CIK 0001104506 · Large accelerated filer
INSMED Inc
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- INSM
- Exchange
- Nasdaq
- Industry
- Pharmaceutical Preparations
- FY end
- Dec 31
- Incorporated
- VA
- Entity type
- operating
- EIN
- 541972729
- Phone
- 908-977-9900
- Business address
- 700 US HIGHWAY 202/206, BRIDGEWATER, NJ, 08807
- Open-market buys, last 90 days
- $0
- in 0 filings
- Open-market sales, last 90 days
- $3,737,650
- in 2 filings
Net −$3,737,650. Shares bought or sold at a price by officers, directors and 10% owners (Form 4 codes P and S). Grants, option exercises and tax withholding aren't counted.
Who's trading
90 days
Reading 100 more Form 4s from the SEC; this list fills in as they're read.
| Date | Insider | Transaction | Shares | Price | Value | Owned after |
|---|---|---|---|---|---|---|
| 2026-04-06 | Lewis William Chair and CEO | Sale 10b5-1 | −787 | $161.73 | $127K | 311,097 |
| 2026-04-06 | Lewis William Chair and CEO | Sale 10b5-1 | −8,478 | $163.23 | $1.4M | 302,619 |
| 2026-04-06 | Lewis William Chair and CEO | Sale 10b5-1 | −1,434 | $164.01 | $235K | 301,185 |
| 2026-04-06 | Lewis William Chair and CEO | Option exercise · Stock Option (right to buy) 10b5-1 | −6,259 | 43,814 | ||
| 2026-04-06 | Lewis William Chair and CEO | Option exercise · Stock Option (right to buy) 10b5-1 | −4,440 | 31,080 | ||
| 2026-04-01 | Adsett Roger Chief Operating Officer | Option exercise 10b5-1 | +88,060 | $14.56 | $1.3M | 194,870 |
| 2026-04-01 | Adsett Roger Chief Operating Officer | Sale 10b5-1 | −6,715 | $163.18 | $1.1M | 188,155 |
| 2026-04-01 | Adsett Roger Chief Operating Officer | Sale 10b5-1 | −19,001 | $164.11 | $3.1M | 169,154 |
| 2026-04-01 | Adsett Roger Chief Operating Officer | Sale 10b5-1 | −62,344 | $164.95 | $10.3M | 106,810 |
| 2026-04-01 | Adsett Roger Chief Operating Officer | Option exercise · Stock Option (right to buy) 10b5-1 | −88,060 | 0 | ||
| 2026-03-30 | Smith Michael Alexander Chief Legal Officer | Option exercise 10b5-1 | +5,649 | $17.07 | $96K | 57,520 |
| 2026-03-30 | Smith Michael Alexander Chief Legal Officer | Option exercise 10b5-1 | +13,989 | $27.89 | $390K | 71,509 |
| 2026-03-30 | Smith Michael Alexander Chief Legal Officer | Sale 10b5-1 | −19,638 | $150.98 | $3.0M | 51,871 |
| 2026-03-30 | Smith Michael Alexander Chief Legal Officer | Option exercise · Stock Option (right to buy) 10b5-1 | −5,649 | 8,633 | ||
| 2026-03-30 | Smith Michael Alexander Chief Legal Officer | Option exercise · Stock Option (right to buy) 10b5-1 | −13,989 | 18,561 | ||
| 2026-03-19 | Lewis William Chair and CEO | Option exercise 10b5-1 | +6,259 | $30.46 | $191K | 307,444 |
| 2026-03-19 | Lewis William Chair and CEO | Option exercise 10b5-1 | +4,440 | $17.16 | $76K | 311,884 |
| 2026-03-19 | Lewis William Chair and CEO | Sale 10b5-1 | −1,629 | $142.17 | $232K | 310,255 |
| 2026-03-19 | Lewis William Chair and CEO | Sale 10b5-1 | −4,537 | $143.42 | $651K | 305,718 |
| 2026-03-19 | Lewis William Chair and CEO | Sale 10b5-1 | −4,533 | $144.11 | $653K | 301,185 |
Page 6 of 23 · 448 trades