01% | New | 109,808 | $1.5M |
| Legal & General Group Plc | 0.00% | Add +24.3% | 107,923 | $1.5M |
"% of holder's portfolio" is AMPX's weight in each manager's 13F, not the share of Amprius Technologies Inc. the manager owns.