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Mercury Systems (MRCY) Institutional Ownership

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$72.24 -0.84 (-1.15%)
Closing price 09/12/2025 04:00 PM Eastern
Extended Trading
$72.88 +0.64 (+0.88%)
As of 09/12/2025 07:55 PM Eastern
Extended trading is trading that happens on electronic markets outside of regular trading hours. This is a fair market value extended hours price provided by Polygon.io. Learn more.
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Institutional Ownership Changes (13F Filings) for Mercury Systems (NASDAQ:MRCY)

Current
Institutional Ownership
Percentage
95.99%
Number of
Institutional Buyers
(last 12 months)
174
Total
Institutional Inflows
(last 12 months)
$504.27M
Number of
Institutional Sellers
(last 12 months)
99
Total
Institutional Outflows
(last 12 months)
$304.68M
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MRCY Institutional Buying and Selling by Quarter

Mercury Systems Major Shareholders & Ownership History

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Reporting DateMajor Shareholder NameShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails
9/4/2025 Osaic Holdings Inc.599$32K0.0%+53.2%0.001%
8/27/2025 Squarepoint Ops LLC45,871$2.47M0.0%+406.1%0.077%
8/22/2025 Cim Investment Management Inc.15,827$852K0.2%+100.7%0.026%
8/18/2025 Castleark Management LLC92,800$5.00M0.2%N/A0.155%
8/16/2025 Public Sector Pension Investment Board173,201$9.33M0.0%+7.7%0.289%
8/16/2025 Evergreen Capital Management LLC3,938$212K0.0%N/A0.007%
8/15/2025 CANADA LIFE ASSURANCE Co42,446$2.29M0.0%-3.1%0.071%
8/15/2025 Tower Research Capital LLC TRC 6,494$350K0.0%+516.7%0.011%
8/15/2025 Corient Private Wealth LLC7,345$396K0.0%+16.1%0.012%
8/15/2025 State of Tennessee Department of Treasury20,849$1.12M0.0%+16.3%0.035%
8/15/2025 Captrust Financial Advisors13,846$746K0.0%N/A0.023%
8/15/2025 Vident Advisory LLC102,751$5.53M0.1%+34.3%0.171%
8/15/2025 Select Equity Group L.P.83,770$4.51M0.0%+351.6%0.140%
8/15/2025 Rafferty Asset Management LLC13,163$709K0.0%+12.3%0.022%
8/15/2025 Scopia Capital Management LP446,623$24.06M2.9%-48.8%0.745%
8/15/2025 Engineers Gate Manager LP14,279$769K0.0%N/A0.024%
8/15/2025 BNP Paribas Financial Markets34,674$1.87M0.0%+53.5%0.058%
8/15/2025 Boothbay Fund Management LLC31,252$1.68M0.0%-52.9%0.052%
8/15/2025 Brevan Howard Capital Management LP22,861$1.23M0.0%+0.9%0.038%
8/15/2025 Bamco Inc. NY1,234,801$66.51M0.2%+3.2%2.061%
8/15/2025 Bank of America Corp DE300,540$16.19M0.0%+17.8%0.502%
8/15/2025 Ameriprise Financial Inc.415,809$22.40M0.0%+10.3%0.694%
8/14/2025 California State Teachers Retirement System46,848$2.52M0.0%+0.9%0.078%
8/14/2025 Raymond James Financial Inc.166,478$8.97M0.0%+10.1%0.278%
8/14/2025 Quantinno Capital Management LP38,493$2.07M0.0%+0.7%0.064%
8/14/2025 MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.423,483$22.81M0.0%+58.7%0.707%
8/14/2025 The Manufacturers Life Insurance Company 28,782$1.55M0.0%-5.6%0.048%
8/14/2025 Squarepoint Ops LLC45,871$2.47M0.0%+406.1%0.077%
8/14/2025 Sei Investments Co.190,599$10.27M0.0%+19.3%0.318%
8/14/2025 13D Management LLC137,012$7.38M6.7%-32.4%0.229%
8/14/2025 iSAM Funds UK Ltd8,772$472K0.1%+43.9%0.015%
8/14/2025 Lombard Odier Asset Management USA Corp7,605$410K0.0%+19.2%0.013%
8/14/2025 State Street Corp3,246,573$174.86M0.0%+8.7%5.418%
8/14/2025 WINTON GROUP Ltd10,493$565K0.0%N/A0.018%
8/14/2025 Cerity Partners LLC57,552$3.10M0.0%+0.4%0.096%
8/14/2025 Federated Hermes Inc.801$43K0.0%N/A0.001%
8/13/2025 Archon Capital Management LLC49,600$2.67M2.2%N/A0.083%
8/13/2025 Marshall Wace LLP67,916$3.66M0.0%-87.3%0.114%
8/13/2025 First Trust Advisors LP781,009$42.07M0.0%-17.3%1.307%
8/13/2025 Kennedy Capital Management LLC530,933$28.60M0.7%+51.0%0.888%
8/13/2025 EverSource Wealth Advisors LLC929$50K0.0%+33.7%0.002%
8/13/2025 Invesco Ltd.583,707$31.44M0.0%-4.4%0.977%
