Michael Alexander Smith, Chief Legal Officer at INSMED Inc (INSM), sold 24,774 shares at $153.93 ($3.9M) on 2026-02-24, disclosed to the SEC on 2026-02-25.
Open-market sale of $3.9M INSM by Chief Legal Officer. Not flagged as scheduled, tax-driven, or recurring — but no specific bearish signal from our filters. Reasons for insider sales vary widely.
Nothing distinguishes this filing.
| # | Price | Shares | Value | % of Total |
|---|---|---|---|---|
| 1 | $153.93 | 4,852 | $747K | 19.4% |
| 2 | $155.06 | 4,151 | $644K | 16.7% |
| 3 | $156.53 | 15,771 | $2.5M | 64.0% |
| Total | $155.77 avg | 24,774 | $3.9M | 100% |
| Filing → |
| INSM | SELL | 2026-05-22 | $667K | — | Filing → |
| INSM | SELL | 2026-05-15 | $477K | — | Filing → |
| INSM | SELL | 2026-03-31 | $3.0M | — | Filing → |