13F

Stock

Mercury Sys Inc

Ticker not mapped · held by 345 managers

Reported value

$4.39B

Holders

345

+3 new · −0 exited

Holders’ est. mark

−$5.21M

Price effect on 7 books still in the name

Largest holder

$628.7M

BlackRock, Inc.

Notable conviction

Share of each notable manager’s 13F book.

Holder count by quarter

Who holds it

Notable only
InvestorSharesValueEst. markChange
BlackRock, Inc.8.61M$628.7M—Held
Vanguard5.63M$411.2M—Held
JANA Partners Management, LP4.96M$362.1M—Held
State Street3.42M$250M—Held
Conestoga Capital Advisors, LLC2.17M$158.8M—Held
Invesco Ltd.1.91M$139.5M—Held
DIMENSIONAL FUND ADVISORS LP1.48M$107.8M—Held
GEODE CAPITAL MANAGEMENT, LLC1.37M$99.9M—Held
AMERIPRISE FINANCIAL INC1.29M$94.2M—Held
FIRST TRUST ADVISORS LP1.28M$93.4M—Held
GOLDMAN SACHS GROUP INC1.16M$84.4M—Held
Fidelity1.15M$84.1M—Held
NEUBERGER BERMAN GROUP LLC1.03M$75.2M—Held
WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC984.3K$71.9M—Held
Fisher Asset Management, LLC860.4K$62.8M—Held
LOOMIS SAYLES & CO L P851.8K$62.2M—Held
BAMCO INC /NY/835.8K$61M—Held
Allspring Global Investments Holdings, LLC753.7K$57.3M—Held
SNYDER CAPITAL MANAGEMENT L P748.5K$54.7M—Held
MORGAN STANLEY730.7K$53.3M−$3.21MCut−$14.5M
RAYMOND JAMES FINANCIAL INC708.1K$52.1M—Held
KENNEDY CAPITAL MANAGEMENT LLC670.5K$49M—Held
ROYAL BANK OF CANADA644.1K$47M—Held
CHARLES SCHWAB INVESTMENT MANAGEMENT INC636.6K$46.5M—Held
SEGALL BRYANT & HAMILL, LLC636.5K$46.5M—Held
MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.598.6K$43.7M—Held
EMERALD ADVISERS, LLC531.1K$38.8M—Held
NORTHERN TRUST CORP517.8K$37.8M—Held
VOYA INVESTMENT MANAGEMENT LLC511.3K$37.3M—Held
JENNISON ASSOCIATES LLC450K$32.9M—Held
OBERWEIS ASSET MANAGEMENT INC/414K$30.2M—Held
SEI INVESTMENTS CO378.4K$27.6M—Held
Nuveen, LLC351.1K$25.6M—Held
EMERALD MUTUAL FUND ADVISERS TRUST336.1K$24.5M—Held
Bank of New York Mellon Corp322.3K$23.5M—Held
Driehaus Capital Management LLC304.7K$22.2M—Held
SILVERCREST ASSET MANAGEMENT GROUP LLC302.3K$22.1M—Held
COMERICA BANK292.1K$21.3M—Held
Aristotle Capital Boston, LLC279.3K$20.4M—Held
MetLife Investment Management, LLC268.4K$19.6M—Held
WCM INVESTMENT MANAGEMENT, LLC264.9K$19.6M—Held
PRINCIPAL FINANCIAL GROUP INC262.3K$19.2M—Held
UBS Group AG251.2K$18.3M—Held
BANK OF AMERICA CORP /DE/246.7K$18M−$1.08MCut−$1.53M
AMERICAN CENTURY COMPANIES INC238.9K$17.4M—Held
VICTORY CAPITAL MANAGEMENT INC227.5K$16.6M—Held
MUTUAL OF AMERICA CAPITAL MANAGEMENT LLC219.4K$16M—Held
FRANKLIN RESOURCES INC208.4K$15.2M—Held
KING LUTHER CAPITAL MANAGEMENT CORP202.6K$14.8M—Held
ROYCE & ASSOCIATES LP197.1K$14.4M—Held
Penn Capital Management Company, LLC191.9K$14M—Held
Man Group plc192K$14M—Held
AXIOM INVESTORS LLC /DE183.1K$13.4M—Held
PUBLIC SECTOR PENSION INVESTMENT BOARD183K$13.4M—Held
Freshford Capital Management, LLC182.4K$13.3M—Held
NOMURA ASSET MANAGEMENT INTERNATIONAL INC.178.7K$13M—Held
PRUDENTIAL FINANCIAL INC166.1K$12.1M—Held
BNP PARIBAS FINANCIAL MARKETS164.5K$12M—Held
