Mercury SystemsMRCY

13F holders, Q1 2026 (March 31)
357holders +10
51new positions
40sold out
7famous investors
$72.87avg. 13F price*

At the end of Q1 2026, 357 institutions reported holding Mercury Systems Inc. (MRCY) in their 13F filings, up 10 from Q4 2025. 51 opened new positions and 40 sold out. The largest holders were BlackRock, Inc. ($650.4M), JANA Partners Management, LP ($299.5M) and State Street Corp. ($281.8M). 7 famous investors held it, including Ron Baron (0.1% of Baron Capital (BAMCO)'s portfolio), Ken Fisher (0.0% of Fisher Asset Management's portfolio) and Ken Griffin (0.0% of Citadel Advisors's portfolio).

Company
Mercury Systems Inc.
CUSIP
589378108
Latest filing quarter
Q2 2026

History

Number of 13F holders

0100200300400 Q1 2024: 222Q1 2024Q2 2024: 232Q2 2024Q3 2024: 245Q3 2024Q4 2024: 243Q4 2024Q1 2025: 253Q1 2025Q2 2025: 285Q2 2025Q3 2025: 326Q3 2025Q4 2025: 347Q4 2025Q1 2026: 357Q1 2026Q2 2026: 392Q2 2026

Total Exit/New Position Q4 2025 → Q1 2026

InstitutionsTotal Value
New Positions51$100.7M
Exits40$41.5M

All 13F filers, Q4 2025 → Q1 2026: 6,536,210 shares bought and 5,745,445 shares sold, net +790,765 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.

Ownership 357 holders

BlackRock, Inc. 0.01% Add +3.6% 8,920,325 $650.4M
JANA Partners Management, LP 17.96% Reduce -17.2% 4,107,424 $299.5M
State Street Corp. 0.01% Add +12.9% 3,865,719 $281.8M
Vanguard Portfolio Management LLC 0.01% — 2,910,904 $212.2M
Invesco Ltd. 0.02% Add +27.8% 2,441,578 $178.0M
Vanguard Capital Management LLC 0.00% — 2,403,818 $175.3M
Conestoga Capital Advisors, LLC 2.79% Reduce -11.8% 1,918,591 $139.9M
T. Rowe Price Investment Management, Inc. 0.08% Add +2.4% 1,579,832 $115.2M
Geode Capital Management, LLC 0.01% Add +11.5% 1,525,716 $111.3M
Dimensional Fund Advisors LP 0.02% Reduce -16.8% 1,227,975 $89.5M
Goldman Sachs Group Inc. 0.01% Add +3.9% 1,201,112 $87.6M
First Trust Advisors LP 0.06% Reduce -9.3% 1,160,775 $84.6M
T. Rowe Price Associates Inc. 0.01% Add +18.6% 1,028,609 $75.0M
Ameriprise Financial Inc. 0.02% Reduce -23.1% 991,808 $72.3M
Fisher Asset Management 0.02% Add +13.9% 980,367 $71.5M
Segall Bryant & Hamill, LLC 0.98% Add +46.9% 934,824 $68.2M
Neuberger Berman Group LLC 0.05% Reduce -11.6% 910,418 $66.3M
FMR LLC 0.00% Reduce -21.6% 903,668 $65.9M
MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. 0.09% Add +43.6% 859,447 $62.7M
Van Eck Associates Corp. 0.05% Add +17.3% 851,145 $62.1M
Raymond James Financial Inc. 0.02% Add +12.1% 794,029 $56.3M
Wellington Management Group LLP 0.01% New 755,525 $55.1M
Jennison Associates LLC 0.03% Add +52.9% 688,114 $50.2M
Morgan Stanley 0.00% Reduce -8.1% 671,331 $48.9M
Loomis Sayles & Co. L P 0.06% Reduce -24.2% 645,932 $47.1M
