Spencer R. Berthelsen

Director, IONIS PHARMACEUTICALS INC.

Companies

Stock this person has reported owning, from the forms officers and directors file with the SEC. See the biggest insider stakes.

As of each latest filing. The line shows shares held over time.

Jul 15, 2026Exercised options 5,220 shares of IONIS PHARMACEUTICALS INC²
Jun 15, 2026Sold 8,000 shares at $73.49 of IONIS PHARMACEUTICALS INC³
Jun 15, 2026Exercised options 8,000 shares at $24.42 of IONIS PHARMACEUTICALS INC³
Jun 1, 2026Sold 8,000 shares at $75.67 of IONIS PHARMACEUTICALS INC⁴
Jun 1, 2026Exercised options 8,000 shares at $24.42 of IONIS PHARMACEUTICALS INC⁴
Jul 15, 2025Exercised options 4,079 shares of IONIS PHARMACEUTICALS INC⁵
Jul 15, 2024Exercised options 4,677 shares of IONIS PHARMACEUTICALS INC⁶
Jun 17, 2024Sold 16,000 shares at $40.29 of IONIS PHARMACEUTICALS INC⁷
Jun 17, 2024Exercised options 16,000 shares at $35.53 of IONIS PHARMACEUTICALS INC⁷
Jul 17, 2023Exercised options 5,333 shares of IONIS PHARMACEUTICALS INC⁸
Jul 17, 2023Exercised options 1,777 shares of IONIS PHARMACEUTICALS INC⁸
Jun 20, 2023Exercised options 11,250 shares at $28.47 of IONIS PHARMACEUTICALS INC⁹
Jul 15, 2022Exercised options 2,665 shares of IONIS PHARMACEUTICALS INC¹⁰
Jul 15, 2022Exercised options 5,333 shares of IONIS PHARMACEUTICALS INC¹⁰
Jun 7, 2022Exercised options 11,250 shares at $12.94 of IONIS PHARMACEUTICALS INC¹¹

The numbers on this page point here. Each one links to the record it came from.