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

0100200300 Q1 2024: 50Q1 2024Q2 2024: 65Q2 2024Q3 2024: 66Q3 2024Q4 2024: 91Q4 2024Q1 2025: 100Q1 2025Q2 2025: 121Q2 2025Q3 2025: 187Q3 2025Q4 2025: 206Q4 2025Q1 2026: 245Q1 2026Q2 2026: 261Q2 2026

Total Exit/New Position Q1 2026 → Q2 2026

InstitutionsTotal Value
New Positions60$150.4M
Exits45$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
Hussman Strategic Advisors, Inc. 0.34% Reduce -28.6% 105,000 $1.5M
Faithward Advisors, LLC 0.17% New 102,448 $1.4M
Citigroup Inc. 0.00% Add +662.7% 101,096 $1.4M
Bouvel Investment Partners, LLC 0.31% New 99,308 $1.4M
Calamos Advisors LLC 0.01% Reduce -74.2% 94,158 $1.3M
Jain Global LLC 0.02% Add +363.9% 91,325 $1.3M
Franklin Resources Inc. 0.00% Reduce -9.7% 84,909 $1.2M
VANGUARD ASSET MANAGEMENT, Ltd 0.00% No change 83,405 $1.2M
MetLife Investment Management, LLC 0.01% Add +28.4% 80,714 $1.1M
Vanguard Global Advisers, LLC 0.00% Add +1.3% 75,787 $1.1M
Hel Ved Capital Management Ltd 0.14% No change 71,850 $996K
Manufacturers Life Insurance Company, The 0.00% Add +18.6% 69,727 $966K
Parallax Volatility Advisers, L.P. 0.04% Add +70.9% 69,678 $966K
Squarepoint Ops LLC 0.00% Reduce -70.2% 69,211 $959K
PEAK6 LLC 0.02% New 66,766 $925K
State of New Jersey Common Pension Fund D 0.00% New 64,549 $895K
Flputnam Investment Management Co. 0.01% Add +13.8% 64,411 $893K
Vident Advisory, LLC 0.01% Add +34.4% 59,376 $823K
Wolverine Asset Management LLC 0.04% New 58,914 $817K
Qsemble Capital Management, LP 0.10% Add +20.9% 57,226 $793K
Atom Investors LP 0.07% New 56,596 $784K
Caitong International Asset Management Co., Ltd 0.11% Add +132.6% 55,373 $767K
Cambridge Investment Research Advisors, Inc. 0.00% Add +38.9% 55,119 $764K
Dark Forest Capital Management LP 0.05% New 54,128 $750K
Ameriprise Financial Inc. 0.00% Reduce -10.2% 54,071 $749K
Hudson Bay Capital Management LP 0.00% New 53,674 $744K
Jupiter Topco LLC 0.00% — 52,803 $732K
Counterpoint Mutual Funds LLC 0.07% Add +55.4% 50,485 $700K
AlphaCentric Advisors LLC 0.59% Reduce -16.7% 50,000 $693K
Inspire Investing, LLC 0.03% Add +58.8% 49,310 $683K
Osaic Holdings, Inc. 0.00% Reduce -71.0% 49,208 $682K
Kingswood Wealth Advisors, LLC 0.03% Reduce -0.7% 48,389 $671K
Warberg Asset Management LLC 1.07% New 47,000 $651K
Natixis 0.00% New 47,000 $651K
B. Riley Wealth Advisors, Inc. 0.04% Reduce -4.2% 48,100 $650K
Geneos Wealth Management Inc. 0.01% Add +164.4% 45,313 $628K
Mirae Asset Global Investments Co., Ltd. 0.00% Reduce -5.9% 44,721 $620K
Zurcher Kantonalbank (Zurich Cantonalbank) 0.00% Reduce -14.0% 43,121 $598K
Bessemer Group Inc. 0.00% No change 41,333 $573K
Police & Firemen's Retirement System of New Jersey 0.00% Add +28.4% 40,546 $562K
Intech Investment Management LLC 0.01% Add +22.9% 39,360 $546K
FNY Investment Advisers, LLC 0.20% Add +89.3% 39,302 $544K
Gsa Capital Partners LLP 0.03% Reduce -26.3% 38,751 $537K
Polymer Capital Management (US) LLC 0.08% Add +36.7% 38,444 $533K
Creative Planning 0.00% Add +1.6% 37,923 $526K
Envestnet Asset Management Inc. 0.00% Add +30.7% 36,721 $509K
Headlands Technologies LLC 0.05% Add +49.0% 36,716 $509K
KLP Kapitalforvaltning As 0.00% No change 35,900 $498K
