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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, Q2 2024

Institutional positions in Amprius Technologies, Inc. as of Jun 30, 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
65
+17 vs. Q1 2024
Shares held
7.65M
+2.72M (+55.1%) vs. Q1 2024
Total value
$9.71M
−$3.37M (−25.8%) vs. Q1 2024
New holders
23
22 more added
Sold out
6
7 more reduced

2 institutions that held it in Q1 2024 haven't filed for Q2 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 2024: 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 holdersQ2 2024: 65 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 heldQ2 2024: $9.71M
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, Q2 2024

Shares, value and share of portfolio for each institution holding Amprius Technologies, Inc.; share changes are against Q1 2024.

Institutions holding AMPX in Q2 2024
InstitutionSharesValue% of portfolioChange in sharesAction
Invesco Ltd.1,190,739$1.51M0.00%−632,866−34.7%Reduced
Zazove Associates LLC1,104,409$1.40M0.16%+1,104,409New
Vanguard Group Inc970,732$1.23M0.00%+56,766+6.2%Added
BlackRock Inc.629,725$799.8K0.00%+106,942+20.5%Added
Geode Capital Management, LLC363,275$461.4K0.00%+130,005+55.7%Added
Walleye Capital LLC316,130$401.5K0.00%+316,130New
State Street Corp273,490$347.3K0.00%+141,800+107.7%Added
Cowen and Company, LLC250,000$317.5K0.01%+250,000New
Two Sigma Investments, LP220,251$279.7K0.00%+220,251New
Bridgeway Capital Management, LLC195,000$247.7K0.01%+195,000New
Millennium Management LLC179,585$228.1K0.00%+122,543+214.8%Added
LMR Partners LLP165,407$210.1K0.00%+165,407New
Stifel Financial Corp161,030$204.5K0.00%−11,135−6.5%Reduced
Susquehanna International Group, LLP150,648$191.3K0.00%+150,648New
Warberg Asset Management LLC133,637$169.7K0.05%+133,637New
Kestra Advisory Services, LLC123,500$156.8K0.00%00.0%Unchanged
Charles Schwab Investment Management Inc121,945$154.9K0.00%+22,396+22.5%Added
LPL Financial LLC120,385$152.9K0.00%+60,000+99.4%Added
Citadel Advisors LLC105,455$133.9K0.00%−23,451−18.2%Reduced
Northern Trust Corp101,465$128.9K0.00%+8,876+9.6%Added
Walleye Trading LLC98,512$125.1K0.00%+98,512New
Morgan Stanley87,317$110.9K0.00%−5,851−6.3%Reduced
AQR Capital Management LLC78,314$99.5K0.00%+78,314New
XTX Topco Ltd56,369$71.6K0.01%+56,369New
Alliancebernstein L.P.53,470$67.9K0.00%+41,310+339.7%Added
Squarepoint Ops LLC52,199$66.3K0.00%+3,570+7.3%Added
Goldman Sachs Group Inc42,678$54.2K0.00%+42,678New
Deutsche Bank AG30,931$39.3K0.00%+30,931New
Jane Street Group, LLC22,643$28.8K0.00%+210+0.9%Added
National Asset Management, Inc.22,500$28.6K0.00%+10,300+84.4%Added
Bank of America Corp18,402$23.4K0.00%+15,788+604.0%Added
Buckingham Strategic Wealth, LLC15,980$20.3K0.00%+15,980New
Two Sigma Securities, LLC15,245$19.4K0.00%+15,245New
Simplex Trading, LLC15,659$19.0K0.00%−9,434−37.6%Reduced
Bank of New York Mellon Corp13,531$17.2K0.00%00.0%Unchanged
Nuveen Asset Management, LLC13,071$16.6K0.00%00.0%Unchanged
JustInvest LLC12,709$16.1K0.00%+12,709New
Pathstone Holdings, LLC12,690$16.1K0.00%00.0%Unchanged
New York State Common Retirement Fund12,037$15.3K0.00%00.0%Unchanged
Integrated Wealth Concepts LLC11,000$14.0K0.00%00.0%Unchanged
UBS Group AG10,862$13.8K0.00%+5,421+99.6%Added
Rhumbline Advisers7,670$9.73K0.00%+2,429+46.3%Added
Corebridge Financial, Inc.7,538$9.57K0.00%+7,538New
Wells Fargo & Company6,736$8.55K0.00%+4,719+234.0%Added
Advisor Group Holdings, Inc.6,484$8.23K0.00%00.0%Unchanged
Tower Research Capital LLC (TRC)6,461$8.21K0.00%+1,249+24.0%Added
JPMorgan Chase & Co6,102$7.75K0.00%+3,764+161.0%Added
Barclays PLC4,413$5.60K0.00%−201,380−97.9%Reduced
Clear Street LLC4,292$5.45K0.00%+4,292New
Caption Management, LLC4,000$5.08K0.00%+4,000New
Mirae Asset Global ETFs Holdings Ltd.3,254$4.13K0.00%+3,254New
Banque Cantonale Vaudoise2,800$4.00K0.00%00.0%Unchanged
Citigroup Inc3,050$3.87K0.00%+2,125+229.7%Added
DHJJ Financial Advisors, Ltd.2,000$2.54K0.00%00.0%Unchanged
Nordwand Advisors, LLC2,000$2.54K0.00%+2,000New
Royal Bank of Canada1,318$2.00K0.00%+1,190+929.7%Added
California State Teachers Retirement System1,015$1.29K0.00%+380+59.8%Added
STRS Ohio1,000$1.27K0.00%00.0%Unchanged
CWM, LLC722$1.00K0.00%+714+8,925.0%Added
Legal & General Group Plc699$8870.00%00.0%Unchanged
Ameritas Investment Partners, Inc.444$5640.00%00.0%Unchanged
FMR LLC429$5450.00%−1,118−72.3%Reduced
Steward Partners Investment Advisory, LLC222$2820.00%+222New
SRS Capital Advisors, Inc.204$2600.00%+204New
Amalgamated Bank181$00.00%00.0%Unchanged
Gsa Capital Partners LLP0$00.00%−28,579−100.0%Sold out
Jump Financial, LLC0$00.00%−12,961−100.0%Sold out
American International Group, Inc.0$00.00%−2,757−100.0%Sold out
Group One Trading, L.P.0$00.00%−2,426−100.0%Sold out
Raffa Wealth Management, LLC0$00.00%−562−100.0%Sold out
Nelson, Van Denburg & Campbell Wealth Management Group, LLC0$00.00%−2−100.0%Sold out
Cambridge Trust Co––––Not filed
Cutler Group LP––––Not filed