Lewis William
Chair and CEO · 127 insider transactions on file
All transactions
| Date | Ticker | Company | Type | Shares | Price | Value | Filing |
|---|---|---|---|---|---|---|---|
| 2026-07-09 | INSM | INSMED Inc | Sale | 5,005 | $116.55 | $583,332.75 | filing |
| 2026-07-09 | INSM | INSMED Inc | Sale | 3,359 | $118.52 | $398,108.68 | filing |
| 2026-07-09 | INSM | INSMED Inc | Sale | 2,335 | $117.62 | $274,642.70 | filing |
| 2026-07-09 | INSM | INSMED Inc | Option exercise | 6,259 | $30.46 | $190,649.14 | filing |
| 2026-07-09 | INSM | INSMED Inc | Option exercise | 4,440 | $17.16 | $76,190.40 | filing |
| 2026-06-25 | INSM | INSMED Inc | Sale | 12,091 | $102.34 | $1.2M | filing |
| 2026-06-25 | INSM | INSMED Inc | Sale | 3,723 | $104.28 | $388,234.44 | filing |
| 2026-06-25 | INSM | INSMED Inc | Option exercise | 12,518 | $30.46 | $381,298.28 | filing |
| 2026-06-25 | INSM | INSMED Inc | Sale | 2,456 | $105.27 | $258,543.12 | filing |
| 2026-06-25 | INSM | INSMED Inc | Sale | 1,836 | $103.10 | $189,291.60 | filing |
| 2026-06-25 | INSM | INSMED Inc | Option exercise | 8,880 | $17.16 | $152,380.80 | filing |
| 2026-06-25 | INSM | INSMED Inc | Sale | 1,292 | $106.27 | $137,300.84 | filing |
| 2026-06-08 | INSM | INSMED Inc | Sale | 6,515 | $94.03 | $612,605.45 | filing |
| 2026-06-03 | INSM | INSMED Inc | Sale | 7,605 | $102.27 | $777,763.35 | filing |
| 2026-05-18 | INSM | INSMED Inc | Sale | 11,836 | $106.39 | $1.3M | filing |
| 2026-05-18 | INSM | INSMED Inc | Sale | 7,975 | $106.97 | $853,085.75 | filing |
| 2026-05-18 | INSM | INSMED Inc | Sale | 5,753 | $105.32 | $605,905.96 | filing |
| 2026-05-18 | INSM | INSMED Inc | Option exercise | 6,259 | $30.46 | $190,649.14 | filing |
| 2026-05-18 | INSM | INSMED Inc | Option exercise | 4,440 | $17.16 | $76,190.40 | filing |
| 2026-05-13 | INSM | INSMED Inc | Sale | 13,283 | $116.18 | $1.5M | filing |
| 2026-05-04 | INSM | INSMED Inc | Sale | 5,318 | $137.01 | $728,619.18 | filing |
| 2026-05-04 | INSM | INSMED Inc | Sale | 2,721 | $137.86 | $375,117.06 | filing |
| 2026-05-04 | INSM | INSMED Inc | Option exercise | 6,259 | $30.46 | $190,649.14 | filing |
| 2026-05-04 | INSM | INSMED Inc | Sale | 1,247 | $139.09 | $173,445.23 | filing |
| 2026-05-04 | INSM | INSMED Inc | Sale | 599 | $135.18 | $80,972.82 | filing |
| 2026-05-04 | INSM | INSMED Inc | Option exercise | 4,440 | $17.16 | $76,190.40 | filing |
| 2026-05-04 | INSM | INSMED Inc | Sale | 433 | $134.18 | $58,099.94 | filing |
| 2026-05-04 | INSM | INSMED Inc | Sale | 381 | $139.60 | $53,187.60 | filing |
| 2026-04-16 | INSM | INSMED Inc | Sale | 5,373 | $143.81 | $772,691.13 | filing |
| 2026-04-16 | INSM | INSMED Inc | Sale | 2,255 | $144.66 | $326,208.30 | filing |