STALEY CAPITAL ADVISERS INC161.1K$11.8M—Held
Legal & General Group Plc160.9K$11.7M—Held
TWO SIGMA INVESTMENTS, LP150.2K$11M—Held
BARCLAYS PLC149.2K$10.9M−$644.8KCut−$476.8K
WELLS FARGO & COMPANY/MN149K$10.9M—Held
Cinctive Capital Management LP147.4K$10.8M—Held
Heights Point Management, LP143.1K$10.4M—Held
RHUMBLINE ADVISERS142.3K$10.4M—Held
PEREGRINE CAPITAL MANAGEMENT LLC142.2K$10.4M—Held
NEW YORK STATE COMMON RETIREMENT FUND139.3K$10.2M—Held
DEUTSCHE BANK AG\128.7K$9.4M—Held
AGMAN CAPITAL LLC122.8K$8.97M—Held
Vident Advisory, LLC121.9K$8.9M—Held
CASTLEARK MANAGEMENT LLC118.5K$8.65M—Held
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC115.6K$8.44M—Held
JPMORGAN CHASE & CO109.1K$7.97M—Held
Swiss National Bank106.5K$7.78M—Held
Citadel104.4K$7.62M—Held
13D Management LLC103.8K$7.58M—Held
Lisanti Capital Growth, LLC94.3K$6.88M—Held
Russell Investments Group, Ltd.89.8K$6.56M—Held
BLAIR WILLIAM & CO/IL83.8K$6.12M—Held
Select Equity Group, L.P.77.8K$5.68M—Held
Archon Capital Management LLC74.6K$5.45M—Held
Connor, Clark & Lunn Investment Management Ltd.70.3K$5.13M—Held
TUDOR INVESTMENT CORP ET AL69.2K$5.05M−$175.3KAdded$1.96M
NORDEA INVESTMENT MANAGEMENT AB67.4K$4.95M—Held
INTECH INVESTMENT MANAGEMENT LLC67.6K$4.94M—Held
DEEPWATER ASSET MANAGEMENT, LLC67.5K$4.93M—Held
Quantinno Capital Management LP66.6K$4.86M—Held
LPL Financial LLC64.4K$4.7M—Held
Candelo Capital Management LP64.2K$4.69M—Held
ALLIANCEBERNSTEIN L.P.60.8K$4.44M—Held
Cerity Partners LLC59.6K$4.35M—Held
D. E. Shaw & Co., Inc.58.6K$4.28M—Held
Pier Capital, LLC56.7K$4.14M—Held
STATE OF WISCONSIN INVESTMENT BOARD56.2K$4.1M—Held
CITIGROUP INC53.5K$3.91M—Held
Qube Research & Technologies Ltd51.5K$3.76M—Held
CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM51.2K$3.74M—Held
Calamos Advisors LLC49.8K$3.64M—Held
RICE HALL JAMES & ASSOCIATES, LLC48.8K$3.56M—Held
ZIONS BANCORPORATION, NATIONAL ASSOCIATION /UT/47.4K$3.46M—Held
Edgestream Partners, L.P.47.2K$3.44M—Held
Portolan Capital Management, LLC46.3K$3.38M—Held
B. Metzler seel. Sohn & Co. AG45.3K$3.31M—Held
Manatuck Hill Partners, LLC45K$3.29M—Held
Icahn Capital41.8K$3.05M—Held
Legato Capital Management LLC41.4K$3.02M—Held
IRONWOOD INVESTMENT MANAGEMENT LLC39.4K$2.88M—Held
Swedbank AB38.3K$2.8M—Held
Gotham Asset Management, LLC38.2K$2.79M—Held
Summit Trail Advisors, LLC38K$2.77M—Held
MARSHALL WACE, LLP36.8K$2.69M—Held
TD Asset Management Inc32.5K$2.38M—Held
State of New Jersey Common Pension Fund D31.7K$2.32M—Held
Bouvel Investment Partners, LLC31.3K$2.28M—Held
Hennion & Walsh Asset Management, Inc.31K$2.26M—Held
Pathstone Holdings, LLC30.6K$2.23M—Held
MOODY NATIONAL BANK TRUST DIVISION29.8K$2.18M—Held
Creative Planning29.4K$2.15M—Held
One Capital Management, LLC29.3K$2.14M—Held
Future Fund LLC29.3K$2.14M—Held
Cresset Asset Management, LLC28.9K$2.11M−$105.5KAdded$247.2K
Quantbot Technologies LP28.2K$2.06M—Held
Sterling Capital Management LLC27.2K$1.98M—Held
