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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 2023

Institutional positions in Amprius Technologies, Inc. as of Sep 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
46
+5 vs. Q2 2023
Shares held
4.21M
+1.50M (+55.3%) vs. Q2 2023
Total value
$20.0M
+$490.9K (+2.5%) vs. Q2 2023
New holders
10
16 more added
Sold out
5
8 more reduced

Compare with Q2 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 holdersQ3 2023: 46 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 2023: $20.0M
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 2023

Shares, value and share of portfolio for each institution holding Amprius Technologies, Inc.; share changes are against Q2 2023.

Institutions holding AMPX in Q3 2023
InstitutionSharesValue% of portfolioChange in sharesAction
Invesco Ltd.1,689,124$8.01M0.00%+1,689,124New
Vanguard Group Inc858,764$4.07M0.00%+21,775+2.6%Added
BlackRock Inc.456,055$2.16M0.00%+47,335+11.6%Added
Geode Capital Management, LLC200,669$951.4K0.00%+37,531+23.0%Added
Stifel Financial Corp149,127$706.9K0.00%+12,635+9.3%Added
Millennium Management LLC103,486$490.5K0.00%+103,486New
Kestra Advisory Services, LLC102,050$483.7K0.00%+102,050New
KPCB XIV Associates, LLC100,000$474.0K1.11%00.0%Unchanged
Charles Schwab Investment Management Inc95,424$452.3K0.00%+16,922+21.6%Added
State Street Corp92,240$437.2K0.00%00.0%Unchanged
Northern Trust Corp73,042$346.2K0.00%+15,674+27.3%Added
Morgan Stanley47,827$226.7K0.00%+29,149+156.1%Added
Barclays PLC29,163$138.2K0.00%+28,092+2,623.0%Added
Belvedere Trading LLC23,966$113.6K0.02%+23,966New
Susquehanna International Group, LLP18,557$88.0K0.00%+18,557New
DRW Securities, LLC16,700$79.0K0.01%+16,700New
LPL Financial LLC15,971$75.7K0.00%+3,526+28.3%Added
Bank of New York Mellon Corp15,416$73.1K0.00%00.0%Unchanged
Pathstone Family Office, LLC12,750$60.4K0.00%+12,750New
National Asset Management, Inc.12,200$57.8K0.00%+12,200New
Alliancebernstein L.P.12,160$57.6K0.00%−710−5.5%Reduced
New York State Common Retirement Fund12,037$57.1K0.00%+37+0.3%Added
Cutler Group LP11,190$53.0K0.01%+8,190+273.0%Added
Integrated Wealth Concepts LLC11,000$52.1K0.00%+11,000New
Tower Research Capital LLC (TRC)5,655$26.8K0.00%+3,996+240.9%Added
Rhumbline Advisers5,343$25.3K0.00%+669+14.3%Added
Royal Bank of Canada4,373$21.0K0.00%−4,326−49.7%Reduced
Simplex Trading, LLC4,497$21.0K0.00%−1,815−28.8%Reduced
Bank of America Corp4,279$20.3K0.00%+3,539+478.2%Added
JPMorgan Chase & Co3,485$16.5K0.00%−800−18.7%Reduced
Allspring Global Investments Holdings, LLC3,471$16.5K0.00%+3,471New
Banque Cantonale Vaudoise2,800$13.0K0.00%00.0%Unchanged
American International Group, Inc.2,684$12.7K0.00%+96+3.7%Added
UBS Group AG2,647$12.5K0.00%−432−14.0%Reduced
FMR LLC2,092$9.92K0.00%+1,900+989.6%Added
Cambridge Trust Co2,000$9.48K0.00%00.0%Unchanged
Wells Fargo & Company1,334$6.32K0.00%−1,077−44.7%Reduced
California State Teachers Retirement System1,186$5.62K0.00%−603−33.7%Reduced
STRS Ohio1,100$5.00K0.00%00.0%Unchanged
Amalgamated Bank815$4.00K0.00%00.0%Unchanged
Legal & General Group Plc699$3.32K0.00%00.0%Unchanged
TD Waterhouse Canada Inc.670$3.14K0.00%00.0%Unchanged
Advisor Group Holdings, Inc.500$2.37K0.00%00.0%Unchanged
Ameritas Investment Partners, Inc.444$2.10K0.00%00.0%Unchanged
AdvisorNet Financial, Inc300$1.42K0.00%00.0%Unchanged
Citigroup Inc4$190.00%−1,596−99.8%Reduced
Janus Henderson Group PLC0$00.00%−642,453−100.0%Sold out
Jane Street Group, LLC0$00.00%−36,811−100.0%Sold out
IPG Investment Advisors LLC0$00.00%−25,000−100.0%Sold out
Marshall Wace, LLP0$00.00%−10,088−100.0%Sold out
Steward Partners Investment Advisory, LLC0$00.00%−100−100.0%Sold out