8/13/2025 M&T Bank Corp20,868$1.12M0.0%-7.0%0.035%
8/13/2025 Fisher Asset Management LLC721,333$38.85M0.0%+0.1%1.207%
8/13/2025 Loomis Sayles & Co. L P992,610$53.46M0.1%+321.7%1.661%
8/13/2025 Hsbc Holdings PLC6,857$369K0.0%N/A0.011%
8/13/2025 Russell Investments Group Ltd.84,519$4.55M0.0%+106.9%0.141%
8/12/2025 Prudential Financial Inc.193,175$10.40M0.0%+286.2%0.323%
8/12/2025 American Century Companies Inc.12,947$697K0.0%-79.4%0.022%
8/12/2025 Segall Bryant & Hamill LLC999,185$53.82M0.8%-2.6%1.672%
8/12/2025 Rhumbline Advisers155,746$8.39M0.0%+0.7%0.261%
8/12/2025 Franklin Resources Inc.17,710$954K0.0%N/A0.030%
8/12/2025 Legal & General Group Plc164,243$8.85M0.0%+1.5%0.275%
8/12/2025 Neo Ivy Capital Management50,632$2.73M0.9%N/A0.085%
8/12/2025 JPMorgan Chase & Co.124,973$6.73M0.0%+30.3%0.209%
8/12/2025 Swiss National Bank96,900$5.22M0.0%-1.3%0.162%
8/8/2025 Intech Investment Management LLC35,587$1.92M0.0%-53.7%0.060%
8/8/2025 Creative Planning15,839$853K0.0%+55.7%0.027%
8/8/2025 SG Americas Securities LLC14,919$804K0.0%-39.1%0.025%
8/8/2025 OmniStar Financial Group Inc.11,861$639K0.5%-23.0%0.020%
8/8/2025 Commonwealth of Pennsylvania Public School Empls Retrmt SYS13,040$702K0.0%+7.4%0.022%
8/8/2025 Calamos Advisors LLC54,954$2.96M0.0%+179.2%0.092%
8/8/2025 Police & Firemen s Retirement System of New Jersey11,987$646K0.0%+4.5%0.020%
8/8/2025 Geode Capital Management LLC1,265,010$68.14M0.0%+0.0%2.117%
8/8/2025 PNC Financial Services Group Inc.7,033$379K0.0%+17.9%0.012%
8/8/2025 KBC Group NV1,886$102K0.0%-24.4%0.003%
8/7/2025 ProShare Advisors LLC11,600$625K0.0%-5.1%0.019%
8/7/2025 Lisanti Capital Growth LLC94,205$5.07M1.4%+58.4%0.158%
8/7/2025 King Luther Capital Management Corp107,443$5.79M0.0%+41.2%0.180%
8/7/2025 Zions Bancorporation National Association UT58,286$3.14M0.2%+6.5%0.098%
8/7/2025 Future Fund LLC25,734$1.39M0.6%+139.1%0.043%
8/7/2025 Connor Clark & Lunn Investment Management Ltd.30,001$1.62M0.0%N/A0.050%
8/7/2025 Mitsubishi UFJ Asset Management Co. Ltd.10,419$561K0.0%-11.4%0.017%
8/6/2025 Mark Sheptoff Financial Planning LLC1,100$59K0.0%N/A0.002%
8/6/2025 Moors & Cabot Inc.5,250$283K0.0%-24.5%0.009%
8/5/2025 Bank of New York Mellon Corp312,822$16.85M0.0%+0.3%0.523%
8/5/2025 Harel Insurance Investments & Financial Services Ltd.7,751$417K0.0%+24.9%0.013%
8/4/2025 Keybank National Association OH9,268$499K0.0%-15.3%0.016%
8/4/2025 Emerald Mutual Fund Advisers Trust263,218$14.18M0.9%N/A0.440%
8/4/2025 Emerald Advisers LLC456,713$24.60M0.9%N/A0.764%
8/4/2025 Quaker Wealth Management LLC644$35K0.0%-200.0%0.001%
8/1/2025 Teacher Retirement System of Texas7,703$415K0.0%+4.0%0.013%
8/1/2025 Envestnet Asset Management Inc.16,105$867K0.0%+5.4%0.027%
7/30/2025 Cookson Peirce & Co. Inc.34,217$1.84M0.1%N/A0.057%
7/30/2025 Conestoga Capital Advisors LLC2,558,935$137.82M2.0%+13.3%4.282%
7/29/2025 Mutual of America Capital Management LLC157,856$8.50M0.1%+136.6%0.264%
7/29/2025 William Blair Investment Management LLC4,695,683$252.91M0.7%-12.6%7.858%
7/29/2025 WCM Investment Management LLC354,684$18.94M0.0%-19.8%0.594%
7/28/2025 Bayforest Capital Ltd14,836$799K0.3%N/A0.025%
7/28/2025 TD Asset Management Inc11,718$631K0.0%N/A0.020%
7/25/2025 Verdence Capital Advisors LLC4,390$236K0.0%N/A0.007%
7/25/2025 Allspring Global Investments Holdings LLC179,111$9.07M0.0%N/A0.300%
7/24/2025 Blair William & Co. IL125,047$6.74M0.0%-5.4%0.209%
7/23/2025 KLP Kapitalforvaltning AS11,100$598K0.0%+4.7%0.019%
7/22/2025 Hunter Perkins Capital Management LLC8,861$477K0.1%-6.3%0.015%
7/21/2025 Hilltop National Bank2,050$110K0.0%N/A0.003%
7/21/2025 Mirae Asset Global Investments Co. Ltd.1,271$68K0.0%-15.8%0.002%
7/16/2025 State of Alaska Department of Revenue30,232$1.63M0.0%+7.6%0.051%
7/14/2025 GAMMA Investing LLC1,322$71K0.0%+25.0%0.002%
7/11/2025 Bouvel Investment Partners LLC30,808$1.66M0.6%N/A0.052%
(Data available from 1/1/2016 forward)

