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Amprius Technologies Inc. (AMPX) Insider Trading

Total insider buys:
  • $0.00
Total insider sells:
  • $23,227,046.87
Most recent insider trade:
  • March 12, 2026
Most active insider trader:
  • Jonathan Bornstein
Trader NameDateTitleAmountPriceTypeTotal Value
March 12, 2026Director413,146$18.44Sell$7,618,412.24
March 12, 2026Director155,565$18.50Sell$2,877,952.50
March 10, 2026Director166,632$17.92Sell$2,986,045.44
Feb. 23, 2026Director61,251$10.16Sell$622,310.16
Feb. 23, 2026CTO25,366$10.16Sell$257,718.56
Aug. 21, 2025CFO28,390$6.82Sell$193,619.80
Aug. 21, 2025CEO65,654$6.82Sell$447,760.28
Aug. 21, 2025CTO19,159$6.82Sell$130,664.38
May 21, 2025CEO69,786$2.43Sell$169,579.98
May 21, 2025CTO20,366$2.43Sell$49,489.38
May 21, 2025CFO27,595$2.43Sell$67,055.85
Feb. 21, 2025Insider13,527$3.13Sell$42,339.51
Feb. 21, 2025CFO18,142$3.13Sell$56,784.46
Feb. 21, 2025CTO9,066$3.13Sell$28,376.58
Feb. 21, 2025CEO34,353$3.13Sell$107,524.89
Nov. 21, 2024CFO17,158$1.96Sell$33,629.68
Nov. 21, 2024Insider18,170$1.96Sell$35,613.20
Nov. 21, 2024CTO8,575$1.96Sell$16,807.00
Sept. 5, 2024Director250,000$0.81Sell$202,500.00
Sept. 3, 2024Major Shareholder6,300$1.00Sell$6,300.00
Sept. 3, 2024Director135,000$1.00Sell$135,000.00
Aug. 21, 2024CFO17,606$1.04Sell$18,310.24
Aug. 21, 2024CTO8,800$1.04Sell$9,152.00
Aug. 21, 2024CEO33,333$1.04Sell$34,666.32
Aug. 21, 2024Insider18,644$1.04Sell$19,389.76
June 14, 2024Director260,000$1.13Sell$293,800.00
June 12, 2024Director280,000$1.30Sell$364,000.00
May 21, 2024Insider19,973$1.33Sell$26,564.09
May 21, 2024CTO5,272$1.33Sell$7,011.76
May 21, 2024CFO10,549$1.33Sell$14,030.17
March 5, 2024insider109,800$2.92Sell$320,616.00
Feb. 6, 2024insider150,000$4.43Sell$664,500.00
Jan. 2, 2024insider150,000$4.44Sell$666,000.00
Dec. 15, 2023Major Shareholder100,000$3.54Sell$354,000.00
Dec. 14, 2023Director255,000$3.56Sell$907,800.00
Dec. 13, 2023Major Shareholder100,000$3.62Sell$362,000.00
Dec. 12, 2023Director60,000$3.81Sell$228,600.00
Dec. 7, 2023insider54,477$3.88Sell$211,370.76
Dec. 7, 2023Director30,000$3.88Sell$116,400.00
Dec. 5, 2023insider47,756$4.28Sell$204,395.68
Dec. 5, 2023Director30,000$4.32Sell$129,600.00
Nov. 30, 2023Director45,000$4.19Sell$188,550.00
Nov. 28, 2023Director45,000$3.71Sell$166,950.00
Nov. 20, 2023insider27,631$3.84Sell$106,103.04
Nov. 9, 2023insider49,508$2.82Sell$139,612.56
Nov. 7, 2023insider24,809$3.24Sell$80,381.16
Oct. 11, 2023insider56,702$4.16Sell$235,880.32
Sept. 19, 2023insider143,516$4.37Sell$627,164.92
Sept. 14, 2023CTO46,370$3.66Sell$169,714.20
June 14, 2023Director50,000$9.50Sell$475,000.00
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  • Insiders are selling Amprius Technologies Inc. stock.

  • The insider traders at Amprius Technologies Inc. are: Jonathan Bornstein, Justin E Mirro, Constantin Ionel Stefan, Sandra Wallach, Kang Sun, Amprius, Inc., Steven Chu, and Wen Hsuan Hsieh

  • The most active insider trader at Amprius Technologies Inc. is Jonathan Bornstein with 13 trades.

  • Wen Hsuan Hsieh has sold the most Amprius Technologies Inc. stock with a total value of $15,236,824.48.

  • The most recent insider trade for Amprius Technologies Inc. was on March 12, 2026.

  • The single biggest insider sell for Amprius Technologies Inc. was from Wen Hsuan Hsieh with a total value of $7,618,412.24 on March 12, 2026.