INSM INSMED Inc
Nasdaq · SEC CIK 1104506 · EDGAR
- Bought, last 12 months
- $0 0 purchases by 0 insiders
- Sold, last 12 months
- $167.12M 59 sales by 10 insiders
- Filings on record
- 317 since 2021-07-09, latest 2026-09-11 16:04
BoughtSold
Most active insiders, 12 months
| Insider | Title | Bought | Sold |
|---|---|---|---|
| Adsett Roger | COO | — | $48.25M |
| Lewis William | COB, CEO, Dir | — | $32.79M |
| Flammer Martina M.D. | Chief Medical Off | — | $23.32M |
| Schaeffer Orlov S Nicole | Chief People Strategy Off | — | $21.11M |
| LEE LEO | Dir | — | $14.69M |
| Smith Michael Alexander | CLO | — | $14.00M |
| SHAROKY MELVIN MD | Dir | — | $4.74M |
| Brennan David R | Dir | — | $3.10M |
| ANDERSON ELIZABETH M | Dir | — | $2.98M |
| Bonstein Sara | CFO | — | $2.13M |
Transactions 475
| X | Filed | Traded | Ticker | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|
| M | 2025-11-18 | 2025-11-17 | INSM | LEE LEO | Dir | S - Sale | $195.90 | -75.0K | 126.5K | -37% | -$14.69M |
| 2025-11-18 | 2025-11-14 | INSM | ANDERSON ELIZABETH M | Dir | S - Sale | $195.87 | -10.0K | 63.7K | -14% | -$1.96M | |
| DM | 2025-11-14 | 2025-11-12 | INSM | Schaeffer Orlov S Nicole | Chief People Strategy Off | S - Sale+OE | $194.00 | -30.0K | 36.6K | -45% | -$5.82M |
| D | 2025-11-14 | 2025-11-12 | INSM | Schaeffer Orlov S Nicole | Chief People Strategy Off | M - OptEx | $26.46 | +30.0K | 66.5K | +82% | +$793.8K |
| DM | 2025-11-13 | 2025-11-11 | INSM | Flammer Martina M.D. | Chief Medical Off | S - Sale+OE | $189.68 | -31.2K | 86.0K | -27% | -$5.92M |
| DM | 2025-11-13 | 2025-11-11 | INSM | Flammer Martina M.D. | Chief Medical Off | M - OptEx | $18.17 | +31.2K | 96.1K | +48% | +$567.4K |
| 2025-11-10 | 2025-11-06 | INSM | Brennan David R | Dir | G - Gift | $0.00 | -60.0K | 66.9K | -47% | $0 | |
| I | 2025-11-10 | 2025-11-06 | INSM | Brennan David R | Dir | G - Gift | $0.00 | +60.0K | 60.0K | New | $0 |
| D | 2025-11-05 | 2025-11-03 | INSM | Smith Michael Alexander | CLO | M - OptEx | $23.75 | +27.1K | 82.0K | +49% | +$644.3K |
| DM | 2025-11-05 | 2025-11-03 | INSM | Smith Michael Alexander | CLO | S - Sale+OE | $183.78 | -27.1K | 64.8K | -30% | -$4.99M |
| M | 2025-09-15 | 2025-09-11 | INSM | SHAROKY MELVIN MD | Dir | G - Gift | $0.00 | -1,841 | 272.7K | -0.7% | $0 |
| I | 2025-09-15 | 2025-09-11 | INSM | SHAROKY MELVIN MD | Dir | G - Gift | $0.00 | -159 | 741 | -18% | $0 |
| 2025-09-15 | 2025-09-12 | INSM | SHAROKY MELVIN MD | Dir | S - Sale | $145.39 | -10.0K | 262.7K | -4% | -$1.45M | |
| DM | 2025-09-15 | 2025-09-12 | INSM | Schaeffer Orlov S Nicole | Chief People Strategy Off | S - Sale+OE | $145.45 | -76.5K | 36.5K | -68% | -$11.13M |
