Mercury Systems Inc (MRCY)

Mercury Systems experienced significant insider selling over the past ninety days, totaling approximately 41.7 million dollars in net value. Executives, including the CEO, offloaded substantial equity following an earnings report that missed expectations. These transactions reflect a negative net insider count, occurring amidst a twenty-three percent decline in stock price performance during this period.
Ticker: MRCY Exchange: NSM


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Insider trades have triggered activity signals for Mercury Systems Inc. Upgrade to see score, net flow, insiders and the full signal context.

Top insiders
Trades
Abbreviations B: Buy, S: Sell, PP: Planned purchase, PlS: Planned sale, PrS: Proposed sale, O: Option / Other
2.2
KUPINSKY STUART Officer Officer
Transaction date
Proposed sale
Price
369.97
Quantity 53,963
Value US$2,108,228
2.4
Ratner Steven EVP, CHRO Officer
Transaction date
Sale
Price
427.70
Quantity 26,898 -4.8%
Value US$4,321,129
2.4
Ratner Steven Officer Officer
Transaction date
Proposed sale
Price
360.66
Quantity 1,657
Value US$4,792,675
3.3
Ballhaus William L Chairman, President & CEO Executive Director
Transaction date
Sale
Price
89.74
Quantity 10,814 -2.9%
Value US$970,492
3.3
Ballhaus William L Chairman, President & CEO Executive Director
Transaction date
Sale
Price
88.91
Quantity 38,276 -9.3%
Value US$3,403,234
3.3
Ballhaus William L Officer; Director Executive Director
Transaction date
Proposed sale
Price
89.10
Quantity 49,090
Value US$4,373,745
3.3
Ballhaus William L Chairman, President & CEO Executive Director
Transaction date
Sale
Price
87.99
Quantity 3,448 -1.0%
Value US$303,400
3.3
Ballhaus William L Chairman, President & CEO Executive Director
Transaction date
Sale
Price
87.09
Quantity 107,628 -23.7%
Value US$9,373,215
3.3
Ballhaus William L Officer; Director Executive Director
Transaction date
Proposed sale
Price
87.12
Quantity 111,076
Value US$9,676,608
3.3
Ballhaus William L Chairman, President & CEO Executive Director
Transaction date
Sale
Price
90.60
Quantity 2,738 -0.9%
Value US$248,063
3.3
Ballhaus William L Chairman, President & CEO Executive Director
Transaction date
Sale
Price
89.47
Quantity 105,471 -25.8%
Value US$9,436,807
3.3
Ballhaus William L Officer; Director Executive Director
Transaction date
Proposed sale
Price
90.25
Quantity 8,088
Value US$729,965
3.3
Ballhaus William L Officer; Director Executive Director
Transaction date
Proposed sale
Price
89.44
Quantity 100,121
Value US$8,954,914
2.4
Ratner Steven EVP, CHRO Officer
Transaction date
Sale
Price
91.36
Quantity 356 -100.0%
Value US$32,524
2.2
KUPINSKY STUART EVP, CLO & Corp Sec Officer
Transaction date
Planned sale
Price
95.23
Quantity 1,000 -1.7%
Value US$95,230
3.3
Ballhaus William L Chairman, President & CEO Executive Director
Transaction date
Sale
Price
93.51
Quantity 204 -0.1%
Value US$19,076
3.3
Ballhaus William L Chairman, President & CEO Executive Director
Transaction date
Sale
Price
92.40
Quantity 64,796 -20.2%
Value US$5,987,410
3.3
Ballhaus William L Officer; Director Executive Director
Transaction date
Proposed sale
Price
92.41
Quantity 65,000
Value US$6,006,464