Baron Capital (BAMCO) 0.14% Reduce -22.8% 645,066 $47.0M
Lord, Abbett & Co. LLC 0.16% Add +4.3% 642,466 $46.8M
Charles Schwab Investment Management Inc. 0.01% Reduce -0.1% 635,970 $46.4M
Voya Investment Management LLC 0.05% Add +19.1% 609,256 $44.4M
Emerald Advisers, LLC 1.37% Add +12.1% 595,314 $43.4M
Kennedy Capital Management LLC 0.91% Reduce -12.1% 589,249 $43.0M
Allspring Global Investments Holdings, LLC 0.07% Reduce -23.9% 573,456 $42.9M
American Century Companies Inc. 0.02% Add +144.0% 582,895 $42.5M
Snyder Capital Management L P 0.82% Reduce -22.4% 580,654 $42.3M
Northern Trust Corp. 0.01% Add +5.8% 548,063 $40.0M
Royal Bank of Canada 0.01% Reduce -17.3% 532,687 $38.8M
Franklin Resources Inc. 0.01% Add +117.6% 453,633 $33.1M
Bessemer Group Inc. 0.05% Add +12.6% 449,689 $32.8M
Oberweis Asset Management Inc./ 0.84% Reduce -5.6% 391,023 $28.5M
Emerald Mutual Fund Advisers Trust 1.33% Add +11.7% 375,472 $27.4M
Sei Investments Co. 0.02% Reduce -1.9% 370,992 $27.0M
Artisan Partners Limited Partnership 0.04% New 354,265 $25.8M
Vanguard Fiduciary Trust Co. 0.01% — 349,225 $25.5M
William Blair Investment Management, LLC 0.08% Reduce -66.8% 327,288 $23.9M
Bank of New York Mellon Corp 0.00% Reduce -2.5% 314,399 $22.9M
Silvercrest Asset Management Group LLC 0.16% Add +2.6% 310,168 $22.6M
MetLife Investment Management, LLC 0.11% Add +10.2% 295,739 $21.6M
Bank of America Corp. 0.00% Add +19.5% 294,918 $21.5M
Driehaus Capital Management LLC 0.16% Reduce -3.3% 294,628 $21.5M
Citadel Advisors 0.02% Add +180.6% 292,866 $21.4M
Nomura Asset Management International Inc. 0.04% Add +61.5% 288,540 $21.0M
Fifth Third Bancorp 0.04% Add +22232.9% 267,101 $19.5M
Aristotle Capital Boston, LLC 1.21% Reduce -4.6% 266,417 $19.5M
Principal Financial Group Inc. 0.01% Reduce -2.0% 257,100 $18.7M
JPMorgan Chase & Co. 0.00% Add +127.1% 247,887 $17.3M
UBS Group AG 0.00% Reduce -7.2% 233,071 $17.0M
Nuveen, LLC 0.00% Reduce -34.0% 231,784 $16.9M
Victory Capital Management Inc. 0.01% Reduce -0.8% 225,618 $16.4M
Royce & Associates LP 0.16% Add +11.6% 219,980 $16.0M
Mutual of America Capital Management LLC 0.18% Reduce -3.5% 211,752 $15.4M
Axiom Investors LLC 0.17% Add +15.3% 211,068 $15.4M
WCM Investment Management, LLC 0.04% Reduce -17.2% 219,324 $15.3M
King Luther Capital Management Corp. 0.07% Add +3.6% 210,037 $15.3M
New York State Common Retirement Fund 0.02% Add +39.0% 193,627 $14.1M
Public Sector Pension Investment Board 0.04% Add +3.2% 188,960 $13.8M
Two Sigma Investments, LP 0.01% Add +7.9% 162,069 $11.8M
BNP Paribas Financial Markets 0.01% Reduce -5.5% 155,380 $11.3M
Freshford Capital Management, LLC 5.61% Reduce -15.6% 154,065 $11.2M
Legal & General Group Plc 0.00% Reduce -5.7% 151,645 $11.1M
