AMPX · Company research
Amprius Technologies, Inc. (AMPX): Ownership & Institutional Holders
Reported institutional positions. Filing dates and sources matter.
RESEARCH CONTEXT
Understand the numbers
Reported institutional positions. Filing dates and sources matter. Use period, currency, units and source fields when interpreting values.
80records availableIndustrials
Ownership & Institutional Holders data
Database-backed records only
| holder name | cik | period end | shares held | market value | ownership percent | shares change | shares change percent | filing date | data source |
|---|---|---|---|---|---|---|---|---|---|
| Caption Management, LLC | 1706766 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 1432795 | 8396179 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| OBERWEIS ASSET MANAGEMENT INC/ | 937886 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 636200 | 8817732 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| US BANCORP \DE\ | 36104 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 857 | 11878 | — | — | — | Aug 12, 2026 | SEC_13F_DATASET |
| Keating Financial Advisory Services, Inc. | 2103443 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 5 | 69 | — | — | — | Aug 11, 2026 | SEC_13F_DATASET |
| Quantbot Technologies LP | 1512991 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 31212 | 432598 | — | — | — | Aug 12, 2026 | SEC_13F_DATASET |
| SIMPLEX TRADING, LLC | 1488542 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 463800 | 6428268 | — | — | — | Aug 12, 2026 | SEC_13F_DATASET |
| HARBOUR INVESTMENTS, INC. | 810121 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 100 | 1386 | — | — | — | Aug 12, 2026 | SEC_13F_DATASET |
| Faithward Advisors, LLC | 1695078 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 102448 | 1419929 | — | — | — | Aug 12, 2026 | SEC_13F_DATASET |
| ARMSTRONG ADVISORY GROUP, INC | 1932952 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 1122 | 15551 | — | — | — | Jul 13, 2026 | SEC_13F_DATASET |
| Huntleigh Advisors, Inc. | 1367653 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 171028 | 2370456 | — | — | — | Aug 4, 2026 | SEC_13F_DATASET |
| Abu Dhabi Investment Council Co P.J.S.C | 1814011 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 29912 | 414580 | — | — | — | Aug 13, 2026 | SEC_13F_DATASET |
| VANGUARD ASSET MANAGEMENT, Ltd | 1680208 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 83405 | 1155993 | — | — | — | Aug 13, 2026 | SEC_13F_DATASET |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. | 1520354 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 2071 | 28704 | — | — | — | Aug 13, 2026 | SEC_13F_DATASET |
| Vanguard Investments Australia, Ltd. | 1550100 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 30685 | 425294 | — | — | — | Aug 13, 2026 | SEC_13F_DATASET |
| DHJJ Financial Advisors, Ltd. | 1844716 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 2000 | 27720 | — | — | — | Jul 24, 2026 | SEC_13F_DATASET |
| Walleye Capital LLC | 1758720 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 32200 | 446292 | — | — | — | Aug 3, 2026 | SEC_13F_DATASET |
| Covestor Ltd | 1909846 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 43 | 1 | — | — | — | Aug 7, 2026 | SEC_13F_DATASET |
| HUSSMAN STRATEGIC ADVISORS, INC. | 1179475 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 105000 | 1455300 | — | — | — | Aug 3, 2026 | SEC_13F_DATASET |
| TEACHERS RETIREMENT SYSTEM OF THE STATE OF KENTUCKY | 714142 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 34028 | 472 | — | — | — | Aug 12, 2026 | SEC_13F_DATASET |
| SIGNATUREFD, LLC | 1456048 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 80 | 1109 | — | — | — | Jul 24, 2026 | SEC_13F_DATASET |
| OPPENHEIMER & CO INC | 822581 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 504746 | 6995780 | — | — | — | Aug 3, 2026 | SEC_13F_DATASET |
| FMR LLC | 315066 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 15071 | 208884 | — | — | — | Aug 13, 2026 | SEC_13F_DATASET |
| NICOLET BANKSHARES INC | 1174850 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 11903 | 164976 | — | — | — | Aug 11, 2026 | SEC_13F_DATASET |
| Vanguard Personalized Indexing Management, LLC | 1767306 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 19133 | 265183 | — | — | — | Aug 11, 2026 | SEC_13F_DATASET |