2.2
KUPINSKY STUART Officer Officer
Transaction date
Proposed sale
Price
95.23
Quantity 1,000
Value US$95,230
2.4
Munro Douglas SVP, CAO Officer
Transaction date
Sale
Price
97.67
Quantity 109 -0.8%
Value US$10,646
2.4
Ratner Steven EVP, CHRO Officer
Transaction date
Sale
Price
97.67
Quantity 1,026 -4.2%
Value US$100,213
2.6
Farnsworth David E. EVP, CFO Officer
Transaction date
Sale
Price
97.67
Quantity 6,612 -5.3%
Value US$645,817
3.3
Ballhaus William L Chairman, President & CEO Executive Director
Transaction date
Sale
Price
97.67
Quantity 22,010 -8.8%
Value US$2,149,792
2.6
Farnsworth David E. Officer Officer
Transaction date
Proposed sale
Price
97.67
Quantity 6,612
Value US$645,817
2.4
Munro Douglas Officer Officer
Transaction date
Proposed sale
Price
97.67
Quantity 109
Value US$10,646
2.4
Ratner Steven Officer Officer
Transaction date
Proposed sale
Price
97.67
Quantity 1,026
Value US$100,213
3.3
Ballhaus William L Officer; Director Executive Director
Transaction date
Proposed sale
Price
97.67
Quantity 22,010
Value US$2,149,792
2.4
Munro Douglas SVP, CAO Officer
Transaction date
Sale
Price
100.31
Quantity 548 -4.0%
Value US$54,968
2.4
Ratner Steven EVP, CHRO Officer
Transaction date
Sale
Price
100.31
Quantity 2,187 -8.3%
Value US$219,369
2.2
KUPINSKY STUART EVP, CLO & Corp Sec Officer
Transaction date
Sale
Price
100.31
Quantity 1,308 -2.2%
Value US$131,200
2.6
Farnsworth David E. EVP, CFO Officer
Transaction date
Sale
Price
100.31
Quantity 8,155 -6.1%
Value US$817,995
3.3
Ballhaus William L Chairman, President & CEO Executive Director
Transaction date
Sale
Price
100.31
Quantity 26,802 -9.7%
Value US$2,688,401
2.6
Farnsworth David E. Officer Officer
Transaction date
Proposed sale
Price
100.31
Quantity 8,155
Value US$817,995
3.3
Ballhaus William L Officer; Director Executive Director
Transaction date
Proposed sale
Price
100.31
Quantity 26,802
Value US$2,688,401
2.4
Ratner Steven Officer Officer
Transaction date
Proposed sale
Price
100.31
Quantity 2,187
Value US$219,369
2.2
KUPINSKY STUART Officer Officer
Transaction date
Proposed sale
Price
100.31
Quantity 1,308
Value US$131,200
2.4
Munro Douglas Officer Officer
Transaction date
Proposed sale
Price
100.31
Quantity 548
Value US$54,968
2.4
Munro Douglas SVP, CAO Officer
Transaction date
Sale
Price
111.36
Quantity 494 -3.5%
Value US$55,011
2.4
Ratner Steven EVP, CHRO Officer
Transaction date
Sale
Price
111.36
Quantity 1,971 -6.9%
Value US$219,486
2.2
KUPINSKY STUART EVP, CLO & Corp Sec Officer
Transaction date
Sale
Price
111.36
Quantity 1,178 -2.0%
Value US$131,179
3.3
Ballhaus William L Chairman, President & CEO Executive Director
Transaction date
Sale
Price
111.36
Quantity 24,144 -8.0%
Value US$2,688,620
2.6
Farnsworth David E. EVP, CFO Officer
Transaction date
Sale
Price
111.36
Quantity 7,347 -5.2%
Value US$818,145
3.3
Ballhaus William L Officer; Director Executive Director
Transaction date
Proposed sale
Price
111.36
Quantity 24,144
Value US$2,688,620
2.2
KUPINSKY STUART Officer Officer
Transaction date
Proposed sale
Price
111.36
Quantity 1,178
Value US$131,179
2.4
Ratner Steven Officer Officer
Transaction date
Proposed sale
Price
111.36
Quantity 1,971
Value US$219,486
