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Mercury Systems Inc

MRCY
Exchange
Nasdaq
Industry
Electronic Components & Accessories
SEC CIK
0001049521

In the last 90 days, Mercury Systems Inc insiders filed 0 open-market purchases and 16 sales; 393 institutions reported holding it in 13F filings for Q2 2026, worth $8.02B in total; no superinvestor holds it.

Q2 2026 vs. Q1 2026

How the institutions holding Mercury Systems Inc changed between Q1 2026 and Q2 2026.

All holders in Q2 2026All holders in Q1 2026

13F holders of MRCY: Q1 2026 compared with Q2 2026
MeasureQ1 2026Of which not filed for Q2 2026Q2 2026Change
Holders3575393+41
Shares65.2M45.3K65.6M+491.5K (+0.8%)
Value$4.75B$3.31M$8.02B+$3.27B (+68.9%)

5 institutions that held it in Q1 2026 haven't filed for Q2 2026 yet. Not filing isn't selling, so the changes leave them out.

New holders (85)

Institutions that held Mercury Systems Inc at the end of Q2 2026 but not at the end of Q1 2026.

Institutions new to MRCY in Q2 2026
InstitutionSharesValue% of portfolio
American Capital Management Inc486,064$59.5M2.67%
Jane Street Group, LLC115,338$14.1M0.01%
DF Dent & Co Inc113,611$13.9M0.26%
Summit Partners Public Asset Management, LLC98,122$12.0M0.31%
EAM Investors, LLC47,917$5.86M0.52%
HWG Holdings LP36,605$4.48M1.01%
Jupiter Topco LLC34,273$4.19M0.00%
PEAK6 LLC29,871$3.65M0.09%
RE Advisers Corp19,900$2.43M0.06%
Trexquant Investment LP17,714$2.17M0.01%
Waratah Capital Advisors Ltd.12,222$1.50M0.11%
Graham Capital Management, L.P.9,800$1.20M0.03%
Brevan Howard Capital Management LP8,707$1.07M0.01%
Weiss Asset Management LP7,052$862.7K0.01%
Campbell & CO Investment Adviser LLC6,356$777.5K0.04%
EntryPoint Capital, LLC5,532$676.7K0.16%
Sigma Planning Corp5,172$632.7K0.02%
Colony Group, LLC4,967$607.6K0.00%
Guggenheim Capital LLC4,930$603.1K0.00%
Keenan, LLC4,423$541.1K0.38%
Commonwealth Equity Services, LLC4,305$526.6K0.00%
Allstate Corp4,102$501.8K0.01%
Ethic Inc.3,987$487.7K0.01%
Sanctuary Advisors, LLC3,506$428.9K0.00%
Inceptionr LLC3,432$419.8K0.10%
Mercer Global Advisors Inc3,111$380.6K0.00%
HB Wealth Management, LLC3,073$375.9K0.00%
Profund Advisors LLC3,042$372.1K0.01%
Beacon Pointe Advisors, LLC3,037$371.5K0.00%
XTX Topco Ltd3,027$370.3K0.00%
Verdence Capital Advisors LLC3,026$370.2K0.02%
Crestwood Advisors Group LLC2,960$362.1K0.01%
Polen Capital Management LLC2,904$355.2K0.00%
Global Retirement Partners, LLC2,816$344.5K0.01%
Thoroughbred Financial Services, LLC2,795$341.0K0.02%
Teacher Retirement System of Texas2,786$340.8K0.00%
Cetera Investment Advisers2,774$339.3K0.00%
Marco Investment Management LLC2,655$324.8K0.02%
Cornerstone Investment Partners, LLC2,543$311.1K0.01%
Lazard Asset Management LLC2,465$301.5K0.00%
Themes Management Co LLC2,388$292.1K0.19%
Twinbeech Capital LP2,346$287.0K0.05%
Polymer Capital Management (US) LLC2,313$282.9K0.04%
Kestra Private Wealth Services, LLC2,247$274.9K0.00%
Merit Financial Group, LLC2,226$272.3K0.00%
Fifth Third Wealth Advisors LLC2,221$271.7K0.01%
Nykredit A/S2,167$265.1K0.00%
Hardy Reed LLC2,125$260.0K0.02%
AE Wealth Management LLC2,060$252.0K0.00%
Oppenheimer Asset Management Inc.2,006$245.4K0.00%
Angeles Wealth Management, LLC1,936$236.8K0.01%
Concurrent Investment Advisors, LLC1,915$234.3K0.00%
Empowered Funds, LLC1,905$233.0K0.00%
Williams Jones Wealth Management, LLC.1,900$232.4K0.00%
Catalyst Funds Management Pty Ltd1,900$232.4K0.01%
Intellectus Partners, LLC1,895$231.8K0.04%
CIBC Asset Management Inc1,856$227.0K0.00%
Magnetar Financial LLC1,848$226.1K0.00%
Byrne Financial Freedom, LLC1,770$216.5K0.08%
Wiley Bros.-Aintree Capital, LLC1,760$215.3K0.00%
Ritholtz Wealth Management1,730$211.6K0.00%
Silverberg Bernstein Capital Management LLC1,700$208.0K0.08%
First Bank & Trust1,674$204.8K0.03%
Yarbrough Capital, LLC1,666$203.8K0.01%
Mitsubishi UFJ Trust & Banking Corp1,587$194.1K0.00%
Quantbot Technologies LP670$82.0K0.00%
Institute for Wealth Management, LLC.428$52.4K0.00%
Montag A & Associates Inc321$39.3K0.00%
Fulcrum Asset Management LLP52$5.73K0.00%
Action Point Financial Planning, LLC34$4.04K0.00%
Creative Capital Management Investments LLC12$1.47K0.00%
Cornerstone Financial Management LLC11$1.35K0.00%
Plante Moran Financial Advisors, LLC10$1.22K0.00%
Noble Wealth Management PBC8$9790.00%
Silver Grove Financial Group, Inc.6$7340.00%
Clearstead Advisors, LLC4$4900.00%
Davis Capital Management3$3670.00%
LRI Investments, LLC3$3670.00%
Hughes Financial Services, LLC2$2450.00%
DecisionPoint Financial, LLC1$1240.00%
JPL Wealth Management, LLC1$1230.00%
Motco1$1220.00%
Clear Street Markets LLC1$1220.00%
Evolution Advisers, Inc.4$00.00%
Navigoe, LLC3$00.00%

