Brett P. Monia

Chief Executive Officer at Ionis Pharmaceuticals Inc.

Sits on 2 boards. Last updated September 27, 2026

Time on boards

Boards served
2
Current seats
2
Board service
7 years
Director since
2023

7 years of board service in total across 2 boards, counting each seat separately. Longest: Ionis Pharmaceuticals Inc., 3 years.

Ionis Pharmaceuticals Inc. Director ยท Chief Executive Officer
3 years ยท Since 2023
3 years ยท Since 2023

Chief executive roles

Ionis Pharmaceuticals Inc. ยท Chief Executive Officer
Dates unknown

Shareholder support

Support is votes for as a share of votes for and against (or withheld). Below 80% is a clear protest.

Insider trades

All notable trades →

From SEC Forms 4 and 5. Open-market purchases and sales are highlighted; grants, option exercises and shares withheld for tax are routine.

Date Company Transaction Shares Price Value
Aug 31, 2026 Ionis Pharmaceuticals Inc. Other +98 $51.31 $5,028
Jun 26, 2026 Ionis Pharmaceuticals Inc. Option exercise +50,000 $56.78 $2,839,000
Jun 26, 2026 Ionis Pharmaceuticals Inc. Open-market sale โˆ’50,000 $80.59 $4,029,500
Jun 25, 2026 Ionis Pharmaceuticals Inc. Option exercise +21,072 $32.60 $686,947
Jun 25, 2026 Ionis Pharmaceuticals Inc. Open-market sale โˆ’21,072 $78.49 $1,653,941
Jun 24, 2026 Ionis Pharmaceuticals Inc. Option exercise +14,565 $32.60 $474,819
Jun 24, 2026 Ionis Pharmaceuticals Inc. Open-market sale โˆ’14,565 $78.41 $1,142,042
Jun 17, 2026 Cognition Therapeutics Inc. Grant or award +25,000 โ€” โ€”
May 14, 2026 Ionis Pharmaceuticals Inc. Option exercise +3,220 $32.60 $104,972
May 14, 2026 Ionis Pharmaceuticals Inc. Open-market sale โˆ’3,220 $78.68 $253,350
May 13, 2026 Ionis Pharmaceuticals Inc. Option exercise +1,316 $32.60 $42,902
May 13, 2026 Ionis Pharmaceuticals Inc. Open-market sale โˆ’1,316 $78.01 $102,661
Mar 10, 2026 Ionis Pharmaceuticals Inc. Option exercise +34,103 $60.89 $2,076,532
Mar 10, 2026 Ionis Pharmaceuticals Inc. Open-market sale โˆ’16,512 $75.47 $1,246,161
Mar 10, 2026 Ionis Pharmaceuticals Inc. Open-market sale โˆ’17,591 $76.34 $1,342,897

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