2.6
Farnsworth David E. Officer Officer
Transaction date
Proposed sale
Price
111.36
Quantity 7,347
Value US$818,145
2.4
Munro Douglas Officer Officer
Transaction date
Proposed sale
Price
111.36
Quantity 494
Value US$55,011
2.4
Munro Douglas SVP, CAO Officer
Transaction date
Sale
Price
109.95
Quantity 404 -2.8%
Value US$44,420
2.4
Ratner Steven EVP, CHRO Officer
Transaction date
Sale
Price
109.95
Quantity 1,084 -3.7%
Value US$119,187
2.2
KUPINSKY STUART EVP, CLO & Corp Sec Officer
Transaction date
Sale
Price
109.95
Quantity 1,195 -2.0%
Value US$131,391
3.3
Ballhaus William L Chairman, President & CEO Executive Director
Transaction date
Sale
Price
109.95
Quantity 3,536 -1.2%
Value US$388,786
2.6
Farnsworth David E. EVP, CFO Officer
Transaction date
Sale
Price
109.95
Quantity 1,345 -1.0%
Value US$147,884
3.3
Ballhaus William L Officer; Director Executive Director
Transaction date
Proposed sale
Price
109.95
Quantity 3,536
Value US$388,786
2.4
Munro Douglas Officer Officer
Transaction date
Proposed sale
Price
109.95
Quantity 404
Value US$44,420
2.4
Ratner Steven Officer Officer
Transaction date
Proposed sale
Price
109.95
Quantity 1,084
Value US$119,187
2.6
Farnsworth David E. Officer Officer
Transaction date
Proposed sale
Price
109.95
Quantity 1,345
Value US$147,884
2.2
KUPINSKY STUART Officer Officer
Transaction date
Proposed sale
Price
109.95
Quantity 1,195
Value US$131,391
3.8
LANCE HOWARD L Non-Executive Director
Transaction date
Sale
Price
98.50
Quantity 1,250 -100.0%
Value US$123,124
3.8
LANCE HOWARD L Non-Executive Director
Transaction date
Sale
Price
99.95
Quantity 8,000 -86.5%
Value US$799,620
2.7
Carvalho Orlando D Non-Executive Director
Transaction date
Sale
Price
89.36
Quantity 7,000 -11.8%
Value US$625,527
2.7
Carvalho Orlando D Director Non-Executive Director
Transaction date
Proposed sale
Price
89.36
Quantity 7,000
Value US$625,527
2.4
Ratner Steven EVP, CHRO Officer
Transaction date
Sale
Price
92.46
Quantity 2,000 -5.8%
Value US$184,920
2.4
Ratner Steven Officer Officer
Transaction date
Proposed sale
Price
92.46
Quantity 2,000
Value US$184,920
2.6
Farnsworth David E. EVP, CFO Officer
Transaction date
Sale
Price
84.87
Quantity 3,625 -2.2%
Value US$307,661
2.6
Farnsworth David E. Officer Officer
Transaction date
Proposed sale
Price
84.87
Quantity 3,625
Value US$307,661
3.8
LANCE HOWARD L Non-Executive Director
Transaction date
Sale
Price
88.98
Quantity 4,832 -15.1%
Value US$429,960
3.8
LANCE HOWARD L Director Non-Executive Director
Transaction date
Proposed sale
Price
88.98
Quantity 4,832
Value US$429,960
2.2
KUPINSKY STUART EVP, CLO & Corp Sec Officer
Transaction date
Sale
Price
83.56
Quantity 2,287 -3.3%
Value US$191,091
2.4
Munro Douglas SVP, CAO Officer
Transaction date
Sale
Price
83.56
Quantity 582 -3.9%
Value US$48,629
2.2
KUPINSKY STUART Officer Officer
Transaction date
Proposed sale
Price
83.56
Quantity 2,287
Value US$191,091
2.4
Munro Douglas Officer Officer
Transaction date
Proposed sale
Price
83.56
Quantity 582
Value US$48,629
Notification date Transaction date B/S Transaction type Insider and/or position Nb. shares
Price
Value
Number of shares Price Value Details
2026-09-21 2026-09-21 PrS Proposed sale