Rhumbline Advisers 0.01% Add +1.7% 144,794 $10.6M
Man Group plc 0.02% Reduce -24.6% 144,724 $10.6M
Thrivent Financial for Lutherans 0.02% Add +284.9% 139,857 $10.2M
Peregrine Capital Management LLC 0.37% Reduce -4.2% 136,175 $9.9M
Penn Capital Management Company, LLC 0.72% Reduce -33.4% 127,789 $9.3M
Vident Advisory, LLC 0.08% Add +5.1% 128,059 $9.3M
Deutsche Bank AG 0.00% Reduce -0.9% 127,592 $9.3M
Wells Fargo & Company 0.00% Reduce -17.0% 123,719 $9.0M
Heights Point Management, LP 8.24% Reduce -14.8% 121,898 $8.9M
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC 0.00% Add +0.5% 116,172 $8.5M
Qube Research & Technologies Ltd 0.01% Add +115.9% 111,190 $8.1M
Russell Investments Group, Ltd. 0.01% Add +22.9% 110,372 $8.0M
Agman Capital LLC 6.31% Reduce -11.6% 108,632 $7.9M
Swiss National Bank 0.00% Add +0.4% 106,900 $7.8M
Archon Capital Management LLC 3.95% Add +28.4% 95,814 $7.0M
Edgestream Partners, L.P. 0.21% Add +87.0% 88,208 $6.4M
Select Equity Group, L.P. 0.03% Add +7.3% 83,466 $6.1M
Blair William & Co. 0.02% Reduce -6.0% 78,791 $5.7M
State of Wisconsin Investment Board 0.01% Add +36.2% 76,505 $5.6M
Penserra Capital Management LLC 0.06% Reduce -14.7% 68,713 $5.0M
Quantinno Capital Management LP 0.01% Reduce -0.9% 65,977 $4.8M
AQR Capital Management 0.00% Add +61.0% 67,280 $4.8M
California State Teachers Retirement System 0.00% Add +24.1% 63,570 $4.6M
Nordea Investment Management AB 0.00% Reduce -4.4% 64,402 $4.6M
Alliancebernstein L.P. 0.00% No change 60,816 $4.4M
Cerity Partners LLC 0.01% Add +2.0% 60,763 $4.4M
13D Management LLC 6.83% Reduce -41.7% 60,462 $4.4M
Candelo Capital Management LP 4.44% Reduce -5.9% 60,460 $4.4M
Barclays PLC 0.00% Reduce -61.2% 57,822 $4.2M
Deepwater Asset Management, LLC 2.62% Reduce -16.1% 56,624 $4.1M
Calamos Advisors LLC 0.02% Add +13.3% 56,479 $4.1M
Pier Capital, LLC 0.67% Reduce -1.3% 56,006 $4.1M
Swedbank AB 0.00% Add +44.1% 55,259 $4.0M
D. E. Shaw & Co. 0.00% Reduce -6.2% 54,904 $4.0M
Prudential Financial Inc. 0.00% Reduce -67.4% 54,216 $4.0M
Lisanti Capital Growth, LLC 0.98% Reduce -43.2% 53,565 $3.9M
New York State Teachers Retirement System 0.01% Reduce -15.1% 50,885 $3.7M
Future Fund LLC 1.25% Add +66.1% 48,645 $3.5M
Susquehanna International Group, LLP 0.00% New 44,714 $3.3M
CANADA LIFE ASSURANCE Co 0.01% Reduce -2.3% 44,279 $3.2M
Citigroup Inc. 0.00% Reduce -18.5% 43,638 $3.2M
VANGUARD ASSET MANAGEMENT, Ltd 0.00% — 43,113 $3.1M
Rice Hall James & Associates, LLC 0.17% Reduce -13.5% 42,225 $3.1M
Moody National Bank Trust Division 0.29% Add +37.7% 41,080 $3.0M
LPL Financial LLC 0.00% Reduce -37.0% 40,593 $3.0M
One Capital Management, LLC 0.08% Add +38.2% 40,504 $3.0M
