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Amphastar P (AMPH) Insider Trading

Total insider buys:
  • $595,500.00
Total insider sells:
  • $104,834,647.90
Most recent insider trade:
  • May 1, 2024
Most active insider trader:
  • Floyd F Petersen
Trader NameDateTitleAmountPriceTypeTotal Value
May 1, 2024Director500$41.67Sell$20,835.00
April 1, 2024Director500$43.43Sell$21,715.00
March 5, 2024Director12,500$47.18Sell$589,750.00
March 1, 2024Director500$45.69Sell$22,845.00
Feb. 1, 2024Director500$53.10Sell$26,550.00
Jan. 10, 2024COO131,386$54.59Sell$7,172,361.74
Jan. 8, 2024COO133,644$58.93Sell$7,875,640.92
Jan. 2, 2024Director500$61.37Sell$30,685.00
Dec. 4, 2023EVP3,514$59.58Sell$209,364.12
Dec. 1, 2023EVP4,316$58.58Sell$252,831.28
Dec. 1, 2023Director500$57.90Sell$28,950.00
Nov. 17, 2023Director4,000$55.86Sell$223,440.00
Nov. 13, 2023Director5,000$52.50Sell$262,500.00
Nov. 1, 2023Director500$45.30Sell$22,650.00
Oct. 2, 2023Director500$45.78Sell$22,890.00
Sept. 6, 2023CFO60,743$51.75Sell$3,143,450.25
Aug. 28, 2023EVP28,816$53.13Sell$1,530,994.08
Aug. 18, 2023Director2,000$52.50Sell$105,000.00
Aug. 15, 2023Director12,759$57.22Sell$730,069.98
June 15, 2023CFO36,868$50.85Sell$1,874,737.80
June 15, 2023EVP5,000$51.79Sell$258,950.00
June 13, 2023EVP5,000$48.24Sell$241,200.00
June 2, 2023CFO11,000$46.35Sell$509,850.00
June 1, 2023Director16,679$45.02Sell$750,888.58
May 18, 2023EVP10,000$44.20Sell$442,000.00
May 18, 2023CFO10,500$44.35Sell$465,675.00
May 17, 2023Director5,000$43.13Sell$215,650.00
May 15, 2023Director7,500$42.18Sell$316,350.00
May 12, 2023Director5,000$42.06Sell$210,300.00
April 17, 2023CFO5,632$42.35Sell$238,515.20
April 13, 2023EVP11,494$41.56Sell$477,690.64
April 13, 2023CFO4,868$42.35Sell$206,159.80
April 10, 2023EVP5,000$40.00Sell$200,000.00
April 10, 2023CFO10,032$40.35Sell$404,791.20
April 3, 2023Director491$37.72Sell$18,520.52
March 15, 2023CFO12,776$36.43Sell$465,429.68
March 1, 2023Director500$36.70Sell$18,350.00
Feb. 1, 2023Director500$30.35Sell$15,175.00
Dec. 1, 2022Director500$30.13Sell$15,065.00
Oct. 3, 2022Director500$28.59Sell$14,295.00
Aug. 9, 2022EVP3,055$39.00Sell$119,145.00
Aug. 9, 2022CFO10,000$38.35Sell$383,500.00
Aug. 1, 2022Director500$37.48Sell$18,740.00
July 18, 2022Director1,520$37.23Sell$56,589.60
July 15, 2022EVP Corp Admin Center3,478$35.94Sell$124,999.32
July 15, 2022EVP10,837$36.64Sell$397,067.68
July 11, 2022N/A1,521$36.26Sell$55,151.46
July 5, 2022Director1,813$35.00Sell$63,455.00
July 1, 2022Director500$34.78Sell$17,390.00
June 30, 2022CFO18,386$34.95Sell$642,590.70
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  • Insiders are both buying and selling Amphastar P stock.

  • The insider traders at Amphastar P are: Floyd F Petersen, William J Peters, Richard K Prins, Yakob Liawatidewi, Jason B Shandell, Rong Zhou, Diane G Gerst, Jack Y Zhang, Michael A Zasloff, Stephen B Shohet, Howard Lee, William J. Peters, Jason B. Shandell, Richard Koo, Mary Z Luo, Marilyn J Purchase, Gerst Diane G., David Maris, Physics & Chemistry La Applied, Liawatidewi Yakob, Richard K. Prins, and Stephen B. Shohet

  • The most active insider trader at Amphastar P is Floyd F Petersen with 45 trades.

  • Jack Y Zhang has sold the most Amphastar P stock with a total value of $34,149,391.40.

  • Jack Y Zhang has bought the most Amphastar P stock with a total value of $804,000.00.

  • The most recent insider trade for Amphastar P was on May 1, 2024.

  • The single biggest insider buy for Amphastar P was from Jack Y Zhang with a total value of $402,000.00 on May 15, 2018.

  • The single biggest insider sell for Amphastar P was from Jack Y Zhang with a total value of $9,341,504.97 on Sept. 20, 2016.