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Home/Companies/Amprius Technologies, Inc.

Amprius Technologies, Inc.

92 insider trades tracked

AMPX
Insider trades
92
Bought (open market)
$0
Sold (open market)
$88.2M
Unique insiders
11

12-month activity

Monthly insider buy vs sell totals for Amprius Technologies, Inc..

BuysSellsFilings with no price (gifts, grants)
Show data table
MonthBuysSellsFilings
October 2025$0$01
November 2025$0$11.5M7
December 2025$0$2.1M3
January 2026$0$23.4M22
February 2026$0$880K2
March 2026$0$17.6M15
April 2026$0$23.9M4
May 2026$0$2.8M8
June 2026$0$2.3M9
July 2026$0$00
August 2026$0$1.3M7
September 2026$0$00

Recent insider trades

Most recent Form 4 filings for Amprius Technologies, Inc..

  • Stepien Thomas Mgranted346 shares ofAMPXat $0Aug 25Details
  • Stepien Thomas Mgifted346 shares ofAMPXat $0Aug 25Details
  • Stepien Thomas Mgifted5,000 shares ofAMPXat $0Aug 25Details
  • Stepien Thomas M

Insiders at this company

Executives and directors who have filed Form 4s.

  • Sun Kang27 trades
  • Stefan Constantin Ionel23 trades
  • Stepien Thomas M12 trades
  • Bornstein Jonathan10 trades
  • Chu Steven8 trades
  • DIXON DONALD R4 trades
  • HSIEH Wen Hsuan3 trades
  • RODRIGUEZ RICARDO C.2 trades

Explore insider screeners

Latest CEO & CFO PurchasesLatest CEO & CFO SalesDirector PurchasesOfficer PurchasesTop Purchases This WeekTop Sales This WeekTop Officer Buys (Month)10% Owner Filings10b5-1 Planned TradesDiscretionary TradesBuy/Sell RatiosPolitician-Insider Overlap
sold
8,000 shares of
AMPX
at $10.03
$80KAug 24 · filed Aug 25Details
  • Stefan Constantin Ionelsold29,681 shares ofAMPXat $10.341$307KAug 21 · filed Aug 25Details
  • Sun Kangsold62,101 shares ofAMPXat $10.341$642KAug 21 · filed Aug 25Details
  • Stepien Thomas Msold23,529 shares ofAMPXat $10.341$243KAug 21 · filed Aug 25Details
  • DIXON DONALD Rsold85,000 shares ofAMPXat $17.167$1.5MJun 15 · filed Jun 16Details
  • SATTERTHWAITE LIVINGSTONgranted10,423 shares ofAMPXat $0Jun 12 · filed Jun 16Details
  • Chu Stevengranted10,423 shares ofAMPXat $0Jun 12 · filed Jun 16Details
  • BAYLESS KATHLEEN Agranted10,423 shares ofAMPXat $0Jun 12 · filed Jun 16Details
  • DIXON DONALD Rgranted10,423 shares ofAMPXat $0Jun 12 · filed Jun 16Details
  • DIXON DONALD Rsold40,000 shares ofAMPXat $19.13$765KJun 9 · filed Jun 11Details
  • Stepien Thomas Msold2,000 shares ofAMPXat $20.97$42KJun 4 · filed Jun 5Details
  • Stepien Thomas Mgifted36,914 shares ofAMPXat $0Jun 4 · filed Jun 5Details
  • Stepien Thomas Mgifted30,384 shares ofAMPXat $0Jun 4 · filed Jun 5Details
  • Stepien Thomas Msold4,375 shares ofAMPXat $17.194$75KMay 27 · filed May 28Details
  • Stefan Constantin Ionelsold3,208 shares ofAMPXat $17.194$55KMay 27 · filed May 28Details
  • Sun Kangsold356 shares ofAMPXat $17.194$6KMay 27 · filed May 28Details
  • DIXON DONALD Rsold17,895 shares ofAMPXat $17.896$320KMay 26 · filed May 28Details
  • Stepien Thomas Msold60,702 shares ofAMPXat $14.788$898KMay 21 · filed May 26Details
  • Stefan Constantin Ionelsold28,812 shares ofAMPXat $14.788$426KMay 21 · filed May 26Details
  • Sun Kangsold67,796 shares ofAMPXat $14.788$1MMay 21 · filed May 26Details
  • Sun Kanggranted6,250 shares ofAMPXat $0May 5 · filed May 7Details
  • Sun Kangsold249,037 shares ofAMPXat $16.783$4.2MApr 1 · filed Apr 2Details
  • Sun Kangsold1,250,963 shares ofAMPXat $15.733$19.7MApr 1 · filed Apr 2Details
  • Sun Kangexercised187,495 shares ofAMPXat $3.68$690KApr 1 · filed Apr 2Details
  • Sun Kangexercised1,312,505 shares ofAMPXat $1.78$2.3MApr 1 · filed Apr 2Details
  • Sun Kangsold65,046 shares ofAMPXat $19.059$1.2MMar 23 · filed Mar 24Details
  • Sun Kangsold152,823 shares ofAMPXat $18.686$2.9MMar 23 · filed Mar 24Details
  • View all trades for AMPX →
    Wallach Sandra
    1 trades
  • BAYLESS KATHLEEN A1 trades
  • SATTERTHWAITE LIVINGSTON1 trades