There have been 50 recent insider transactions recorded for Mercury Systems, Inc. (MRCY), including 19 buys and 31 sells. Total insider buying was valued at RSU Award and total insider selling at $214.71M.
Notable insiders with recent activity include Ratner Steven, Jana Partners Management, Lp, Lance Howard L. Insider transactions can provide insights into how company leadership views the stock's valuation and future prospects.
Insider Transactions — MRCY
| Date |
Name |
Role |
Transaction |
Shares |
Avg. Price |
Value |
Shares Owned |
| 2026-03-16 |
Ratner Steven |
EVP, Chro |
RSU Award |
437 |
- |
- |
34,238 |
| 2026-03-04 |
Jana Partners Management, Lp |
Other: See Remarks |
Informative Sell |
100,899 |
$89.68 |
$9.05M |
4,114,618 |
| 2026-03-03 |
Jana Partners Management, Lp |
Other: See Remarks |
Informative Sell |
168,648 |
$90.12 |
$15.2M |
4,215,517 |
| 2026-03-02 |
Jana Partners Management, Lp |
Other: See Remarks |
Informative Sell |
182,510 |
$94.05 |
$17.17M |
4,384,165 |
| 2026-02-25 |
Lance Howard L |
Director |
Informative Sell |
4,832 |
$88.98 |
$429.96K |
27,272 |
| 2026-02-17 |
Kupinsky Stuart |
EVP, CLO & Corp Sec |
Informative Sell |
2,287 |
$83.56 |
$191.09K |
68,010 |
| 2026-02-17 |
Munro Douglas |
SVP, CAO |
Informative Sell |
582 |
$83.56 |
$48.63K |
14,328 |
| 2026-02-09 |
Jana Partners Management, Lp |
Other: See Remarks |
Informative Sell |
400,000 |
$81.00 |
$32.4M |
4,566,675 |
| 2026-01-15 |
Nearhos Barry R |
Director |
RSU Award |
474 |
- |
- |
31,079 |
| 2025-11-12 |
Munro Douglas |
SVP, CAO |
Informative Sell |
1,329 |
$73.42 |
$97.57K |
14,678 |
| 2025-11-07 |
Plunkett Debora A |
Director |
Informative Sell |
1,700 |
$73.99 |
$125.78K |
16,833 |
| 2025-11-06 |
Jana Partners Management, Lp |
Other: See Remarks |
Informative Sell |
1,000,000 |
$75.45 |
$75.45M |
4,966,675 |
| 2025-10-22 |
Bua Jean A |
Director |
RSU Award |
2,362 |
- |
- |
7,815 |
| 2025-10-22 |
Lance Howard L |
Director |
RSU Award |
2,362 |
- |
- |
32,104 |
| 2025-10-22 |
Demuro Gerard J |
Director |
RSU Award |
2,362 |
- |
- |
17,481 |
| 2025-10-22 |
Carvalho Orlando D |
Director |
RSU Award |
2,362 |
- |
- |
59,448 |
| 2025-10-22 |
Nearhos Barry R |
Director |
RSU Award |
2,362 |
- |
- |
30,605 |
| 2025-10-22 |
Plunkett Debora A |
Director |
RSU Award |
2,362 |
- |
- |
18,533 |
| 2025-10-22 |
Disbrow Lisa S |
Director |
RSU Award |
2,362 |
- |
- |
31,236 |
| 2025-10-22 |
Jana Partners Management, Lp |
Other: See Remarks |
RSU Award |
2,362 |
- |
- |
5,966,675 |
| 2025-10-16 |
Nearhos Barry R |
Director |
RSU Award |
487 |
- |
- |
28,243 |
| 2025-09-16 |
Munro Douglas |
VP, CAO |
Informative Sell |
67 |
$73.40 |
$4.92K |
16,007 |
| 2025-08-20 |
Ratner Steven |
EVP, Chro |
Informative Sell |
7,000 |
$63.76 |
$446.31K |
33,801 |
| 2025-08-19 |
Kupinsky Stuart |
EVP, CLO & Corp Sec |
Informative Sell |
1,220 |
$64.46 |
