Lewis William: insider trades.
Lewis William reported 9 non-derivative transactions on 2 SEC ownership filings in Q3 2026: 0 open-market purchases and 5 sales ($2.4M), across 1 company.
- Transactions
- 9
- Purchases (P)
- 0
- Sales (S)
- 5
- Companies
- 1
- Name as filed
- Lewis William
Companies
| Company | Relationship | Transactions |
|---|---|---|
| INSMED Inc (INSM) | Director, Officer · Chair and CEO | 9 |
Transactions
| Date | Company | Code | Shares | Price | Owned after | Filing |
|---|---|---|---|---|---|---|
| 2026-07-23 | INSMED Inc | M | 6,260 | $30.46 | 265,318 | Form 4 |
| 2026-07-23 | INSMED Inc | M | 4,440 | $17.16 | 269,758 | Form 4 |
| 2026-07-23 | INSMED Inc | S | 4,828 | $105.62 | 264,930 | Form 4 |
| 2026-07-23 | INSMED Inc | S | 5,872 | $106.43 | 259,058 | Form 4 |
| 2026-07-09 | INSMED Inc | M | 4,440 | $17.16 | 269,757 | Form 4 |
| 2026-07-09 | INSMED Inc | M | 6,259 | $30.46 | 265,317 | Form 4 |
| 2026-07-09 | INSMED Inc | S | 2,335 | $117.62 | 262,417 | Form 4 |
| 2026-07-09 | INSMED Inc | S | 3,359 | $118.52 | 259,058 | Form 4 |
| 2026-07-09 | INSMED Inc | S | 5,005 | $116.55 | 264,752 | Form 4 |
Questions
What stock did Lewis William buy or sell?
Lewis William reported 9 non-derivative transactions on 2 SEC ownership filings in Q3 2026: 0 open-market purchases and 5 sales ($2.4M), across 1 company.
Is Lewis William the same person as other filers with this name?
This page covers SEC CIK 1402051 only. The SEC assigns each reporting owner a CIK, and people with the same name have different CIKs.
Source: SEC Insider Transactions Data Sets, Q3 2026. Reported as filed; we do not assess intent, performance or compliance. All filings for this CIK on SEC.gov.
Plain-text version for agents and LLMs: /insiders/lewis-william-1402051.md
Independent. Not affiliated with, endorsed by, or sponsored by the U.S. Securities and Exchange Commission. Data is reproduced from public SEC filings and datasets. Not investment advice.