Michael W. Bonney

Sits on 3 boards. Last updated September 28, 2026

Time on boards

Boards served
3
Current seats
3
Board service
4 years
Director since
2023

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

3 years ยท Since 2023
6 months ยท Since 2026
Immunic Inc. Director
4 months ยท Since 2026

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 18, 2025 Alnylam Pharmaceuticals Inc. Option exercise +11,250 $70.20 $789,750
Aug 18, 2025 Alnylam Pharmaceuticals Inc. Open-market sale โˆ’11,250 $450.00 $5,062,500
May 15, 2025 Alnylam Pharmaceuticals Inc. Option exercise +11,250 $131.21 $1,476,113
May 15, 2025 Alnylam Pharmaceuticals Inc. Open-market sale โˆ’549 $267.14 $146,660
May 15, 2025 Alnylam Pharmaceuticals Inc. Open-market sale โˆ’729 $268.56 $195,780
May 15, 2025 Alnylam Pharmaceuticals Inc. Open-market sale โˆ’245 $269.79 $66,099
May 15, 2025 Alnylam Pharmaceuticals Inc. Open-market sale โˆ’431 $271.68 $117,094
May 15, 2025 Alnylam Pharmaceuticals Inc. Open-market sale โˆ’660 $273.16 $180,286
May 15, 2025 Alnylam Pharmaceuticals Inc. Open-market sale โˆ’882 $273.75 $241,448
May 15, 2025 Alnylam Pharmaceuticals Inc. Open-market sale โˆ’301 $275.63 $82,965
May 15, 2025 Alnylam Pharmaceuticals Inc. Open-market sale โˆ’1,263 $277.16 $350,053
May 15, 2025 Alnylam Pharmaceuticals Inc. Open-market sale โˆ’1,239 $278.01 $344,454
May 15, 2025 Alnylam Pharmaceuticals Inc. Open-market sale โˆ’432 $280.03 $120,973
May 15, 2025 Alnylam Pharmaceuticals Inc. Open-market sale โˆ’372 $281.10 $104,569
May 15, 2025 Alnylam Pharmaceuticals Inc. Open-market sale โˆ’802 $282.03 $226,188

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