Company · CIK 0001104506 · SIC 2834 — Pharmaceutical Preparations · Nasdaq
INSMED Inc · INSM
Insider activity reported against this company. All insider holders · On EDGAR ↗
Reported at this company — common stock
| Trade | Reported (ET) | Insider | Shares | Avg price | Total | Owned after | Δ stake | Flags |
|---|---|---|---|---|---|---|---|---|
| Sep 9, 2026 SForm 4 → | Sep 11, 4:04 pm EDT | David R BrennanDirector | 25,000 | $124.00 | $3,100,000 | 39,238 | −38.9% | |
| Aug 17, 2026 SForm 4 → | Aug 19, 4:10 pm EDT | Melvin Sharoky M.D.Director | 5,000 | $127.53 | $637,650 | 0 | −100% | |
| Aug 10, 2026 SForm 4 → | Aug 12, 5:04 pm EDT | Roger AdsettChief Operating Officer | 239,850 | $133.27 | $31,964,810 | 98,744 | −70.8% | |
| Aug 10, 2026 MForm 4 → | Aug 12, 5:04 pm EDT | Roger AdsettChief Operating Officer | 239,850 | $20.45 | $4,905,570 | 338,594 | — | |
| Aug 6, 2026 SForm 4 → | Aug 7, 4:39 pm EDT | Martina Flammer M.D.Chief Medical Officer | 27,173 | $128.61 | $3,494,838 | 60,486 | −31.0% | 10b5-1 |
| Aug 6, 2026 MForm 4 → | Aug 7, 4:39 pm EDT | Martina Flammer M.D.Chief Medical Officer | 27,173 | $21.20 | $576,126 | 87,659 | — | 10b5-1 |
| Jul 23, 2026 SForm 4 → | Jul 24, 5:02 pm EDT | William LewisChair and CEO, Director | 10,700 | $106.06 | $1,134,890 | 259,058 | −3.97% | 10b5-1 |
| Jul 23, 2026 MForm 4 → | Jul 24, 5:02 pm EDT | William LewisChair and CEO, Director | 10,700 | $24.94 | $266,870 | 269,758 | — | 10b5-1 |
| Jul 9, 2026 SForm 4 → | Jul 10, 4:02 pm EDT | William LewisChair and CEO, Director | 10,699 | $117.40 | $1,256,084 | 259,058 | −3.97% | 10b5-1 |
| Jul 9, 2026 MForm 4 → | Jul 10, 4:02 pm EDT | William LewisChair and CEO, Director | 10,699 | $24.94 | $266,840 | 269,757 | — | 10b5-1 |
| Jul 6, 2026 SForm 4 → | Jul 8, 4:03 pm EDT | Martina Flammer M.D.Chief Medical Officer | 12,302 | $109.98 | $1,352,932 | 60,486 | −16.9% | 10b5-1 |
| Jul 6, 2026 MForm 4 → | Jul 8, 4:03 pm EDT | Martina Flammer M.D.Chief Medical Officer | 12,302 | $25.80 | $317,445 | 72,788 | — | 10b5-1 |
| Jun 25, 2026 SForm 4 → | Jun 26, 4:03 pm EDT | William LewisChair and CEO, Director | 21,398 | $103.32 | $2,210,763 | 258,917 | −7.63% | 10b5-1 |
| Jun 25, 2026 MForm 4 → | Jun 26, 4:03 pm EDT | William LewisChair and CEO, Director | 21,398 | $24.94 | $533,679 | 280,315 | — | 10b5-1 |
| Jun 23, 2026 AForm 4 → | Jun 24, 4:15 pm EDT | Samuele ButeraSVP, GM, Global Respiratory | 7,342 | — | — | 7,342 | — | |
| Jun 22, 2026 SForm 4 → | Jun 24, 4:11 pm EDT | Michael Alexander SmithChief Legal Officer | 1,806 | $95.82 | $173,051 | 37,648 | −4.58% | 10b5-1 |
| Jun 8, 2026 SForm 4 → | Jun 10, 4:05 pm EDT | William LewisChair and CEO, Director | 6,515 | $94.03 | $612,605 | 258,917 | −2.45% | 10b5-1 |
| Jun 3, 2026 SForm 4 → | Jun 5, 4:15 pm EDT | Roger AdsettChief Operating Officer | 2,370 | $102.27 | $242,380 | 98,603 | −2.35% | |
| Jun 3, 2026 SForm 4 → | Jun 5, 4:14 pm EDT | Sara BonsteinChief Financial Officer | 2,404 | $102.27 | $245,857 | 69,082 | −3.36% | |
| Jun 3, 2026 SForm 4 → | Jun 5, 4:14 pm EDT | Michael Alexander SmithChief Legal Officer | 2,159 | $102.27 | $220,801 | 39,454 | −5.19% | |
| Jun 3, 2026 SForm 4 → | Jun 5, 4:12 pm EDT | William LewisChair and CEO, Director | 7,605 | $102.27 | $777,763 | 265,432 | −2.79% | |
| Jun 3, 2026 SForm 4 → | Jun 5, 4:11 pm EDT | Martina Flammer M.D.Chief Medical Officer | 4,424 | $102.90 | $455,248 | 60,486 | −6.82% | 10b5-1 |
Reported at this company — derivatives (options, RSUs, warrants)
| Trade | Reported (ET) | Insider | Shares | Avg price | Total | Owned after | Δ stake | Flags |
|---|---|---|---|---|---|---|---|---|
| Aug 10, 2026 MForm 4 → | Aug 12, 5:04 pm EDT | Roger AdsettChief Operating Officer | 239,850 | — | — | 0 | — | |
| Aug 6, 2026 MForm 4 → | Aug 7, 4:39 pm EDT | Martina Flammer M.D.Chief Medical Officer | 27,173 | — | — | 35,580 | — | 10b5-1 |
| Jul 23, 2026 MForm 4 → | Jul 24, 5:02 pm EDT | William LewisChair and CEO, Director | 10,700 | — | — | 0 | — | 10b5-1 |
| Jul 9, 2026 MForm 4 → | Jul 10, 4:02 pm EDT | William LewisChair and CEO, Director | 10,699 | — | — | 4,440 | — | 10b5-1 |
| Jul 6, 2026 MForm 4 → | Jul 8, 4:03 pm EDT | Martina Flammer M.D.Chief Medical Officer | 12,302 | — | — | 4,358 | — | 10b5-1 |
| Jun 25, 2026 MForm 4 → | Jun 26, 4:03 pm EDT | William LewisChair and CEO, Director | 21,398 | — | — | 8,880 | — | 10b5-1 |
| Jun 23, 2026 AForm 4 → | Jun 24, 4:15 pm EDT | Samuele ButeraSVP, GM, Global Respiratory | 12,570 | — | — | 12,570 | — |