Teachers Retirement System of the State of Kentucky 0.00% New 34,028 $472K
Arizona State Retirement System 0.00% Add +5.4% 34,027 $472K
Raymond James Financial Inc. 0.00% Reduce -73.3% 32,672 $453K
Capstone Investment Advisors, LLC 0.00% New 32,390 $449K
Quantbot Technologies LP 0.02% Reduce -67.7% 31,212 $433K
Tidal Investments LLC 0.00% Add +50.1% 30,975 $429K
Cornerstone Partners Capital Management, LLC 1.24% No change 30,706 $426K
Vanguard Investments Australia, Ltd. 0.00% No change 30,685 $425K
Cetera Investment Advisers 0.00% Add +34.6% 30,651 $425K
Abu Dhabi Investment Council Co P.J.S.C 0.06% New 29,912 $415K
State of Wisconsin Investment Board 0.00% Add +158.2% 29,589 $410K
Quantinno Capital Management LP 0.00% Add +93.6% 27,201 $377K
Holocene Advisors, LP 0.00% New 27,189 $377K
Brevan Howard Capital Management LP 0.01% Reduce -13.9% 26,955 $374K
National Bank of Canada 0.00% New 25,000 $347K
Stephens Inc. 0.00% Reduce -15.7% 24,369 $338K
Lanark Financial, Inc. 0.02% Add +32.5% 23,360 $324K
Prudential Financial Inc. 0.00% Add +24.8% 22,320 $309K
Wealthfront Advisers LLC 0.00% Add +96.6% 21,743 $301K
State Board of Administration of Florida Retirement System 0.00% No change 21,040 $292K
Freestone Grove Partners LP 0.00% New 20,864 $289K
Vanderbilt University 0.04% New 19,941 $276K
Corient Private Wealth LP 0.00% Add +22.3% 19,573 $271K
Ewa, LLC 0.05% Reduce -1.6% 19,240 $267K
Vanguard Personalized Indexing Management, LLC 0.00% Reduce -17.3% 19,133 $265K
Commonwealth Equity Services, LLC 0.00% Reduce -31.2% 19,045 $264K
Mercer Global Advisors Inc. 0.00% New 18,889 $262K
Advisory Services Network, LLC 0.00% Reduce -34.1% 18,408 $255K
ProShare Advisors LLC 0.00% Add +7.8% 18,000 $249K
Hidden Cove Wealth Management, LLC 0.13% Add +28.7% 17,628 $244K
Midwest Trust Co 0.00% New 17,500 $243K
Los Angeles Capital Management LLC 0.00% No change 17,464 $242K
Pictet Asset Management Holding SA 0.00% No change 16,099 $223K
Engineers Gate Manager LP 0.00% Reduce -77.6% 15,857 $220K
FMR LLC 0.00% Add +24.7% 15,403 $213K
Inspire Advisors, LLC 0.01% New 15,322 $212K
Kestra Advisory Services, LLC 0.00% New 14,709 $204K
Victory Capital Management Inc. 0.00% Add +9.0% 14,569 $202K
Xponance LLC 0.00% Add +23.2% 13,185 $183K
&partners 0.00% Add +0.4% 13,064 $181K
BRC Group Holdings, Inc. 0.04% New 12,919 $179K
Ameritas Investment Partners, Inc. 0.00% Add +32.4% 12,476 $173K
Titleist Asset Management, LLC 0.01% New 12,447 $173K
Earned Wealth Advisors, LLC 0.01% Reduce -6.2% 12,416 $172K
Alpine Woods Capital Investors, LLC 0.04% New 12,061 $167K
Nicolet Bankshares Inc. 0.01% Reduce -10.5% 11,903 $165K
Axq Capital, LP 0.02% Reduce -81.8% 11,102 $154K
Trustees of the University of Pennsylvania 0.15% New 10,929 $151K
Worth Venture Partners, LLC 0.73% New 10,620 $147K
Principal Financial Group Inc. 0.00% Reduce -58.6% 10,511 $146K
Graham Capital Management, L.P. 0.01% Reduce -24.7% 10,362 $144K
Thrivent Financial for Lutherans 0.00% New 10,358 $142K
Jones Financial Companies LLLP 0.00% Add +12.3% 10,888 $141K
Mitchell & Pahl Private Wealth, LLC 0.05% No change 10,000 $139K
Chicago Partners Investment Group LLC 0.00% New 10,302 $102K