Intech Investment Management LLC 0.03% Reduce -40.9% 39,942 $2.9M
Hennion & Walsh Asset Management, Inc. 0.10% Add +27.1% 39,445 $2.9M
ExodusPoint Capital Management, LP 0.03% New 39,224 $2.9M
Creative Planning 0.00% Add +29.6% 38,102 $2.8M
Ironwood Investment Management LLC 1.15% Reduce -4.4% 37,678 $2.7M
State of Alaska, Department of Revenue 0.03% Reduce -2.4% 37,529 $2.7M
Summit Trail Advisors, LLC 0.04% Reduce -8.9% 34,620 $2.5M
Teachers Retirement System of the State of Kentucky 0.02% Add +157.8% 34,536 $2.5M
TD Asset Management Inc 0.00% Add +1.1% 32,882 $2.4M
B. Metzler seel. Sohn & Co. AG 0.02% Reduce -27.6% 32,845 $2.4M
Bouvel Investment Partners, LLC 0.69% Add +4.7% 32,751 $2.4M
Freemont Management S.A. 0.43% New 31,700 $2.3M
Envestnet Asset Management Inc. 0.00% Add +29.2% 31,200 $2.3M
Pathstone Holdings, LLC 0.01% Reduce -2.6% 29,799 $2.2M
Cresset Asset Management, LLC 0.01% Add +0.8% 29,094 $2.1M
Gabelli Funds LLC 0.01% Add +242.4% 28,893 $2.1M
Illinois Municipal Retirement Fund 0.03% Add +5.3% 27,961 $2.0M
Manufacturers Life Insurance Company, The 0.00% Add +7.0% 27,951 $2.0M
Manatuck Hill Partners, LLC 0.63% Reduce -41.3% 26,400 $1.9M
Castleark Management LLC 0.06% Reduce -78.8% 25,048 $1.8M
State of New Jersey Common Pension Fund D 0.01% Reduce -21.2% 25,027 $1.8M
Vestmark Advisory Solutions, Inc. 0.02% Reduce -6.5% 24,448 $1.8M
Janus Henderson Group PLC 0.00% No change 23,484 $1.7M
Louisiana State Employees Retirement System 0.03% Reduce -3.3% 23,400 $1.7M
Zurcher Kantonalbank (Zurich Cantonalbank) 0.00% Add +10.3% 23,376 $1.7M
Zions Bancorporation, National Association 0.11% Reduce -51.5% 22,985 $1.7M
Vanguard Global Advisers, LLC 0.00% — 22,711 $1.7M
Captrust Financial Advisors 0.00% Add +17.9% 22,597 $1.6M
Great Lakes Advisors, LLC 0.01% Reduce -8.1% 21,595 $1.6M
Squarepoint Ops LLC 0.00% New 21,571 $1.6M
Legato Capital Management LLC 0.13% Reduce -52.3% 19,740 $1.4M
Stifel Financial Corp. 0.00% Reduce -3.1% 17,937 $1.3M
Universal- Beteiligungs- und Servicegesellschaft mbH 0.00% Add +7.6% 17,550 $1.3M
Cookson Peirce & Co. Inc. 0.05% Add +4.7% 17,309 $1.3M
Sterling Capital Management LLC 0.02% Reduce -36.4% 17,260 $1.3M
Prelude Capital Management, LLC 0.09% Add +124.8% 16,358 $1.2M
Millennium Management 0.00% New 16,011 $1.2M
Natixis Advisors, LLC 0.00% Add +22.1% 15,855 $1.2M
Tidal Investments LLC 0.00% Reduce -5.0% 15,477 $1.1M
Connor, Clark & Lunn Investment Management Ltd. 0.00% Reduce -78.0% 15,445 $1.1M
M&T Bank Corp 0.00% Reduce -13.9% 15,232 $1.1M
Amalgamated Bank 0.01% Reduce -0.9% 15,156 $1.1M
Arizona State Retirement System 0.01% Reduce -2.5% 14,838 $1.1M
Police & Firemen's Retirement System of New Jersey 0.01% Add +3.3% 14,771 $1.1M
SG Americas Securities, LLC 0.00% Reduce -33.6% 14,764 $1.1M
