Insider Transactions Reported by 23 Insiders of IONIS PHARMACEUTICALS INC

Symbol
IONS on Nasdaq
Location
Carlsbad, CA

Insiders trading volume in the past year

IONIS PHARMACEUTICALS INC executives and other stock owners filed with the SEC include:

Name Relationship Holdings Value Past Year Net Change Change % Report Date
Brett P. Monia Chief Executive Officer, Director $41,384,523 -$15,237,914 -27% 06 Oct 2025
HOUGEN ELIZABETH L EVP, Finance & CFO $12,840,317 -$3,590,127 -22% 30 Sep 2025
Richard S. Geary EVP, Chief Development Officer $8,613,598 -$14,565,239 -63% 05 Nov 2025
BENNETT C FRANK EVP, Chief Scientific Officer $8,261,854 -$3,363,813 -29% 05 Sep 2025
Onaiza Cadoret-Manier EVP,Chf GL Pdt Str & Oper Ofc $7,945,126 02 Feb 2024
PATRICK R. O'NEIL EVP CLO & General Counsel $7,829,009 -$12,867,456 -62% 06 Oct 2025
Eugene Schneider EVP, Chf Clinical Develop Ofcr $7,312,195 -$1,865,791 -20% 03 Sep 2025
Brian Birchler EVP, Corp and Development Ops $7,209,857 -$2,529,238 -26% 06 Nov 2025
Eric Swayze EVP Research $6,133,473 -$3,103,066 -34% 15 Oct 2025
Joseph Baroldi EVP, Chief Business Officer $6,047,516 -$4,093,910 -40% 06 Oct 2025
BERTHELSEN SPENCER R Director $5,199,580 15 Jul 2025
B. LYNNE PARSHALL Director $4,401,082 -$1,586,665 -26% 15 Oct 2025
Shannon L. Devers EVP, Chief Human Resources Ofc $4,202,345 -$2,220,878 -35% 25 Nov 2025
JOSEPH H. WENDER Director $4,044,699 -$8,660,121 -68% 01 Dec 2025
MUTO FREDERICK T Director $3,438,793 15 Jul 2022
JOAN E. HERMAN Director $3,324,298 -$3,173,830 -49% 19 Nov 2025
JOSEPH LOSCALZO Director $2,728,539 -$2,164,040 -44% 31 Oct 2025
Kyle Jenne EVP, Chf GL Pdt Str Ofcr $2,116,477 -$85,534 -3.9% 15 Apr 2025
Michael R. Hayden Director $1,816,173 +$477,900 +36% 15 Jul 2025
Peter N. Reikes Director $1,254,678 15 Oct 2021
JOSEPH KLEIN III Director $1,209,932 -$4,320,000 -78% 25 Nov 2025
Allene M. Diaz Director $781,150 -$60,687 -7.2% 22 Aug 2025
MICHAEL J. YANG Director $453,487 15 Jul 2025

Recent Insider Transactions by Companies or Individuals for IONIS PHARMACEUTICALS INC

Insider Symbol Class Transaction % Value $ * Price $ Shares Shares Owned Date Ownership
* An asterisk sign (*) next to the price indicates that the price is likely invalid.