Sara Bonstein, Chief Financial Officer at INSMED Inc (INSM), sold 1,433 shares at $18.51 ($27K) on 2022-05-16, disclosed to the SEC on 2022-05-18.
Open-market sale of $27k INSM by Chief Financial Officer. Not flagged as scheduled, tax-driven, or recurring — but no specific bearish signal from our filters. Reasons for insider sales vary widely.
Something here stands out, but not much.
| Filing → |
| INSM | SELL | 2026-02-04 | $117K | — | Filing → |
| INSM | SELL | 2026-01-08 | $809K | — | Filing → |
| INSM | SELL | 2025-07-23 | $12.0M | — | Filing → |