| D | 2025-09-15 | 2025-09-12 | INSM | Schaeffer Orlov S Nicole | Chief People Strategy Off | M - OptEx | $23.75 | +56.5K | 113.0K | +100% | +$1.34M |
| 2025-09-05 | 2025-09-04 | INSM | Schaeffer Orlov S Nicole | Chief People Strategy Off | G - Gift | $0.00 | -23.3K | 56.5K | -29% | $0 | |
| DM | 2025-09-04 | 2025-09-02 | INSM | Flammer Martina M.D. | Chief Medical Off | S - Sale+OE | $144.34 | -186.6K | 181.5K | -51% | -$26.94M |
| DM | 2025-09-04 | 2025-09-02 | INSM | Flammer Martina M.D. | Chief Medical Off | M - OptEx | $23.40 | +186.6K | 269.8K | +225% | +$4.37M |
| DM | 2025-09-04 | 2025-09-02 | INSM | Smith Michael Alexander | CLO | S - Sale+OE | $143.89 | -24.3K | 76.7K | -24% | -$3.49M |
| D | 2025-09-04 | 2025-09-02 | INSM | Smith Michael Alexander | CLO | M - OptEx | $30.46 | +12.8K | 79.2K | +19% | +$389.3K |
| M | 2025-08-21 | 2025-08-19 | INSM | Adsett Roger | COO | S - Sale | $127.58 | -25.0K | 105.6K | -19% | -$3.19M |
| 2025-08-21 | 2025-08-20 | INSM | SHAROKY MELVIN MD | Dir | S - Sale | $129.50 | -10.0K | 274.5K | -4% | -$1.29M | |
| DMI | 2025-08-20 | 2025-08-18 | INSM | Lewis William | COB, CEO, Dir | S - Sale+OE | $128.40 | -6,865 | 233.9K | -3% | -$881.5K |
| DI | 2025-08-20 | 2025-08-18 | INSM | Lewis William | COB, CEO, Dir | M - OptEx | $10.85 | +6,865 | 240.8K | +3% | +$74.5K |
| M | 2025-08-18 | 2025-08-14 | INSM | Schaeffer Orlov S Nicole | Chief People Strategy Off | S - Sale | $127.34 | -10.0K | 80.5K | -11% | -$1.27M |
| 2025-08-14 | 2025-08-12 | INSM | SHAROKY MELVIN MD | Dir | S - Sale | $121.58 | -10.0K | 290.6K | -3% | -$1.22M | |
| 2025-08-14 | 2025-08-13 | INSM | SHAROKY MELVIN MD | Dir | G - Gift | $0.00 | -6,100 | 284.5K | -2% | $0 | |
| MI | 2025-08-14 | 2025-08-13 | INSM | SHAROKY MELVIN MD | Dir | G - Gift | $0.00 | -10.0K | 6,847 | -59% | $0 |
| DMI | 2025-08-06 | 2025-08-04 | INSM | Lewis William | COB, CEO, Dir | S - Sale+OE | $109.81 | -6,830 | 235.9K | -3% | -$750.0K |
| DI | 2025-08-06 | 2025-08-04 | INSM | Lewis William | COB, CEO, Dir | M - OptEx | $10.85 | +6,830 | 240.8K | +3% | +$74.1K |
| D | 2025-08-06 | 2025-08-04 | INSM | Flammer Martina M.D. | Chief Medical Off | M - OptEx | $19.74 | +8,715 | 91.8K | +10% | +$172.0K |
| D | 2025-08-06 | 2025-08-04 | INSM | Flammer Martina M.D. | Chief Medical Off | S - Sale+OE | $109.50 | -8,715 | 83.1K | -9% | -$954.3K |
| DM | 2025-07-23 | 2025-07-21 | INSM | Bonstein Sara | CFO | M - OptEx | $30.63 | +47.9K | 131.9K | +57% | +$1.47M |
| DM | 2025-07-23 | 2025-07-21 | INSM | Bonstein Sara | CFO | S - Sale+OE | $102.67 | -58.4K | 73.5K | -44% | -$6.00M |
| M | 2025-07-15 | 2025-07-11+ | INSM | Smith Michael Alexander | CLO | S - Sale | $99.80 | -1,681 | 67.3K | -2% | -$167.8K |
