| Filed | Insider | Type | Shares | Price | Value |
|---|---|---|---|---|---|
| 2026-08-12 | Adsett Roger Chief Operating Officer | Sold | 239,850 | $133.27 | $32.0M |
| 2026-08-07 | Flammer Martina M.D. Chief Medical Officer | Sold | 27,173 | $128.61 | $3.5M |
| 2026-06-26 | Lewis William Chair and CEO | Sold | 12,091 | $102.34 | $1.2M |
| 2026-05-20 | Lewis William Chair and CEO | Sold | 11,836 | $106.39 | $1.3M |
| 2026-05-15 | Lewis William Chair and CEO | Sold | 13,283 | $116.18 | $1.5M |
| 2026-05-15 | Flammer Martina M.D. Chief Medical Officer | Sold | 10,479 | $117.54 | $1.2M |
| 2026-05-13 | Flammer Martina M.D. Chief Medical Officer | Sold | 12,119 | $100.35 | $1.2M |
| 2026-04-08 | Lewis William Chair and CEO | Sold | 8,478 | $163.23 | $1.4M |
| 2026-04-03 | Adsett Roger Chief Operating Officer | Sold | 88,060 | $164.63 | $14.5M |
| 2026-03-31 | Smith Michael Alexander Chief Legal Officer | Sold | 19,638 | $150.98 | $3.0M |
| 2026-02-25 | Smith Michael Alexander Chief Legal Officer | Sold | 15,771 | $156.53 | $2.5M |
| 2026-02-11 | Lewis William Chair and CEO | Sold | 7,221 | $148.02 | $1.1M |
| 2026-01-13 | Lewis William Chair and CEO | Sold | 14,172 | $169.09 | $2.4M |
| 2026-01-06 | Schaeffer Orlov S Nicole Chief People Strategy Officer | Sold | 87,090 | $175.20 | $15.3M |
| 2025-12-09 | SHAROKY MELVIN MD Director | Sold | 20,000 | $205.01 | $4.1M |
| 2025-12-03 | Flammer Martina M.D. Chief Medical Officer | Sold | 5,886 | $207.03 | $1.2M |
| 2025-11-26 | ANDERSON ELIZABETH M Director | Sold | 5,000 | $204.58 | $1.0M |
| 2025-11-18 | ANDERSON ELIZABETH M Director | Sold | 10,000 | $195.87 | $2.0M |
| 2025-11-18 | LEE LEO Director | Sold | 71,788 | $196.00 | $14.1M |
| 2025-11-14 | Schaeffer Orlov S Nicole Chief People Strategy Officer | Sold | 25,758 | $194.24 | $5.0M |
| 2025-11-13 | Flammer Martina M.D. Chief Medical Officer | Sold | 28,313 | $189.53 | $5.4M |
| 2025-11-05 | Smith Michael Alexander Chief Legal Officer | Sold | 7,619 | $181.88 | $1.4M |
| 2025-09-15 | Schaeffer Orlov S Nicole Chief People Strategy Officer | Sold | 70,362 | $145.28 | $10.2M |
| 2025-09-15 | SHAROKY MELVIN MD Director | Sold | 10,000 | $145.39 | $1.5M |
| 2025-09-04 | Smith Michael Alexander Chief Legal Officer | Sold | 15,691 | $143.69 | $2.3M |
Showing the 25 most recent of 56 filings for INSM in the last two years. The full history, the price chart with every buy and sell marked, and daily updates are in the members browser.
| Insider | Role | Buys | Total bought |
|---|---|---|---|
| Desjardins Clarissa | Director | 1 | $202k |
Every insider buy and sell for INSM plotted on the price, the full two-year history, cluster scores and daily updates — in the members area, $29/month. A free quarterly sample of the whole dataset needs no account.
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