Sara Bonstein, Chief Financial Officer at INSMED Inc (INSM), sold 5,714 shares at $18.12 ($104K) on 2023-01-10, disclosed to the SEC on 2023-01-12.
Open-market sale of $104k 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.
| # | Price | Shares | Value | % of Total |
|---|---|---|---|---|
| 1 | $18.12 | 2,857 | $52K | 50.0% |
| 2 | $18.12 | 2,857 | $52K | 50.0% |
| Total | $18.12 avg | 5,714 | $104K | 100% |
| Filing → |
| INSM | SELL | 2026-02-04 | $117K | — | Filing → |
| INSM | SELL | 2026-01-08 | $809K | — | Filing → |
| INSM | SELL | 2025-07-23 | $12.0M | — | Filing → |