Who
Roger Adsett
Chief Operating Officer
Company insider
Files Form 4 as: Chief Operating Officer, Insmed; Director, Definium Therapeutics; Director, Landos Biopharma.
In numbers
- Trades disclosed
- 124
- Buys
- 1
- Sells
- 38
- Bought
- $48K
- Sold
- $111.0M
- Companies
- 3
- Companies where not an officer
- 2
- First trade
- 3 Oct 2016
- Last trade
- 10 Aug 2026
- Last filed
- 12 Aug 2026
Companies traded
Activity over time
1 Nov 2024 – 1 Oct 2026
Buys above the line, sells below, each month.
Every trade
| Traded | Company | What | Amount | |
|---|---|---|---|---|
| 10 Aug 2026filed 12 Aug 2026 | INSM InsmedBiotechnology | SEC FORM 4 Code M | $1.1M82,280 at $13.67 | filing |
| 10 Aug 2026filed 12 Aug 2026 | INSM InsmedBiotechnology | SEC FORM 4 Code M | $1.3M76,600 at $17.16 | filing |
| 10 Aug 2026filed 12 Aug 2026 | INSM InsmedBiotechnology | SEC FORM 4 Code M | $2.5M80,970 at $30.46 | filing |
| 10 Aug 2026filed 12 Aug 2026 | INSM Insmedoption or derivative · Biotechnology | SEC FORM 4 Code M | —82,280 at $0.00 | filing |
| 10 Aug 2026filed 12 Aug 2026 | INSM Insmedoption or derivative · Biotechnology | SEC FORM 4 Code M | —76,600 at $0.00 | filing |
| 10 Aug 2026filed 12 Aug 2026 | INSM Insmedoption or derivative · Biotechnology | SEC FORM 4 Code M | —80,970 at $0.00 | filing |
| 10 Aug 2026filed 12 Aug 2026 | INSM InsmedBiotechnology | SEC FORM 4 Sold | $32.0M239,850 at $133.27 | filing |
| 10 Aug 2026filed 12 Aug 2026 | INSM Insmedoption or derivative · Biotechnology | SEC FORM 4 Code M | —82,280 at $0.00 | filing |
| 10 Aug 2026filed 12 Aug 2026 | INSM Insmedoption or derivative · Biotechnology | SEC FORM 4 Code M | —76,600 at $0.00 | filing |
| 10 Aug 2026filed 12 Aug 2026 | INSM Insmedoption or derivative · Biotechnology | SEC FORM 4 Code M | —80,970 at $0.00 | filing |
| 10 Aug 2026filed 12 Aug 2026 | INSM InsmedBiotechnology | SEC FORM 4 Code M | $1.1M82,280 at $13.67 | filing |
| 10 Aug 2026filed 12 Aug 2026 | INSM InsmedBiotechnology | SEC FORM 4 Code M | $1.3M76,600 at $17.16 | filing |
| 10 Aug 2026filed 12 Aug 2026 | INSM InsmedBiotechnology | SEC FORM 4 Code M | $2.5M80,970 at $30.46 | filing |
| 10 Aug 2026filed 12 Aug 2026 | INSM InsmedBiotechnology | SEC FORM 4 Sold | $32.0M239,850 at $133.27 | filing |
| 11 Jun 2026filed 15 Jun 2026 | DFTX Definium TherapeuticsBiotechnology | SEC FORM 4 Code A | —3,555 at $0.00 | filing |
| 11 Jun 2026filed 15 Jun 2026 | DFTX Definium Therapeuticsoption or derivative · Biotechnology | SEC FORM 4 Code A | —14,620 at $0.00 | filing |
| 11 Jun 2026filed 15 Jun 2026 | DFTX Definium Therapeuticsoption or derivative · Biotechnology | SEC FORM 4 Code A | —14,620 at $0.00 | filing |
| 11 Jun 2026filed 15 Jun 2026 | DFTX Definium TherapeuticsBiotechnology | SEC FORM 4 Code A | —3,555 at $0.00 | filing |
| 3 Jun 2026filed 5 Jun 2026 | INSM InsmedBiotechnology | SEC FORM 4 Sold | $242K2,370 at $102.27 | filing |
| 3 Jun 2026filed 5 Jun 2026 | INSM InsmedBiotechnology | SEC FORM 4 Sold | $242K2,370 at $102.27 | filing |
News
No headline names them, or the companies they trade most, lately.