Oppenheimer & Co. Inc. 0.01% Reduce -33.3% 14,550 $1.1M
Yousif Capital Management, LLC 0.01% Add +0.3% 14,355 $1.0M
State Board of Administration of Florida Retirement System 0.00% No change 14,269 $1.0M
Rafferty Asset Management, LLC 0.00% Add +10.5% 13,437 $980K
Vanguard Investments Australia, Ltd. 0.00% — 13,149 $959K
Corecam Pte. Ltd. 0.41% Add +198.7% 13,129 $957K
Commonwealth of Pennsylvania Public School Empls Retrmt SYS 0.00% Reduce -0.3% 13,060 $952K
Gsa Capital Partners LLP 0.06% Add +273.7% 12,520 $913K
Defiance ETFs, LLC 0.01% Reduce -7.8% 12,089 $881K
Oregon Public Employees Retirement Fund 0.01% No change 12,058 $879K
Two Sigma Securities, LLC 0.10% Add +89.3% 11,950 $871K
State of Tennessee, Department of Treasury 0.00% Reduce -16.0% 11,948 $871K
KLP Kapitalforvaltning As 0.00% Add +3.5% 11,900 $868K
Harel Insurance Investments & Financial Services Ltd. 0.01% Add +38.8% 11,230 $819K
Mitsubishi UFJ Asset Management Co., Ltd. 0.00% Add +21.2% 10,961 $799K
Richard Bernstein Advisors LLC 0.02% New 10,715 $781K
Callan Family Office, LLC 0.02% Add +3.4% 10,572 $771K
Federated Hermes, Inc. 0.00% No change 10,341 $754K
Needham Investment Management LLC 0.04% No change 10,000 $729K
Glenmede Trust Co. NA 0.00% Reduce -1.1% 9,453 $689K
Virtu Financial LLC 0.03% New 9,420 $687K
US Bancorp \de 0.00% Reduce -11.3% 9,090 $663K
FIL Ltd 0.00% Reduce -37.9% 9,067 $661K
Cim Investment Management Inc. 0.17% Add +17.1% 8,927 $651K
Pictet Asset Management Holding SA 0.00% Add +8.0% 8,899 $649K
ProShare Advisors LLC 0.00% Reduce -16.6% 8,448 $616K
Perbak Capital Partners LLP 0.15% New 8,184 $597K
Bank of Montreal 0.00% Add +21.1% 8,125 $592K
Cwm, LLC 0.00% Add +0.9% 8,113 $592K
Amundi 0.00% New 8,033 $586K
Quadrant Capital Group LLC 0.02% Add +2.3% 7,877 $574K
Guidance Capital, Inc. 0.13% New 6,848 $568K
Maryland State Retirement & Pension System 0.01% Reduce -0.4% 7,686 $560K
Vontobel Holding Ltd. 0.00% Reduce -3.3% 7,259 $529K
Vanguard Personalized Indexing Management, LLC 0.01% Add +22.5% 7,158 $522K
PNC Financial Services Group, Inc. 0.00% Add +4.7% 7,045 $514K
Gotham Asset Management 0.00% Reduce -82.2% 6,822 $497K
Cinctive Capital Management LP 0.03% Reduce -95.5% 6,615 $482K
Greenwood Capital Associates LLC 0.05% Reduce -25.8% 6,608 $482K
Public Employees Retirement Association of Colorado 0.00% No change 6,263 $457K
Picton Mahoney Asset Management 0.00% Add +30.6% 6,190 $451K
Nomura Holdings Inc. 0.00% New 5,893 $430K
Corient Private Wealth LP 0.00% Reduce -24.6% 5,892 $429K
DekaBank Deutsche Girozentrale 0.00% No change 5,826 $429K
Tower Research Capital LLC (TRC) 0.01% Add +405.6% 5,824 $425K
STRS Ohio 0.00% Reduce -57.7% 5,500 $401K