Central Pacific Bank - Trust Division 0.01% Reduce -0.0% 6,999 $97K
State of Wyoming 0.01% Add +13.2% 6,838 $95K
Leonteq Securities AG 0.01% Add +0.3% 6,016 $83K
Mitsubishi UFJ Trust & Banking Corp 0.00% New 5,889 $82K
Nykredit A/S 0.00% — 5,685 $79K
Tower Research Capital LLC (TRC) 0.00% Reduce -63.9% 4,765 $66K
Nisa Investment Advisors, LLC 0.00% No change 4,582 $64K
Allworth Financial LP 0.00% Add +1150.5% 4,527 $63K
Walleye Capital LLC 0.00% New 4,294 $60K
Parallel Advisors, LLC 0.00% Add +5.1% 4,205 $58K
KBC Group NV 0.00% No change 3,399 $47K
Rockefeller Capital Management L.P. 0.00% Add +90.5% 3,335 $46K
Bank of New Hampshire 0.01% Add +53.1% 2,745 $38K
Towarzystwo Funduszy Inwestycyjnych Pzu SA 0.01% Add +166.7% 2,400 $33K
Federation des caisses Desjardins du Quebec 0.00% New 2,300 $32K
Global X Japan Co., Ltd. 0.00% Add +37.1% 2,102 $29K
BNP PARIBAS ASSET MANAGEMENT Holding S.A. 0.00% Reduce -6.9% 2,071 $29K
TD Waterhouse Canada Inc. 0.00% Add +355.6% 2,105 $29K
DHJJ Financial Advisors, Ltd. 0.01% No change 2,000 $28K
Eastern Bank 0.00% No change 2,000 $28K
Meeder Asset Management Inc. 0.00% New 1,615 $22K
PNC Financial Services Group, Inc. 0.00% Reduce -21.9% 1,540 $21K
Farther Finance Advisors, LLC 0.00% Reduce -35.3% 1,418 $20K
US Bancorp \de 0.00% Add +167.5% 1,308 $18K
Armstrong Advisory Group, Inc. 0.00% Add +658.1% 1,122 $16K
Larson Financial Group LLC 0.00% Reduce -73.2% 1,095 $15K
GAMMA Investing LLC 0.00% Reduce -1.0% 872 $12K
Fifth Third Bancorp 0.00% Add +176.6% 791 $11K
Strive Financial Group ,LLC 0.00% No change 775 $11K
Arax Advisory Partners 0.00% Reduce -61.3% 671 $9K
Sterling Capital Management LLC 0.00% Reduce -35.4% 483 $7K
Steward Partners Investment Advisory, LLC 0.00% No change 272 $4K
Private Trust Co. NA 0.00% New 265 $4K
Nvwm, LLC 0.00% No change 264 $4K
Smartleaf Asset Management LLC 0.00% No change 269 $4K
Essential Partners LLC 0.00% No change 245 $3K
NewEdge Advisors, LLC 0.00% New 223 $3K
SJS Investment Consulting Inc. 0.00% No change 205 $3K
Cornerstone Financial Management LLC 0.00% No change 205 $3K
Fortitude Family Office, LLC 0.00% No change 198 $3K
Elequin Capital, LP 0.00% New 180 $2K
Avion Wealth 0.00% No change 200 $2K
Caldwell Sutter Capital, Inc. 0.00% New 100 $1K
Harbour Investments, Inc. 0.00% New 100 $1K
Vermillion Wealth Management, Inc. 0.00% New 84 $1K
Signaturefd, LLC 0.00% New 80 $1K
Rothschild Investment LLC 0.00% Reduce -1.4% 73 $1K
Covestor Ltd 0.00% Add +258.3% 43 $1K
Aspect Partners, LLC 0.00% Add +235.3% 57 $790
Northwestern Mutual Wealth Management Co. 0.00% New 50 $693
Hollencrest Capital Management 0.00% Add +25.0% 50 $693
Silver Grove Financial Group, Inc. 0.00% New 31 $430
EverSource Wealth Advisors, LLC 0.00% Reduce -42.0% 29 $402
MassMutual Private Wealth & Trust, FSB 0.00% Reduce -57.6% 28 $388
Global Retirement Partners, LLC 0.00% — 11 $152
Keating Financial Advisory Services, Inc. 0.00% New 5 $69
Miller Global Investments, LLC 0.00% New 4 $55
Hughes Financial Services, LLC 0.00% New 1 $14

"% of holder's portfolio" is AMPX's weight in each manager's 13F, not the share of Amprius Technologies Inc. the manager owns.