Howard L. Lance - 26 May 2026 Form 4 Insider Report for MERCURY SYSTEMS INC (MRCY)

Reporting relationship: Director
Issuer ticker: MRCY
Reported as of: 26 May 2026
Net transaction value: -$922,744
SEC form: 4
Accepted by SEC: 27 May 2026, 19:00:46 UTC
Prior SEC filing: 27 Feb 2026
Source filing: View source filing
Reporting owner signature: /s/ Douglas Munro, attorney-in-fact

Key filing fact

Howard L. Lance filed Form 4 for MERCURY SYSTEMS INC (MRCY) on 27 May 2026.

Key facts

This page summarizes Howard L. Lance's Form 4 filing for MERCURY SYSTEMS INC (MRCY).
2 reported transactions and 0 derivative rows are listed below.
Accepted by SEC: 27 May 2026, 19:00.

Change

Previous filing in this sequence was filed on 27 Feb 2026.
Current net transaction value: -$922,744.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0001220679 Primary reporting owner

LANCE HOWARD L

Relationship: Director
Address: 50 MINUTEMAN ROAD, ANDOVER
Signature: /s/ Douglas Munro, attorney-in-fact
Signature date: 27 May 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

MRCY transaction

Common Stock

Sale

Transaction value: $799,620
Shares: -8,000
Change %: -86%
Price: $99.95
Shares after: 1,250
Date: 26 May 2026
Ownership: By The Howard L. Lance Revocable Living Trust Dated 9/1/2006
Footnotes: F1

MRCY transaction

Common Stock

Sale

Transaction value: $123,124
Shares: -1,250
Change %: -100%
Price: $98.50
Shares after: 0
Date: 26 May 2026
Ownership: By The Howard L. Lance Revocable Living Trust Dated 9/1/2006
Footnotes: F2

MRCY holding

Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 27,272
Date: 26 May 2026
Ownership: Direct

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 2 footnotes

Footnote F1

This transaction was executed in multiple trades at prices ranging from $99.3600 to $100.4501. The price reported above reflects the weighted average purchase price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.

Footnote F2

This transaction was executed in multiple trades at prices ranging from $98.1000 to $98.9000. The price reported above reflects the weighted average purchase price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.