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Ionis Pharmaceuticals Inc (IONS) Insider Trading

Total insider buys:
  • $25,181,100.00
Total insider sells:
  • $187,258,879.69
Most recent insider trade:
  • April 16, 2025
Most active insider trader:
  • Stanley T Crooke
Trader NameDateTitleAmountPriceTypeTotal Value
April 16, 2025EVP680$28.37Sell$19,291.60
March 11, 2025CEO140$32.32Sell$4,524.80
Feb. 20, 2025EVP1,207$32.35Sell$39,046.45
Feb. 4, 2025EVP6,165$31.62Sell$194,937.30
Feb. 4, 2025CEO38,843$31.65Sell$1,229,380.95
Jan. 31, 2025EVP1,367$32.31Sell$44,167.77
Jan. 31, 2025CEO13,242$32.45Sell$429,702.90
Jan. 31, 2025CFO1,523$32.44Sell$49,406.12
Jan. 16, 2025CFO8,870$32.81Sell$291,024.70
Jan. 16, 2025CEO33,445$32.63Sell$1,091,310.35
Jan. 16, 2025EVP7,154$32.84Sell$234,937.36
Dec. 23, 2024Director5,000$36.22Buy$181,100.00
Nov. 12, 2024EVP1,194$37.92Sell$45,276.48
Nov. 12, 2024CEO6,630$38.05Sell$252,271.50
Oct. 16, 2024EVP53$38.31Sell$2,030.43
Aug. 5, 2024EVP2,430$48.00Sell$116,640.00
July 16, 2024Director12,000$50.00Sell$600,000.00
May 3, 2024Director6,000$42.71Sell$256,260.00
April 16, 2024EVP4,006$41.60Sell$166,649.60
Feb. 16, 2024CEO387$44.49Sell$17,217.63
Feb. 2, 2024CFO2,125$49.54Sell$105,272.50
Feb. 2, 2024CEO23,501$49.37Sell$1,160,244.37
Feb. 2, 2024EVP1,907$49.56Sell$94,510.92
Jan. 31, 2024EVP10,773$52.00Sell$560,196.00
Jan. 25, 2024EVP6,450$51.75Sell$333,787.50
Jan. 25, 2024CEO2,285$51.75Sell$118,248.75
Jan. 17, 2024EVP5,564$50.42Sell$280,536.88
Jan. 17, 2024CEO32,059$50.42Sell$1,616,414.78
Jan. 17, 2024CFO8,683$50.42Sell$437,796.86
Jan. 12, 2024EVP8,000$53.50Sell$428,000.00
Dec. 28, 2023Director42,525$50.19Sell$2,134,329.75
Dec. 26, 2023EVP20,825$51.46Sell$1,071,654.50
Dec. 26, 2023Director25,113$51.46Sell$1,292,314.98
Dec. 21, 2023CEO17,500$49.29Sell$862,575.00
Dec. 20, 2023EVP6,500$49.64Sell$322,660.00
Dec. 14, 2023CEO24,000$49.58Sell$1,189,920.00
Nov. 15, 2023Director2,000$50.00Sell$100,000.00
Oct. 17, 2023EVP52$47.95Sell$2,493.40
Oct. 12, 2023CEO3,770$46.00Sell$173,420.00
Sept. 28, 2023EVP4,460$46.50Sell$207,390.00
Sept. 26, 2023Director10,000$45.13Sell$451,300.00
Aug. 1, 2023Director657$41.05Sell$26,969.85
July 18, 2023Director3,555$42.00Sell$149,310.00
July 7, 2023CEO18,650$42.25Sell$787,962.50
May 24, 2023EVP1,527$41.70Sell$63,675.90
May 22, 2023CEO4,931$40.14Sell$197,930.34
April 18, 2023EVP672$36.50Sell$24,528.00
Feb. 6, 2023CEO24,651$40.69Sell$1,003,049.19
Feb. 6, 2023EVP1,815$40.79Sell$74,033.85
Feb. 6, 2023CFO2,079$40.59Sell$84,386.61
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  • Insiders are both buying and selling Ionis Pharmaceuticals Inc stock.

  • The insider traders at Ionis Pharmaceuticals Inc are: Stanley T Crooke, Patrick R O'neil, Brett P Monia, B Lynne Parshall, Joseph Klein III, C Frank Bennett, Elizabeth L Hougen, Richard S Geary, Eric Swayze, Frederick T Muto, Stanley Crooke, Stanley T. Crooke, Joseph H Wender, Spencer R Berthelsen, Sarah Boyce, Joseph Wender, Brett Monia, Patrick R. O'neil, Richard Geary, Brian Birchler, Joseph Baroldi, Breaux Castleman, Brett P. Monia, Elizabeth L. Hougen, Eugene Schneider, Ionis Pharmaceuticals Inc, Allene M Diaz, Michael R Hayden, and Onaiza Cadoret-Manier

  • The most active insider trader at Ionis Pharmaceuticals Inc is Stanley T Crooke with 63 trades.

  • Stanley T Crooke has sold the most Ionis Pharmaceuticals Inc stock with a total value of $66,110,239.88.

  • Ionis Pharmaceuticals Inc has bought the most Ionis Pharmaceuticals Inc stock with a total value of $50,000,000.00.

  • The most recent insider trade for Ionis Pharmaceuticals Inc was on April 16, 2025.

  • The single biggest insider buy for Ionis Pharmaceuticals Inc was from Ionis Pharmaceuticals Inc with a total value of $25,000,000.00 on July 19, 2017.

  • The single biggest insider sell for Ionis Pharmaceuticals Inc was from Stanley T Crooke with a total value of $4,679,290.00 on Feb. 26, 2019.