Mercury Systems Company Insiders

MRCY Stock  USD 81.23  0.52  0.64%   
Mercury Systems' insiders are aggressively selling. The analysis of insider sentiment suggests that virtually all Mercury Systems insiders are, at present, panicking. Mercury Systems employs about 2.2 K people. The company is managed by 26 executives with a total tenure of roughly 44 years, averaging almost 1.0 years of service per executive, having 83.15 employees per reported executive.
Mark Aslett  CEO
CEO and President and Director
Michelle McCarthy  President
Chief Accounting Officer, Vice President Controller
Insider Sentiment
Mostly Selling
 
Selling
 
Buying

Latest Trades

2026-03-04Jana Partners Management, LpDisposed 100899 @ 89.68View
2026-03-03Jana Partners Management, LpDisposed 168648 @ 90.12View
2026-03-02Jana Partners Management, LpDisposed 182510 @ 94.05View
2026-02-25Howard L LanceDisposed 4832 @ 88.98View
2026-02-17Stuart KupinskyDisposed 2287 @ 83.56View
2026-02-09Jana Partners Management, LpDisposed 400000 @ 81View
2025-11-12Douglas MunroDisposed 1329 @ 73.42View
2025-11-07Debora A PlunkettDisposed 1700 @ 73.99View
2025-11-06Jana Partners Management, LpDisposed 1000000 @ 75.45View
2025-09-16Douglas MunroDisposed 67 @ 73.4View
2025-08-20Steven RatnerDisposed 7000 @ 63.76View
2025-08-19David E FarnsworthDisposed 7572 @ 64.46View
2025-08-18Steven RatnerDisposed 1681 @ 66.52View
Monitoring insider sentiment in Mercury Systems can give investors another window into how people closest to the business may be assessing current prospects. The signal is still regulated and disclosed under securities law, which is why the public filing record matters more than rumor or interpretation alone.

Mercury Systems' Workforce Through the Years

A workforce review of Mercury Systems matters because hiring and staffing trends often say something about growth plans, cost discipline, and management expectations. That is why the projected staffing path toward about about 2,160 employees by April 2026 deserves to be read with the rest of the operating context.
Macro event markers
 
Dot-com Bubble
 
Housing Crash
 
Credit Downgrade
 
Yuan Drop
 
Covid
 
Interest Hikes

Stock Institutional Investors

Mercury Systems has 98.29% institutional ownership and a 1.71% insider stake. Annual revenue is about 912.02 Million. That ownership mix shapes how the stock trades around earnings and sector rotation. The business currently sits in the Industrials sector and the Aerospace & Defense industry. Volume spikes around index rebalance dates are worth monitoring given the high institutional share.
Shares
Fmr Inc2025-12-31
1.2 M
Neuberger Berman Group Llc2025-12-31
M
William Blair Investment Management, Llc2025-12-31
984.3 K
Morgan Stanley - Brokerage Accounts2025-09-30
876.4 K
T. Rowe Price Associates, Inc.2025-09-30
866.1 K
Fisher Asset Management, Llc2025-12-31
860.4 K
Loomis, Sayles & Company Lp2025-12-31
851.8 K
Bamco Inc2025-12-31
835.8 K
Allspring Global Investments Holdings, Llc2025-12-31
753.7 K
Blackrock Inc2025-09-30
8.5 M
Vanguard Group Inc2025-12-31
5.6 M
At 4.84 Billion, Mercury Systems sits in smaller-cap territory where institutional context matters most alongside valuation and volatility readings. The business currently sits in the Industrials sector and the Aerospace & Defense industry. Reading Mercury Systems holder concentration alongside float turnover and volatility adds the best context for understanding how smaller-cap ownership shapes price.

Insider Trading Activities

Tracking Mercury Systems' insider filings can add decision context because executives often respond to valuation, compensation schedules, and business conditions long before sentiment stabilizes. The goal is to separate routine compensation-related sales from conviction-driven buying or defensive trimming while the broader market is still processing new information.
 
