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AMPX Insider Trading

Insider Ownership Percentage: 12.80%
Insider Buying (Last 12 Months): $0.00
Insider Selling (Last 12 Months): $2,867,890.22

Amprius Technologies Insider Trading History Chart

This chart shows the insider buying and selling history at Amprius Technologies by year and by quarter.

Skip ChartChart Data in Insider Trading History Table

Amprius Technologies Share Price & Price History

Current Price: $1.82
Price Change: ▲ Price Increase of +0.12 (7.06%)
As of 12/20/2024 06:45 PM ET

This chart shows the closing price history over time for AMPX up to the past year.

Skip Chart and Table DataPrice Data in Insider Trading History Table
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Amprius Technologies Insider Trading History

Transaction DateInsider NameTitleBuy/SellNumber of SharesAverage Share PriceTotal TransactionShares Held After TransactionDetails
11/21/2024Constantin Ionel StefanCTOSell8,575$1.96$16,807.00430,555View SEC Filing Icon  
11/21/2024Jonathan BornsteinInsiderSell18,170$1.96$35,613.20454,131View SEC Filing Icon  
11/21/2024Sandra WallachCFOSell17,158$1.96$33,629.68696,142View SEC Filing Icon  
9/5/2024Justin E MirroDirectorSell250,000$0.81$202,500.001,195,000View SEC Filing Icon  
9/3/2024Amprius, Inc.Major ShareholderSell6,300$1.00$6,300.0065,209,252View SEC Filing Icon  
9/3/2024Justin E MirroDirectorSell135,000$1.00$135,000.001,510,000View SEC Filing Icon  
8/21/2024Constantin Ionel StefanCTOSell8,800$1.04$9,152.00386,168View SEC Filing Icon  
8/21/2024Jonathan BornsteinInsiderSell18,644$1.04$19,389.761,528,251View SEC Filing Icon  
8/21/2024Kang SunCEOSell33,333$1.04$34,666.321,350,753View SEC Filing Icon  
8/21/2024Sandra WallachCFOSell17,606$1.04$18,310.24713,300View SEC Filing Icon  
6/14/2024Justin E MirroDirectorSell260,000$1.13$293,800.001,467,142View SEC Filing Icon  
6/12/2024Justin E MirroDirectorSell280,000$1.30$364,000.001,715,000View SEC Filing Icon  
5/21/2024Constantin Ionel StefanCTOSell5,272$1.33$7,011.76399,089View SEC Filing Icon  
5/21/2024Kang SunInsiderSell19,973$1.33$26,564.091,399,697View SEC Filing Icon  
5/21/2024Sandra WallachCFOSell10,549$1.33$14,030.17739,151View SEC Filing Icon  
3/5/2024Jonathan BornsteinInsiderSell109,800$2.92$320,616.00View SEC Filing Icon  
2/6/2024Jonathan BornsteininsiderSell150,000$4.43$664,500.00View SEC Filing Icon  
1/2/2024Jonathan BornsteininsiderSell150,000$4.44$666,000.00View SEC Filing Icon  
12/15/2023Amprius, Inc.Major ShareholderSell100,000$3.54$354,000.0065,215,552View SEC Filing Icon  
12/14/2023Justin E MirroDirectorSell255,000$3.56$907,800.001,785,000View SEC Filing Icon  
12/13/2023Amprius, Inc.Major ShareholderSell100,000$3.62$362,000.0065,415,552View SEC Filing Icon  
12/12/2023Justin E MirroDirectorSell60,000$3.81$228,600.001,900,000View SEC Filing Icon  
12/7/2023Jonathan BornsteininsiderSell54,477$3.88$211,370.76View SEC Filing Icon  
12/7/2023Justin E MirroDirectorSell30,000$3.88$116,400.001,920,000View SEC Filing Icon  
12/5/2023Jonathan BornsteininsiderSell47,756$4.28$204,395.68View SEC Filing Icon  
12/5/2023Justin E MirroDirectorSell30,000$4.32$129,600.001,940,000View SEC Filing Icon  
11/30/2023Justin E MirroDirectorSell45,000$4.19$188,550.001,950,000View SEC Filing Icon  
11/28/2023Justin E MirroDirectorSell45,000$3.71$166,950.001,985,000View SEC Filing Icon  
11/20/2023Jonathan BornsteininsiderSell27,631$3.84$106,103.04View SEC Filing Icon  
11/9/2023Jonathan BornsteininsiderSell49,508$2.82$139,612.56View SEC Filing Icon  
11/7/2023Jonathan BornsteininsiderSell24,809$3.24$80,381.16View SEC Filing Icon  
10/11/2023Jonathan BornsteininsiderSell56,702$4.16$235,880.32View SEC Filing Icon  
9/19/2023Jonathan BornsteininsiderSell143,516$4.37$627,164.92View SEC Filing Icon  
9/14/2023Constantin Ionel StefanCTOSell46,370$3.66$169,714.2063,421View SEC Filing Icon  
6/14/2023Justin E MirroDirectorSell50,000$9.50$475,000.002,558,142View SEC Filing Icon  
See Full Table
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SEC Filings (Institutional Ownership Changes) for Amprius Technologies (NYSE:AMPX)

5.04% of Amprius Technologies stock is owned by institutions. Institutional ownership can be a sign of analyst confidence in the fundamentals of the stock.

Institutional Buying and Selling by Quarter

This chart shows the instiutional buying and selling at AMPX by year and by quarter.

