Lewis William
SEC CIK 1402051 · EDGAR
BoughtSold
Most active insiders at INSM, 12 months
| # | Insider | Title | Bought | Sold |
|---|---|---|---|---|
| 1 | Adsett Roger | COO | — | $48.25M |
| 2 | Lewis William | COB, CEO, Dir | — | $32.79M |
| 3 | Flammer Martina M.D. | Chief Medical Off | — | $23.32M |
| 4 | Schaeffer Orlov S Nicole | Chief People Strategy Off | — | $21.11M |
| 5 | LEE LEO | Dir | — | $14.69M |
| 6 | Smith Michael Alexander | CLO | — | $14.00M |
| 7 | SHAROKY MELVIN MD | Dir | — | $4.74M |
| 8 | Brennan David R | Dir | — | $3.10M |
| 9 | ANDERSON ELIZABETH M | Dir | — | $2.98M |
| 10 | Bonstein Sara | CFO | — | $2.13M |
Transactions 129
| X | Filed | Traded | Ticker | Company | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| DMT | 2026-07-24 17:02 | 2026-07-23 | INSM | INSMED Inc | Lewis William | COB, CEO, Dir | M - OptEx | $24.94 | +10.7K | 269.8K | +4% | +$266.9K |
| DMT | 2026-07-24 17:02 | 2026-07-23 | INSM | INSMED Inc | Lewis William | COB, CEO, Dir | S - Sale+OE | $106.06 | -10.7K | 259.1K | -4% | -$1.13M |
| DMT | 2026-07-10 16:02 | 2026-07-09 | INSM | INSMED Inc | Lewis William | COB, CEO, Dir | M - OptEx | $24.94 | +10.7K | 269.8K | +4% | +$266.8K |
| DMT | 2026-07-10 16:02 | 2026-07-09 | INSM | INSMED Inc | Lewis William | COB, CEO, Dir | S - Sale+OE | $117.40 | -10.7K | 259.1K | -4% | -$1.26M |
| DMT | 2026-06-26 16:03 | 2026-06-25 | INSM | INSMED Inc | Lewis William | COB, CEO, Dir | M - OptEx | $24.94 | +21.4K | 280.3K | +8% | +$533.7K |
| DMT | 2026-06-26 16:03 | 2026-06-25 | INSM | INSMED Inc | Lewis William | COB, CEO, Dir | S - Sale+OE | $103.32 | -21.4K | 258.9K | -8% | -$2.21M |
| T | 2026-06-10 16:05 | 2026-06-08 | INSM | INSMED Inc | Lewis William | COB, CEO, Dir | S - Sale | $94.03 | -6,515 | 258.9K | -2% | -$612.6K |
| 2026-06-05 16:12 | 2026-06-03 | INSM | INSMED Inc | Lewis William | COB, CEO, Dir | S - Sale | $102.27 | -7,605 | 265.4K | -3% | -$777.8K | |
| DMT | 2026-05-20 16:06 | 2026-05-18 | INSM | INSMED Inc | Lewis William | COB, CEO, Dir | M - OptEx | $24.94 | +10.7K | 298.6K | +4% | +$266.8K |
| DMT | 2026-05-20 16:06 | 2026-05-18 | INSM | INSMED Inc | Lewis William | COB, CEO, Dir | S - Sale+OE | $106.33 | -25.6K | 273.0K | -9% | -$2.72M |
| 2026-05-15 16:06 | 2026-05-13 | INSM | INSMED Inc | Lewis William | COB, CEO, Dir | S - Sale | $116.18 | -13.3K | 287.9K | -4% | -$1.54M | |
| DMT | 2026-05-06 16:11 | 2026-05-04 | INSM | INSMED Inc | Lewis William | COB, CEO, Dir | M - OptEx | $24.94 | +10.7K | 311.9K | +4% | +$266.8K |
| DMT | 2026-05-06 16:11 | 2026-05-04 | INSM | INSMED Inc | Lewis William | COB, CEO, Dir | S - Sale+OE | $137.34 | -10.7K | 301.2K | -3% | -$1.47M |
| DMT | 2026-04-17 16:43 | 2026-04-16 | INSM | INSMED Inc | Lewis William | COB, CEO, Dir | M - OptEx | $24.94 | +10.7K | 311.9K | +4% | +$266.8K |