Jana Partners Management, Lp over a week ago
Disposition of 168648 shares by Jana Partners Management, Lp of Mercury Systems at 90.12 subject to Rule 16 b-3
 
Jana Partners Management, Lp over a month ago
Disposition of 400000 shares by Jana Partners Management, Lp of Mercury Systems at 81.0 subject to Rule 16 b-3
 
Steven Ratner over six months ago
Disposition of 19174 shares by Steven Ratner of Mercury Systems subject to Rule 16 b-3
 
Stephanie Georges over a year ago
Disposition of 1340 shares by Stephanie Georges of Mercury Systems at .4851 subject to Rule 16 b-3
 
Demuro Gerard J over a year ago
Acquisition by Demuro Gerard J of 4832 shares of Mercury Systems subject to Rule 16 b-3
 
Steven Ratner over a year ago
Disposition of 2202 shares by Steven Ratner of Mercury Systems at 27.7631 subject to Rule 16 b-3
 
Plunkett Debora A over a year ago
Disposition of 1843 shares by Plunkett Debora A of Mercury Systems at 38.067 subject to Rule 16 b-3
 
Jana Partners Management, Lp over a year ago
Acquisition by Jana Partners Management, Lp of 284295 shares of Mercury Systems at 29.21 subject to Rule 16 b-3
 
Jana Partners Management, Lp over a year ago
Acquisition by Jana Partners Management, Lp of 13600 shares of Mercury Systems at 37.25 subject to Rule 16 b-3
 
Jana Partners Management, Lp over a year ago
Acquisition by Jana Partners Management, Lp of 64435 shares of Mercury Systems at 33.14 subject to Rule 16 b-3
 
William Ballhaus over a year ago
Disposition of 567 shares by William Ballhaus of Mercury Systems at 28.24 subject to Rule 16 b-3
 
William Ballhaus over a year ago
Disposition of 567 shares by William Ballhaus of Mercury Systems at 28.24 subject to Rule 16 b-3

Outstanding Bonds

Corporate bonds issued by Mercury Systems matter because they shape interest expense, maturity risk, and the flexibility management has during tighter credit conditions. Maturity profile, refinancing windows, and coupon burden can all affect how resilient the capital structure looks in a weaker market.

Corporate Filings

F4
4th of March 2026
The report filed by a party regarding the acquisition or disposition of a company's common stock, as well as derivative securities such as options, warrants, and convertible securities
ViewVerify
F4
27th of February 2026
The report filed by a party regarding the acquisition or disposition of a company's common stock, as well as derivative securities such as options, warrants, and convertible securities
ViewVerify
F4
19th of February 2026
The report filed by a party regarding the acquisition or disposition of a company's common stock, as well as derivative securities such as options, warrants, and convertible securities
ViewVerify
F4
11th of February 2026
The report filed by a party regarding the acquisition or disposition of a company's common stock, as well as derivative securities such as options, warrants, and convertible securities
ViewVerify
8K
3rd of February 2026
Report filed with the SEC to announce major events that shareholders should know about
ViewVerify
F4
20th of January 2026
The report filed by a party regarding the acquisition or disposition of a company's common stock, as well as derivative securities such as options, warrants, and convertible securities
ViewVerify
F4
13th of November 2025
The report filed by a party regarding the acquisition or disposition of a company's common stock, as well as derivative securities such as options, warrants, and convertible securities
ViewVerify
13A
12th of November 2025
An amended filing to the original Schedule 13G
ViewVerify
The majority of Mercury Systems' outstanding shares are owned by institutions. This level of institutional concentration typically reflects the stock's inclusion in major indices, consistent liquidity, and long-term investment attractiveness for funds managing assets on behalf of pensions, endowments, and other institutional clients. With institutions controlling the majority of the float, changes in quarterly 13F filings can provide meaningful signals about shifts in professional investor sentiment. The ownership breakdown for Mercury Systems shows approximately 98% institutional, 2% insider, and 0% public.
 
