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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 2023

Institutional positions in Amprius Technologies, Inc. as of Jun 30, 2023. 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
41
+15 vs. Q1 2023
Shares held
2.71M
+513.6K (+23.4%) vs. Q1 2023
Total value
$19.5M
+$2.38M (+13.9%) vs. Q1 2023
New holders
21
12 more added
Sold out
6
5 more reduced

Compare with Q1 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 holdersQ2 2023: 41 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 2023: $19.5M
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 2023

Shares, value and share of portfolio for each institution holding Amprius Technologies, Inc.; share changes are against Q1 2023.

Institutions holding AMPX in Q2 2023
InstitutionSharesValue% of portfolioChange in sharesAction
Vanguard Group Inc836,989$6.01M0.00%+645,622+337.4%Added
Janus Henderson Group PLC642,453$4.61M0.00%−382,127−37.3%Reduced
BlackRock Inc.408,720$2.93M0.00%+241,384+144.3%Added
Geode Capital Management, LLC163,138$1.17M0.00%+51,524+46.2%Added
Stifel Financial Corp136,492$980.0K0.00%+102,822+305.4%Added
KPCB XIV Associates, LLC100,000$718.0K0.92%00.0%Unchanged
State Street Corp92,240$662.3K0.00%+53,383+137.4%Added
Charles Schwab Investment Management Inc78,502$563.6K0.00%+12,619+19.2%Added
Northern Trust Corp57,368$411.9K0.00%+33,894+144.4%Added
Jane Street Group, LLC36,811$264.3K0.00%+10,873+41.9%Added
IPG Investment Advisors LLC25,000$179.5K0.04%+25,000New
Morgan Stanley18,678$134.1K0.00%+12,011+180.2%Added
Bank of New York Mellon Corp15,416$110.7K0.00%+15,416New
Alliancebernstein L.P.12,870$92.4K0.00%+12,870New
LPL Financial LLC12,445$89.4K0.00%−1,555−11.1%Reduced
New York State Common Retirement Fund12,000$86.2K0.00%+12,000New
Marshall Wace, LLP10,088$72.4K0.00%+10,088New
Royal Bank of Canada8,699$62.0K0.00%+2,250+34.9%Added
Simplex Trading, LLC6,312$45.0K0.00%−25,759−80.3%Reduced
Rhumbline Advisers4,674$33.6K0.00%+4,674New
JPMorgan Chase & Co4,285$30.8K0.00%−1,905−30.8%Reduced
UBS Group AG3,079$22.1K0.00%+3,079New
Cutler Group LP3,000$21.0K0.00%+870+40.8%Added
Banque Cantonale Vaudoise2,800$20.0K0.00%+2,800New
American International Group, Inc.2,588$18.6K0.00%+2,588New
Wells Fargo & Company2,411$17.3K0.00%+2,323+2,639.8%Added
Cambridge Trust Co2,000$14.4K0.00%+2,000New
California State Teachers Retirement System1,789$12.8K0.00%+1,789New
Tower Research Capital LLC (TRC)1,659$11.9K0.00%+1,659New
Citigroup Inc1,600$11.5K0.00%+1,600New
Barclays PLC1,071$7.69K0.00%+1,071New
STRS Ohio1,100$7.00K0.00%+1,100New
Amalgamated Bank815$6.00K0.00%+815New
Bank of America Corp740$5.31K0.00%−1,349−64.6%Reduced
Legal & General Group Plc699$5.03K0.00%+699New
TD Waterhouse Canada Inc.670$4.66K0.00%00.0%Unchanged
Advisor Group Holdings, Inc.500$3.59K0.00%+500New
Ameritas Investment Partners, Inc.444$3.19K0.00%+444New
AdvisorNet Financial, Inc300$2.15K0.00%+300New
FMR LLC192$1.38K0.00%+192New
Steward Partners Investment Advisory, LLC100$7180.00%00.0%Unchanged
HRT Financial LP0$00.00%−51,515−100.0%Sold out
Belvedere Trading LLC0$00.00%−30,378−100.0%Sold out
Balyasny Asset Management LLC0$00.00%−250,080−100.0%Sold out
Belpointe Asset Management LLC0$00.00%−4,996−100.0%Sold out
State of Wyoming0$00.00%−4,834−100.0%Sold out
AdvisorShares Investments LLC0$00.00%−2,126−100.0%Sold out