Skip to main content

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 2025

Institutional positions in Amprius Technologies, Inc. as of Mar 31, 2025. 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
100
+10 vs. Q4 2024
Shares held
20.8M
+4.22M (+25.4%) vs. Q4 2024
Total value
$55.8M
+$9.35M (+20.1%) vs. Q4 2024
New holders
31
35 more added
Sold out
21
15 more reduced

1 institution that held it in Q4 2024 haven't filed for Q1 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 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 holdersQ1 2025: 100 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 2025: $55.8M
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 2025

Shares, value and share of portfolio for each institution holding Amprius Technologies, Inc.; share changes are against Q4 2024.

Institutions holding AMPX in Q1 2025
InstitutionSharesValue% of portfolioChange in sharesAction
True Wealth Design, LLC13$350.00%+13New
Sterling Capital Management LLC14$380.00%00.0%Unchanged
Hollencrest Capital Management40$1070.00%00.0%Unchanged
SRS Capital Advisors, Inc.60$1610.00%+60New
IFP Advisors, Inc66$1770.00%+57+633.3%Added
Allworth Financial LP81$2020.00%+81New
EverSource Wealth Advisors, LLC87$2330.00%+87New
WealthTrak Capital Management LLC130$3490.00%00.0%Unchanged
Steward Partners Investment Advisory, LLC222$5950.00%00.0%Unchanged
Nisa Investment Advisors, LLC224$6000.00%−54−19.4%Reduced
US Bancorp341$9140.00%+341New
Delta Asset Management LLC350$9380.00%+150+75.0%Added
Ameritas Investment Partners, Inc.444$1.19K0.00%00.0%Unchanged
Legal & General Group Plc699$1.88K0.00%00.0%Unchanged
Amalgamated Bank566$2.00K0.00%+385+212.7%Added
Ameriflex Group, Inc.1,000$2.68K0.00%00.0%Unchanged
STRS Ohio1,000$2.68K0.00%00.0%Unchanged
California State Teachers Retirement System1,015$2.72K0.00%00.0%Unchanged
Advisor Group Holdings, Inc.1,200$3.22K0.00%+715+147.4%Added
Russell Investments Group, Ltd.1,301$3.49K0.00%−110−7.8%Reduced
Kestra Advisory Services, LLC1,500$4.02K0.00%+1,500New
Skopos Labs, Inc.1,986$5.32K0.00%+1,986New
Eastern Bank2,000$5.36K0.00%00.0%Unchanged
DHJJ Financial Advisors, Ltd.2,000$5.36K0.00%00.0%Unchanged
Clear Street Markets LLC2,479$6.64K0.00%+2,479New
Farther Finance Advisors, LLC3,985$10.3K0.00%+3,962+17,226.1%Added
The PNC Financial Services Group, Inc.4,228$11.3K0.00%−226−5.1%Reduced
CWM, LLC4,934$13.0K0.00%+3,133+174.0%Added
Parallel Advisors, LLC5,242$14.0K0.00%+5,242New
BNP Paribas Arbitrage, SA5,747$15.4K0.00%−2,630−31.4%Reduced
Corebridge Financial, Inc.8,041$21.6K0.00%+230+2.9%Added
JPMorgan Chase & Co8,363$22.4K0.00%+853+11.4%Added
FMR LLC8,873$23.8K0.00%+3,617+68.8%Added
Mirae Asset Global ETFs Holdings Ltd.9,833$26.4K0.00%+390+4.1%Added
Clear Street LLC10,000$26.8K0.00%−4,942−33.1%Reduced
SEI Investments Co10,229$27.4K0.00%00.0%Unchanged
Brinker Capital Investments, LLC10,239$27.4K0.00%+10,239New
Orion Portfolio Solutions, LLC10,239$27.4K0.00%+10,239New
Wells Fargo & Company11,342$30.4K0.00%−998−8.1%Reduced
Belvedere Trading LLC12,017$32.2K0.00%+12,017New
New York State Common Retirement Fund12,037$32.3K0.00%00.0%Unchanged
Citigroup Inc12,157$32.6K0.00%−3,351−21.6%Reduced
Renaissance Technologies LLC14,400$38.6K0.00%−750,700−98.1%Reduced
Edmond de Rothschild Holding S.A.14,970$40.1K0.00%+14,970New
