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Lewis William's Form 4 filing

INSMED Inc (INSM) · filed Jul 10, 2026

Accession no.
0001402051-26-000040
Filed
Jul 10, 2026, 4:02 PM ET
Trade date
Jul 9, 2026
Filing delay
1 day
Rule 10b5-1 plan
Checked

This filing lists 5 non-derivative transactions and 2 derivative transactions. Open-market sales total $1.26M. 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 9, 2026Common StockMOption exerciseAcquired+6,259$30.46+$190,649.14265,317Direct
Jul 9, 2026Common StockMOption exerciseAcquired+4,440$17.16+$76,190.4269,757Direct
Jul 9, 2026Common StockSSaleDisposed−5,005$116.55F3−$583,332.75264,752Direct
Jul 9, 2026Common StockSSaleDisposed−2,335$117.62F4−$274,642.7262,417Direct
Jul 9, 2026Common StockSSaleDisposed−3,359$118.52F5−$398,108.68259,058Direct

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 9, 2026Common StockMOption exerciseDisposed−6,259$0.00$06,260Direct
Jul 9, 2026Common StockMOption exerciseDisposed−4,440$0.00$04,440Direct

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.

F3

This is the weighted average sales price representing 5,005 shares sold at prices ranging from $116.01 to $117.00 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 2,335 shares sold at prices ranging from $117.05 to $117.96 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 3,359 shares sold at prices ranging from $118.06 to $118.80 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)