MRCYIndustrialsMid-Cap
MERCURY SYSTEMS INC Insider Trading Activity
Every SEC Form 4 insider transaction reported for MERCURY SYSTEMS INC (MRCY), sourced directly from SEC EDGAR and updated as new filings are accepted.
By Trabud Research Team · SEC Form 4 & insider trading data analysts
Last updated:
Quick Answer
Are MRCY insiders buying or selling?
MERCURY SYSTEMS INC insiders reported 16 open-market buys ($72.2M) and 163 sells ($220.8M) across 179 Form 4 filings — a net selling position of $148.5M.
Source: SEC EDGAR Form 4
Key Statistics (as of Aug 19, 2026)
Total Form 4 filings
179
SEC EDGAR
Insider filers
26
Insider buys (16)
$72.2M
Insider sells (163)
$220.8M
Insider sentiment
Net sellingNet insider flow of $148.5M in net selling.
Recent MRCY insider transactions
| Date | Insider | Role | Type | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Aug 19, 2026 | Douglas Munro | SVP, CAO | Sale | 898 | $110.72 | $99.4K |
| Aug 19, 2026 | Steven Ratner | EVP, CHRO | Sale | 3.1K | $110.86 | $338.7K |
| Aug 19, 2026 | Stuart Kupinsky | EVP, CLO & Corp Sec | Sale | 2.4K | $110.65 | $262.6K |
| Aug 19, 2026 | David E. Farnsworth | EVP, CFO | Sale | 8.7K | $111.14 | $966.0K |
| Aug 19, 2026 | William L Ballhaus | Chairman, President & CEO | Sale | 27.7K | $111.18 | $3.1M |
| May 27, 2026 | Howard L Lance | Director | Sale | 9.3K | $99.76 | $922.7K |
| May 13, 2026 | Orlando D Carvalho | Director | Sale | 7.0K | $89.36 | $625.5K |
| May 12, 2026 | Steven Ratner | EVP, CHRO | Sale | 2.0K | $92.46 | $184.9K |
| Apr 17, 2026 | David E. Farnsworth | EVP, CFO | Sale | 3.6K | $84.87 | $307.7K |
| Mar 5, 2026 | JANA Partners Management, LP | Director | Sale | 452.1K | $91.61 | $41.4M |
| Feb 27, 2026 | Howard L Lance | Director | Sale | 4.8K | $88.98 | $430.0K |
| Feb 19, 2026 | Stuart Kupinsky | EVP, CLO & Corp Sec | Sale | 2.3K | $83.56 | $191.1K |
| Feb 19, 2026 | Douglas Munro | SVP, CAO | Sale | 582 | $83.56 | $48.6K |
| Feb 12, 2026 | JANA Partners Management, LP | Director | Sale | 400.0K | $81.00 | $32.4M |
| Nov 13, 2025 | Douglas Munro | SVP, CAO | Sale | 1.3K | $73.42 | $97.6K |
| Nov 10, 2025 | JANA Partners Management, LP | Director | Sale | 1.0M | $75.45 | $75.5M |
| Nov 10, 2025 | Debora A Plunkett | Director | Sale | 1.7K | $73.99 | $125.8K |
| Sep 17, 2025 | Douglas Munro | VP, CAO | Sale | 67 | $73.40 | $4.9K |
| Aug 25, 2025 | Steven Ratner | EVP, CHRO | Sale | 7.0K | $63.76 | $446.3K |
| Aug 20, 2025 | Douglas Munro | VP, CAO | Sale | 739 | $65.47 | $48.4K |
| Aug 20, 2025 | Steven Ratner | EVP, CHRO | Sale | 3.4K | $65.47 | $223.7K |
| Aug 20, 2025 | Stuart Kupinsky | EVP, CLO & Corp Sec | Sale | 2.4K | $65.47 | $157.3K |
| Aug 20, 2025 | David E. Farnsworth | EVP, CFO | Sale | 14.9K | $65.47 | $976.3K |
| Aug 20, 2025 | William L Ballhaus | Chairman, President & CEO | Sale | 23.4K | $65.37 | $1.5M |
| Jun 18, 2025 | Steven Ratner | EVP, CHRO | Sale | 1.8K | $53.48 | $98.3K |
Showing the 25 most recent of 179 Form 4 filings for MERCURY SYSTEMS INC.
Most active MRCY insiders
- Mark Aslett47 filings
- Michelle M Mccarthy18 filings
- C M Thibaud Didier16 filings
- Christopher C Cambria11 filings
- Steven Ratner11 filings
Ask anything about MRCY insider activity
Use Trabud's AI agent to query MERCURY SYSTEMS INC's Form 4 history in plain English — "Show me MRCY CEO purchases this year" or compare it against any other ticker.
Open the AI agentMRCY insider trading FAQ
Are MERCURY SYSTEMS INC insiders buying or selling?
Across 179 SEC Form 4 filings, MERCURY SYSTEMS INC (MRCY) insiders reported 16 open-market purchases totaling $72.2M and 163 sales totaling $220.8M. That is a net selling position of $148.5M.
How many insiders trade MRCY stock?
26 distinct insider filers — officers, directors, 10%+ owners, and investment groups filing jointly — have reported Form 4 transactions for MERCURY SYSTEMS INC. The most recent filing was accepted on Aug 19, 2026.
Where does Trabud get MRCY insider trading data?
All MRCY insider trading data comes directly from official SEC EDGAR Form 4 filings, which corporate insiders must submit within two business days of a transaction under Section 16(a) of the Securities Exchange Act of 1934.
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