| 2026-04-16 | INSM | INSMED Inc | Sale | 2,246 | $142.99 | $321,155.54 | filing |
| 2026-04-16 | INSM | INSMED Inc | Option exercise | 6,259 | $30.46 | $190,649.14 | filing |
| 2026-04-16 | INSM | INSMED Inc | Sale | 825 | $145.79 | $120,276.75 | filing |
| 2026-04-16 | INSM | INSMED Inc | Option exercise | 4,440 | $17.16 | $76,190.40 | filing |
| 2026-04-06 | INSM | INSMED Inc | Sale | 8,478 | $163.23 | $1.4M | filing |
| 2026-04-06 | INSM | INSMED Inc | Sale | 1,434 | $164.01 | $235,190.34 | filing |
| 2026-04-06 | INSM | INSMED Inc | Option exercise | 6,259 | $30.46 | $190,649.14 | filing |
| 2026-04-06 | INSM | INSMED Inc | Sale | 787 | $161.73 | $127,281.51 | filing |
| 2026-04-06 | INSM | INSMED Inc | Option exercise | 4,440 | $17.16 | $76,190.40 | filing |
| 2026-03-19 | INSM | INSMED Inc | Sale | 4,533 | $144.11 | $653,250.63 | filing |
| 2026-03-19 | INSM | INSMED Inc | Sale | 4,537 | $143.42 | $650,696.54 | filing |
| 2026-03-19 | INSM | INSMED Inc | Sale | 1,629 | $142.17 | $231,594.93 | filing |
| 2026-03-19 | INSM | INSMED Inc | Option exercise | 6,259 | $30.46 | $190,649.14 | filing |
| 2026-03-19 | INSM | INSMED Inc | Option exercise | 4,440 | $17.16 | $76,190.40 | filing |
| 2026-03-05 | INSM | INSMED Inc | Sale | 3,899 | $146.66 | $571,827.34 | filing |
| 2026-03-05 | INSM | INSMED Inc | Sale | 2,589 | $145.27 | $376,104.03 | filing |
| 2026-03-05 | INSM | INSMED Inc | Sale | 2,128 | $147.54 | $313,965.12 | filing |
| 2026-03-05 | INSM | INSMED Inc | Sale | 2,083 | $144.23 | $300,431.09 | filing |
| 2026-03-05 | INSM | INSMED Inc | Option exercise | 6,259 | $30.46 | $190,649.14 | filing |
| 2026-03-05 | INSM | INSMED Inc | Option exercise | 4,440 | $17.16 | $76,190.40 | filing |
| 2026-02-19 | INSM | INSMED Inc | Sale | 3,413 | $151.12 | $515,772.56 | filing |
| 2026-02-19 | INSM | INSMED Inc | Sale | 2,377 | $151.92 | $361,113.84 | filing |
| 2026-02-19 | INSM | INSMED Inc | Sale | 1,988 | $149.17 | $296,549.96 | filing |
| 2026-02-19 | INSM | INSMED Inc | Sale | 1,891 | $150.10 | $283,839.10 | filing |
| 2026-02-19 | INSM | INSMED Inc | Option exercise | 6,259 | $30.46 | $190,649.14 | filing |
| 2026-02-19 | INSM | INSMED Inc | Sale | 1,030 | $153.38 | $157,981.40 | filing |
| 2026-02-19 | INSM | INSMED Inc | Option exercise | 4,440 | $17.16 | $76,190.40 | filing |
| 2026-02-09 | INSM | INSMED Inc | Sale | 7,221 | $148.02 | $1.1M | filing |
| 2026-02-09 | INSM | INSMED Inc | Sale | 4,888 | $147.17 | $719,366.96 | filing |
| 2026-02-09 | INSM | INSMED Inc | Sale | 1,287 | $148.83 | $191,544.21 | filing |
| 2026-02-09 | INSM | INSMED Inc | Option exercise | 6,259 | $30.46 | $190,649.14 | filing |
| 2026-02-09 | INSM | INSMED Inc | Option exercise | 4,440 | $17.16 | $76,190.40 | filing |