| PNC Financial Services Group, Inc. | 713676 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 1514 | 20984 | — | — | — | Aug 7, 2026 | SEC_13F_DATASET |
| GAMMA Investing LLC | 2010235 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 872 | 12086 | — | — | — | Jul 7, 2026 | SEC_13F_DATASET |
| TimesSquare Capital Management, LLC | 1313816 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 641990 | 8897981 | — | — | — | Aug 7, 2026 | SEC_13F_DATASET |
| NATIXIS | 1274981 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 47000 | 651420 | — | — | — | Aug 13, 2026 | SEC_13F_DATASET |
| Silver Grove Financial Group, Inc. | 2111172 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 31 | 430 | — | — | — | Aug 13, 2026 | SEC_13F_DATASET |
| VANGUARD FIDUCIARY TRUST CO | 933478 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 989691 | 13717117 | — | — | — | Aug 13, 2026 | SEC_13F_DATASET |
| Amundi | 1330387 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 196767 | 2727191 | — | — | — | Aug 11, 2026 | SEC_13F_DATASET |
| Aquatic Capital Management LLC | 1803916 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 189235 | 2622797 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| CANTOR FITZGERALD, L. P. | 1024896 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 147909 | 2050019 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| Vanderbilt University | 1825985 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 19941 | 276382 | — | — | — | Jul 22, 2026 | SEC_13F_DATASET |
| Point72 Asset Management, L.P. | 1603466 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 2160200 | 29940372 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| Nuveen, LLC | 1871926 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 368494 | 5107327 | — | — | — | Aug 11, 2026 | SEC_13F_DATASET |
| ExodusPoint Capital Management, LP | 1736225 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 179272 | 2484710 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| Lisanti Capital Growth, LLC | 1424467 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 113710 | 1576021 | — | — | — | Aug 10, 2026 | SEC_13F_DATASET |
| JPMORGAN CHASE & CO | 19617 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 56992 | 770532 | — | — | — | Aug 12, 2026 | SEC_13F_DATASET |
| AQR CAPITAL MANAGEMENT LLC | 1167557 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 171567 | 2377919 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| Swiss National Bank | 1582202 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 247500 | 3430350 | — | — | — | Aug 11, 2026 | SEC_13F_DATASET |
| ALPS ADVISORS INC | 1376113 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 184483 | 2556934 | — | — | — | Jul 29, 2026 | SEC_13F_DATASET |
| RHUMBLINE ADVISERS | 1115418 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 167963 | 2327957 | — | — | — | Aug 12, 2026 | SEC_13F_DATASET |
| ALPINE WOODS CAPITAL INVESTORS, LLC | 1226886 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 12061 | 167165 | — | — | — | Aug 7, 2026 | SEC_13F_DATASET |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 2100121 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 1457629 | 20202738 | — | — | — | Aug 13, 2026 | SEC_13F_DATASET |
| NISA INVESTMENT ADVISORS, LLC | 937615 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 4582 | 63507 | — | — | — | Aug 10, 2026 | SEC_13F_DATASET |
| Arax Advisory Partners | 1586767 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 671 | 9300 | — | — | — | Aug 10, 2026 | SEC_13F_DATASET |
| JUPITER ASSET MANAGEMENT LTD | 1215838 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 2133397 | 29568882 | — | — | — | Aug 10, 2026 | SEC_13F_DATASET |
| Mitsubishi UFJ Trust & Banking Corp | 1462160 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 5889 | 81622 | — | — | — | Aug 6, 2026 | SEC_13F_DATASET |
| Corient Private Wealth LP | 1948780 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 19773 | 274054 | — | — | — | Aug 12, 2026 | SEC_13F_DATASET |
| Foundations Investment Advisors, LLC | 1743404 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 119465 | 1655785 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| Parallel Advisors, LLC | 1690010 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 4205 | 58281 | — | — | — | Aug 5, 2026 | SEC_13F_DATASET |
| CAPSTONE INVESTMENT ADVISORS, LLC | 1426196 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 32390 | 448925 | — | — | — | Aug 17, 2026 | SEC_13F_DATASET |
