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McCarthy Michelle M's Form 4 filing

MKS Inc (MKSI) · filed Feb 23, 2026

Accession no.
0001049502-26-000038
Filed
Feb 23, 2026
Trade date
Feb 20, 2026
Filing delay
3 days
Rule 10b5-1 plan
Not checked

This filing lists 2 non-derivative transactions. Open-market sales total $366.5K. It was filed 3 days 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
McCarthy Michelle MCIK 0001732461Officer (VP & Chief Accounting Officer)

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
Feb 20, 2026Common StockSSaleDisposed−650$249.57F1−$162,220.5816Direct
Feb 20, 2026Common StockSSaleDisposed−816$250.35F2−$204,285.60Direct

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.

F1

This transaction was executed in multiple trades at prices ranging from $249.070 to $250.030. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide, upon request, the full information regarding the number of shares and prices at which the transaction was effected.

Referenced by the price of 1 transaction in Table I.

F2

This transaction was executed in multiple trades at prices ranging from $250.160 to $250.790. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide, upon request, the full information regarding the number of shares and prices at which the transaction was effected.

Referenced by the price of 1 transaction in Table I.

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