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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, Q1 2024

Institutional positions in Amprius Technologies, Inc. as of Mar 31, 2024. 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
50
+1 vs. Q4 2023
Shares held
4.93M
+487.8K (+11.0%) vs. Q4 2023
Total value
$13.1M
−$10.4M (−44.3%) vs. Q4 2023
New holders
8
16 more added
Sold out
7
16 more reduced

Compare with Q4 2023: 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.

Institutional holdersQ1 2024: 50 institutions
Q1 2021: 0 institutionsQ2 2021: 0 institutionsQ3 2021: 0 institutionsQ4 2021: 0 institutionsQ1 2022: 0 institutionsQ2 2022: 0 institutionsQ3 2022: 13 institutionsQ4 2022: 22 institutionsQ1 2023: 26 institutionsQ2 2023: 41 institutionsQ3 2023: 46 institutionsQ4 2023: 49 institutionsQ1 2024: 50 institutionsQ2 2024: 65 institutionsQ3 2024: 66 institutionsQ4 2024: 91 institutionsQ1 2025: 100 institutionsQ2 2025: 121 institutionsQ3 2025: 187 institutionsQ4 2025: 206 institutionsQ1 2026: 245 institutionsQ2 2026: 261 institutions
Value heldQ1 2024: $13.1M
Q1 2021: $0Q2 2021: $0Q3 2021: $0Q4 2021: $0Q1 2022: $0Q2 2022: $0Q3 2022: $11.7MQ4 2022: $14.8MQ1 2023: $17.1MQ2 2023: $19.5MQ3 2023: $20.0MQ4 2023: $23.5MQ1 2024: $13.1MQ2 2024: $9.71MQ3 2024: $9.17MQ4 2024: $46.6MQ1 2025: $55.8MQ2 2025: $160.4MQ3 2025: $669.4MQ4 2025: $534.7MQ1 2026: $1.42BQ2 2026: $1.35B
Institutions holding AMPX and their total value by quarter
QuarterHoldersValue
Q2 2026261$1.35B
Q1 2026245$1.42B
Q4 2025206$534.7M
Q3 2025187$669.4M
Q2 2025121$160.4M
Q1 2025100$55.8M
Q4 202491$46.6M
Q3 202466$9.17M
Q2 202465$9.71M
Q1 202450$13.1M
Q4 202349$23.5M
Q3 202346$20.0M
Q2 202341$19.5M
Q1 202326$17.1M
Q4 202222$14.8M
Q3 202213$11.7M
Q2 20220$0
Q1 20220$0
Q4 20210$0
Q3 20210$0
Q2 20210$0
Q1 20210$0

Institutions, Q1 2024

Shares, value and share of portfolio for each institution holding Amprius Technologies, Inc.; share changes are against Q4 2023.

Institutions holding AMPX in Q1 2024
InstitutionSharesValue% of portfolioChange in sharesAction
Invesco Ltd.1,823,605$4.83M0.00%+153,793+9.2%Added
Vanguard Group Inc913,966$2.42M0.00%+2,456+0.3%Added
BlackRock Inc.522,783$1.39M0.00%−21,834−4.0%Reduced
Geode Capital Management, LLC233,270$618.3K0.00%+3,829+1.7%Added
Barclays PLC205,793$545.4K0.00%+181,808+758.0%Added
Stifel Financial Corp172,165$456.2K0.00%+22,625+15.1%Added
State Street Corp131,690$349.0K0.00%00.0%Unchanged
Citadel Advisors LLC128,906$341.6K0.00%+128,906New
Kestra Advisory Services, LLC123,500$327.3K0.00%+500+0.4%Added
Charles Schwab Investment Management Inc99,549$263.8K0.00%+2,585+2.7%Added
Morgan Stanley93,168$246.9K0.00%+3,386+3.8%Added
Northern Trust Corp92,589$245.4K0.00%+144+0.2%Added
LPL Financial LLC60,385$160.0K0.00%+1,955+3.3%Added
Millennium Management LLC57,042$151.2K0.00%+43,426+318.9%Added
Squarepoint Ops LLC48,629$128.9K0.00%+48,629New
Gsa Capital Partners LLP28,579$76.0K0.01%+28,579New
Simplex Trading, LLC25,093$66.0K0.00%+25,093New
Jane Street Group, LLC22,433$59.4K0.00%−5,478−19.6%Reduced
National Asset Management, Inc.12,200$57.8K0.00%−3,575−22.7%Reduced
Bank of New York Mellon Corp13,531$35.9K0.00%−1,887−12.2%Reduced
Nuveen Asset Management, LLC13,071$34.6K0.00%00.0%Unchanged
Jump Financial, LLC12,961$34.3K0.00%+12,961New
Pathstone Holdings, LLC12,690$33.6K0.00%−20,000−61.2%Reduced
Alliancebernstein L.P.12,160$32.2K0.00%00.0%Unchanged
New York State Common Retirement Fund12,037$31.9K0.00%00.0%Unchanged
Integrated Wealth Concepts LLC11,000$29.1K0.00%00.0%Unchanged
Advisor Group Holdings, Inc.6,484$17.2K0.00%+1,034+19.0%Added
UBS Group AG5,441$14.4K0.00%−457−7.7%Reduced
Rhumbline Advisers5,241$13.9K0.00%−102−1.9%Reduced
Tower Research Capital LLC (TRC)5,212$13.8K0.00%−3,040−36.8%Reduced
American International Group, Inc.2,757$7.31K0.00%+38+1.4%Added
Banque Cantonale Vaudoise2,800$7.00K0.00%00.0%Unchanged
Bank of America Corp2,614$6.93K0.00%−6,610−71.7%Reduced
Group One Trading, L.P.2,426$6.43K0.00%−13,193−84.5%Reduced
JPMorgan Chase & Co2,338$6.20K0.00%−3,973−63.0%Reduced
Wells Fargo & Company2,017$5.35K0.00%+258+14.7%Added
Cambridge Trust Co2,000$5.30K0.00%00.0%Unchanged
DHJJ Financial Advisors, Ltd.2,000$5.30K0.00%00.0%Unchanged
Cutler Group LP2,100$5.00K0.00%−686−24.6%Reduced
FMR LLC1,547$4.10K0.00%+821+113.1%Added
Citigroup Inc925$2.45K0.00%+315+51.6%Added
STRS Ohio1,000$2.00K0.00%−100−9.1%Reduced
Legal & General Group Plc699$1.85K0.00%00.0%Unchanged
California State Teachers Retirement System635$1.68K0.00%−265−29.4%Reduced
Raffa Wealth Management, LLC562$1.49K0.00%+562New
Ameritas Investment Partners, Inc.444$1.18K0.00%00.0%Unchanged
Nelson, Van Denburg & Campbell Wealth Management Group, LLC2$50.00%+2New
Royal Bank of Canada128$00.00%−1,039−89.0%Reduced
Amalgamated Bank181$00.00%−580−76.2%Reduced
CWM, LLC8$00.00%+8New
Belvedere Trading LLC0$00.00%−56,913−100.0%Sold out
Susquehanna International Group, LLP0$00.00%−18,586−100.0%Sold out
FNY Investment Advisers, LLC0$00.00%−16,000−100.0%Sold out
Clear Street Markets LLC0$00.00%−672−100.0%Sold out
TD Waterhouse Canada Inc.0$00.00%−670−100.0%Sold out
AdvisorNet Financial, Inc0$00.00%−300−100.0%Sold out
Farther Finance Advisors, LLC0$00.00%−2−100.0%Sold out