Sold out (44)

Institutions that held Mercury Systems Inc at the end of Q1 2026 and filed for Q2 2026 without it.

Institutions that sold out of MRCY in Q2 2026
InstitutionShares, Q1 2026Value, Q1 2026
Citadel Advisors LLC292,866$21.4M
Penn Capital Management Co Inc127,789$9.34M
Qube Research & Technologies Ltd111,190$8.11M
ExodusPoint Capital Management, LP39,224$2.86M
Bouvel Investment Partners, LLC32,751$2.39M
Freemont Management S.A.31,700$2.31M
Castleark Management LLC25,048$1.83M
Great Lakes Advisors, LLC21,595$1.57M
Squarepoint Ops LLC21,571$1.57M
Cookson Peirce & Co Inc17,309$1.26M
Two Sigma Securities, LLC11,950$871.3K
Virtu Financial LLC9,420$687.0K
Perbak Capital Partners LLP8,184$596.7K
Cinctive Capital Management LP6,615$482.3K
IMC-Chicago, LLC5,422$395.3K
Bridgefront Capital, LLC4,914$358.3K
Capstone Investment Advisors, LLC4,516$329.3K
Alamea Verwaltungs GmbH4,354$317.4K
Intrua Financial, LLC4,017$292.9K
Blackstone Group Inc.3,799$277.0K
Y-Intercept (Hong Kong) Ltd3,213$234.3K
Blueshift Asset Management, LLC3,104$226.3K
Winton Group Ltd3,057$222.9K
Mariner, LLC2,993$218.2K
Engineers Gate Manager LP2,980$217.3K
Abacus Planning Group, Inc.2,904$211.7K
Natixis2,814$205.2K
Quarry LP740$54.0K
Walleye Trading LLC635$46.3K
Optiver Holding B.V.331$24.1K
Group One Trading, L.P.303$22.1K
HM Payson & Co200$14.6K
Root Financial Partners, LLC192$14.0K
Matrix Trust Co135$10.0K
Ancora Advisors, LLC135$9.84K
Sound Income Strategies, LLC110$8.22K
Twin Peaks Wealth Advisors, LLC108$7.87K
MAI Capital Management49$3.57K
Annis Gardner Whiting Capital Advisors, LLC31$2.26K
Wall Street Financial Group, Inc.11$802
Rossby Financial, LCC7$523
Vermillion Wealth Management, Inc.3$219
True Wealth Design, LLC2$146
Advisory Services Network, LLC1$73

Not filed for Q2 2026 yet (5)

Institutions that held Mercury Systems Inc at the end of Q1 2026 and haven't filed a 13F for Q2 2026. Not filing isn't selling, so they aren't counted as sold out.

Institutions holding MRCY in Q1 2026 that haven't filed for Q2 2026
InstitutionShares, Q1 2026Value, Q1 2026
Janus Henderson Group PLC23,484$1.71M
Richard Bernstein Advisors LLC10,715$781.2K
CWM, LLC8,113$591.5K
Journey Strategic Wealth LLC3,009$219.4K
Sunbelt Securities, Inc.8$583