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Amphastar P (AMPH) Insider Trading

Total insider buys:
  • $595,500.00
Total insider sells:
  • $107,890,321.95
Most recent insider trade:
  • Nov. 12, 2024
Most active insider trader:
  • Floyd F Petersen
Trader NameDateTitleAmountPriceTypeTotal Value
Oct. 3, 2022Director500$28.59Sell$14,295.00
Aug. 9, 2022CFO10,000$38.35Sell$383,500.00
Aug. 9, 2022EVP3,055$39.00Sell$119,145.00
Aug. 1, 2022Director500$37.48Sell$18,740.00
July 18, 2022Director1,520$37.23Sell$56,589.60
July 15, 2022EVP10,837$36.64Sell$397,067.68
July 15, 2022EVP Corp Admin Center3,478$35.94Sell$124,999.32
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
June 17, 2022CFO5,512$32.05Sell$176,659.60
June 6, 2022Director10,291$37.79Sell$388,896.89
June 1, 2022Director500$37.00Sell$18,500.00
May 23, 2022Director10,000$34.93Sell$349,300.00
May 18, 2022Director9,924$35.05Sell$347,836.20
May 18, 2022CEO67,046$34.14Sell$2,288,950.44
May 16, 2022Director10,291$35.61Sell$366,462.51
May 2, 2022Director295$35.18Sell$10,378.10
April 1, 2022Director500$36.69Sell$18,345.00
March 16, 2022Director10,000$33.71Sell$337,100.00
March 15, 2022CFO7,900$34.46Sell$272,234.00
March 1, 2022Director500$27.27Sell$13,635.00
Feb. 8, 2022CFO10,000$26.95Sell$269,500.00
Feb. 8, 2022EVP7,000$26.77Sell$187,390.00
Feb. 1, 2022Director500$24.08Sell$12,040.00
Jan. 10, 2022CFO16,000$25.40Sell$406,400.00
Jan. 10, 2022EVP20,928$25.36Sell$530,734.08
Jan. 7, 2022CFO31,776$24.43Sell$776,287.68
Jan. 3, 2022Director500$23.22Sell$11,610.00
Dec. 22, 2021Director1,000$22.50Sell$22,500.00
Dec. 21, 2021CFO8,256$22.40Sell$184,934.40
Dec. 16, 2021CFO1,744$22.40Sell$39,065.60
Dec. 10, 2021Director5,291$21.36Sell$113,015.76
Nov. 22, 2021Director5,000$21.22Sell$106,100.00
Nov. 11, 2021CFO10,000$21.33Sell$213,300.00
Nov. 11, 2021EVP7,813$21.67Sell$169,307.71
July 26, 2021EVP6,000$20.87Sell$125,220.00
July 20, 2021EVP5,187$20.57Sell$106,696.59
July 15, 2021EVP31,524$20.01Sell$630,795.24
July 7, 2021CFO10,000$20.37Sell$203,700.00
June 8, 2021EVP8,180$19.34Sell$158,201.20
June 7, 2021Director5,000$18.70Sell$93,500.00
June 3, 2021Director10,000$18.65Sell$186,500.00
June 1, 2021Director25,827$19.28Sell$497,944.56
May 20, 2021Director10,000$19.74Sell$197,400.00
May 13, 2021EVP700$19.58Sell$13,706.00
May 13, 2021Director25,827$19.34Sell$499,494.18
May 11, 2021Director15,827$18.90Sell$299,130.30
May 11, 2021EVP10,000$19.06Sell$190,600.00
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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, Rong Zhou, Yakob Liawatidewi, Jason B Shandell, 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 48 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 Nov. 12, 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.