Skip Institutional Buying and Selling Chart and Table DataRead Chart Data in Institutional Trading History Table

Amprius Technologies Institutional Trading History

Reporting DateHedge FundShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails
12/13/2024B. Riley Wealth Advisors Inc.29,200$31K0.0%+29.8%0.028%Search for SEC Filing on Google Icon
11/16/2024Geode Capital Management LLC548,138$0.61M0.0%+50.9%0.494%Search for SEC Filing on Google Icon
11/15/2024XTX Topco Ltd47,762$53K0.0%-15.3%0.043%Search for SEC Filing on Google Icon
11/15/2024State Street Corp286,390$0.32M0.0%+4.7%0.258%Search for SEC Filing on Google Icon
11/12/2024Charles Schwab Investment Management Inc.274,047$0.30M0.0%+124.7%0.247%Search for SEC Filing on Google Icon
8/19/2024B. Riley Wealth Advisors Inc.22,500$29K0.0%+84.4%0.021%Search for SEC Filing on Google Icon
8/15/2024AQR Capital Management LLC78,314$99K0.0%N/A0.073%Search for SEC Filing on Google Icon
8/12/2024XTX Topco Ltd56,369$72K0.0%N/A0.052%Search for SEC Filing on Google Icon
8/9/2024Warberg Asset Management LLC133,637$0.17M0.0%-52.5%0.124%Search for SEC Filing on Google Icon
3/15/2024B. Riley Wealth Advisors Inc.15,775$83K0.0%+29.3%0.018%Search for SEC Filing on Google Icon
2/13/2024Tower Research Capital LLC TRC8,252$44K0.0%+45.9%0.009%Search for SEC Filing on Google Icon
1/25/2024International Assets Investment Management LLC13,357$0.71M0.0%N/A0.015%Search for SEC Filing on Google Icon
1/24/2024International Assets Investment Management LLC13,357$0.71M0.0%N/A0.015%Search for SEC Filing on Google Icon
1/12/2024FNY Investment Advisers LLC16,000$84K0.1%N/A0.018%Search for SEC Filing on Google Icon
12/1/2023B. Riley Wealth Advisors Inc.12,200$58K0.0%N/A0.014%Search for SEC Filing on Google Icon
11/13/2023Invesco Ltd.1,689,124$8.01M0.0%N/A1.958%Search for SEC Filing on Google Icon
11/13/2023Kestra Advisory Services LLC102,050$0.48M0.0%N/A0.118%Search for SEC Filing on Google Icon
11/8/2023Pathstone Family Office LLC12,750$60K0.0%N/A0.015%Search for SEC Filing on Google Icon
11/7/2023Barclays PLC29,163$0.14M0.0%+2,623.0%0.034%Search for SEC Filing on Google Icon
8/9/2023IPG Investment Advisors LLC25,000$0.18M0.0%N/A0.029%Search for SEC Filing on Google Icon
11/10/2022ExodusPoint Capital Management LP19,768$0.18M0.0%N/A0.060%Search for SEC Filing on Google Icon
Data available starting January 2016

See Full Table
Amprius Technologies logo
Amprius Technologies, Inc. produces and sells ultra-high energy density lithium-ion batteries for mobility applications. The company offers silicon nanowire anode batteries. Its batteries are primarily used for existing and emerging aviation applications, including unmanned aerial systems, such as drones and high-altitude pseudo satellites. The company was incorporated in 2008 and is headquartered in Fremont, California.
Read More on Amprius Technologies

Today's Range

Now: $1.82
Low: $1.66
High: $1.86

50 Day Range

MA: $1.78
Low: $1.19
High: $2.51

52 Week Range

Now: $1.82
Low: $0.61
High: $6.02

Volume

2,816,003 shs

Average Volume

1,171,900 shs

Market Capitalization

$192.63 million

P/E Ratio

N/A

Dividend Yield

N/A

Beta

2.92

Who are the company insiders with the largest holdings of Amprius Technologies?

Amprius Technologies' top insider investors include:
  1. Amprius, Inc (Major Shareholder)
  2. Justin E Mirro (Director)
  3. Jonathan Bornstein (Insider)
  4. Kang Sun (Insider)
  5. Kang Sun (CEO)
  6. Sandra Wallach (CFO)
  7. Constantin Ionel Stefan (CTO)
Learn More about top insider investors at Amprius Technologies.

Who are the major institutional investors of Amprius Technologies?

Amprius Technologies' top institutional shareholders include:
  1. Geode Capital Management LLC — 0.49%
  2. State Street Corp — 0.26%
  3. Charles Schwab Investment Management Inc. — 0.25%
  4. XTX Topco Ltd — 0.04%
  5. B. Riley Wealth Advisors Inc. — 0.03%
  6. Belvedere Trading LLC — 0.00%
Learn More about top institutional investors of Amprius Technologies stock.

Which institutional investors are selling Amprius Technologies stock?

During the last quarter, AMPX stock was sold by these institutional investors:
  1. XTX Topco Ltd
Within the previous year, company insiders that have sold Amprius Technologies company stock include:
  1. Amprius, Inc (Major Shareholder)
  2. Justin E Mirro (Director)
  3. Jonathan Bornstein (Insider)
  4. Kang Sun (Insider)
  5. Kang Sun (CEO)
  6. Sandra Wallach (CFO)
  7. Constantin Ionel Stefan (CTO)
Learn More investors selling Amprius Technologies stock.

Which institutional investors are buying Amprius Technologies stock?

During the previous quarter, AMPX stock was bought by institutional investors including:
  1. Geode Capital Management LLC
  2. Charles Schwab Investment Management Inc.
  3. State Street Corp
  4. B. Riley Wealth Advisors Inc.
Is Starlink Set For The Largest IPO In History?
From Paradigm Press   |   Ad
He turned PayPal from a tiny, off-the-radar startup… to a massive $64 billion giant. Then, he did it again with Tesla… which is up more than 19,500% since 2010. For perspective, that turns $100 invested into almost $20,000!
Click here now for the urgent details.