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Stock Insider Trading Activity of Lewis William
Lewis William
Sell
Chair and CEO
INSM Dec 4, 2025
Avg Cost/Share
$206.05
Shares
10,699
Total Value
$2,199,914.53
Owned After
310,094
| Insider | Ticker | Relationship | Date | Transaction | Avg Cost | Shares | Total Value | Owned After | SEC Forms |
|---|---|---|---|---|---|---|---|---|---|
| Lewis William | INSM | Chair and CEO | Dec 4, 2025 | Sell | $206.05 | 10,699 | $2,199,914.53 | 310,094 |