Officer

Officer
53,963
369.97
US$2,108,228
53,963 369.97 US$2,108,228
2026-09-08 2026-09-03 S Sale

EVP, CHRO

Officer
26,898 -4.8%
427.70
US$4,321,129
26,898 -4.8% 427.70 US$4,321,129
2026-09-03 2026-09-03 PrS Proposed sale

Officer

Officer
1,657
360.66
US$4,792,675
1,657 360.66 US$4,792,675
2026-08-27 2026-08-26 S Sale

Chairman, President & CEO

Executive Director
10,814 -2.9%
89.74
US$970,492
10,814 -2.9% 89.74 US$970,492
2026-08-27 2026-08-26 S Sale

Chairman, President & CEO

Executive Director
38,276 -9.3%
88.91
US$3,403,234
38,276 -9.3% 88.91 US$3,403,234
2026-08-26 2026-08-26 PrS Proposed sale

Officer; Director

Executive Director
49,090
89.10
US$4,373,745
49,090 89.10 US$4,373,745
2026-08-27 2026-08-25 S Sale

Chairman, President & CEO

Executive Director
3,448 -1.0%
87.99
US$303,400
3,448 -1.0% 87.99 US$303,400
2026-08-27 2026-08-25 S Sale

Chairman, President & CEO

Executive Director
107,628 -23.7%
87.09
US$9,373,215
107,628 -23.7% 87.09 US$9,373,215
2026-08-25 2026-08-25 PrS Proposed sale

Officer; Director

Executive Director
111,076
87.12
US$9,676,608
111,076 87.12 US$9,676,608
2026-08-25 2026-08-24 S Sale

Chairman, President & CEO

Executive Director
2,738 -0.9%
90.60
US$248,063
2,738 -0.9% 90.60 US$248,063
2026-08-25 2026-08-24 S Sale

Chairman, President & CEO

Executive Director
105,471 -25.8%
89.47
US$9,436,807
105,471 -25.8% 89.47 US$9,436,807
2026-08-24 2026-08-24 PrS Proposed sale

Officer; Director

Executive Director
8,088
90.25
US$729,965
8,088 90.25 US$729,965
2026-08-24 2026-08-24 PrS Proposed sale

Officer; Director

Executive Director
100,121
89.44
US$8,954,914
100,121 89.44 US$8,954,914
2026-08-25 2026-08-21 S Sale

EVP, CHRO

Officer
356 -100.0%
91.36
US$32,524
356 -100.0% 91.36 US$32,524
2026-08-25 2026-08-21 PlS Planned sale

EVP, CLO & Corp Sec

Officer
1,000 -1.7%
95.23
US$95,230
1,000 -1.7% 95.23 US$95,230
2026-08-25 2026-08-21 S Sale

Chairman, President & CEO

Executive Director
204 -0.1%
93.51
US$19,076
204 -0.1% 93.51 US$19,076
2026-08-25 2026-08-21 S Sale

Chairman, President & CEO

Executive Director
64,796 -20.2%
92.40
US$5,987,410
64,796 -20.2% 92.40 US$5,987,410
2026-08-21 2026-08-21 PrS Proposed sale

Officer; Director

Executive Director
65,000
92.41
US$6,006,464
65,000 92.41 US$6,006,464
2026-08-21 2026-08-21 PrS Proposed sale

Officer

Officer
1,000
95.23
US$95,230
1,000 95.23 US$95,230
2026-08-21 2026-08-20 S Sale

SVP, CAO

Officer
109 -0.8%
97.67
US$10,646
109 -0.8% 97.67 US$10,646
2026-08-21 2026-08-20 S Sale

EVP, CHRO

Officer
1,026 -4.2%
97.67
US$100,213
1,026 -4.2% 97.67 US$100,213
2026-08-21 2026-08-20 S Sale

EVP, CFO

Officer
6,612 -5.3%
97.67
US$645,817
6,612 -5.3% 97.67 US$645,817
2026-08-21 2026-08-20 S Sale

Chairman, President & CEO

Executive Director
22,010 -8.8%
97.67
US$2,149,792
22,010 -8.8% 97.67 US$2,149,792
2026-08-20 2026-08-20 PrS Proposed sale

Officer

Officer
6,612
97.67
US$645,817
6,612 97.67 US$645,817
2026-08-20 2026-08-20 PrS Proposed sale

Officer

Officer
109
97.67
US$10,646
109 97.67 US$10,646
2026-08-20 2026-08-20 PrS Proposed sale

Officer

Officer
1,026
97.67
US$100,213
1,026 97.67 US$100,213
2026-08-20 2026-08-20 PrS Proposed sale

