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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 2022

Institutional positions in Amprius Technologies, Inc. as of Sep 30, 2022. 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
13
+13 vs. Q2 2022
Shares held
1.27M
+1.27M vs. Q2 2022
Total value
$11.7M
+$11.7M vs. Q2 2022
New holders
13
0 more added
Sold out
0
0 more reduced

Compare with Q2 2022: 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 2022: 13 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 2022: $11.7M
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 2022

Shares, value and share of portfolio for each institution holding Amprius Technologies, Inc.; share changes are against Q2 2022.

Institutions holding AMPX in Q3 2022
InstitutionSharesValue% of portfolioChange in sharesAction
Janus Henderson Group PLC1,016,329$9.38M0.01%+1,016,329New
KPCB XIV Associates, LLC100,000$922.0K0.72%+100,000New
Jane Street Group, LLC51,436$474.0K0.00%+51,436New
Stifel Financial Corp24,730$228.0K0.00%+24,730New
ExodusPoint Capital Management, LP19,768$182.0K0.00%+19,768New
Millennium Management LLC17,508$161.0K0.00%+17,508New
Citadel Advisors LLC12,770$118.0K0.00%+12,770New
Cubist Systematic Strategies, LLC12,397$114.0K0.00%+12,397New
LPL Financial LLC10,000$92.0K0.00%+10,000New
UBS Group AG6,291$58.0K0.00%+6,291New
AdvisorShares Investments LLC1,700$16.0K0.00%+1,700New
Steward Partners Investment Advisory, LLC100$1.00K0.00%+100New
Investors Research Corp45$00.00%+45New