Joseph Klein III

Sits on 1 board. Last updated September 27, 2026

Time on boards

Boards served
1
Current seats
1
Board service
4 years
Director since
2023

4 years of board service in total across 1 board, counting each seat separately. Longest: Ionis Pharmaceuticals Inc., 3 years.

3 years ยท Since 2023

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
Jul 1, 2026 Ionis Pharmaceuticals Inc. Option exercise +11,518 $39.94 $460,029
Jul 1, 2026 Ionis Pharmaceuticals Inc. Open-market sale โˆ’99 $79.45 $7,866
Jul 1, 2026 Ionis Pharmaceuticals Inc. Open-market sale โˆ’11,419 $79.04 $902,551
May 1, 2026 Ionis Pharmaceuticals Inc. Option exercise +10,111 $47.11 $476,329
May 1, 2026 Ionis Pharmaceuticals Inc. Open-market sale โˆ’8,680 $73.35 $636,678
May 1, 2026 Ionis Pharmaceuticals Inc. Open-market sale โˆ’1,431 $74.45 $106,538
Apr 1, 2026 Ionis Pharmaceuticals Inc. Option exercise +12,000 $38.06 $456,720
Apr 1, 2026 Ionis Pharmaceuticals Inc. Option exercise +10,321 $41.08 $423,987
Apr 1, 2026 Ionis Pharmaceuticals Inc. Open-market sale โˆ’20,105 $75.50 $1,517,928
Apr 1, 2026 Ionis Pharmaceuticals Inc. Open-market sale โˆ’2,216 $75.95 $168,305
Mar 3, 2026 Ionis Pharmaceuticals Inc. Option exercise +12,000 $40.05 $480,600
Mar 3, 2026 Ionis Pharmaceuticals Inc. Option exercise +4,000 $42.88 $171,520
Mar 3, 2026 Ionis Pharmaceuticals Inc. Open-market sale โˆ’13,526 $79.17 $1,070,853
Mar 3, 2026 Ionis Pharmaceuticals Inc. Open-market sale โˆ’6,794 $80.00 $543,520
Mar 3, 2026 Ionis Pharmaceuticals Inc. Open-market sale โˆ’1,012 $80.82 $81,790

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