Lewis William's Form 4 filing
INSMED Inc (INSM) · filed Jan 13, 2026
- Accession no.
- 0001402051-26-000007
- Filed
- Jan 13, 2026
- Trade date
- Jan 12, 2026
- Filing delay
- 1 day
- Rule 10b5-1 plan
- Checked
This filing lists 9 non-derivative transactions and 2 derivative transactions. Open-market sales total $3.25M. It was filed 1 day after the trade.
Reporting owners
A Form 4 can have several reporting owners, such as a person and a fund they control. Trade tables show the first one.
| Owner | Relationship to the company |
|---|---|
| Lewis WilliamCIK 0001402051 | Director, Officer (Chair and CEO) |
Non-derivative securities (Table I)
Acquisitions and disposals of common stock and similar shares, one row per line on the filing.
| Trade date | Security | Transaction | Shares | Price | Value | Shares after | Ownership | Flags |
|---|---|---|---|---|---|---|---|---|
| Jan 12, 2026 | Common Stock | MOption exerciseAcquired | +6,259 | $30.46 | +$190,649.14 | 321,666 | Direct | |
| Jan 12, 2026 | Common Stock | MOption exerciseAcquired | +4,440 | $17.16 | +$76,190.4 | 326,106 | Direct | |
| Jan 12, 2026 | Common Stock | SSaleDisposed | −3,974 | $167.73F2 | −$666,559.02 | 322,132 | Direct | |
| Jan 12, 2026 | Common Stock | SSaleDisposed | −7,176 | $168.63F3 | −$1,210,088.88 | 314,956 | Direct | |
| Jan 12, 2026 | Common Stock | SSaleDisposed | −6,996 | $169.57F4 | −$1,186,311.72 | 307,960 | Direct | |
| Jan 12, 2026 | Common Stock | SSaleDisposed | −160 | $170.24F5 | −$27,238.4 | 307,800 | Direct | |
| Jan 12, 2026 | Common Stock | SSaleDisposed | −297 | $171.31F6 | −$50,879.07 | 307,503 | Direct | |
| Jan 12, 2026 | Common Stock | SSaleDisposed | −297 | $172.36F7 | −$51,190.92 | 307,206 | Direct | |
| Jan 12, 2026 | Common Stock | SSaleDisposed | −315 | $174.86 | −$55,080.9 | 306,891 | Direct |
Derivative securities (Table II)
Options, warrants, restricted stock units and similar. Shares are the underlying shares; price and value are for the derivative itself, and the holding after is in derivative units.
| Trade date | Security | Transaction | Underlying shares | Unit price | Value | Held after | Ownership | Flags |
|---|---|---|---|---|---|---|---|---|
| Jan 12, 2026 | Common Stock | MOption exerciseDisposed | −6,259 | $0.00 | $0 | 81,368 | Direct | |
| Jan 12, 2026 | Common Stock | MOption exerciseDisposed | −4,440 | $0.00 | $0 | 57,720 | Direct |
Footnotes and remarks
Livermore keeps the footnotes that transaction prices refer to, all footnotes of amendments (Form 4/A) and the filing's remarks. Other footnotes, such as how indirect holdings are held or the details of a trading plan, are only in the original on SEC EDGAR.
- F2
This is the weighted average sales price representing 3,974 shares sold at prices ranging from $167.11 to $168.02 per share. The Reporting Person undertakes to provide to the SEC staff, the issuer, or a security holder of the issuer the number of shares sold at each price within the price range upon request.
Referenced by the price of 1 transaction in Table I.
- F3
This is the weighted average sales price representing 7,176 shares sold at prices ranging from $168.11 to $169.10 per share. The Reporting Person undertakes to provide to the SEC staff, the issuer, or a security holder of the issuer the number of shares sold at each price within the price range upon request.
Referenced by the price of 1 transaction in Table I.
- F4
This is the weighted average sales price representing 6,996 shares sold at prices ranging from $169.11 to $170.08 per share. The Reporting Person undertakes to provide to the SEC staff, the issuer, or a security holder of the issuer the number of shares sold at each price within the price range upon request.
Referenced by the price of 1 transaction in Table I.
- F5
This is the weighted average sales price representing 160 shares sold at prices ranging from $170.12 to $170.89 per share. The Reporting Person undertakes to provide to the SEC staff, the issuer, or a security holder of the issuer the number of shares sold at each price within the price range upon request.
Referenced by the price of 1 transaction in Table I.
- F6
This is the weighted average sales price representing 297 shares sold at prices ranging from $171.21 to $171.52 per share. The Reporting Person undertakes to provide to the SEC staff, the issuer, or a security holder of the issuer the number of shares sold at each price within the price range upon request.
Referenced by the price of 1 transaction in Table I.
- F7
This is the weighted average sales price representing 297 shares sold at prices ranging from $172.26 to $172.42 per share. The Reporting Person undertakes to provide to the SEC staff, the issuer, or a security holder of the issuer the number of shares sold at each price within the price range upon request.
Referenced by the price of 1 transaction in Table I.