| 2026-02-03 | INSM | INSMED Inc | Sale | 3,009 | $156.34 | $470,427.06 | filing |
| 2026-01-20 | INSM | INSMED Inc | Sale | 5,967 | $158.99 | $948,693.33 | filing |
| 2026-01-20 | INSM | INSMED Inc | Sale | 2,229 | $159.85 | $356,305.65 | filing |
| 2026-01-20 | INSM | INSMED Inc | Sale | 1,243 | $158.37 | $196,853.91 | filing |
| 2026-01-20 | INSM | INSMED Inc | Option exercise | 6,259 | $30.46 | $190,649.14 | filing |
| 2026-01-20 | INSM | INSMED Inc | Sale | 1,006 | $156.80 | $157,740.80 | filing |
| 2026-01-20 | INSM | INSMED Inc | Option exercise | 4,440 | $17.16 | $76,190.40 | filing |
| 2026-01-20 | INSM | INSMED Inc | Sale | 254 | $160.70 | $40,817.80 | filing |
| 2026-01-12 | INSM | INSMED Inc | Sale | 7,176 | $168.63 | $1.2M | filing |
| 2026-01-12 | INSM | INSMED Inc | Sale | 6,996 | $169.57 | $1.2M | filing |
| 2026-01-12 | INSM | INSMED Inc | Sale | 3,974 | $167.73 | $666,559.02 | filing |
| 2026-01-12 | INSM | INSMED Inc | Option exercise | 6,259 | $30.46 | $190,649.14 | filing |
| 2026-01-12 | INSM | INSMED Inc | Option exercise | 4,440 | $17.16 | $76,190.40 | filing |
| 2026-01-12 | INSM | INSMED Inc | Sale | 315 | $174.86 | $55,080.90 | filing |
| 2026-01-12 | INSM | INSMED Inc | Sale | 297 | $172.36 | $51,190.92 | filing |
| 2026-01-12 | INSM | INSMED Inc | Sale | 297 | $171.31 | $50,879.07 | filing |
| 2026-01-12 | INSM | INSMED Inc | Sale | 160 | $170.24 | $27,238.40 | filing |
| 2026-01-08 | INSM | INSMED Inc | Sale | 3,223 | $174.17 | $561,349.91 | filing |
| 2026-01-07 | INSM | INSMED Inc | Sale | 2,357 | $175.07 | $412,639.99 | filing |
| 2026-01-07 | NAMS | NewAmsterdam Pharma Co N.V. | Award | 3,400 | — | — | filing |
| 2026-01-06 | INSM | INSMED Inc | Sale | 4,096 | $173.33 | $709,959.68 | filing |
| 2026-01-02 | INSM | INSMED Inc | Award | 21,172 | — | — | filing |
| 2025-12-18 | INSM | INSMED Inc | Sale | 2,175 | $168.54 | $366,574.50 | filing |
| 2025-12-18 | INSM | INSMED Inc | Sale | 1,938 | $169.58 | $328,646.04 | filing |
| 2025-12-18 | INSM | INSMED Inc | Sale | 1,783 | $166.60 | $297,047.80 | filing |
| 2025-12-18 | INSM | INSMED Inc | Sale | 1,431 | $167.29 | $239,391.99 | filing |
| 2025-12-18 | INSM | INSMED Inc | Sale | 1,465 | $163.19 | $239,073.35 | filing |
| 2025-12-18 | INSM | INSMED Inc | Option exercise | 6,259 | $30.46 | $190,649.14 | filing |
| 2025-12-18 | INSM | INSMED Inc | Sale | 697 | $165.21 | $115,151.37 | filing |
| 2025-12-18 | INSM | INSMED Inc | Option exercise | 4,440 | $17.16 | $76,190.40 | filing |
| 2025-12-18 | INSM | INSMED Inc | Sale | 447 | $164.24 | $73,415.28 | filing |
| 2025-12-18 | INSM | INSMED Inc | Sale | 362 | $170.26 | $61,634.12 | filing |
| 2025-12-18 | INSM | INSMED Inc | Sale | 350 | $162.26 | $56,791.00 | filing |
