Form 4 Tracker
INSMED Inc
INSM

44 insider filings · Latest: Jun 25, 2026

Common Stock Transactions
Txn DateAcceptedInsiderTypeSharesAvg PriceValueShares OwnedFiling
Jan 7, 2025Jan 7 10:36 PMSmith Michael Alexander
Proposed Sale
2,306$65.98$152.1K

View →

Jan 7, 2025Jan 7 10:22 PMWise John Drayton
Proposed Sale
10,000$65.95$659.5K

View →

Jan 7, 2025Jan 7 10:17 PMWise John Drayton
Proposed Sale
2,908$65.87$191.5K

View →

Jan 7, 2025Jan 7 10:10 PMSchaeffer Orlov S Nicole
Proposed Sale
2,596$65.88$171.0K

View →

Jan 7, 2025Jan 7 9:56 PMLewis William
Proposed Sale
8,218$66.01$542.5K

View →

Jan 2, 2025Jan 2 9:37 PMLewis William
Proposed Sale
25,580$69.82$1.8M

View →

Dec 19, 2024Dec 19 9:29 PMLewis William
Proposed Sale
25,580$69.88$1.8M

View →

Dec 12, 2024Dec 12 9:29 PMLewis William
Proposed Sale
25,580$72.94$1.9M

View →

Sep 13, 2024Sep 13 8:28 PMSmith Michael Alexander
Proposed Sale
27,871$74.60$2.1M

View →

Sep 10, 2024Sep 10 8:14 PMSchaeffer Orlov S Nicole
Proposed Sale
37,575$71.30$2.7M

View →

Sep 6, 2024Sep 6 8:19 PMFlammer Martina M.D.
Proposed Sale
243,920$71.18$17.4M

View →

Aug 22, 2024Aug 22 7:57 PMMcCarthy Daniel Joseph
Proposed Sale
34,162$32.63$1.1M

View →

← Previous

Page 11 of 11

Stock Options & Derivatives
Txn DateAcceptedInsiderTypeSharesExercise PriceShares OwnedFiling
Jun 25, 2026Jun 26 8:03 PMWilliam LewisDirector, Chair and CEO
Option Exercise
21,398$30.468,880(D)

View →

Jun 23, 2026Jun 24 8:15 PMSamuele ButeraSVP, GM, Global Respiratory
Grant/Award
12,570$102.1512,570(D)

View →

May 18, 2026May 20 8:06 PMWilliam LewisDirector, Chair and CEO
Option Exercise
10,699$30.4617,760(D)

View →

May 11, 2026May 13 8:50 PMMartina M.D. FlammerChief Medical Officer
Option Exercise
12,949$17.070(D)

View →

May 4, 2026May 6 8:11 PMWilliam LewisDirector, Chair and CEO
Option Exercise
10,699$30.4622,200(D)

View →

Apr 16, 2026Apr 17 8:43 PMWilliam LewisDirector, Chair and CEO
Option Exercise
10,699$30.4626,640(D)

View →

Apr 6, 2026Apr 8 8:41 PMWilliam LewisDirector, Chair and CEO
Option Exercise
10,699$30.4631,080(D)

View →

Apr 1, 2026Apr 3 8:07 PMRoger AdsettChief Operating Officer
Option Exercise
88,060$14.560(D)

View →

Mar 30, 2026Mar 31 8:13 PMMichael Alexander SmithChief Legal Officer
Option Exercise
19,638$27.8918,561(D)

View →

Mar 19, 2026Mar 20 8:05 PMWilliam LewisDirector, Chair and CEO
Option Exercise
10,699$30.4635,520(D)

View →

Mar 5, 2026Mar 5 9:16 PMWilliam LewisDirector, Chair and CEO
Option Exercise
10,699$30.4639,960(D)

View →

Feb 24, 2026Feb 25 9:04 PMMichael Alexander SmithChief Legal Officer
Option Exercise
20,248$17.0714,282(D)

View →

Feb 19, 2026Feb 23 9:34 PMWilliam LewisDirector, Chair and CEO
Option Exercise
10,699$30.4644,400(D)

View →

Feb 9, 2026Feb 11 9:42 PMWilliam LewisDirector, Chair and CEO
Option Exercise
10,699$30.4668,850(D)

View →

Feb 2, 2026Feb 4 9:15 PMMartina M.D. FlammerChief Medical Officer
Option Exercise
7,982$65.7223,948(D)

View →

Jan 20, 2026Jan 22 9:28 PMWilliam LewisDirector, Chair and CEO
Option Exercise
10,699$30.4653,280(D)

View →