Cambridge Investment Research Advisors, Inc. 0.00% Add +10.5% 5,488 $400K
F/m Investments LLC 0.03% New 5,486 $400K
Algert Global LLC 0.01% New 5,460 $398K
IMC-Chicago, LLC 0.01% New 5,422 $395K
Keybank National Association 0.00% Add +20.0% 5,216 $380K
Ensign Peak Advisors, Inc 0.00% No change 5,152 $376K
Evergreen Capital Management LLC 0.01% Add +16.2% 5,090 $371K
HighTower Advisors, LLC 0.00% New 5,062 $369K
Xponance LLC 0.00% Add +23.0% 5,033 $367K
Bridgefront Capital, LLC 0.09% New 4,914 $358K
Danske Bank A/S 0.00% Add +56.3% 4,603 $336K
Capstone Investment Advisors, LLC 0.00% Reduce -34.9% 4,516 $329K
Ameritas Investment Partners, Inc. 0.01% Add +3.3% 4,495 $328K
Alamea Verwaltungs GmbH 0.24% Add +35.5% 4,354 $317K
Wealth Enhancement Advisory Services, LLC 0.00% Add +28.7% 7,423 $311K
Centaurus Financial, Inc. 0.01% Add +0.7% 4,196 $306K
Steward Partners Investment Advisory, LLC 0.00% Add +3.0% 4,181 $305K
Intrua Financial, LLC 0.03% No change 4,017 $293K
Moors & Cabot, Inc. 0.01% Reduce -11.4% 3,900 $284K
O'shaughnessy Asset Management, LLC 0.00% Reduce -42.6% 3,864 $282K
Blackstone Inc. 0.00% New 3,799 $277K
CIBC Bancorp USA Inc. 0.00% — 3,467 $253K
Panagora Asset Management Inc. 0.00% Add +1.1% 3,400 $248K
Highland Capital Management, LLC 0.01% New 3,300 $241K
NorthCrest Asset Manangement, LLC 0.01% Reduce -0.8% 3,233 $240K
Y-Intercept (Hong Kong) Ltd 0.00% New 3,213 $234K
DNB Asset Management AS 0.00% New 3,208 $234K
Hunter Perkins Capital Management, LLC 0.05% Reduce -46.9% 3,190 $233K
Swiss Life Asset Management Ltd 0.00% New 3,194 $233K
Blueshift Asset Management, LLC 0.07% New 3,104 $226K
Abel Hall, LLC 0.05% New 3,067 $224K
WINTON GROUP Ltd 0.01% New 3,057 $223K
Crossmark Global Holdings, Inc. 0.00% Reduce -17.7% 3,043 $222K
Journey Strategic Wealth LLC 0.01% Add +0.9% 3,009 $219K
Mariner, LLC 0.00% New 2,993 $218K
Engineers Gate Manager LP 0.00% New 2,980 $217K
Mirae Asset Global Investments Co., Ltd. 0.00% Add +180.3% 2,949 $215K
Abacus Planning Group, Inc. 0.03% No change 2,904 $212K
Hilltop National Bank 0.05% Add +8.7% 2,835 $207K
Natixis 0.00% Reduce -6.5% 2,814 $205K
Syon Capital LLC 0.01% New 2,752 $201K
Walleye Capital LLC 0.00% Reduce -3.7% 2,240 $163K
Smartleaf Asset Management LLC 0.01% Add +7.3% 2,246 $157K
Nisa Investment Advisors, LLC 0.00% Add +14.8% 2,145 $156K
Pinnacle Wealth Planning Services, Inc. 0.02% Add +1.1% 2,038 $149K
KBC Group NV 0.00% No change 1,886 $138K
GAMMA Investing LLC 0.01% Add +2.7% 1,829 $133K
Simplex Trading, LLC 0.00% New 1,294 $94K
BNP PARIBAS ASSET MANAGEMENT Holding S.A. 0.00% Add +33.6% 1,264 $92K
Bayforest Capital Ltd 0.08% Reduce -42.1% 1,037 $76K
State of Wyoming 0.01% Reduce -27.6% 1,010 $74K