$78.65K |
70,297 |
| 2025-08-19 |
Ballhaus William L |
Chairman, President & CEO |
Informative Sell |
13,050 |
$64.46 |
$841.26K |
374,976 |
| 2025-08-19 |
Farnsworth David E. |
EVP, CFO |
Informative Sell |
7,572 |
$64.46 |
$488.12K |
161,326 |
| 2025-08-19 |
Ratner Steven |
EVP, Chro |
Informative Sell |
1,735 |
$64.46 |
$111.85K |
40,801 |
| 2025-08-19 |
Munro Douglas |
VP, CAO |
Informative Sell |
376 |
$64.46 |
$24.24K |
16,074 |
| 2025-08-18 |
Kupinsky Stuart |
EVP, CLO & Corp Sec |
Informative Sell |
1,182 |
$66.52 |
$78.62K |
71,517 |
| 2025-08-18 |
Ballhaus William L |
Chairman, President & CEO |
Informative Sell |
10,395 |
$66.52 |
$691.44K |
388,026 |
| 2025-08-18 |
Farnsworth David E. |
EVP, CFO |
Informative Sell |
7,339 |
$66.52 |
$488.16K |
168,898 |
| 2025-08-18 |
Ratner Steven |
EVP, Chro |
Informative Sell |
1,681 |
$66.52 |
$111.81K |
42,536 |
| 2025-08-18 |
Munro Douglas |
VP, CAO |
Informative Sell |
363 |
$66.52 |
$24.15K |
16,450 |
| 2025-08-15 |
Kupinsky Stuart |
EVP, CLO & Corp Sec |
RSU Award |
9,865 |
- |
- |
72,699 |
| 2025-08-15 |
Ballhaus William L |
Chairman, President & CEO |
RSU Award |
44,940 |
- |
- |
398,421 |
| 2025-08-15 |
Farnsworth David E. |
EVP, CFO |
RSU Award |
13,153 |
- |
- |
176,237 |
| 2025-08-15 |
Ratner Steven |
EVP, Chro |
RSU Award |
9,043 |
- |
- |
44,217 |
| 2025-08-15 |
Munro Douglas |
VP, CAO |
RSU Award |
3,380 |
- |
- |
16,813 |
| 2025-08-13 |
Jana Partners Management, Lp |
Other: See Remarks |
Informative Sell |
797,000 |
$65.42 |
$52.14M |
5,964,313 |
| 2025-07-17 |
Nearhos Barry R |
Director |
RSU Award |
666 |
- |
- |
27,756 |
| 2025-06-16 |
Ratner Steven |
EVP, Chro |
Informative Sell |
1,839 |
$53.48 |
$98.34K |
35,174 |
| 2025-05-16 |
Ratner Steven |
EVP, Chro |
Return of Shares |
19,174 |
- |
- |
37,013 |
| 2025-05-14 |
Munro Douglas |
VP, CAO |
Informative Sell |
809 |
$44.88 |
$36.31K |
- |
| 2025-05-09 |
Jana Partners Management, Lp |
10 Percent Owner, Other: See Remarks |
Informative Sell |
100,000 |
$45.87 |
$4.59M |
6,761,313 |
| 2025-05-08 |
Jana Partners Management, Lp |
10 Percent Owner, Other: See Remarks |
Informative Sell |
88,152 |
$46.27 |
$4.08M |
6,861,313 |
| 2025-05-08 |
Ratner Steven |
EVP, Chro |
Informative Sell |
325 |
$46.03 |
$14.96K |
- |
| 2025-04-17 |
Nearhos Barry R |
Director |
RSU Award |
761 |
- |
- |
27,090 |
| 2025-04-15 |
Farnsworth David E. |
EVP, CFO |
RSU Award |
22,306 |
- |
- |
163,084 |
| 2025-02-18 |
Kupinsky Stuart |
EVP, CLO & Corp Sec |
Informative Sell |
2,377 |
$44.12 |
$104.88K |
62,834 |
| 2025-02-18 |
Wells Charles Roger Iv |
EVP, COO |
Informative Sell |
2,342 |
$44.12 |
$103.34K |
95,928 |
■ Informative Buy/Sell — open market transaction (most significant)
■ Uninformative Buy — award, option exercise, conversion
■ Uninformative Sell — tax withholding, award vest sale
■ Neutral — gift, trust, expiry
