Insider Transactions in Q1 2026 at Insmed Inc (INSM)
Insider Transaction List (Q1 2026)
| Date | Insider | Transaction | Ownership Type | Shares Traded | Value / Price |
|---|---|---|---|---|---|
|
Jan 08
2026
|
William Lewis Chair and CEO |
SELL
Open market or private sale
|
Direct |
3,223
-1.01%
|
$560,802
$174.17 P/Share
|
|
Jan 08
2026
|
Martina M.D. Flammer Chief Medical Officer |
SELL
Open market or private sale
|
Direct |
4,911
-2.71%
|
$854,514
$174.02 P/Share
|
|
Jan 08
2026
|
Sara Bonstein Chief Financial Officer |
SELL
Open market or private sale
|
Direct |
1,447
-1.77%
|
$251,778
$174.17 P/Share
|
|
Jan 08
2026
|
Roger Adsett Chief Operating Officer |
SELL
Open market or private sale
|
Direct |
2,059
-1.88%
|
$358,266
$174.17 P/Share
|
|
Jan 08
2026
|
Michael Alexander Smith Chief Legal Officer |
SELL
Open market or private sale
|
Direct |
1,053
-1.81%
|
$183,222
$174.17 P/Share
|
|
Jan 07
2026
|
William Lewis Chair and CEO |
SELL
Open market or private sale
|
Direct |
2,357
-0.73%
|
$412,475
$175.07 P/Share
|
|
Jan 07
2026
|
Martina M.D. Flammer Chief Medical Officer |
SELL
Open market or private sale
|
Direct |
1,434
-1.54%
|
$250,950
$175.84 P/Share
|
|
Jan 07
2026
|
Sara Bonstein Chief Financial Officer |
SELL
Open market or private sale
|
Direct |
1,678
-2.01%
|
$293,650
$175.07 P/Share
|
|
Jan 07
2026
|
Roger Adsett Chief Operating Officer |
SELL
Open market or private sale
|
Direct |
802
-0.73%
|
$140,350
$175.07 P/Share
|
|
Jan 07
2026
|
Michael Alexander Smith Chief Legal Officer |
SELL
Open market or private sale
|
Direct |
709
-1.21%
|
$124,075
$175.07 P/Share
|
|
Jan 06
2026
|
William Lewis Chair and CEO |
SELL
Open market or private sale
|
Direct |
4,096
-1.26%
|
$708,608
$173.33 P/Share
|
|
Jan 06
2026
|
Martina M.D. Flammer Chief Medical Officer |
SELL
Open market or private sale
|
Direct |
10,185
-2.55%
|
$1,772,190
$174.01 P/Share
|
|
Jan 06
2026
|
Martina M.D. Flammer Chief Medical Officer |
BUY
Exercise of conversion of derivative security
|
Direct |
8,570
+7.66%
|
$222,820
$26.43 P/Share
|
|
Jan 06
2026
|
Sara Bonstein Chief Financial Officer |
SELL
Open market or private sale
|
Direct |
1,517
-1.78%
|
$262,441
$173.33 P/Share
|
|
Jan 06
2026
|
Roger Adsett Chief Operating Officer |
SELL
Open market or private sale
|
Direct |
1,429
-1.28%
|
$247,217
$173.33 P/Share
|
|
Jan 06
2026
|
Michael Alexander Smith Chief Legal Officer |
SELL
Open market or private sale
|
Direct |
1,396
-2.32%
|
$241,508
$173.33 P/Share
|
|
Jan 05
2026
|
Martina M.D. Flammer Chief Medical Officer |
SELL
Open market or private sale
|
Direct |
12,303
-1.72%
|
$2,116,116
$172.35 P/Share
|
|
Jan 05
2026
|
Martina M.D. Flammer Chief Medical Officer |
BUY
Exercise of conversion of derivative security
|
Direct |
12,303
+5.56%
|
$295,272
$24.43 P/Share
|
|
Jan 02
2026
|
Michael Alexander Smith Chief Legal Officer |
BUY
Grant, award, or other acquisition
|
Direct |
5,293
+8.08%
|
-
|
|
Jan 02
2026
|
Roger Adsett Chief Operating Officer |
BUY
Grant, award, or other acquisition
|
Direct |
5,998
+5.09%
|
-
|
|
Jan 02
2026
|
Martina M.D. Flammer Chief Medical Officer |
BUY
Grant, award, or other acquisition
|
Direct |
11,643
+5.96%
|
-
|
|
Jan 02
2026
|
William Lewis Chair and CEO |
BUY
Grant, award, or other acquisition
|
Direct |
21,172
+6.11%
|
-
|
|
Jan 02
2026
|
Sara Bonstein Chief Financial Officer |
BUY
Grant, award, or other acquisition
|
Direct |
11,643
+6.62%
|
-
|
|
Jan 02
2026
|
Orlov S Nicole Schaeffer Chief People Strategy Officer |
SELL
Open market or private sale
|
Direct |
87,290
-19.45%
|
$15,363,040
$176.1 P/Share
|
|
Jan 02
2026
|
Orlov S Nicole Schaeffer Chief People Strategy Officer |
BUY
Exercise of conversion of derivative security
|
Direct |
87,290
+40.35%
|
$1,134,770
$13.91 P/Share
|
|
Jan 02
2026
|
Orlov S Nicole Schaeffer Chief People Strategy Officer |
BUY
Grant, award, or other acquisition
|
Direct |
5,293
+11.25%
|
-
|