Shares in Circulation  
 First Issued
1997-09-30
 Previous Quarter
59.2 M
 Current Value
59.4 M
 Average Shares Outstanding
34.3 M
 Quarterly Volatility
14.5 M
Macro event markers
 
Dot-com Bubble
 
Housing Crash
 
Credit Downgrade
 
Yuan Drop
 
Covid
 
Interest Hikes

Holders Distribution

Institutional ownership analysis for Mercury Systems matters because banks, hedge funds, pension plans, and other professional investors can influence price and liquidity more forcefully than smaller holders. Used correctly, the ownership map helps investors see where professional sponsorship may be strong and where exit risk could still be significant.

Market Cap and Value

Workforce Comparison

Mercury Systems is rated below average in number of employees among leading competitors. The total workforce of Industrials industry is now estimated at about 193,943. Mercury Systems claims roughly 2,162 in number of employees contributing just under 2% to equities under Industrials sector.

Profit Margins

The company has Profit Margin (PM) of -3.0 %, which indicates that the company's cost structure is outpacing its revenue. This is below the acceptable range for the industry. Similarly, it shows Operating Margin (OM) of 12.0 %, which suggests that the company generates $12.0 in operating profit for every $100 of revenue.
Current ValueLast YearChange From Last Year 10 Year Trend
Gross Profit Margin0.220.2345
Notably Down
Slightly volatile

Insider Trading History

Mercury Systems' insider trade log provides a timeline of management conviction that investors can read alongside earnings and guidance changes. Current market capitalization is about 4.84 Billion. Larger blocks and clustered timing patterns tend to carry more analytical weight than isolated transactions.
Buy/Sell Ratio# Purchases Trades# Sales TradesTotal Shares PurchasedTotal Shares Sold
2026-03-01
0.1429
1
7
474.00
859,758
2025-12-01
3.0
9
3
19,383
1,003,029
2025-09-01
0.4615
6
13
81,047
848,980
2025-06-01
0.25
2
8
23,067
215,801
2025-03-01
0.5
2
4
6,279
20,405
2024-12-01
4.0
8
2
38,656
16,920
2024-09-01
0.6364
7
11
164,950
28,223
2024-03-01
2.0
14
7
1,804,755
5,405
2023-12-01
3.0
15
5
573,660
6,393
2023-09-01
2.0
26
13
1,557,755
5,036
2023-03-01
0.1364
3
22
34,226
27,463
2022-12-01
9.0
9
1
34,522
1,691
2022-09-01
0.0417
1
24
5,000
46,934
2022-06-01
2.0
2
1
7,534
 0.00 
2022-03-01
15.0
15
1
468,600
764.00
2021-12-01
13.0
13
1
101,803
1,506
2021-09-01
0.4231
11
26
153,913
84,079
2020-12-01
0.5
8
16
15,600
25,300
2020-09-01
0.5
10
20
92,995
98,081
2020-03-01
0.0909
1
11
3,128
69,662
2019-12-01
1.0
7
7
13,727
41,000
2019-09-01
0.6
9
15
88,460
212,944
2018-12-01
1.0
8
8
24,828
35,490
2018-09-01
0.3462
9
26
110,250
153,358
2018-06-01
1.0
1
1
3,100
3,500
2018-03-01
0.1765
3
17
25,513
64,400
2017-12-01
0.4211
8
19
40,634
93,547
2017-09-01
0.4359
17
39
211,018
235,927
2017-06-01
0.25
3
12
47,683
117,606
2016-12-01
0.4348
10
23
86,116
291,897
2016-09-01
1.0833
13
12
377,500
155,786
2016-06-01
0.5
3
6
277,000
514,066
2015-12-01
2.0
8
4
107,125
55,518
2015-09-01
0.5714
8
14
159,064
160,349
2015-06-01
0.5
3
6
42,831
62,322
2014-12-01
1.6
8
5
147,051
208,039
2014-09-01
0.75
12
16
234,000
231,968
2013-09-01
0.4545
5
11
299,349
133,307
2012-09-01
0.5
5
10
609,954
50,719
2012-03-01
4.0
4
1
58,500
 0.00 
2011-12-01
2.3333
7
3
50,470
43,047
2011-09-01
0.875
7
8
76,000
51,042
2011-06-01
0.5
2
4
82,774
175,548
2010-12-01
4.0
12
3
103,332
12,741
2010-09-01
1.0
7
7
225,500
27,796
2009-12-01
14.0
14
1
93,331
9,072
2009-09-01
0.8333
5
6
284,500
6,313
2008-12-01
0.4706
8
17
108,000
49,072
2008-09-01
0.25
3
12
185,650
16,857
2008-06-01
0.1818
6
33
125,600
49,774
2008-03-01
0.7105
54
76
82,800
200,134
2007-12-01
1.375
11
8
467,285
6,300
2007-09-01
0.1579
3
19
18,000
29,819
2007-06-01
2.6667
16
6
173,541
28,223
2006-12-01
1.0
5
5
69,000
35,311
2006-09-01
0.5
8
16
56,313
153,673
2006-06-01
2.0
4
2
205,000
10,000
2006-03-01
2.0
14
7
109,230
30,134
2005-12-01
0.3846
5
13
20,674
37,574
2005-09-01
0.7368
14
19
50,367
82,600
2005-06-01
0.4737
9
19
27,636
68,586
2005-03-01
0.3077
4
13
11,601
24,202
2004-12-01
0.125
1
8
4,000
8,000
2004-09-01
0.6471
11
17
154,812
29,124
2004-06-01
1.0
1
1
15,000
 0.00 
2003-09-01
10.0
10
1
138,568
40,568

