Insider Shareholders with Direct Ownership of Insmed Inc (INSM)
This section provides a comprehensive overview of the insiders with direct ownership of Insmed Inc (INSM). You can find detailed information about the size and nature of each insider's ownership stake, as well as the latest updates on their holdings.
INSMED Inc Insider List
| Insider | Adquired | Disposed | Held | # of Trades | Last Transaction |
|---|---|---|---|---|---|
|
William Lewis
Chair and CEO |
1,482,784 | 1,178,237 | 325,083 $62.8 Million | 77 |
Jan 02, 2026
Added 6.11%
|
| 24,503 | 0 | 320,802 $62 Million | 3 |
Nov 01, 2021
Added 4.25%
|
|
|
Melvin Md Sharoky
Director |
103,774 | 96,389 | 243,948 $47.1 Million | 27 |
Dec 05, 2025
Reduced 7.58%
|
|
Christine A Pellizzari
Chief Legal Officer |
279,593 | 225,531 | 149,985 $29 Million | 23 |
May 15, 2021
Reduced 1.67%
|
|
John Drayton Wise
Chief Commercial Officer |
151,238 | 73,150 | 133,015 $25.7 Million | 28 |
Feb 07, 2025
Reduced 0.01%
|
|
David R Brennan
Director |
63,615 | 60,000 | 126,933 $24.5 Million | 7 |
May 15, 2025
Added 3.83%
|
|
Roger Adsett
Chief Operating Officer |
244,880 | 226,801 | 111,891 $21.6 Million | 46 |
Jan 02, 2026
Added 5.09%
|
|
David W J Mcgirr
Director |
53,615 | 6,250 | 97,723 $18.9 Million | 7 |
Jun 04, 2025
Reduced 2.98%
|
|
Martina M.D. Flammer
Chief Medical Officer |
899,568 | 815,316 | 94,754 $18.3 Million | 69 |
Jan 05, 2026
Reduced 0.74%
|
|
Sara Bonstein
Chief Financial Officer |
675,278 | 594,147 | 85,148 $16.5 Million | 42 |
Jan 02, 2026
Added 6.22%
|
|
Alfred Altomari
Director |
48,557 | 20,000 | 69,495 $13.4 Million | 5 |
May 13, 2024
Added 15.92%
|
|
Clarissa Desjardins
Director |
53,615 | 0 | 67,007 $12.9 Million | 5 |
May 15, 2025
Added 7.02%
|
|
Carol Schafer
Director |
53,615 | 0 | 63,317 $12.2 Million | 5 |
May 15, 2025
Added 7.4%
|
|
Michael Alexander Smith
Chief Legal Officer |
326,473 | 292,281 | 60,195 $11.6 Million | 48 |
Jan 02, 2026
Added 8.08%
|
|
Elizabeth M Anderson
Director |
53,615 | 15,000 | 58,729 $11.3 Million | 7 |
Nov 24, 2025
Reduced 7.85%
|
|
Leo Lee
Director |
98,615 | 75,000 | 54,677 $10.6 Million | 7 |
Nov 17, 2025
Reduced 21.72%
|
|
Orlov S Nicole Schaeffer
Chief People Strategy Officer |
744,419 | 742,171 | 41,754 $8.07 Million | 63 |
Jan 02, 2026
Reduced 0.48%
|
|
John Soriano
Chief Compliance Officer |
99,073 | 89,082 | 35,204 $6.8 Million | 12 |
Sep 07, 2021
Reduced 33.01%
|