MRCY Institutional Ownership - Frequently Asked Questions

Who are the largest shareholders of MRCY shares?

During the previous two years, 263 institutional investors and hedge funds held shares of Mercury Systems. The most heavily invested institutionals were William Blair Investment Management LLC ($252.91M), Vanguard Group Inc. ($237.03M), State Street Corp ($174.86M), JANA Partners Management LP ($174.52M), Conestoga Capital Advisors LLC ($137.82M), Dimensional Fund Advisors LP ($92.49M), and Victory Capital Management Inc. ($74.75M).Learn more on Mercury Systems' institutional investors.

What percentage of Mercury Systems' stock is owned by institutional investors?

95.99% of Mercury Systems' stock is owned by institutional investors. Learn more on MRCY's institutional investor holdings.

Which institutional investors have been buying Mercury Systems' stock?

Of the 232 institutional investors that purchased Mercury Systems' stock in the last 24 months, the following investors and hedge funds have bought the highest volume of shares: JANA Partners Management LP ($4.71M), Conestoga Capital Advisors LLC ($1.58M), William Blair Investment Management LLC ($1.41M), Loomis Sayles & Co. L P ($757.22K), Millennium Management LLC ($677.89K), Vanguard Group Inc. ($524.24K), and MetLife Investment Management LLC ($479.29K).

How much institutional buying is happening at Mercury Systems?

Institutional investors have bought a total of 10,982,338 shares in the last 24 months. This purchase volume represents approximately $504.27M in transactions.

Which of Mercury Systems' major shareholders have been selling company stock?

Of the 99 institutional investors that sold Mercury Systems' stock in the last 24 months, the following investors and hedge funds have sold the highest volume of shares: William Blair Investment Management LLC ($1.54M), Scopia Capital Management LP ($1.05M), Marshall Wace LLP ($587.58K), Victory Capital Management Inc. ($373.65K), Millennium Management LLC ($339.50K), Segall Bryant & Hamill LLC ($313.34K), and Bank of America Corp DE ($239.54K).

How much institutional selling is happening at Mercury Systems?

Institutional investors have sold a total of 6,782,353 shares in the last 24 months. This volume of shares sold represents approximately $304.68M in transactions.


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This page (NASDAQ:MRCY) was last updated on 9/14/2025 by MarketBeat.com Staff
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