Smith Michael Alexander — SEC Form 4 filings
SEC reporting owner CIK 1870278. 25 Form 4 filings on record with FilingPulse; latest filed 2026-06-24.
Transaction summary — filings shown
Covers all 25 filings on record, filed 2024-01-11 to 2026-06-24. Counts and totals are arithmetic on values as filed — descriptive data, not a recommendation.
- Open-market purchases (code P, non-derivative): none reported.
- Open-market sales (code S, non-derivative): 45 legs across 22 filings — 342,454 shares, $32,882,743 total (shares × price as filed).
- Other reported legs (grants, option exercises, tax withholding, gifts, derivative-security transactions, …): 38.
- Largest priced transaction: sale of 67,655 shares @ $72.75 ($4,921,901) in INSMED Inc, filed 2024-08-14.
By issuer — same filings
Open-market purchase/sale legs on non-derivative securities, grouped by issuer. Role is as filed on the newest filing for that issuer. Dollar totals cover priced legs only (shares × price as filed). Ordered by priced transaction value, largest first.
| Issuer | Role (as filed) | Filings | Purchases (P) | Sales (S) | Other legs |
|---|---|---|---|---|---|
| INSMED Inc (INSM) | Chief Legal Officer | 25 | — | 45 legs · 342,454 sh · $32,882,743 | 38 |
Form 4 filings — Smith Michael Alexander
| Filed | Form | Issuer | Reported transactions | Source |
|---|---|---|---|---|
| 2026-06-24 | 4 | INSMED Inc (INSM) | Sale (S): 1,806 @ $95.82 | EDGAR |
| 2026-06-05 | 4 | INSMED Inc (INSM) | Sale (S): 2,159 @ $102.27 | EDGAR |
| 2026-05-22 | 4 | INSMED Inc (INSM) | Sale (S): 6,149 @ $108.47 | EDGAR |
| 2026-05-15 | 4 | INSMED Inc (INSM) | Sale (S): 4,109 @ $116.18 | EDGAR |
| 2026-03-31 | 4 | INSMED Inc (INSM) | Option exercise (M): 5,649 @ $17.07 · Option exercise (M): 13,989 @ $27.89 · Sale (S): 19,638 @ $150.98 · Option exercise (M): 5,649 (derivative) @ $0 · Option exercise (M): 13,989 (derivative) @ $0 | EDGAR |
| 2026-02-25 | 4 | INSMED Inc (INSM) | Option exercise (M): 20,248 @ $17.07 · Sale (S): 4,852 @ $153.93 · Sale (S): 4,151 @ $155.06 · Sale (S): 15,771 @ $156.53 · Option exercise (M): 20,248 (derivative) @ $0 | EDGAR |
| 2026-02-04 | 4 | INSMED Inc (INSM) | Sale (S): 640 @ $156.27 | EDGAR |
| 2026-01-08 | 4 | INSMED Inc (INSM) | Sale (S): 1,396 @ $173.33 · Sale (S): 709 @ $175.07 · Sale (S): 1,053 @ $174.17 | EDGAR |
| 2026-01-06 | 4 | INSMED Inc (INSM) | Grant/award (A): 5,293 · Grant/award (A): 27,600 (derivative) @ $0 | EDGAR |
| 2025-11-05 | 4 | INSMED Inc (INSM) | Option exercise (M): 27,130 @ $23.75 · Sale (S): 1,342 @ $181.01 · Sale (S): 7,619 @ $181.88 · Sale (S): 4,286 @ $182.60 · Sale (S): 4,032 @ $183.92 · Sale (S): 3,243 @ $184.91 · +4 more | EDGAR |
| 2025-09-04 | 4 | INSMED Inc (INSM) | Option exercise (M): 12,780 @ $30.46 · Sale (S): 1,354 @ $141.16 · Sale (S): 1,100 @ $142.06 · Sale (S): 7,391 @ $143.16 · Sale (S): 8,300 @ $144.16 · Sale (S): 4,944 @ $145.18 · +2 more | EDGAR |
| 2025-07-15 | 4 | INSMED Inc (INSM) | Sale (S): 748 @ $96.41 · Sale (S): 933 @ $102.51 | EDGAR |
| 2025-06-06 | 4 | INSMED Inc (INSM) | Sale (S): 1,879 @ $73.50 | EDGAR |
| 2025-06-04 | 4 | INSMED Inc (INSM) | Sale (S): 1,448 @ $71.50 | EDGAR |
| 2025-06-03 | 4 | INSMED Inc (INSM) | Sale (S): 6,327 @ $68.56 · Sale (S): 20,000 @ $70 | EDGAR |
| 2025-05-19 | 4 | INSMED Inc (INSM) | Grant/award (A): 5,578 @ $0 · Grant/award (A): 27,100 (derivative) @ $0 | EDGAR |
| 2025-05-15 | 4 | INSMED Inc (INSM) | Sale (S): 4,407 @ $67.81 · Sale (S): 409 @ $65.61 | EDGAR |
| 2025-02-07 | 4 | INSMED Inc (INSM) | Grant/award (A): 47,295 @ $0 · Sale (S): 20,650 @ $80.90 | EDGAR |
| 2025-01-10 | 4 | INSMED Inc (INSM) | Sale (S): 2,306 @ $65.98 · Sale (S): 1,064 @ $66.21 · Grant/award (A): 5,706 · Sale (S): 319 @ $63.38 · Grant/award (A): 27,370 (derivative) @ $0 | EDGAR |
| 2024-09-16 | 4 | INSMED Inc (INSM) | Option exercise (M): 7,000 @ $22.76 · Sale (S): 18,871 @ $74.16 · Sale (S): 9,000 @ $74.75 · Option exercise (M): 7,000 (derivative) @ $0 | EDGAR |
| 2024-08-14 | 4 | INSMED Inc (INSM) | Option exercise (M): 11,900 @ $17.16 · Option exercise (M): 41,640 @ $13.91 · Option exercise (M): 34,530 @ $17.07 · Sale (S): 67,655 @ $72.75 · Sale (S): 20,415 @ $73.65 · Option exercise (M): 11,900 (derivative) @ $0 · +2 more | EDGAR |
| 2024-07-10 | 4 | INSMED Inc (INSM) | Tax withholding (F): 730 @ $70.05 | EDGAR |
| 2024-05-30 | 4 | INSMED Inc (INSM) | Option exercise (M): 7,000 @ $16.07 · Option exercise (M): 10,000 @ $16.16 · Option exercise (M): 3,691 @ $10.85 · Option exercise (M): 3,470 @ $11.38 · Option exercise (M): 14,810 @ $13.67 · Sale (S): 44,722 @ $49.53 · +5 more | EDGAR |
| 2024-05-15 | 4 | INSMED Inc (INSM) | Grant/award (A): 13,308 · Sale (S): 5,093 @ $25.40 · Grant/award (A): 65,230 (derivative) @ $0 | EDGAR |
| 2024-01-11 | 4 | INSMED Inc (INSM) | Sale (S): 2,373 @ $28.76 | EDGAR |
FilingPulse's Form 4 archive currently extends back to 2024-01-11 and is expanding backward through EDGAR history — earlier filings by this insider may not be indexed yet. Names and roles are shown as filed.
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