Nasdaq · CIK 0001049521
MRCY MERCURY SYSTEMS INC
Insider trading from SEC Form 4. Last filing 19 d ago. Close $79.49 on Oct 9, 2026, +20% from the 52-week low and -37% from the high.
Last 90 days
Net insider value
-$425k
more sold than bought
Buys
0
$0 by 0 insiders
Sells
2
$425k by 2 insiders
Insiders on file
15
with a Form 4 at this company
Price and insider trades, last year
MRCYOct 9, 2026 · close 79.49
Daily candles, adjusted for splits and dividends. Green arrows are insider buys, red are sells, sized by value. Click a marked bar to open the signal.Charts by TradingView Lightweight Charts™
Signals
Open-market buys and sells at MERCURY SYSTEMS INC, scored.
| Score | Insider | Value | Holdings | Price context | Filed |
|---|---|---|---|---|---|
| 4Weak | Stuart Kupinsky EVP, CLO & Corp Sec sell | $87k 1,000 shares | -2% | - | |
| 35Weak | Steven Ratner EVP, CHRO sell | $338k 4,000 shares | -17% | - | |
| 25Weak | Stuart Kupinsky EVP, CLO & Corp Sec sell | $105k 2,377 shares | -4% | - | |
| 27Weak | Charles Roger Wells IV EVP, COO sell | $59k 1,527 shares | -1% | - |
Transactions
The last 19 rows filed, every code.
| Date | Insider | Transaction | Shares | Price | Value | Holdings after | Filed |
|---|---|---|---|---|---|---|---|
| Sep 21, 2026 | Stuart Kupinsky EVP, CLO & Corp Sec | SOpen-market sale Common Stock10b5-1 | -1,000 | $86.52 | $87k | 60,971 | 19 d ago |
| Aug 17, 2026 | William L Ballhaus Chairman, President & CEO | AGrant or award Common Stock | +23,629 | $0.00 | $0 | 324,782 | 27 d ago |
| Aug 17, 2026 | David E. Farnsworth EVP, CFO | AGrant or award Common Stock | +8,212 | $0.00 | $0 | 148,293 | 27 d ago |
| Aug 17, 2026 | Stuart Kupinsky EVP, CLO & Corp Sec | AGrant or award Common Stock | +5,619 | $0.00 | $0 | 65,457 | 27 d ago |
| Aug 17, 2026 | Douglas Munro SVP, CAO | AGrant or award Common Stock | +2,882 | $0.00 | $0 | 17,015 | 27 d ago |
| Aug 17, 2026 | Steven Ratner EVP, CHRO | AGrant or award Common Stock | +5,187 | $0.00 | $0 | 33,646 | 27 d ago |
| Sep 3, 2026 | Steven Ratner EVP, CHRO | SOpen-market sale Common Stock | -4,000 | $84.51 | $338k | 19,275 | 34 d ago |
| Feb 18, 2025 | Stuart Kupinsky EVP, CLO & Corp Sec | SOpen-market sale Common Stock | -2,377 | $44.12 | $105k | 62,834 | Feb 19, 2025 |
| Jan 15, 2025 | Jean A Bua director | AGrant or award Common Stock | +5,453 | $0.00 | $0 | 5,453 | Jan 17, 2025 |
| Nov 15, 2024 | Charles Roger Wells IV EVP, COO | DDisposition to issuer Common Stock | -15,393 | $0.00 | $0 | 115,015 | Nov 19, 2024 |
| Nov 18, 2024 | Charles Roger Wells IV EVP, COO | SOpen-market sale Common Stock | -1,527 | $38.80 | $59k | 113,488 | Nov 19, 2024 |
| Oct 23, 2024 | Orlando D Carvalho director | AGrant or award Common Stock | +4,832 | $0.00 | $0 | 57,086 | Oct 25, 2024 |
| Oct 23, 2024 | Gerard J Demuro director | AGrant or award Common Stock | +4,832 | $0.00 | $0 | 15,119 | Oct 25, 2024 |
| Oct 23, 2024 | Lisa S Disbrow director | AGrant or award Common Stock | +4,832 | $0.00 | $0 | 28,874 | Oct 25, 2024 |
| Oct 23, 2024 | JANA Partners Management, LP director, owner, other | AGrant or award Common Stockindirect: See footnote | +4,832 | $0.00 | $0 | - | Oct 25, 2024 |
| Oct 23, 2024 | Roger A Krone director | AGrant or award Common Stock | +4,832 | $0.00 | $0 | 15,311 | Oct 25, 2024 |
| Oct 23, 2024 | Howard L Lance director | AGrant or award Common Stock | +4,832 | $0.00 | $0 | 29,742 | Oct 25, 2024 |
| Oct 23, 2024 | Barry R Nearhos director | AGrant or award Common Stock | +4,832 | $0.00 | $0 | 25,503 | Oct 25, 2024 |
| Oct 23, 2024 | Debora A Plunkett director | AGrant or award Common Stock | +4,832 | $0.00 | $0 | 16,171 | Oct 25, 2024 |
Insiders
Everyone who has filed a Form 4 here.
- Jean A Buaofficer, director
- William L BallhausChairman, President & CEO
- Orlando D Carvalhodirector
- Gerard J Demurodirector
- Lisa S Disbrowdirector
- David E. FarnsworthEVP, CFO
- JANA Partners Management, LPdirector, owner, other
- Roger A Kronedirector
- Stuart KupinskyEVP, CLO & Corp Sec
- Howard L Lancedirector
- Douglas MunroSVP, CAO
- Barry R Nearhosdirector
- Debora A Plunkettdirector
- Steven RatnerEVP, CHRO
- Charles Roger Wells IVEVP, COO
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.