| DMT | 2026-04-17 16:43 | 2026-04-16 | INSM | INSMED Inc | Lewis William | COB, CEO, Dir | S - Sale+OE | $143.97 | -10.7K | 301.2K | -3% | -$1.54M |
| DMT | 2026-04-08 16:41 | 2026-04-06 | INSM | INSMED Inc | Lewis William | COB, CEO, Dir | M - OptEx | $24.94 | +10.7K | 311.9K | +4% | +$266.8K |
| DMT | 2026-04-08 16:41 | 2026-04-06 | INSM | INSMED Inc | Lewis William | COB, CEO, Dir | S - Sale+OE | $163.22 | -10.7K | 301.2K | -3% | -$1.75M |
| DM | 2026-03-20 | 2026-03-19 | INSM | INSMED Inc | Lewis William | COB, CEO, Dir | M - OptEx | $24.94 | +10.7K | 307.4K | +4% | +$266.8K |
| DM | 2026-03-20 | 2026-03-19 | INSM | INSMED Inc | Lewis William | COB, CEO, Dir | S - Sale+OE | $143.52 | -10.7K | 301.2K | -3% | -$1.54M |
| DM | 2026-03-05 | 2026-03-05 | INSM | INSMED Inc | Lewis William | COB, CEO, Dir | S - Sale+OE | $146.03 | -10.7K | 303.3K | -3% | -$1.56M |
| DM | 2026-03-05 | 2026-03-05 | INSM | INSMED Inc | Lewis William | COB, CEO, Dir | M - OptEx | $24.94 | +10.7K | 311.9K | +4% | +$266.8K |
| DM | 2026-02-23 | 2026-02-19 | INSM | INSMED Inc | Lewis William | COB, CEO, Dir | S - Sale+OE | $150.97 | -10.7K | 302.2K | -3% | -$1.62M |
| DM | 2026-02-23 | 2026-02-19 | INSM | INSMED Inc | Lewis William | COB, CEO, Dir | M - OptEx | $24.94 | +10.7K | 307.4K | +4% | +$266.8K |
| DM | 2026-02-11 | 2026-02-09 | INSM | INSMED Inc | Lewis William | COB, CEO, Dir | S - Sale+OE | $147.79 | -13.4K | 302.5K | -4% | -$1.98M |
| DM | 2026-02-11 | 2026-02-09 | INSM | INSMED Inc | Lewis William | COB, CEO, Dir | M - OptEx | $24.94 | +10.7K | 308.3K | +4% | +$266.8K |
| 2026-02-04 | 2026-02-03 | INSM | INSMED Inc | Lewis William | COB, CEO, Dir | S - Sale | $156.34 | -3,009 | 303.9K | -1.0% | -$470.4K | |
| DM | 2026-01-22 | 2026-01-20 | INSM | INSMED Inc | Lewis William | COB, CEO, Dir | S - Sale+OE | $158.93 | -10.7K | 307.1K | -3% | -$1.70M |
| DM | 2026-01-22 | 2026-01-20 | INSM | INSMED Inc | Lewis William | COB, CEO, Dir | M - OptEx | $24.94 | +10.7K | 317.6K | +3% | +$266.8K |
| DM | 2026-01-13 | 2026-01-12 | INSM | INSMED Inc | Lewis William | COB, CEO, Dir | S - Sale+OE | $169.00 | -19.2K | 307.8K | -6% | -$3.25M |
| DM | 2026-01-13 | 2026-01-12 | INSM | INSMED Inc | Lewis William | COB, CEO, Dir | M - OptEx | $24.94 | +10.7K | 321.7K | +3% | +$266.8K |
| D | 2026-01-09 | 2026-01-07 | NAMS | NewAmsterdam Pharma Co N.V. | Lewis William | Dir | A - Grant | — | +3,400 | 10.4K | +49% | — |
| M | 2026-01-08 | 2026-01-06+ | INSM | INSMED Inc | Lewis William | COB, CEO, Dir | S - Sale | $174.03 | -9,676 | 315.4K | -3% | -$1.68M |
| D | 2026-01-06 | 2026-01-02 | INSM | INSMED Inc | Lewis William | COB, CEO, Dir | A - Grant | — | +21.2K | 325.1K | +7% | — |
| DM | 2025-12-19 | 2025-12-18 | INSM | INSMED Inc | Lewis William | COB, CEO, Dir | M - OptEx | $24.94 | +10.7K | 308.4K | +4% | +$266.8K |
| DM | 2025-12-19 | 2025-12-18 | INSM | INSMED Inc | Lewis William | COB, CEO, Dir | S - Sale+OE | $166.97 | -10.7K | 309.9K | -3% | -$1.79M |