| 2025-12-18 | INSM | INSMED Inc | Sale | 51 | $171.20 | $8,731.20 | filing |
| 2025-12-04 | INSM | INSMED Inc | Sale | 4,516 | $204.62 | $924,063.92 | filing |
| 2025-12-04 | INSM | INSMED Inc | Sale | 2,921 | $206.49 | $603,157.29 | filing |
| 2025-12-04 | INSM | INSMED Inc | Sale | 2,222 | $205.66 | $456,976.52 | filing |
| 2025-12-04 | INSM | INSMED Inc | Sale | 1,040 | $207.42 | $215,716.80 | filing |
| 2025-12-04 | INSM | INSMED Inc | Option exercise | 6,259 | $30.46 | $190,649.14 | filing |
| 2025-12-04 | INSM | INSMED Inc | Option exercise | 4,440 | $17.16 | $76,190.40 | filing |
| 2025-08-18 | INSM | INSMED Inc | Sale | 2,968 | $127.59 | $378,687.12 | filing |
| 2025-08-18 | INSM | INSMED Inc | Sale | 2,481 | $128.76 | $319,453.56 | filing |
| 2025-08-18 | INSM | INSMED Inc | Sale | 1,416 | $129.47 | $183,329.52 | filing |
| 2025-08-18 | INSM | INSMED Inc | Option exercise | 6,865 | $10.85 | $74,485.25 | filing |
| 2025-08-04 | INSM | INSMED Inc | Sale | 3,199 | $109.68 | $350,866.32 | filing |
| 2025-08-04 | INSM | INSMED Inc | Sale | 1,938 | $110.91 | $214,943.58 | filing |
| 2025-08-04 | INSM | INSMED Inc | Sale | 1,693 | $108.80 | $184,198.40 | filing |
| 2025-08-04 | INSM | INSMED Inc | Option exercise | 6,830 | $10.85 | $74,105.50 | filing |
| 2025-07-15 | INSM | INSMED Inc | Sale | 4,492 | $102.66 | $461,148.72 | filing |
| 2025-07-15 | INSM | INSMED Inc | Sale | 2,168 | $101.71 | $220,507.28 | filing |
| 2025-07-15 | INSM | INSMED Inc | Option exercise | 6,830 | $10.85 | $74,105.50 | filing |
| 2025-07-15 | INSM | INSMED Inc | Sale | 170 | $103.32 | $17,564.40 | filing |
| 2025-07-01 | INSM | INSMED Inc | Sale | 3,666 | $97.73 | $358,278.18 | filing |
| 2025-07-01 | INSM | INSMED Inc | Sale | 2,349 | $98.83 | $232,151.67 | filing |
| 2025-07-01 | INSM | INSMED Inc | Sale | 815 | $99.61 | $81,182.15 | filing |
| 2025-07-01 | INSM | INSMED Inc | Option exercise | 6,830 | $10.85 | $74,105.50 | filing |
| 2025-06-16 | INSM | INSMED Inc | Sale | 48,531 | $100.54 | $4.9M | filing |
| 2025-06-16 | INSM | INSMED Inc | Sale | 41,784 | $101.23 | $4.2M | filing |
| 2025-06-16 | INSM | INSMED Inc | Sale | 32,490 | $99.51 | $3.2M | filing |
| 2025-06-16 | INSM | INSMED Inc | Option exercise | 129,805 | $10.85 | $1.4M | filing |
| 2025-06-16 | INSM | INSMED Inc | Sale | 7,000 | $98.50 | $689,500.00 | filing |
| 2025-06-16 | INSM | INSMED Inc | Sale | 2,300 | $100.70 | $231,610.00 | filing |
| 2025-06-16 | INSM | INSMED Inc | Sale | 1,558 | $99.65 | $155,254.70 | filing |
| 2025-06-16 | INSM | INSMED Inc | Sale | 904 | $101.39 | $91,656.56 | filing |
| 2025-06-16 | INSM | INSMED Inc | Sale | 442 | $98.51 | $43,541.42 | filing |
Insider transactions from SEC Form 4 filings via EDGAR. Names appear as filed and aren't normalized across issuers.