Notable Stakeholders

A Mercury Systems stakeholder is any individual or group with an interest in the outcome of the business, which is why stakeholder analysis can reveal who may influence strategy and oversight. Mercury Systems' stakeholders can support or challenge the entity's direction, which is why tracking them can add context around price-sensitive developments.
William BallhausCEO PresidentProfile
Mark AslettCEO and President and DirectorProfile
Michelle McCarthyChief Accounting Officer, Vice President ControllerProfile
Christopher CambriaSenior Vice President General Counsel, SecretaryProfile
Michael RuppertCFO, Executive Vice President Principal Accounting Officer, TreasurerProfile
David FarnsworthExecutive CFOProfile
Charles IVExecutive COOProfile
Tyler CFAVP RelationsProfile
Douglas MunroVP OfficerProfile
Steven RatnerExecutive OfficerProfile
Steve RatnerExecutive OfficerProfile
Roya MontakhabSenior SolutionsProfile
Robert McGrailDirector CommunicationsProfile
Robin MiltonChief OfficerProfile
Tod BrindlingerSenior OperationsProfile
Stephanie GeorgesExecutive OfficerProfile
Imtiaz IqbalChief OfficerProfile
Krishna SinhaVice DevelopmentProfile
Stuart KupinskyExecutive OfficerProfile
Allen CoutureExecutive ExcellenceProfile
Jeffrey EasonVP OfficerProfile
Shanna OwensSenior GrowthProfile
Thomas HuberEx OfficerProfile
William ConleyChief OfficerProfile
James StevisonEx DivisionProfile
Ghassan AlakaChief OfficerProfile

Management Information & Data Sources

Mercury Systems is a large-cap company in Aerospace & Defense, Industrials, NASDAQ Composite. Executive review focuses on insiders, senior management, and employee signals. Leadership stability matters when evaluating execution against stated business priorities. CEO is William Ballhaus with 2,162 employees and 26 reported executives.

For Mercury Systems, this section uses periodic company reporting and market reference feeds with Macroaxis normalization rules applied to keep cross-asset comparisons consistent. Professional analyst research is incorporated when coverage is available. Intraday timing differences may exist. Insider and management fields are mapped from published filings and company disclosures.

This content is curated and reviewed by:

Gabriel Shpitalnik - Member of Macroaxis Editorial Board
Last reviewed on February 23rd, 2026

Workforce Efficiency and Productivity

Investors reviewing Mercury Systems can use workforce efficiency as another lens on execution, especially when comparing similar businesses in the same industry. This is most informative when investors want to connect operating scale with efficiency rather than reviewing headcount in isolation.

Mercury Systems Manpower Efficiency

Return on Mercury Systems Manpower

Revenue Per Employee421.8K
Revenue Per Executive35.1M
Net Loss Per Employee17.5K
Net Loss Per Executive1.5M
Working Capital Per Employee350.5K
Working Capital Per Executive29.1M

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