| DI | 2025-07-15 | 2025-07-15 | INSM | Lewis William | COB, CEO, Dir | M - OptEx | $10.85 | +6,830 | 240.8K | +3% | +$74.1K |
| DMI | 2025-07-15 | 2025-07-15 | INSM | Lewis William | COB, CEO, Dir | S - Sale+OE | $102.37 | -6,830 | 233.9K | -3% | -$699.2K |
| DM | 2025-07-09 | 2025-07-07 | INSM | Bonstein Sara | CFO | S - Sale+OE | $95.86 | -57.8K | 106.2K | -35% | -$5.54M |
| DM | 2025-07-09 | 2025-07-07 | INSM | Bonstein Sara | CFO | M - OptEx | $25.41 | +47.9K | 141.8K | +51% | +$1.22M |
| DI | 2025-07-02 | 2025-07-01 | INSM | Lewis William | COB, CEO, Dir | M - OptEx | $10.85 | +6,830 | 240.8K | +3% | +$74.1K |
| DMI | 2025-07-02 | 2025-07-01 | INSM | Lewis William | COB, CEO, Dir | S - Sale+OE | $98.33 | -6,830 | 237.1K | -3% | -$671.6K |
| DM | 2025-06-25 | 2025-06-23 | INSM | Bonstein Sara | CFO | S - Sale+OE | $101.78 | -57.8K | 102.2K | -36% | -$5.88M |
| DM | 2025-06-25 | 2025-06-23 | INSM | Bonstein Sara | CFO | M - OptEx | $19.16 | +47.9K | 138.7K | +53% | +$917.5K |
| M | 2025-06-18 | 2025-06-16 | INSM | Adsett Roger | COO | S - Sale | $98.82 | -10.7K | 134.8K | -7% | -$1.06M |
| DM | 2025-06-18 | 2025-06-16 | INSM | Lewis William | COB, CEO, Dir | S - Sale+OE | $100.32 | -5,204 | 303.6K | -2% | -$522.1K |
| DI | 2025-06-18 | 2025-06-16 | INSM | Lewis William | COB, CEO, Dir | M - OptEx | $10.85 | +129.8K | 363.7K | +55% | +$1.41M |
| DMI | 2025-06-18 | 2025-06-16 | INSM | Lewis William | COB, CEO, Dir | S - Sale+OE | $100.39 | -129.8K | 275.7K | -32% | -$13.03M |
| DM | 2025-06-12 | 2025-06-10+ | INSM | Flammer Martina M.D. | Chief Medical Off | S - Sale+OE | $91.16 | -45.2K | 83.1K | -35% | -$4.12M |
| DM | 2025-06-12 | 2025-06-10+ | INSM | Flammer Martina M.D. | Chief Medical Off | M - OptEx | $22.42 | +45.2K | 108.9K | +71% | +$1.01M |
| DM | 2025-06-12 | 2025-06-10+ | INSM | Schaeffer Orlov S Nicole | Chief People Strategy Off | S - Sale+OE | $92.09 | -137.5K | 153.5K | -47% | -$12.66M |
| DM | 2025-06-12 | 2025-06-10+ | INSM | Schaeffer Orlov S Nicole | Chief People Strategy Off | M - OptEx | $15.06 | +108.3K | 156.9K | +223% | +$1.63M |
| DM | 2025-06-12 | 2025-06-10 | INSM | Bonstein Sara | CFO | S - Sale+OE | $89.12 | -57.8K | 125.7K | -31% | -$5.15M |
| DM | 2025-06-12 | 2025-06-10 | INSM | Bonstein Sara | CFO | M - OptEx | $18.02 | +47.9K | 161.2K | +42% | +$862.9K |
| 2025-06-06 | 2025-06-05 | INSM | Smith Michael Alexander | CLO | S - Sale | $73.50 | -1,879 | 67.7K | -3% | -$138.1K | |
| 2025-06-04 | 2025-06-03 | INSM | Smith Michael Alexander | CLO | S - Sale | $71.50 | -1,448 | 69.6K | -2% | -$103.5K | |
| 2025-06-04 | 2025-06-03 | INSM | Schaeffer Orlov S Nicole | Chief People Strategy Off | S - Sale | $71.50 | -1,642 | 118.6K | -1% | -$117.4K | |