Officer; Director

Executive Director
22,010
97.67
US$2,149,792
22,010 97.67 US$2,149,792
2026-08-21 2026-08-19 S Sale

SVP, CAO

Officer
548 -4.0%
100.31
US$54,968
548 -4.0% 100.31 US$54,968
2026-08-21 2026-08-19 S Sale

EVP, CHRO

Officer
2,187 -8.3%
100.31
US$219,369
2,187 -8.3% 100.31 US$219,369
2026-08-21 2026-08-19 S Sale

EVP, CLO & Corp Sec

Officer
1,308 -2.2%
100.31
US$131,200
1,308 -2.2% 100.31 US$131,200
2026-08-21 2026-08-19 S Sale

EVP, CFO

Officer
8,155 -6.1%
100.31
US$817,995
8,155 -6.1% 100.31 US$817,995
2026-08-21 2026-08-19 S Sale

Chairman, President & CEO

Executive Director
26,802 -9.7%
100.31
US$2,688,401
26,802 -9.7% 100.31 US$2,688,401
2026-08-19 2026-08-19 PrS Proposed sale

Officer

Officer
8,155
100.31
US$817,995
8,155 100.31 US$817,995
2026-08-19 2026-08-19 PrS Proposed sale

Officer; Director

Executive Director
26,802
100.31
US$2,688,401
26,802 100.31 US$2,688,401
2026-08-19 2026-08-19 PrS Proposed sale

Officer

Officer
2,187
100.31
US$219,369
2,187 100.31 US$219,369
2026-08-19 2026-08-19 PrS Proposed sale

Officer

Officer
1,308
100.31
US$131,200
1,308 100.31 US$131,200
2026-08-19 2026-08-19 PrS Proposed sale

Officer

Officer
548
100.31
US$54,968
548 100.31 US$54,968
2026-08-19 2026-08-18 S Sale

SVP, CAO

Officer
494 -3.5%
111.36
US$55,011
494 -3.5% 111.36 US$55,011
2026-08-19 2026-08-18 S Sale

EVP, CHRO

Officer
1,971 -6.9%
111.36
US$219,486
1,971 -6.9% 111.36 US$219,486
2026-08-19 2026-08-18 S Sale

EVP, CLO & Corp Sec

Officer
1,178 -2.0%
111.36
US$131,179
1,178 -2.0% 111.36 US$131,179
2026-08-19 2026-08-18 S Sale

Chairman, President & CEO

Executive Director
24,144 -8.0%
111.36
US$2,688,620
24,144 -8.0% 111.36 US$2,688,620
2026-08-19 2026-08-18 S Sale

EVP, CFO

Officer
7,347 -5.2%
111.36
US$818,145
7,347 -5.2% 111.36 US$818,145
2026-08-18 2026-08-18 PrS Proposed sale

Officer; Director

Executive Director
24,144
111.36
US$2,688,620
24,144 111.36 US$2,688,620
2026-08-18 2026-08-18 PrS Proposed sale

Officer

Officer
1,178
111.36
US$131,179
1,178 111.36 US$131,179
2026-08-18 2026-08-18 PrS Proposed sale

Officer

Officer
1,971
111.36
US$219,486
1,971 111.36 US$219,486
2026-08-18 2026-08-18 PrS Proposed sale

Officer

Officer
7,347
111.36
US$818,145
7,347 111.36 US$818,145
2026-08-18 2026-08-18 PrS Proposed sale

Officer

Officer
494
111.36
US$55,011
494 111.36 US$55,011
2026-08-19 2026-08-17 S Sale

SVP, CAO

Officer
404 -2.8%
109.95
US$44,420
404 -2.8% 109.95 US$44,420
2026-08-19 2026-08-17 S Sale

EVP, CHRO

Officer
1,084 -3.7%
109.95
US$119,187
1,084 -3.7% 109.95 US$119,187
2026-08-19 2026-08-17 S Sale

EVP, CLO & Corp Sec

Officer
1,195 -2.0%
109.95
US$131,391
1,195 -2.0% 109.95 US$131,391
2026-08-19 2026-08-17 S Sale

