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sellWeak cluster of 6

Douglas Munro sold $48k of MRCY

VP, CAO at MERCURY SYSTEMS INC. 739 shares at an average of $65.47, traded Aug 18, 2025, filed Aug 20, 2025.

Warning score
37
Value
$48k
739 shares
Holdings after
16,074
-4% from before
From 52-week low
+106%
low $32.35, close $66.80
From 52-week high
-2%
high $68.39, as of Aug 18, 2025

Score components

  • Role
    Officer
    +15
  • Trade size
    $48k at market
    +7
  • Share of holdings sold
    Sold 4.4% of holdings
    0
  • Cluster
    6 insiders selling within 14 days
    +15

What happened after comparable sells

Same side and tier, against the S&P 500, at 1, 3 and 6 months. Shown to Pro users; the whole table is on the backtest page.

Price around the trade, and since

From a quarter before the trade to today. The arrow is the trade, the circle the day the filing reached EDGAR, which is the first day anyone outside could act; the dotted line is the S&P 500 rebased to that day's close.

MRCYOct 9, 2026 · close 79.49
Since filing Aug 20, 2025: +23.2%SPY +23.7% · excess -0.5%

Daily candles, adjusted for splits and dividends. Green arrows are insider buys, red are sells, sized by value; the dashed line is the close on the filing day, the dotted line SPY rebased to it.Charts by TradingView Lightweight Charts™

Rows in this filing

Every transaction in Form 4 0001127602-25-020798, as filed. Open on EDGAR

DateTransactionSharesPriceValueHoldings afterFiled
Aug 18, 2025SOpen-market sale
Common Stock
-363$66.52$24k16,450Aug 20, 2025
Aug 19, 2025SOpen-market sale
Common Stock
-376$64.46$24k16,074Aug 20, 2025

Related signals

Other insiders at MERCURY SYSTEMS INC and this insider’s other filings.

ScoreCompanyInsiderValueHoldingsFiled
4Weak
MRCYsell10b5-1
MERCURY SYSTEMS INC
Stuart Kupinsky
EVP, CLO & Corp Sec
$87k
1,000 shares
-2%
35Weak
MRCYsell
MERCURY SYSTEMS INC
Steven Ratner
EVP, CHRO
$338k
4,000 shares
-17%
40Moderate
MRCYsell 3
MERCURY SYSTEMS INC
Douglas Munro
SVP, CAO
$98k
1,329 shares
-8%
60Notable
MRCYsell 3
MERCURY SYSTEMS INC
JANA Partners Management, LP
director, other
$75M
1,000,000 shares
-17%
41Moderate
MRCYsell 3
MERCURY SYSTEMS INC
Debora A Plunkett
director
$126k
1,700 shares
-9%
15Weak
MRCYsell
MERCURY SYSTEMS INC
Douglas Munro
VP, CAO
$4,918
67 shares
-0%
52Moderate
MRCYsell 6
MERCURY SYSTEMS INC
Steven Ratner
EVP, CHRO
$446k
7,000 shares
-17%
65Notable
MRCYsell 6
MERCURY SYSTEMS INC
William L Ballhaus
Chairman, President & CEO
$1.5M
23,445 shares
-6%
62Notable
MRCYsell 6
MERCURY SYSTEMS INC
David E. Farnsworth
EVP, CFO
$976k
14,911 shares
-8%
41Moderate
MRCYsell 6
MERCURY SYSTEMS INC
Stuart Kupinsky
EVP, CLO & Corp Sec
$157k
2,402 shares
-3%

Not investment advice. Scores and forward returns are decision support built from public SEC filings and past prices; they describe what happened after comparable filings, not what will happen after this one. Do your own research and size your risk.

Douglas Munro sold $48k of MRCY | InsiderTell