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Ballhaus William L's Form 4 filing

Mercury Systems Inc (MRCY) · filed Aug 21, 2026

Accession no.
0001049521-26-000055
Filed
Aug 21, 2026, 4:47 PM ET
Trade date
Aug 19-20, 2026
Filing delay
2 days
Rule 10b5-1 plan
Not checked

This filing lists 2 non-derivative transactions. Open-market sales total $4.84M. It was filed 2 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
Ballhaus William LCIK 0001436044Director, Officer (Chairman, President & 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
Aug 19, 2026Common StockSSaleDisposed−26,802$100.31F2−$2,688,401.41250,207.325Direct
Aug 20, 2026Common StockSSaleDisposed−22,010$97.67F2−$2,149,791.53228,197.325Direct

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

Represents the per share price attributed to sales of shares on behalf of all participants under the sell-to-cover program on the transaction date indicated.

Referenced by the price of 2 transactions in Table I.

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