| DI | 2025-06-04 | 2025-06-02 | INSM | Lewis William | COB, CEO, Dir | M - OptEx | $10.85 | +6,830 | 240.8K | +3% | +$74.1K |
| DMI | 2025-06-04 | 2025-06-02 | INSM | Lewis William | COB, CEO, Dir | S - Sale+OE | $71.31 | -6,830 | 233.9K | -3% | -$487.0K |
| D | 2025-06-04 | 2025-06-03 | INSM | Lewis William | COB, CEO, Dir | S - Sale+OE | $71.50 | -5,472 | 308.8K | -2% | -$391.2K |
| M | 2025-06-04 | 2025-06-03+ | INSM | MCGIRR DAVID W J | Dir | S - Sale | $72.25 | -6,250 | 100.7K | -6% | -$451.5K |
| 2025-06-04 | 2025-06-03 | INSM | Bonstein Sara | CFO | S - Sale | $71.50 | -1,579 | 113.3K | -1% | -$112.9K | |
| 2025-06-04 | 2025-06-03 | INSM | Flammer Martina M.D. | Chief Medical Off | S - Sale | $71.50 | -1,686 | 83.1K | -2% | -$120.5K | |
| 2025-06-04 | 2025-06-03 | INSM | Adsett Roger | COO | S - Sale | $71.50 | -1,860 | 141.3K | -1% | -$133.0K | |
| M | 2025-06-03 | 2025-05-30 | INSM | Smith Michael Alexander | CLO | S - Sale | $69.65 | -26.3K | 91.0K | -22% | -$1.83M |
| 2025-05-29 | 2025-05-27 | INSM | SHAROKY MELVIN MD | Dir | G - Gift | $0.00 | -200 | 300.6K | -0.1% | $0 | |
| DM | 2025-05-22 | 2025-05-20 | INSM | Lewis William | COB, CEO, Dir | S - Sale+OE | $67.65 | -21.1K | 321.3K | -6% | -$1.42M |
| DMI | 2025-05-22 | 2025-05-20 | INSM | Lewis William | COB, CEO, Dir | S - Sale+OE | $67.72 | -6,830 | 235.6K | -3% | -$462.5K |
| DI | 2025-05-22 | 2025-05-20 | INSM | Lewis William | COB, CEO, Dir | M - OptEx | $10.85 | +6,830 | 240.8K | +3% | +$74.1K |
| 2025-05-22 | 2025-05-20 | INSM | SHAROKY MELVIN MD | Dir | G - Gift | $0.00 | -400 | 300.8K | -0.1% | $0 | |
| MI | 2025-05-22 | 2025-05-20 | INSM | SHAROKY MELVIN MD | Dir | G - Gift | $0.00 | +400 | 100 | New | $0 |
| MI | 2025-05-22 | 2025-05-20+ | INSM | Desjardins Clarissa | Dir | P - Purchase | $66.68 | +3,025 | 1,895 | New | +$201.7K |
| 2025-05-19 | 2025-05-15 | INSM | Brennan David R | Dir | A - Grant | — | +5,058 | 126.9K | +4% | — | |
| D | 2025-05-19 | 2025-05-15 | INSM | Bonstein Sara | CFO | A - Grant | $0.00 | +6,508 | 114.9K | +6% | $0 |
| D | 2025-05-19 | 2025-05-15 | INSM | Smith Michael Alexander | CLO | A - Grant | $0.00 | +5,578 | 97.4K | +6% | $0 |
| DM | 2025-05-19 | 2025-05-15+ | INSM | Flammer Martina M.D. | Chief Medical Off | S - Sale | $65.79 | -11.7K | 84.8K | -12% | -$771.3K |
| D | 2025-05-19 | 2025-05-15 | INSM | Flammer Martina M.D. | Chief Medical Off | A - Grant | $0.00 | +6,508 | 96.5K | +7% | $0 |
| D | 2025-05-19 | 2025-05-15 | INSM | Lewis William | COB, CEO, Dir | A - Grant | $0.00 | +22.3K | 335.3K | +7% | $0 |
| D | 2025-05-19 | 2025-05-15 | INSM | Adsett Roger | COO | A - Grant | $0.00 | +6,508 | 143.2K | +5% | $0 |
