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NYSE: AMPX
Amprius Technologies Inc Stock Ownership - Who owns Amprius Technologies?

OverviewForecastEarningsRevenueDividendOwnership

Insider buying vs selling

Have Amprius Technologies Inc insiders been buying or selling?

Buy
Sell
NameRoleDateSharesPriceValue
Constantin Ionel StefanChief Technology Officer2025-03-143,471$0.98
$3.40kBuy
Jonathan BornsteinPresident of Amprius Lab2025-03-103,471$0.98
$3.40kBuy
Sandra WallachChief Financial Officer2025-02-2118,142$3.13
$56.84kSell
Constantin Ionel StefanChief Technology Officer2025-02-219,066$3.13
$28.40kSell
Jonathan BornsteinPresident of Amprius Lab2025-02-2113,527$3.13
$42.38kSell
Kang SunChief Executive Officer2025-02-2134,353$3.13
$107.63kSell
Constantin Ionel StefanChief Technology Officer2024-11-218,575$1.97
$16.85kSell
Sandra WallachChief Financial Officer2024-11-2117,158$1.97
$33.72kSell
Jonathan BornsteinPresident of Amprius Lab2024-11-2118,170$1.97
$35.70kSell
Jonathan BornsteinPresident of Amprius Lab2024-11-2115,000$1.96
$29.43kSell

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Net Insider Buy/Sell (L12M) Ownership

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AMPX Shareholders

What type of owners hold Amprius Technologies Inc stock?

Institutional
Insider
Retail
NameHoldSharesValueType
Vanguard Group Inc3.54%4,178,597$9.28MInstitution
Amprius Inc2.12%2,500,071$5.55MInsider
Invesco Ltd2.11%2,484,662$5.52MInstitution
Kang Sun1.60%1,882,021$4.18MInsider
Jonathan Bornstein1.26%1,485,025$3.30MInsider
Board Of Trustees Of The Leland Stanford Junior University1.24%1,457,557$3.24MInstitution
Justin E. Mirro1.13%1,337,895$2.97MInsider
Sandra Wallach0.90%1,061,260$2.36MInsider
Stifel Financial Corp0.76%895,760$1.99MInstitution
Constantin Ionel Stefan0.75%886,500$1.97MInsider

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AMPX vs Electrical Equipment & Part Stocks

TickerInst. %Insider %Net Insider (L12M)Net Insider (L3M)
AMPX14.02%8.65%Net SellingNet Selling
SLDP26.20%32.24%Net SellingNet Selling
TE40.23%31.63%Net SellingNet Buying
GAUZ27.49%0.00%
LTBR4.80%95.20%Net SellingNet Selling
View Top Electrical Equipment & Part Stocks

Amprius Technologies Stock Ownership FAQ

Who owns Amprius Technologies?

Amprius Technologies (NYSE: AMPX) is owned by 14.02% institutional shareholders, 8.65% Amprius Technologies insiders, and 77.32% retail investors. Amprius Inc is the largest individual Amprius Technologies shareholder, owning 2.50M shares representing 2.12% of the company. Amprius Inc's Amprius Technologies shares are currently valued at $5.40M.

If you're new to stock investing, here's how to buy Amprius Technologies stock.
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