Barry R. Nearhos - 16 Jul 2026 Form 4 Insider Report for MERCURY SYSTEMS INC (MRCY)

Reporting relationship: Director
Issuer ticker: MRCY
Reported as of: 16 Jul 2026
Net transaction value: $0
SEC form: 4
Accepted by SEC: 20 Jul 2026, 07:22:16 UTC
Prior SEC filing: 17 Apr 2026
Source filing: View source filing
Reporting owner signature: /s/ Douglas Munro, attorney-in-fact

Key filing fact

Barry R. Nearhos filed Form 4 for MERCURY SYSTEMS INC (MRCY) on 20 Jul 2026.

Key facts

This page summarizes Barry R. Nearhos's Form 4 filing for MERCURY SYSTEMS INC (MRCY).
1 reported transaction and 0 derivative rows are listed below.
Accepted by SEC: 20 Jul 2026, 07:22.

Change

Previous filing in this sequence was filed on 17 Apr 2026.
Current net transaction value: $0.

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 0001671237 Primary reporting owner

Nearhos Barry R

Relationship: Director
Address: 50 MINUTEMAN ROAD, ANDOVER
Signature: /s/ Douglas Munro, attorney-in-fact
Signature date: 20 Jul 2026

Reported non-derivative transactions

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

MRCY transaction

Common Stock

Award

Transaction value
Shares: +170
Change %: +0.54%
Price: $0.000000^*
Shares after: 31,494
Date: 16 Jul 2026
Ownership: Direct
Footnotes: F1

MRCY holding

Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 3,500
Date: 16 Jul 2026
Ownership: By Spouse

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

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 1 footnote

Footnote F1

Represents deferred stock units (DSUs) issued in lieu of a quarterly cash retainer payment for service as a director. These DSUs were fully vested upon grant, but do not convert into shares of common stock until the date on which the reporting person ceases to be a member of our Board of Directors.