| 2025-05-19 | 2025-05-15 | INSM | ANDERSON ELIZABETH M | Dir | A - Grant | — | +5,058 | 73.7K | +7% | — | |
| D | 2025-05-19 | 2025-05-15 | INSM | Schaeffer Orlov S Nicole | Chief People Strategy Off | A - Grant | $0.00 | +5,578 | 120.2K | +5% | $0 |
| 2025-05-19 | 2025-05-15 | INSM | Desjardins Clarissa | Dir | A - Grant | — | +5,058 | 67.0K | +8% | — | |
| 2025-05-19 | 2025-05-15 | INSM | SHAROKY MELVIN MD | Dir | A - Grant | — | +5,058 | 301.2K | +2% | — | |
| 2025-05-19 | 2025-05-15 | INSM | MCGIRR DAVID W J | Dir | A - Grant | — | +5,058 | 104.0K | +5% | — | |
| 2025-05-19 | 2025-05-15 | INSM | LEE LEO | Dir | A - Grant | — | +5,058 | 129.7K | +4% | — | |
| 2025-05-19 | 2025-05-15 | INSM | SCHAFER CAROL | Dir | A - Grant | — | +5,058 | 63.3K | +9% | — | |
| M | 2025-05-15 | 2025-05-13+ | INSM | Bonstein Sara | CFO | S - Sale | $67.47 | -10.5K | 108.4K | -9% | -$708.7K |
| M | 2025-05-15 | 2025-05-13+ | INSM | Smith Michael Alexander | CLO | S - Sale | $67.62 | -4,816 | 92.2K | -5% | -$325.7K |
| 2025-05-15 | 2025-05-14 | INSM | SHAROKY MELVIN MD | Dir | G - Gift | $0.00 | -576 | 296.2K | -0.2% | $0 | |
| I | 2025-05-15 | 2025-05-14 | INSM | SHAROKY MELVIN MD | Dir | G - Gift | $0.00 | +576 | 576 | New | $0 |
| M | 2025-05-15 | 2025-05-13+ | INSM | Adsett Roger | COO | S - Sale | $67.36 | -9,407 | 136.7K | -6% | -$633.7K |
| M | 2025-05-15 | 2025-05-13+ | INSM | Schaeffer Orlov S Nicole | Chief People Strategy Off | S - Sale | $67.37 | -6,235 | 114.6K | -5% | -$420.1K |
| M | 2025-05-15 | 2025-05-13+ | INSM | Flammer Martina M.D. | Chief Medical Off | S - Sale | $67.43 | -10.2K | 90.0K | -10% | -$684.6K |
| M | 2025-05-15 | 2025-05-13+ | INSM | Lewis William | COB, CEO, Dir | S - Sale | $66.73 | -21.2K | 316.7K | -6% | -$1.42M |
| DMI | 2025-05-02 | 2025-05-01 | INSM | Lewis William | COB, CEO, Dir | S - Sale+OE | $72.57 | -6,830 | 238.1K | -3% | -$495.7K |
| DI | 2025-05-02 | 2025-05-01 | INSM | Lewis William | COB, CEO, Dir | M - OptEx | $10.85 | +6,830 | 240.8K | +3% | +$74.1K |
| DI | 2025-04-16 | 2025-04-15 | INSM | Lewis William | COB, CEO, Dir | M - OptEx | $10.85 | +6,830 | 240.8K | +3% | +$74.1K |
| DMI | 2025-04-16 | 2025-04-15 | INSM | Lewis William | COB, CEO, Dir | S - Sale+OE | $70.16 | -6,830 | 237.4K | -3% | -$479.2K |
| DMI | 2025-04-03 | 2025-04-01 | INSM | Lewis William | COB, CEO, Dir | S - Sale+OE | $73.58 | -6,830 | 237.7K | -3% | -$502.6K |
| DI | 2025-04-03 | 2025-04-01 | INSM | Lewis William | COB, CEO, Dir | M - OptEx | $10.85 | +6,830 | 240.8K | +3% | +$74.1K |
| D | 2025-03-19 | 2025-03-17 | INSM | Lewis William | COB, CEO, Dir | M - OptEx | $22.76 | +18.8K | 352.9K | +6% | +$426.8K |
Purchase Sale Sale after option exercise All abbreviations