Illinois Municipal Retirement Fund26.5K$1.94M—Held
Vestmark Advisory Solutions, Inc.26.2K$1.91M—Held
MANUFACTURERS LIFE INSURANCE COMPANY, THE26.1K$1.91M—Held
Louisiana State Employees Retirement System24.2K$1.77M—Held
ENVESTNET ASSET MANAGEMENT INC24.1K$1.76M—Held
GREAT LAKES ADVISORS, LLC23.5K$1.72M—Held
JANUS HENDERSON GROUP PLC23.5K$1.72M—Held
Integrated Quantitative Investments LLC23K$1.68M—Held
OPPENHEIMER & CO INC21.8K$1.59M—Held
Zurcher Kantonalbank (Zurich Cantonalbank)21.2K$1.55M—Held
TWO SIGMA ADVISERS, LP21.1K$1.54M—Held
CAPTRUST FINANCIAL ADVISORS19.2K$1.4M—Held
YOUSIF CAPITAL MANAGEMENT, LLC14.3K$1.39M—Held
STIFEL FINANCIAL CORP18.5K$1.35M—Held
State of Tennessee, Department of Treasury14.2K$1.34M—Held
SANDLER CAPITAL MANAGEMENT17.8K$1.3M—Held
M&T Bank Corp17.7K$1.29M—Held
COOKSON PEIRCE & CO INC16.5K$1.21M—Held
Universal- Beteiligungs- und Servicegesellschaft mbH16.3K$1.19M—Held
Tidal Investments LLC16.3K$1.19M—Held
Bridgewater15.5K$1.13M—Held
ARIZONA STATE RETIREMENT SYSTEM15.2K$1.11M—Held
Verition Fund Management LLC14.9K$1.09M—Held
FIL Ltd14.6K$1.07M—Held
Police & Firemen's Retirement System of New Jersey14.3K$1.04M—Held
STATE BOARD OF ADMINISTRATION OF FLORIDA RETIREMENT SYSTEM14.3K$1.04M—Held
Defiance ETFs, LLC13.1K$967.7K—Held
COMMONWEALTH OF PENNSYLVANIA PUBLIC SCHOOL EMPLS RETRMT SYS13.1K$955.9K—Held
STRS OHIO13K$949.1K—Held
XTX Topco Ltd12.2K$889.4K—Held
Rafferty Asset Management, LLC12.2K$887.7K—Held
OREGON PUBLIC EMPLOYEES RETIREMENT FUND12.1K$880.4K—Held
LOS ANGELES CAPITAL MANAGEMENT LLC11K$841.5K—Held
KLP KAPITALFORVALTNING AS11.5K$839.6K—Held
Neo Ivy Capital Management11K$800.2K—Held
ALTFEST L J & CO INC10.9K$795.7K—Held
FEDERATED HERMES, INC.10.3K$755K—Held
US BANCORP \DE\10.3K$748.4K—Held
Callan Family Office, LLC10.2K$746.7K—Held
ProShare Advisors LLC10.1K$739.9K—Held
NEEDHAM INVESTMENT MANAGEMENT LLC10K$730.1K—Held
Yarbrough Capital, LLC9.99K$729.4K—Held
GLENMEDE TRUST CO NA9.56K$698K—Held
Mitsubishi UFJ Asset Management Co., Ltd.9.05K$687.8K—Held
GREENWOOD CAPITAL ASSOCIATES LLC8.9K$650K—Held
Freestone Grove Partners LP8.61K$628.3K—Held
GABELLI FUNDS LLC8.44K$616.1K—Held
GUGGENHEIM CAPITAL LLC8.3K$605.8K—Held
Pictet Asset Management Holding SA8.24K$601.7K—Held
Corient Private Wealth LLC7.81K$572.7K—Held
Maryland State Retirement & Pension System7.71K$563.2K—Held
QUADRANT CAPITAL GROUP LLC7.7K$562.3K—Held
CIM INVESTMENT MANAGEMENT INC7.62K$556.3K—Held
Vontobel Holding Ltd.7.5K$547.9K—Held
PRELUDE CAPITAL MANAGEMENT, LLC7.28K$531.2K—Held
Focus Partners Wealth7.13K$520.9K—Held
CAPSTONE INVESTMENT ADVISORS, LLC6.94K$506.6K—Held
WEALTH ENHANCEMENT ADVISORY SERVICES, LLC5.77K$495.6K—Held
O'SHAUGHNESSY ASSET MANAGEMENT, LLC6.73K$491.4K—Held
PNC Financial Services Group, Inc.6.73K$491.1K—Held
BANK OF MONTREAL /CAN/6.71K$490K—Held
CANADA PENSION PLAN INVESTMENT BOARD6.6K$481.9K—Held
TWO SIGMA SECURITIES, LLC6.31K$460.9K—Held
Vanguard Personalized Indexing Management, LLC5.84K$426.6K—Held
