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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, Q3 2024

Institutional positions in Amprius Technologies, Inc. as of Sep 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
66
+3 vs. Q2 2024
Shares held
8.26M
+1.26M (+18.0%) vs. Q2 2024
Total value
$9.17M
+$280.9K (+3.2%) vs. Q2 2024
New holders
13
27 more added
Sold out
10
12 more reduced

2 institutions that held it in Q2 2024 haven't filed for Q3 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 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 holdersQ3 2024: 66 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 heldQ3 2024: $9.17M
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, Q3 2024

Shares, value and share of portfolio for each institution holding Amprius Technologies, Inc.; share changes are against Q2 2024.

Institutions holding AMPX in Q3 2024
InstitutionSharesValue% of portfolioChange in sharesAction
Invesco Ltd.1,587,440$1.76M0.00%+396,701+33.3%Added
Vanguard Group Inc977,647$1.09M0.00%+6,915+0.7%Added
Zazove Associates LLC969,931$1.08M0.12%−134,478−12.2%Reduced
BlackRock, Inc.692,529$768.7K0.00%+692,529New
Geode Capital Management, LLC548,138$608.5K0.00%+184,863+50.9%Added
Kestra Advisory Services, LLC423,500$470.1K0.00%+300,000+242.9%Added
State Street Corp286,390$317.9K0.00%+12,900+4.7%Added
Charles Schwab Investment Management Inc274,047$304.2K0.00%+152,102+124.7%Added
Susquehanna International Group, LLP265,570$294.8K0.00%+114,922+76.3%Added
Stifel Financial Corp264,277$293.4K0.00%+103,247+64.1%Added
Bridgeway Capital Management, LLC195,000$216.4K0.00%00.0%Unchanged
LMR Partners LLP165,407$183.6K0.00%00.0%Unchanged
Walleye Capital LLC163,610$181.6K0.00%−152,520−48.2%Reduced
Northern Trust Corp156,050$173.2K0.00%+54,585+53.8%Added
Morgan Stanley124,134$137.8K0.00%+36,817+42.2%Added
LPL Financial LLC113,385$125.9K0.00%−7,000−5.8%Reduced
Two Sigma Investments, LP104,787$116.3K0.00%−115,464−52.4%Reduced
Walleye Trading LLC92,032$102.2K0.00%−6,480−6.6%Reduced
Nuveen Asset Management, LLC79,154$87.9K0.00%+66,083+505.6%Added
UBS Group AG66,973$74.3K0.00%+56,111+516.6%Added
SEI Investments Co66,083$73.4K0.00%+66,083New
Caption Management, LLC64,000$71.0K0.01%+60,000+1,500.0%Added
Goldman Sachs Group Inc60,179$66.8K0.00%+17,501+41.0%Added
Cowen and Company, LLC60,000$66.6K0.00%−190,000−76.0%Reduced
Alliancebernstein L.P.58,460$64.9K0.00%+4,990+9.3%Added
XTX Topco Ltd47,762$53.0K0.00%−8,607−15.3%Reduced
Spears Abacus Advisors LLC37,400$41.5K0.00%+37,400New
AQR Capital Management LLC36,665$40.7K0.00%−41,649−53.2%Reduced
Deutsche Bank AG30,931$34.3K0.00%00.0%Unchanged
National Asset Management, Inc.29,200$31.4K0.00%+6,700+29.8%Added
JPMorgan Chase & Co27,041$30.0K0.00%+20,939+343.1%Added
Barclays PLC24,349$27.0K0.00%+19,936+451.8%Added
Colony Group, LLC15,980$17.7K0.00%+15,980New
Clear Street LLC14,942$16.6K0.00%+10,650+248.1%Added
Simplex Trading, LLC14,867$16.0K0.00%−792−5.1%Reduced
Renaissance Technologies LLC13,100$14.5K0.00%+13,100New
New York State Common Retirement Fund12,037$13.4K0.00%00.0%Unchanged
Citigroup Inc11,943$13.3K0.00%+8,893+291.6%Added
Bank of New York Mellon Corp10,894$12.1K0.00%−2,637−19.5%Reduced
Wells Fargo & Company10,077$11.2K0.00%+3,341+49.6%Added
Tower Research Capital LLC (TRC)10,051$11.2K0.00%+3,590+55.6%Added
Bank of America Corp9,835$10.9K0.00%−8,567−46.6%Reduced
Corebridge Financial, Inc.8,815$9.79K0.00%+1,277+16.9%Added
Mirae Asset Global ETFs Holdings Ltd.8,364$9.28K0.00%+5,110+157.0%Added
Rhumbline Advisers6,517$7.23K0.00%−1,153−15.0%Reduced
Advisor Group Holdings, Inc.6,484$7.20K0.00%00.0%Unchanged
FMR LLC2,982$3.31K0.00%+2,553+595.1%Added
Royal Bank of Canada2,450$3.00K0.00%+1,132+85.9%Added
DHJJ Financial Advisors, Ltd.2,000$2.22K0.00%00.0%Unchanged
Nordwand Advisors, LLC2,000$2.22K0.00%00.0%Unchanged
Eastern Bank2,000$2.22K0.00%+2,000New
California State Teachers Retirement System1,015$1.13K0.00%00.0%Unchanged
STRS Ohio1,000$1.11K0.00%00.0%Unchanged
CWM, LLC730$1.00K0.00%+8+1.1%Added
Legal & General Group Plc699$7760.00%00.0%Unchanged
CoreCap Advisors, LLC500$5550.00%+500New
Reuter James Wealth Management, LLC490$5440.00%+490New
Ameritas Investment Partners, Inc.444$4930.00%00.0%Unchanged
Steward Partners Investment Advisory, LLC222$2460.00%00.0%Unchanged
Russell Investments Group, Ltd.214$2380.00%+214New
SRS Capital Advisors, Inc.204$2270.00%00.0%Unchanged
Capital Performance Advisors LLP91$1010.00%+91New
Nisa Investment Advisors, LLC50$560.00%+50New
Sterling Capital Management LLC14$160.00%+14New
Farther Finance Advisors, LLC1$10.00%+1New
Amalgamated Bank181$00.00%00.0%Unchanged
Millennium Management LLC0$00.00%−179,585−100.0%Sold out
Warberg Asset Management LLC0$00.00%−133,637−100.0%Sold out
Citadel Advisors LLC0$00.00%−105,455−100.0%Sold out
Squarepoint Ops LLC0$00.00%−52,199−100.0%Sold out
Jane Street Group, LLC0$00.00%−22,643−100.0%Sold out
Two Sigma Securities, LLC0$00.00%−15,245−100.0%Sold out
JustInvest LLC0$00.00%−12,709−100.0%Sold out
Pathstone Holdings, LLC0$00.00%−12,690−100.0%Sold out
Integrated Wealth Concepts LLC0$00.00%−11,000−100.0%Sold out
Banque Cantonale Vaudoise0$00.00%−2,800−100.0%Sold out
BlackRock Inc.––––Not filed
Buckingham Strategic Wealth, LLC––––Not filed