Spears Abacus Advisors LLC15,055$40.3K0.00%−11,215−42.7%Reduced
ExodusPoint Capital Management, LP15,336$41.0K0.00%+15,336New
Raymond James Financial Inc15,329$41.1K0.00%+15,329New
Cornerstone Partners Capital Management, LLC15,353$41.1K0.09%+15,353New
Tower Research Capital LLC (TRC)15,428$41.3K0.00%+10,668+224.1%Added
Rhumbline Advisers15,690$42.0K0.00%+5,951+61.1%Added
Colony Group, LLC15,984$42.8K0.00%+40.0%Added
JustInvest LLC16,261$43.6K0.00%+2,822+21.0%Added
MidWestOne Financial Group, Inc.17,593$47.1K0.01%+17,593New
Nuveen, LLC23,300$62.4K0.00%+23,300New
Citadel Advisors LLC29,407$78.8K0.00%+29,407New
Deutsche Bank AG30,931$82.9K0.00%00.0%Unchanged
Bank of New York Mellon Corp31,554$84.6K0.00%+20,660+189.6%Added
Barclays PLC36,175$96.9K0.00%−8,285−18.6%Reduced
Axq Capital, LP39,994$107.2K0.04%+24,339+155.5%Added
Two Sigma Advisers, LP44,100$118.2K0.00%−1,600−3.5%Reduced
Simplex Trading, LLC46,103$123.0K0.00%+46,103New
State of Wisconsin Investment Board46,100$123.5K0.00%+46,100New
National Asset Management, Inc.46,500$124.6K0.00%+1,000+2.2%Added
Walleye Capital LLC55,071$147.6K0.00%+55,071New
Alliancebernstein L.P.58,460$156.7K0.00%00.0%Unchanged
Jump Financial, LLC64,796$173.7K0.00%+64,796New
Royal Bank of Canada65,459$176.0K0.00%+39,813+155.2%Added
Verition Fund Management LLC68,298$183.0K0.00%+68,298New
Lexington Partners L.P.76,764$205.7K1.93%00.0%Unchanged
AQR Capital Management LLC77,764$208.4K0.00%+36,116+86.7%Added
Bank of America Corp84,154$225.5K0.00%+71,264+552.9%Added
Group One Trading, L.P.89,901$240.9K0.01%−58,517−39.4%Reduced
HRT Financial LP96,011$257.0K0.00%+96,011New
Jane Street Group, LLC105,983$284.0K0.00%−152,635−59.0%Reduced
FNY Investment Advisers, LLC111,252$298.0K0.18%+111,252New
LPL Financial LLC122,859$329.3K0.00%+11,474+10.3%Added
HITE Hedge Asset Management LLC161,444$432.7K0.03%+161,444New
Apis Capital Advisors, LLC166,000$444.9K0.22%+166,000New
Morgan Stanley183,638$492.2K0.00%+42,593+30.2%Added
Bridgeway Capital Management, LLC195,000$522.6K0.01%00.0%Unchanged
Northern Trust Corp214,427$574.7K0.00%+6,007+2.9%Added
Goldman Sachs Group Inc244,646$655.7K0.00%+137,640+128.6%Added
Blackstone Group Inc.257,923$691.2K0.00%00.0%Unchanged
Charles Schwab Investment Management Inc257,943$691.3K0.00%+59,501+30.0%Added
Legato Capital Management LLC277,553$743.8K0.10%+277,553New
Two Sigma Investments, LP411,478$1.10M0.00%−31,833−7.2%Reduced
State Street Corp416,443$1.12M0.00%+32,958+8.6%Added
Oppenheimer & Co Inc491,378$1.32M0.02%+374,228+319.4%Added
Baird Financial Group, Inc.500,499$1.34M0.00%+500,499New
Geode Capital Management, LLC594,958$1.60M0.00%+14,139+2.4%Added
Susquehanna International Group, LLP823,160$2.21M0.00%+155,239+23.2%Added
Stifel Financial Corp900,783$2.41M0.00%+5,023+0.6%Added
Essex Investment Management Co LLC935,815$2.51M0.52%+935,815New
Marshall Wace, LLP951,937$2.55M0.00%+898,302+1,674.8%Added
BlackRock, Inc.1,074,052$2.88M0.00%+502,469+87.9%Added
UBS Group AG1,110,121$2.98M0.00%+934,653+532.7%Added
Invesco Ltd.1,166,556$3.13M0.00%−1,318,106−53.0%Reduced
Millennium Management LLC1,396,013$3.74M0.00%+678,442+94.5%Added
Board of Trustees of The Leland Stanford Junior University1,457,557$3.91M0.33%00.0%Unchanged
Vanguard Group Inc4,861,137$13.0M0.00%+682,540+16.3%Added