FULLER & THALER ASSET MANAGEMENT, INC.5.37K$392.2K—Held
Ensign Peak Advisors, Inc5.15K$376.1K—Held
Graham Capital Management, L.P.5.12K$373.9K—Held
GRIMES & Co WEALTH MANAGEMENT, LLC4.99K$364.6K—Held
PICTON MAHONEY ASSET MANAGEMENT4.74K$346.1K—Held
EntryPoint Capital, LLC4.68K$341.5K—Held
Moors & Cabot, Inc.4.4K$321.2K—Held
Corecam Pte. Ltd.4.4K$320.9K—New
EVERGREEN CAPITAL MANAGEMENT LLC4.38K$319.9K—Held
Ameritas Investment Partners, Inc.4.35K$317.7K—Held
KEYBANK NATIONAL ASSOCIATION/OH4.35K$317.4K—Held
Alamea Verwaltungs GmbH3.21K$301.7K—Held
XPONANCE LLC4.09K$298.7K—Held
Steward Partners Investment Advisory, LLC4.06K$296.5K—Held
Intrua Financial, LLC4.02K$293.3K—Held
Aquatic Capital Management LLC3.95K$288.6K—Held
Pacer Advisors, Inc.3.81K$278.5K—Held
Crossmark Global Holdings, Inc.3.7K$269.8K—Held
NorthCrest Asset Manangement, LLC3.26K$264.8K—Held
CIBC WORLD MARKETS CORP3.44K$251.5K—Held
HSBC HOLDINGS PLC3.39K$248.1K—Held
PANAGORA ASSET MANAGEMENT INC3.36K$245.5K—Held
MACKENZIE FINANCIAL CORP3.26K$240.5K—Held
TEACHER RETIREMENT SYSTEM OF TEXAS3.21K$234.4K—Held
Forum Financial Management, LP3.11K$226.8K—Held
Marex Group plc3.04K$221.8K—New
NATIXIS3.01K$219.8K—Held
JOURNEY STRATEGIC WEALTH LLC2.98K$217.7K—Held
DANSKE BANK A/S2.95K$215.1K$5.74KAdded$198.9K
Atria Investments, Inc2.91K$212.4K—Held
JOHNSON INVESTMENT COUNSEL INC2.9K$212.1K—Held
Abacus Planning Group, Inc.2.9K$212K—Held
MGB Wealth Management, LLC2.9K$211.7K—Held
Global Retirement Partners, LLC2.77K$202.6K—Held
Hilltop National Bank2.61K$190.4K—Held
CIBC Private Wealth Group LLC2.45K$179.2K—Held
Walleye Capital LLC2.33K$169.8K—Held
Kestra Advisory Services, LLC2.25K$164.3K—Held
Smartleaf Asset Management LLC2.09K$154.6K—Held
Pinnacle Wealth Planning Services, Inc.2.02K$147.1K—Held
NISA INVESTMENT ADVISORS, LLC1.87K$136.5K—Held
Bayforest Capital Ltd1.79K$130.7K—Held
GAMMA Investing LLC1.78K$130K—Held
T. Rowe Price Investment Management, Inc.1.54M$112.6K—Held
Eurizon Capital SGR S.p.A.1.51K$110.7K—Held
State of Wyoming1.4K$101.9K—Held
FIFTH THIRD BANCORP1.2K$87.3K—Held
Tower Research Capital LLC (TRC)1.15K$84.1K—Held
MARK SHEPTOFF FINANCIAL PLANNING, LLC1.1K$80.3K—Held
Mirae Asset Global Investments Co., Ltd.1.05K$76.8K—Held
OSAIC HOLDINGS, INC.925$67.5K—Held
PRICE T ROWE ASSOCIATES INC /MD/867.7K$63.3K—Held
SIGNATUREFD, LLC804$58.7K—Held
EverSource Wealth Advisors, LLC796$58.1K—Held
VAN ECK ASSOCIATES CORP725.4K$53K—Held
GHP Investment Advisors, Inc.700$51.1K—Held
Allworth Financial LP693$50.6K−$3.02KCut−$2.66K
JONES FINANCIAL COMPANIES LLLP688$50.2K—Held
Rockefeller Capital Management L.P.653$47.7K—Held
Quaker Wealth Management, LLC644$47K—Held
LORD, ABBETT & CO. LLC615.8K$45K—Held
Arax Advisory Partners537$39.2K—Held

Positions as of Q4 2025. 13F filings arrive up to 45 days after quarter-end and omit shorts. Values are quarter-end marks, as filed. Estimated mark is the price effect on shares still held — not realized P&L or investment advice.