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Lewis William's Form 4 filing

INSMED Inc (INSM) · filed Jul 24, 2026

Accession no.
0001402051-26-000042
Filed
Jul 24, 2026, 5:02 PM ET
Trade date
Jul 23, 2026
Filing delay
1 day
Rule 10b5-1 plan
Checked

This filing lists 4 non-derivative transactions and 2 derivative transactions. Open-market sales total $1.13M. 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.

Reporting owners on this filing
OwnerRelationship to the company
Lewis WilliamCIK 0001402051Director, 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.

Non-derivative transactions
Trade dateSecurityTransactionSharesPriceValueShares afterOwnershipFlags
Jul 23, 2026Common StockMOption exerciseAcquired+6,260$30.46+$190,679.6265,318Direct
Jul 23, 2026Common StockMOption exerciseAcquired+4,440$17.16+$76,190.4269,758Direct
Jul 23, 2026Common StockSSaleDisposed−4,828$105.62F2−$509,933.36264,930Direct
Jul 23, 2026Common StockSSaleDisposed−5,872$106.43F3−$624,956.96259,058Direct

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.

Derivative transactions
Trade dateSecurityTransactionUnderlying sharesUnit priceValueHeld afterOwnershipFlags
Jul 23, 2026Common StockMOption exerciseDisposed−6,260$0.00$00Direct
Jul 23, 2026Common StockMOption exerciseDisposed−4,440$0.00$00Direct

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 4,828 shares sold at prices ranging from $105.09 to $106.02 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 5,872 shares sold at prices ranging from $106.09 to $106.78 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.

Read the full filing on SEC EDGAR (opens in a new tab)