| DM | 2025-12-05 | 2025-12-04 | INSM | INSMED Inc | Lewis William | COB, CEO, Dir | S - Sale+OE | $205.62 | -10.7K | 307.9K | -3% | -$2.20M |
| DM | 2025-12-05 | 2025-12-04 | INSM | INSMED Inc | Lewis William | COB, CEO, Dir | M - OptEx | $24.94 | +10.7K | 314.6K | +4% | +$266.8K |
| DMI | 2025-08-20 | 2025-08-18 | INSM | INSMED Inc | 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 | INSMED Inc | Lewis William | COB, CEO, Dir | M - OptEx | $10.85 | +6,865 | 240.8K | +3% | +$74.5K |
| DMI | 2025-08-06 | 2025-08-04 | INSM | INSMED Inc | 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 | INSMED Inc | Lewis William | COB, CEO, Dir | M - OptEx | $10.85 | +6,830 | 240.8K | +3% | +$74.1K |
| DI | 2025-07-15 | 2025-07-15 | INSM | INSMED Inc | Lewis William | COB, CEO, Dir | M - OptEx | $10.85 | +6,830 | 240.8K | +3% | +$74.1K |
| DMI | 2025-07-15 | 2025-07-15 | INSM | INSMED Inc | Lewis William | COB, CEO, Dir | S - Sale+OE | $102.37 | -6,830 | 233.9K | -3% | -$699.2K |
| DI | 2025-07-02 | 2025-07-01 | INSM | INSMED Inc | Lewis William | COB, CEO, Dir | M - OptEx | $10.85 | +6,830 | 240.8K | +3% | +$74.1K |
| DMI | 2025-07-02 | 2025-07-01 | INSM | INSMED Inc | Lewis William | COB, CEO, Dir | S - Sale+OE | $98.33 | -6,830 | 237.1K | -3% | -$671.6K |
| DM | 2025-06-18 | 2025-06-16 | INSM | INSMED Inc | 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 | INSMED Inc | Lewis William | COB, CEO, Dir | M - OptEx | $10.85 | +129.8K | 363.7K | +55% | +$1.41M |
| DMI | 2025-06-18 | 2025-06-16 | INSM | INSMED Inc | Lewis William | COB, CEO, Dir | S - Sale+OE | $100.39 | -129.8K | 275.7K | -32% | -$13.03M |
| DI | 2025-06-04 | 2025-06-02 | INSM | INSMED Inc | Lewis William | COB, CEO, Dir | M - OptEx | $10.85 | +6,830 | 240.8K | +3% | +$74.1K |
| DMI | 2025-06-04 | 2025-06-02 | INSM | INSMED Inc | 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 | INSMED Inc | Lewis William | COB, CEO, Dir | S - Sale+OE | $71.50 | -5,472 | 308.8K | -2% | -$391.2K |
| DM | 2025-05-22 | 2025-05-20 | INSM | INSMED Inc | 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 | INSMED Inc | 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 | INSMED Inc | Lewis William | COB, CEO, Dir | M - OptEx | $10.85 | +6,830 | 240.8K | +3% | +$74.1K |
| D | 2025-05-19 | 2025-05-15 | INSM | INSMED Inc | Lewis William | COB, CEO, Dir | A - Grant | $0.00 | +22.3K | 335.3K | +7% | $0 |
| M | 2025-05-15 | 2025-05-13+ | INSM | INSMED Inc | Lewis William | COB, CEO, Dir | S - Sale | $66.73 | -21.2K | 316.7K | -6% | -$1.42M |
| DMI | 2025-05-02 | 2025-05-01 | INSM | INSMED Inc | 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 | INSMED Inc | Lewis William | COB, CEO, Dir | M - OptEx | $10.85 | +6,830 | 240.8K | +3% | +$74.1K |
