There is a long list of 217 institutional holders of MRCY within the last two holding periods in our database of 13F filers, so we've sorted through to present to you just the top 50 institutional holders of MRCY by largest to smallest position reported in the institutional investor's latest 13F filing. In the institutional-holders-of-MRCY table below, the initial column indicates the name of each top institutional holder of MRCY, with a link to that fund's top holdings. The next columns indicate the amount of MRCY stock held by each of the institutional holders of MRCY, followed by the MRCY position size held by the institution, and finally the date of the quarterly 13F filing period the holdings data represents for that institution.

Holder	Amount	Position Size ($ in 1000's)	As of
BlackRock Inc.	7,487,149	$273,805	12/31/2023
MRCY	7,487,149	$273,805	12/31/2023
William Blair Investment Management LLC	6,556,772	$239,781	12/31/2023
MRCY	6,556,772	$239,781	12/31/2023
Vanguard Group Inc.	5,669,352	$207,328	12/31/2023
MRCY	5,669,352	$207,328	12/31/2023
JANA Partners Management LP	5,211,135	$190,571	12/31/2023
MRCY	5,211,135	$190,571	12/31/2023
State Street Corp	3,536,048	$129,313	12/31/2023
MRCY	3,536,048	$129,313	12/31/2023
Conestoga Capital Advisors LLC	2,450,459	$89,613	12/31/2023
MRCY	2,450,459	$89,613	12/31/2023
Starboard Value LP	2,145,000	$78,443	12/31/2023
MRCY	2,145,000	$78,443	12/31/2023
Dimensional Fund Advisors LP	1,974,504	$72,208	12/31/2023
MRCY	1,974,504	$72,208	12/31/2023
Bamco Inc. NY	1,893,154	$69,233	12/31/2023
MRCY	1,893,154	$69,233	12/31/2023
Victory Capital Management Inc.	1,800,182	$65,833	12/31/2023
MRCY	1,800,182	$65,833	12/31/2023
Westwood Holdings Group Inc.	1,354,566	$49,536	12/31/2023
MRCY	1,354,566	$49,536	12/31/2023
Segall Bryant & Hamill LLC	1,288,150	$47,108	12/31/2023
MRCY	1,288,150	$47,108	12/31/2023
The Manufacturers Life Insurance Company	913,498	$33,407	12/31/2023
MRCY	913,498	$33,407	12/31/2023
Royal Bank of Canada	890,700	$32,573	12/31/2023
MRCY	890,700	$32,573	12/31/2023
Snyder Capital Management L P	807,257	$32,019	12/31/2023
MRCY	807,257	$32,019	12/31/2023
Geode Capital Management LLC	838,215	$30,658	12/31/2023
MRCY	838,215	$30,658	12/31/2023
Bank of New York Mellon Corp	766,758	$28,040	12/31/2023
MRCY	766,758	$28,040	12/31/2023
Cooper Creek Partners Management LLC	630,856	$23,070	12/31/2023
MRCY	630,856	$23,070	12/31/2023
Neuberger Berman Group LLC	589,111	$21,552	12/31/2023
MRCY	589,111	$21,552	12/31/2023
American Century Companies Inc.	559,978	$20,478	12/31/2023
MRCY	559,978	$20,478	12/31/2023
Aristotle Capital Boston LLC	541,195	$19,791	12/31/2023
MRCY	541,195	$19,791	12/31/2023
Invesco Ltd.	526,228	$19,244	12/31/2023
MRCY	526,228	$19,244	12/31/2023
Sasco Capital Inc. CT	508,850	$18,609	12/31/2023
MRCY	508,850	$18,609	12/31/2023
WCM Investment Management LLC	448,803	$16,538	12/31/2023
MRCY	448,803	$16,538	12/31/2023
Ameriprise Financial Inc.	448,595	$16,405	12/31/2023
MRCY	448,595	$16,405	12/31/2023
Charles Schwab Investment Management Inc.	433,971	$15,870	12/31/2023
MRCY	433,971	$15,870	12/31/2023
FMR LLC	410,991	$15,030	12/31/2023
MRCY	410,991	$15,030	12/31/2023
Marshall Wace LLP	397,024	$14,519	12/31/2023
MRCY	397,024	$14,519	12/31/2023
Nuveen Asset Management LLC	366,884	$13,417	12/31/2023
MRCY	366,884	$13,417	12/31/2023
Norges Bank	363,518	$13,294	12/31/2023
MRCY	363,518	$13,294	12/31/2023
Clearline Capital LP	342,221	$12,515	12/31/2023
MRCY	342,221	$12,515	12/31/2023
Northern Trust Corp	342,108	$12,511	12/31/2023
MRCY	342,108	$12,511	12/31/2023
Staley Capital Advisers Inc.	326,531	$11,941	12/31/2023
MRCY	326,531	$11,941	12/31/2023
Mesirow Institutional Investment Management Inc.	326,467	$11,939	12/31/2023
MRCY	326,467	$11,939	12/31/2023
Morgan Stanley	301,615	$11,030	12/31/2023
MRCY	301,615	$11,030	12/31/2023
Healthcare of Ontario Pension Plan Trust Fund	291,200	$10,649	12/31/2023
MRCY	291,200	$10,649	12/31/2023
Cambiar Investors LLC	278,450	$10,183	12/31/2023
MRCY	278,450	$10,183	12/31/2023
Two Sigma Investments LP	269,517	$9,856	12/31/2023
MRCY	269,517	$9,856	12/31/2023
Principal Financial Group Inc.	268,622	$9,824	12/31/2023
MRCY	268,622	$9,824	12/31/2023
Crestline Management LP	267,437	$9,780	12/31/2023
MRCY	267,437	$9,780	12/31/2023
Loomis Sayles & Co. L P	260,303	$9,519	12/31/2023
MRCY	260,303	$9,519	12/31/2023
Royce & Associates LP	208,718	$7,633	12/31/2023
MRCY	208,718	$7,633	12/31/2023
Comerica Bank	206,676	$7,558	12/31/2023
MRCY	206,676	$7,558	12/31/2023
Sandler Capital Management		$7,314	12/31/2023
Call	200,000	$7,314	12/31/2023
Sei Investments Co.	170,824	$6,247	12/31/2023
MRCY	170,824	$6,247	12/31/2023
Guggenheim Capital LLC	163,934	$5,995	12/31/2023
MRCY	163,934	$5,995	12/31/2023
13D Management LLC	160,986	$5,887	12/31/2023
MRCY	160,986	$5,887	12/31/2023
Legal & General Group Plc	159,303	$5,826	12/31/2023
MRCY	159,303	$5,826	12/31/2023
Rhumbline Advisers	144,070	$5,269	12/31/2023
MRCY	144,070	$5,269	12/31/2023
Fred Alger Management LLC	139,084	$5,086	12/31/2023
MRCY	139,084	$5,086	12/31/2023

See All: Funds Holding MRCY
See Details: Top 10 Hedge Funds Holding MRCY
Also See: MRCY Insider Buying
Also See: MRCY Holdings Changes

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