Mercury Systems Ownership

Who are the major shareholders and have insiders been buying or selling?

Recent Insider Transactions

DB:MCY Recent Insider Transactions by Companies or Individuals
Date	Value	Name	Entity	Shares	Max Price
18 Feb 25	Sell€98,781	Charles Wells	Individual	2,342	€42.18
18 Feb 25	Sell€25,096	Douglas Munro	Individual	595	€42.18
18 Feb 25	Sell€100,257	Stuart Kupinsky	Individual	2,377	€42.18
18 Nov 24	Sell€56,048	Charles Wells	Individual	1,527	€36.70
16 Sep 24	Sell€2,332	Douglas Munro	Individual	69	€33.80
30 Aug 24	Sell€63,429	Debora Plunkett	Individual	1,843	€34.42
27 Aug 24	Buy€453,762	Jana Partners Management, LP	Company	13,600	€33.36
22 Aug 24	Sell€14,285	Steven Ratner	Individual	430	€33.22
21 Aug 24	Sell€134,271	Steven Ratner	Individual	3,891	€34.51
19 Aug 24	Sell€233,789	William Ballhaus	Individual	6,549	€35.70
19 Aug 24	Sell€239,751	David Farnsworth	Individual	6,716	€35.70
19 Aug 24	Sell€48,050	Charles Wells	Individual	1,346	€35.70
19 Aug 24	Sell€34,770	Steven Ratner	Individual	974	€35.70
19 Aug 24	Sell€47,836	Stephanie Comfort	Individual	1,340	€35.70
19 Aug 24	Sell€12,316	Douglas Munro	Individual	345	€35.70
18 Jun 24	Sell€56,922	Steven Ratner	Individual	2,202	€25.85

Insider Trading Volume

Insider Buying: MCY insiders have only sold shares in the past 3 months.

Ownership Breakdown

What is the ownership structure of MCY?
Owner Type	Number of Shares	Ownership Percentage
State or Government	12,666	0.0195%
Public Companies	66,543	0.102%
Individual Insiders	1,179,673	1.81%
Hedge Funds	6,941,565	10.7%
Institutions	56,805,471	87.4%

Dilution of Shares: Shareholders have not been meaningfully diluted in the past year.

Top Shareholders

Top 25 shareholders own 86.96% of the company

Ownership	Name	Shares	Current Value	Change %	Portfolio %
14.7%	BlackRock, Inc.	8,770,778	€375.1m	-0.57%	0.01%
11.6%	Jana Partners Management, LP	6,941,565	€296.9m	0%	19.56%
11%	William Blair Investment Management, LLC	6,568,640	€280.9m	-10%	0.42%
9.3%	The Vanguard Group, Inc.	5,550,610	€237.4m	0.75%	no data
4.92%	State Street Global Advisors, Inc.	2,936,241	€125.6m	-8.2%	0.01%
3.78%	Conestoga Capital Advisors, LLC	2,258,186	€96.6m	8.94%	1.71%
3.69%	Dimensional Fund Advisors LP	2,202,124	€94.2m	2.45%	0.02%
2.91%	Victory Capital Management Inc.	1,734,791	€74.2m	-15.8%	0.08%
2.23%	Scopia Capital Management LP	1,328,021	€56.8m	95.5%	7.04%
2.06%	Geode Capital Management, LLC	1,230,214	€52.6m	-3.22%	no data
2.02%	Fuller & Thaler Asset Management, Inc.	1,202,667	€51.4m	-0.23%	0.25%
2.01%	Baron Capital Group, Inc.	1,201,324	€51.4m	-0.36%	0.16%
1.95%	Snyder Capital Management, L.P.	1,165,119	€49.8m	-6.33%	1.25%
1.79%	Neuberger Berman Investment Advisers LLC	1,069,618	€45.7m	-0.71%	0.04%
1.72%	Segall Bryant & Hamill, LLC	1,025,622	€43.9m	-19.3%	0.77%
1.71%	Millennium Management LLC	1,023,508	€43.8m	196%	0.04%
1.66%	First Trust Advisors LP	988,936	€42.3m	50.8%	0.04%
1.13%	UBS Asset Management AG	673,951	€28.8m	317%	no data
1.13%	Charles Schwab Investment Management, Inc.	673,224	€28.8m	0%	0.01%
1.04%	RBC Global Asset Management Inc.	619,731	€26.5m	-1.81%	0.02%
1%	Invesco Capital Management LLC	596,636	€25.5m	6.45%	0.01%
0.99%	Northern Trust Global Investments	593,455	€25.4m	2.89%	no data
0.93%	FMR LLC	554,854	€23.7m	18,900%	no data
0.84%	Mesirow Financial Investment Management, Inc.	500,831	€21.4m	14.7%	0.41%
0.82%	Staley Capital Advisers, Inc.	488,080	€20.9m	-1.37%	1.13%

Company Analysis and Financial Data Status

Data	Last Updated (UTC time)
Company Analysis	2025/05/08 23:18
End of Day Share Price	2025/05/08 00:00
Earnings	2025/03/28
Annual Earnings	2024/06/28

Data Sources

The data used in our company analysis is from S&P Global Market Intelligence LLC. The following data is used in our analysis model to generate this report. Data is normalised which can introduce a delay from the source being available.

Package	Data	Timeframe	Example US Source ^*
Company Financials	10 years	Income statement Cash flow statement Balance sheet	SEC Form 10-K SEC Form 10-Q
Analyst Consensus Estimates	+3 years	Forecast financials Analyst price targets	Analyst Research Reports Blue Matrix
Market Prices	30 years	Stock prices Dividends, Splits and Actions	ICE Market Data SEC Form S-1
Ownership	10 years	Top shareholders Insider trading	SEC Form 4 SEC Form 13D
Management	10 years	Leadership team Board of directors	SEC Form 10-K SEC Form DEF 14A
Key Developments	10 years	Company announcements	SEC Form 8-K

^* Example for US securities, for non-US equivalent regulatory forms and sources are used.

Unless specified all financial data is based on a yearly period but updated quarterly. This is known as Trailing Twelve Month (TTM) or Last Twelve Month (LTM) Data. Learn more.

Analysis Model and Snowflake

Details of the analysis model used to generate this report is available on our Github page, we also have guides on how to use our reports and tutorials on Youtube.

Learn about the world class team who designed and built the Simply Wall St analysis model.

Industry and Sector Metrics

Our industry and section metrics are calculated every 6 hours by Simply Wall St, details of our process are available on Github.

Analyst Sources

Mercury Systems, Inc. is covered by 19 analysts. 8 of those analysts submitted the estimates of revenue or earnings used as inputs to our report. Analysts submissions are updated throughout the day.

Analyst	Institution
Peter Arment	Baird
Christopher Rieger	Berenberg
Michael Ciarmoli	Boenning & Scattergood, Inc.