| BOOTHBAY FUND MANAGEMENT, LLC | 1549230 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 39991 | 554275 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| Strive Financial Group ,LLC | 2090040 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 775 | 10742 | — | — | — | Aug 4, 2026 | SEC_13F_DATASET |
| COMMONWEALTH EQUITY SERVICES, LLC | 312272 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 19045 | 263960 | — | — | — | Jul 29, 2026 | SEC_13F_DATASET |
| BLAIR WILLIAM & CO/IL | 902367 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 194712 | 2698708 | — | — | — | Aug 11, 2026 | SEC_13F_DATASET |
| RAYMOND JAMES FINANCIAL INC | 720005 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 27949 | 387373 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| FRANKLIN RESOURCES INC | 38777 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 84654 | 1173304 | — | — | — | Aug 13, 2026 | SEC_13F_DATASET |
| STATE STREET CORP | 93751 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 3240285 | 44910350 | — | — | — | Aug 7, 2026 | SEC_13F_DATASET |
| BRC Group Holdings, Inc. | 1464790 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 12919 | 179057 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| Freestone Grove Partners LP | 2007591 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 20864 | 289175 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| JONES FINANCIAL COMPANIES LLLP | 815917 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 10888 | 140564 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| Midwest Trust Co | 2077080 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 17500 | 242550 | — | — | — | Aug 5, 2026 | SEC_13F_DATASET |
| TOWARZYSTWO FUNDUSZY INWESTYCYJNYCH PZU SA | 2071170 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 2400 | 33264 | — | — | — | Aug 7, 2026 | SEC_13F_DATASET |
| HSBC HOLDINGS PLC | 873630 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 215284 | 3005365 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| STATE BOARD OF ADMINISTRATION OF FLORIDA RETIREMENT SYSTEM | 938076 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 21040 | 291614 | — | — | — | Aug 10, 2026 | SEC_13F_DATASET |
| AMERIPRISE FINANCIAL INC | 820027 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 28849 | 399847 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| CANADA PENSION PLAN INVESTMENT BOARD | 1283718 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 119600 | 1657656 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| Fortitude Family Office, LLC | 1950506 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 198 | 2744 | — | — | — | Jul 20, 2026 | SEC_13F_DATASET |
| PRICE T ROWE ASSOCIATES INC /MD/ | 80255 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 1447128 | 20058 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC | 861177 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 136469 | 1891460 | — | — | — | Aug 13, 2026 | SEC_13F_DATASET |
| UBS Group AG | 1610520 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 3971930 | 55050950 | — | — | — | Aug 13, 2026 | SEC_13F_DATASET |
| Wealthfront Advisers LLC | 1763921 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 21743 | 301358 | — | — | — | Aug 7, 2026 | SEC_13F_DATASET |
| D. E. Shaw & Co., Inc. | 1009207 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 815000 | 11295900 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| Engineers Gate Manager LP | 1620220 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 15857 | 219778 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| GROUP ONE TRADING LLC | 932540 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 1539600 | 21338856 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| Federation des caisses Desjardins du Quebec | 2022297 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 2300 | 31878 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| PEAK6 LLC | 1389958 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 600900 | 8328474 | — | — | — | Aug 13, 2026 | SEC_13F_DATASET |
| Jain Global LLC | 2024579 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 91325 | 1265765 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
Informational research only, not financial advice. Forecasts are uncertain and can be wrong.