Form 4 Tracker
Michael Alexander Smith

Chief Legal Officer · 7 filings · Latest: Jun 22, 2026

INSMED Inc
TickerOwnerRelationshipDateTransactionCost#SharesValue ($)#Shares TotalSEC Filing
INSM
Michael Alexander SmithChief Legal OfficerJun 22, 2026
Sale
$95.821,806$173.1K37,648
INSM
Michael Smith—Jun 22, 2026
Proposed Sale
$95.811,806$173.0K—
INSM
Michael Alexander SmithChief Legal OfficerJun 3, 2026
Sale
$102.272,159$220.8K39,454
INSM
Michael Smith—Jun 3, 2026
Proposed Sale
$102.272,159$220.8K—
INSM
Michael Smith—May 22, 2026
Proposed Sale
$108.466,149$667.0K—
INSM
Michael Alexander SmithChief Legal OfficerMay 22, 2026
Sale
$108.476,149$667.0K41,613
INSM
Michael Alexander SmithChief Legal OfficerMay 13, 2026
Sale
$116.184,109$477.4K47,762
INSM
Michael Smith—May 13, 2026
Proposed Sale
$116.184,109$477.4K—
INSM
Michael Alexander SmithChief Legal OfficerMar 30, 2026
Sale
$150.9819,638$3.0M51,871
INSM
Michael Alexander SmithChief Legal OfficerMar 30, 2026
Option Exercise
$24.7819,638$486.6K71,509
INSM
Michael Smith—Mar 30, 2026
Proposed Sale
$150.9819,638$3.0M—
INSM
Michael Alexander SmithChief Legal OfficerFeb 24, 2026
Sale
$155.7724,774$3.9M51,871
INSM
Michael Alexander SmithChief Legal OfficerFeb 24, 2026
Option Exercise
$17.0720,248$345.6K76,645
INSM
Michael Smith—Feb 24, 2026
Proposed Sale
$155.7724,774$3.9M—
INSM
Michael Alexander SmithChief Legal OfficerFeb 3, 2026
Sale
$156.27640$100.0K56,397
INSM
Michael Smith—Feb 3, 2026
Proposed Sale
$156.27640$100.0K—
INSM
Michael Smith—Jan 8, 2026
Proposed Sale
$174.171,053$183.4K—
INSM
Michael Smith—Jan 7, 2026
Proposed Sale
$175.07709$124.1K—
INSM
Michael Smith—Jan 6, 2026
Proposed Sale
$173.331,396$242.0K—
INSM
Michael A Smith—Nov 3, 2025
Proposed Sale
$183.7527,130$5.0M—

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