Chairman, President & CEO

Executive Director
3,536 -1.2%
109.95
US$388,786
3,536 -1.2% 109.95 US$388,786
2026-08-19 2026-08-17 S Sale

EVP, CFO

Officer
1,345 -1.0%
109.95
US$147,884
1,345 -1.0% 109.95 US$147,884
2026-08-17 2026-08-17 PrS Proposed sale

Officer; Director

Executive Director
3,536
109.95
US$388,786
3,536 109.95 US$388,786
2026-08-17 2026-08-17 PrS Proposed sale

Officer

Officer
404
109.95
US$44,420
404 109.95 US$44,420
2026-08-17 2026-08-17 PrS Proposed sale

Officer

Officer
1,084
109.95
US$119,187
1,084 109.95 US$119,187
2026-08-17 2026-08-17 PrS Proposed sale

Officer

Officer
1,345
109.95
US$147,884
1,345 109.95 US$147,884
2026-08-17 2026-08-17 PrS Proposed sale

Officer

Officer
1,195
109.95
US$131,391
1,195 109.95 US$131,391
2026-05-27 2026-05-26 S Sale Non-Executive Director
1,250 -100.0%
98.50
US$123,124
1,250 -100.0% 98.50 US$123,124
2026-05-27 2026-05-26 S Sale Non-Executive Director
8,000 -86.5%
99.95
US$799,620
8,000 -86.5% 99.95 US$799,620
2026-05-13 2026-05-12 S Sale Non-Executive Director
7,000 -11.8%
89.36
US$625,527
7,000 -11.8% 89.36 US$625,527
2026-05-12 2026-05-12 PrS Proposed sale

Director

Non-Executive Director
7,000
89.36
US$625,527
7,000 89.36 US$625,527
2026-05-12 2026-05-11 S Sale

EVP, CHRO

Officer
2,000 -5.8%
92.46
US$184,920
2,000 -5.8% 92.46 US$184,920
2026-05-11 2026-05-11 PrS Proposed sale

Officer

Officer
2,000
92.46
US$184,920
2,000 92.46 US$184,920
2026-04-17 2026-04-16 S Sale

EVP, CFO

Officer
3,625 -2.2%
84.87
US$307,661
3,625 -2.2% 84.87 US$307,661
2026-04-16 2026-04-16 PrS Proposed sale

Officer

Officer
3,625
84.87
US$307,661
3,625 84.87 US$307,661
2026-03-04 2026-03-04 S Sale Non-Executive Director
100,899 -2.4%
89.68
US$9,048,622
100,899 -2.4% 89.68 US$9,048,622
2026-03-04 2026-03-03 S Sale Non-Executive Director
168,648 -3.8%
90.12
US$15,198,558
168,648 -3.8% 90.12 US$15,198,558
2026-03-04 2026-03-02 S Sale Non-Executive Director
182,510 -4.0%
94.05
US$17,165,066
182,510 -4.0% 94.05 US$17,165,066
2026-02-27 2026-02-25 S Sale Non-Executive Director
4,832 -15.1%
88.98
US$429,960
4,832 -15.1% 88.98 US$429,960
2026-02-25 2026-02-25 PrS Proposed sale

Director

Non-Executive Director
4,832
88.98
US$429,960
4,832 88.98 US$429,960
2026-02-19 2026-02-17 S Sale

EVP, CLO & Corp Sec

Officer
2,287 -3.3%
83.56
US$191,091
2,287 -3.3% 83.56 US$191,091
2026-02-19 2026-02-17 S Sale

SVP, CAO

Officer
582 -3.9%
83.56
US$48,629
582 -3.9% 83.56 US$48,629
2026-02-17 2026-02-17 PrS Proposed sale

Officer

Officer
2,287
83.56
US$191,091
2,287 83.56 US$191,091
2026-02-17 2026-02-17 PrS Proposed sale

Officer

Officer
582
83.56
US$48,629
582 83.56 US$48,629
2026-02-11 2026-02-09 S Sale Non-Executive Director
400,000 -8.1%
81.00
US$32,400,000
400,000 -8.1% 81.00 US$32,400,000