Lewis William's Form 4 filing
INSMED Inc (INSM) · filed Dec 5, 2025
- Accession no.
- 0001402051-25-000009
- Filed
- Dec 5, 2025
- Trade date
- Dec 4, 2025
- Filing delay
- 1 day
- Rule 10b5-1 plan
- Checked
This filing lists 6 non-derivative transactions and 2 derivative transactions. Open-market sales total $2.20M. 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 |
|---|---|---|---|---|---|---|---|---|
| Dec 4, 2025 | Common Stock | MOption exerciseAcquired | +6,259 | $30.46 | +$190,649.14 | 310,170 | Direct | |
| Dec 4, 2025 | Common Stock | MOption exerciseAcquired | +4,440 | $17.16 | +$76,190.4 | 314,610 | Direct | |
| Dec 4, 2025 | Common Stock | SSaleDisposed | −4,516 | $204.62F2 | −$924,063.92 | 310,094 | Direct | |
| Dec 4, 2025 | Common Stock | SSaleDisposed | −2,222 | $205.66F3 | −$456,976.52 | 307,872 | Direct | |
| Dec 4, 2025 | Common Stock | SSaleDisposed | −2,921 | $206.49F4 | −$603,157.29 | 304,951 | Direct | |
| Dec 4, 2025 | Common Stock | SSaleDisposed | −1,040 | $207.42F5 | −$215,716.8 | 303,911 | 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 |
|---|---|---|---|---|---|---|---|---|
| Dec 4, 2025 | Common Stock | MOption exerciseDisposed | −6,259 | $0.00 | $0 | 93,886 | Direct | |
| Dec 4, 2025 | Common Stock | MOption exerciseDisposed | −4,440 | $0.00 | $0 | 66,600 | 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 4,516 shares sold at prices ranging from $204.01 to $204.98 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 2,222 shares sold at prices ranging from $205.11 to $206.02 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.
- F4
This is the weighted average sales price representing 2,921 shares sold at prices ranging from $206.15 to $207.13 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 1.040 shares sold at prices ranging from $207.20 to $207.73 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.