MRCY · ISSUER CIK 1049521
MERCURY SYSTEMS INC
Between Aug 1, 2026 and Oct 29, 2026, 12 MERCURY SYSTEMS INC insiders reported $0.00 of open-market purchases and $41.9M of sales on SEC Form 4.
↗12 insiders filed
Original Form 4 filings from Aug 1, 2026 to Oct 29, 2026. 3 of 17 sales were reported under a 10b5-1 plan.
$0.00Insider buying
$41.9MInsider selling
−$41.9MNet open-market
Oct 29, 2026Latest filing
| Ticker | Insider | Type | Owned | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Oct 29, 202617:12 | Oct 28, 2026 | MRCY | Director | A · Grant | — | +2,348 | 14,074 | +20% | — | ||
| Oct 29, 202617:10 | Oct 28, 2026 | MRCY | Director | A · Grant | — | +2,348 | 19,181 | +14% | — | ||
| Oct 29, 202617:09 | Oct 28, 2026 | MRCY | Director | A · Grant | — | +2,348 | 34,077 | +7% | — | ||
| Oct 29, 202617:07 | Oct 28, 2026 | MRCY | Director | A · Grant | — | +2,348 | 10,163 | +30% | — | ||
| Oct 29, 202616:11 | Oct 28, 2026 | MRCY | Director | A · Grant | — | +2,348 | 29,620 | +9% | — | ||
| Oct 29, 202616:07 | Oct 28, 2026 | MRCY | Director | A · Grant | — | +2,348 | 33,584 | +8% | — | ||
| Oct 29, 202616:03 | Oct 28, 2026 | MRCY | Director | A · Grant | — | +2,348 | 54,796 | +4% | — | ||
| Oct 26, 202607:26 | Oct 21, 2026 | MRCY | EVP, CLO & Corp Sec | S · Sell10b5-1Late 5d | $76.00 | −1,000 | 59,971 | -2% | −$76K | ||
| Oct 16, 202616:25 | Oct 15, 2026 | MRCY | Director | A · Grant | — | +235 | 31,729 | +1% | — | ||
| Sep 23, 202617:37 | Sep 21, 2026 | MRCY | EVP, CLO & Corp Sec | S · Sell10b5-1 | $86.52 | −1,000 | 60,971 | -2% | −$87K | ||
| Sep 8, 202621:46 | Sep 3, 2026 | MRCY | EVP, CHRO | S · SellLate 5d | $84.51 | −4,000 | 19,275 | -17% | −$338K | ||
| Aug 27, 202616:54 | Aug 26, 2026from Aug 25, 2026 | MRCY | Chairman, President & CEO, Director | S · Sell | $87.72 | −160,166 | 361,822 | -31% | −$14.1M | ||
| Aug 27, 202616:54 | Aug 26, 2026from Aug 25, 2026 | MRCY | Chairman, President & CEO, Director | M · Exercise | $43.00 | +222,152 | 410,912 | +118% | $9.6M | ||
| Aug 25, 202618:00 | Aug 21, 2026 | MRCY | EVP, CHRO | S · Sell | $91.36 | −356 | 0 | -100% | −$33K | ||
| Aug 25, 202617:54 | Aug 21, 2026 | MRCY | EVP, CLO & Corp Sec | S · Sell10b5-1 | $95.23 | −1,000 | 56,352 | -2% | −$95K | ||
| Aug 25, 202617:53 | Aug 24, 2026from Aug 21, 2026 | MRCY | Chairman, President & CEO, Director | S · Sell | $90.59 | −173,209 | 299,836 | -37% | −$15.7M | ||
| Aug 25, 202617:53 | Aug 24, 2026from Aug 21, 2026 | MRCY | Chairman, President & CEO, Director | M · Exercise | $42.05 | +244,848 | 408,045 | +150% | $10.3M | ||
| Aug 21, 202616:52 | Aug 20, 2026from Aug 19, 2026 | MRCY | SVP, CAO | S · Sell | $99.87 | −657 | 12,982 | -5% | −$66K | ||
| Aug 21, 202616:51 | Aug 20, 2026from Aug 19, 2026 | MRCY | EVP, CHRO | S · Sell | $99.47 | −3,213 | 23,275 | -12% | −$320K | ||
| Aug 21, 202616:50 | Aug 19, 2026 | MRCY | EVP, CLO & Corp Sec | S · Sell | $100.31 | −1,308 | 57,352 | -2% | −$131K | ||
| Aug 21, 202616:49 | Aug 20, 2026from Aug 19, 2026 | MRCY | EVP, CFO | S · Sell | $99.13 | −14,767 | 117,967 | -11% | −$1.5M | ||
| Aug 21, 202616:47 | Aug 20, 2026from Aug 19, 2026 | MRCY | Chairman, President & CEO, Director | S · Sell | $99.12 | −48,812 | 228,197 | -18% | −$4.8M | ||
| Aug 19, 202618:31 | Aug 18, 2026from Aug 17, 2026 | MRCY | SVP, CAO | S · Sell | $110.72 | −898 | 13,639 | -6% | −$99K | ||
| Aug 19, 202618:29 | Aug 18, 2026from Aug 17, 2026 | MRCY | EVP, CHRO | S · Sell | $110.86 | −3,055 | 26,488 | -10% | −$339K | ||
| Aug 19, 202618:26 | Aug 18, 2026from Aug 17, 2026 | MRCY | EVP, CLO & Corp Sec | S · Sell | $110.65 | −2,373 | 58,660 | -4% | −$263K | ||
| Aug 19, 202618:25 | Aug 18, 2026from Aug 17, 2026 | MRCY | EVP, CFO | S · Sell | $111.14 | −8,692 | 132,734 | -6% | −$966K | ||
| Aug 19, 202618:24 | Aug 18, 2026from Aug 17, 2026 | MRCY | Chairman, President & CEO, Director | S · Sell | $111.18 | −27,680 | 277,009 | -9% | −$3.1M | ||
| Aug 18, 202618:26 | Aug 14, 2026 | MRCY | EVP, CHRO | D · To issuer | — | −2,695 | 29,543 | -8% | — | ||
| Aug 18, 202618:23 | Aug 14, 2026 | MRCY | EVP, CLO & Corp Sec | D · To issuer | — | −6,977 | 61,033 | -10% | — | ||
| Aug 18, 202618:18 | Aug 14, 2026 | MRCY | EVP, CFO | D · To issuer | — | −16,275 | 141,426 | -10% | — | ||
| Aug 18, 202618:16 | Aug 14, 2026 | MRCY | Chairman, President & CEO, Director | D · To issuer | — | −70,287 | 304,689 | -19% | — |