| DI | 2025-04-16 | 2025-04-15 | INSM | INSMED Inc | Lewis William | COB, CEO, Dir | M - OptEx | $10.85 | +6,830 | 240.8K | +3% | +$74.1K |
| DMI | 2025-04-16 | 2025-04-15 | INSM | INSMED Inc | 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 | INSMED Inc | 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 | INSMED Inc | Lewis William | COB, CEO, Dir | M - OptEx | $10.85 | +6,830 | 240.8K | +3% | +$74.1K |
| D | 2025-03-19 | 2025-03-17 | INSM | INSMED Inc | Lewis William | COB, CEO, Dir | M - OptEx | $22.76 | +18.8K | 352.9K | +6% | +$426.8K |
| DM | 2025-03-19 | 2025-03-17 | INSM | INSMED Inc | Lewis William | COB, CEO, Dir | S - Sale+OE | $77.03 | -18.8K | 334.2K | -5% | -$1.44M |
| DMI | 2025-03-19 | 2025-03-17 | INSM | INSMED Inc | Lewis William | COB, CEO, Dir | S - Sale+OE | $77.04 | -6,830 | 236.7K | -3% | -$526.2K |
| DI | 2025-03-19 | 2025-03-17 | INSM | INSMED Inc | Lewis William | COB, CEO, Dir | M - OptEx | $10.85 | +6,830 | 240.8K | +3% | +$74.1K |
| D | 2025-03-05 | 2025-03-03 | INSM | INSMED Inc | Lewis William | COB, CEO, Dir | M - OptEx | $22.76 | +18.8K | 352.9K | +6% | +$426.8K |
| DM | 2025-03-05 | 2025-03-03 | INSM | INSMED Inc | Lewis William | COB, CEO, Dir | S - Sale+OE | $77.79 | -18.8K | 334.2K | -5% | -$1.46M |
| DMI | 2025-03-05 | 2025-03-03 | INSM | INSMED Inc | Lewis William | COB, CEO, Dir | S - Sale+OE | $77.79 | -6,830 | 234.0K | -3% | -$531.3K |
| DI | 2025-03-05 | 2025-03-03 | INSM | INSMED Inc | Lewis William | COB, CEO, Dir | M - OptEx | $10.85 | +6,830 | 240.8K | +3% | +$74.1K |
| DMI | 2025-02-20 | 2025-02-18 | INSM | INSMED Inc | Lewis William | COB, CEO, Dir | S - Sale+OE | $81.03 | -6,830 | 233.9K | -3% | -$553.4K |
| DM | 2025-02-20 | 2025-02-18 | INSM | INSMED Inc | Lewis William | COB, CEO, Dir | S - Sale+OE | $81.03 | -18.8K | 334.9K | -5% | -$1.52M |
| D | 2025-02-20 | 2025-02-18 | INSM | INSMED Inc | Lewis William | COB, CEO, Dir | M - OptEx | $22.76 | +18.8K | 352.9K | +6% | +$426.8K |
| DI | 2025-02-20 | 2025-02-18 | INSM | INSMED Inc | Lewis William | COB, CEO, Dir | M - OptEx | $10.85 | +6,830 | 240.8K | +3% | +$74.1K |
| 2025-02-07 | 2025-02-05 | INSM | INSMED Inc | Lewis William | COB, CEO, Dir | A - Grant | $0.00 | +153.7K | 533.2K | +40% | $0 | |
| 2025-02-07 | 2025-02-06 | INSM | INSMED Inc | Lewis William | COB, CEO, Dir | S - Sale | $80.90 | -79.3K | 453.9K | -15% | -$6.42M | |
| DM | 2025-02-05 | 2025-02-03 | INSM | INSMED Inc | Lewis William | COB, CEO, Dir | S - Sale+OE | $77.94 | -18.8K | 379.5K | -5% | -$1.46M |
| DI | 2025-02-05 | 2025-02-03 | INSM | INSMED Inc | Lewis William | COB, CEO, Dir | M - OptEx | $10.85 | +6,830 | 240.8K | +3% | +$74.1K |
| DMI | 2025-02-05 | 2025-02-03 | INSM | INSMED Inc | Lewis William | COB, CEO, Dir | S - Sale+OE | $77.94 | -6,830 | 233.9K | -3% | -$532.3K |
| D | 2025-02-05 | 2025-02-03 | INSM | INSMED Inc | Lewis William | COB, CEO, Dir | M - OptEx | $22.76 | +18.8K | 398.3K | +5% | +$426.8K |
