Form 4 Tracker
William Lewis

Director, Chair and CEO · 14 filings · Latest: Jun 25, 2026

INSMED Inc
TickerOwnerRelationshipDateTransactionCost#SharesValue ($)#Shares TotalSEC Filing
INSM
William LewisJan 7, 2026
Proposed Sale
$175.072,357$412.6K
INSM
William LewisJan 6, 2026
Proposed Sale
$173.334,096$710.0K
INSM
William LewisDec 18, 2025
Proposed Sale
$166.9710,699$1.8M
INSM
William LewisDec 4, 2025
Proposed Sale
$205.5910,699$2.2M
INSM
Lewis WilliamAug 18, 2025
Proposed Sale
$128.376,865$881.2K
INSM
Lewis WilliamAug 4, 2025
Proposed Sale
$109.786,830$749.8K
INSM
Lewis WilliamJul 15, 2025
Proposed Sale
$102.356,830$699.0K
INSM
Lewis WilliamJul 1, 2025
Proposed Sale
$98.306,830$671.4K
INSM
Lewis WilliamJun 16, 2025
Proposed Sale
$100.36135,009$13.5M
INSM
Lewis WilliamJun 3, 2025
Proposed Sale
$71.505,472$391.2K
INSM
Lewis WilliamJun 2, 2025
Proposed Sale
$71.286,830$486.8K
INSM
Lewis WilliamMay 20, 2025
Proposed Sale
$67.6327,887$1.9M
INSM
Lewis WilliamMay 14, 2025
Proposed Sale
$65.613,771$247.4K
INSM
Lewis WilliamMay 13, 2025
Proposed Sale
$67.8117,442$1.2M
INSM
Lewis WilliamMay 1, 2025
Proposed Sale
$72.546,830$495.4K
INSM
Lewis WilliamApr 15, 2025
Proposed Sale
$70.126,830$478.9K
INSM
Lewis WilliamApr 1, 2025
Proposed Sale
$73.556,830$502.4K
INSM
Lewis WilliamMar 17, 2025
Proposed Sale
$77.0025,580$2.0M
INSM
Lewis WilliamMar 3, 2025
Proposed Sale
$77.7525,580$2.0M
INSM
Lewis WilliamFeb 18, 2025
Proposed Sale
$81.0025,580$2.1M