| DMI | 2025-01-16 | 2025-01-15 | INSM | INSMED Inc | Lewis William | COB, CEO, Dir | S - Sale+OE | $70.17 | -6,830 | 239.3K | -3% | -$479.3K |
| DI | 2025-01-16 | 2025-01-15 | INSM | INSMED Inc | Lewis William | COB, CEO, Dir | M - OptEx | $10.85 | +6,830 | 240.8K | +3% | +$74.1K |
| DM | 2025-01-16 | 2025-01-15 | INSM | INSMED Inc | Lewis William | COB, CEO, Dir | S - Sale+OE | $70.18 | -31.8K | 382.0K | -8% | -$2.23M |
| D | 2025-01-16 | 2025-01-15 | INSM | INSMED Inc | Lewis William | COB, CEO, Dir | M - OptEx | $22.76 | +18.8K | 411.3K | +5% | +$426.8K |
| D | 2025-01-10 | 2025-01-08 | INSM | INSMED Inc | Lewis William | COB, CEO, Dir | A - Grant | — | +22.8K | 395.6K | +6% | — |
| DM | 2025-01-10 | 2025-01-07+ | INSM | INSMED Inc | Lewis William | COB, CEO, Dir | S - Sale | $65.48 | -15.2K | 392.6K | -4% | -$995.0K |
| D | 2025-01-08 | 2025-01-07 | NAMS | NewAmsterdam Pharma Co N.V. | Lewis William | Dir | A - Grant | — | +6,960 | 6,960 | New | — |
| D | 2025-01-03 | 2025-01-02 | INSM | INSMED Inc | Lewis William | COB, CEO, Dir | M - OptEx | $22.76 | +18.8K | 403.7K | +5% | +$426.8K |
| DI | 2025-01-03 | 2025-01-02 | INSM | INSMED Inc | Lewis William | COB, CEO, Dir | M - OptEx | $10.85 | +6,830 | 240.8K | +3% | +$74.1K |
| DI | 2025-01-03 | 2025-01-02 | INSM | INSMED Inc | Lewis William | COB, CEO, Dir | S - Sale+OE | $69.86 | -6,830 | 233.9K | -3% | -$477.1K |
| D | 2025-01-03 | 2025-01-02 | INSM | INSMED Inc | Lewis William | COB, CEO, Dir | S - Sale+OE | $69.84 | -18.8K | 385.0K | -5% | -$1.31M |
| DM | 2024-12-20 | 2024-12-19 | INSM | INSMED Inc | Lewis William | COB, CEO, Dir | S - Sale+OE | $69.91 | -18.8K | 390.5K | -5% | -$1.31M |
| DMI | 2024-12-20 | 2024-12-19 | INSM | INSMED Inc | Lewis William | COB, CEO, Dir | S - Sale+OE | $69.92 | -6,830 | 235.5K | -3% | -$477.6K |
| D | 2024-12-20 | 2024-12-19 | INSM | INSMED Inc | Lewis William | COB, CEO, Dir | M - OptEx | $22.76 | +18.8K | 403.7K | +5% | +$426.8K |
| DI | 2024-12-20 | 2024-12-19 | INSM | INSMED Inc | Lewis William | COB, CEO, Dir | M - OptEx | $10.85 | +6,830 | 240.8K | +3% | +$74.1K |
| DMI | 2024-12-13 | 2024-12-12 | INSM | INSMED Inc | Lewis William | COB, CEO, Dir | S - Sale+OE | $72.98 | -6,830 | 236.7K | -3% | -$498.5K |
| DM | 2024-12-13 | 2024-12-12 | INSM | INSMED Inc | Lewis William | COB, CEO, Dir | S - Sale+OE | $72.97 | -18.8K | 385.0K | -5% | -$1.37M |
| D | 2024-12-13 | 2024-12-12 | INSM | INSMED Inc | Lewis William | COB, CEO, Dir | M - OptEx | $22.76 | +18.8K | 403.7K | +5% | +$426.8K |
| DI | 2024-12-13 | 2024-12-12 | INSM | INSMED Inc | Lewis William | COB, CEO, Dir | M - OptEx | $10.85 | +6,830 | 240.8K | +3% | +$74.1K |
| D | 2024-05-15 | 2024-05-14 | INSM | INSMED Inc | Lewis William | COB, CEO, Dir | S - Sale | $25.52 | -22.2K | 384.1K | -5% | -$566.5K |
Purchase Sale Sale after option exercise All abbreviations