Caitong International Asset Management Co., Ltd 0.01% New 980 $71K
Osaic Holdings, Inc. 0.00% Add +4.3% 965 $70K
Sittner & Nelson, LLC 0.02% New 918 $67K
Hantz Financial Services, Inc. 0.00% Add +246.1% 879 $64K
Signaturefd, LLC 0.00% Add +1.6% 817 $60K
Quarry LP 0.01% New 740 $54K
EverSource Wealth Advisors, LLC 0.00% Reduce -8.7% 727 $53K
Allworth Financial LP 0.00% Add +1.3% 702 $51K
GHP Investment Advisors, Inc. 0.00% No change 700 $51K
Eurizon Capital SGR S.p.A. 0.00% Reduce -53.5% 703 $49K
Quaker Wealth Management, LLC 0.01% No change 644 $47K
Banque Transatlantique SA 0.00% New 642 $47K
Jones Financial Companies LLLP 0.00% Reduce -5.1% 653 $47K
Rockefeller Capital Management L.P. 0.00% Reduce -2.6% 636 $46K
Walleye Trading LLC 0.00% New 635 $46K
Barrow Hanley Mewhinney & Strauss LLC 0.00% Add +42.4% 460 $34K
Versant Capital Management, Inc 0.00% No change 432 $31K
Arax Advisory Partners 0.00% Reduce -21.8% 420 $31K
Public Employees Retirement System of Ohio 0.00% Reduce -14.0% 406 $30K
Coston, McIsaac & Partners 0.01% No change 396 $28K
Salomon & Ludwin, LLC 0.00% No change 375 $28K
Leonteq Securities AG 0.00% Reduce -27.1% 349 $25K
Kemnay Advisory Services Inc. 0.00% Add +142.0% 346 $25K
Optiver Holding B.V. 0.00% New 331 $24K
Group One Trading LLC 0.00% New 303 $22K
UMB Bank, n.a. 0.00% Add +0.7% 273 $20K
Whittier Trust Co. 0.00% Add +181.7% 262 $20K
Los Angeles Capital Management LLC 0.00% Reduce -97.7% 258 $19K
Farther Finance Advisors, LLC 0.00% Add +81.3% 243 $18K
Mark Sheptoff Financial Planning, LLC 0.01% Reduce -81.8% 200 $17K
MassMutual Private Wealth & Trust, FSB 0.00% Add +26.2% 212 $15K
HM Payson & Co. 0.00% New 200 $15K
Huntington National Bank 0.00% Add +28.7% 193 $14K
Root Financial Partners, LLC 0.00% Add +8.5% 192 $14K
Parallel Advisors, LLC 0.00% No change 181 $13K
Parkside Financial Bank & Trust 0.00% Add +0.6% 168 $12K
Quent Capital, LLC 0.00% No change 161 $12K
Towarzystwo Funduszy Inwestycyjnych Pzu SA 0.00% No change 160 $12K
Bare Financial Services, Inc 0.00% Add +26.4% 158 $12K
WPG Advisers, LLC 0.01% Reduce -1.3% 155 $11K
Cedar Mountain Advisors, LLC 0.00% New 152 $11K
Matrix Trust Co 0.00% Reduce -14.0% 135 $10K
Ancora Advisors LLC 0.00% No change 135 $10K
IFP Advisors, Inc 0.00% Reduce -6.4% 132 $10K
Fortitude Family Office, LLC 0.00% Add +11.2% 129 $9K
Basecamp Wealth Advisors LLC 0.00% No change 122 $9K
Millstone Evans Group, LLC 0.01% New 119 $9K
Sound Income Strategies, LLC 0.00% Add +0.9% 110 $8K
Covestor Ltd 0.01% Reduce -0.9% 106 $8K
Twin Peaks Wealth Advisors, LLC 0.00% New 108 $8K
Rothschild Investment LLC 0.00% Add +22.7% 108 $8K
Hilton Head Capital Partners, LLC 0.00% No change 94 $7K
Keating Financial Advisory Services, Inc. 0.00% Add +225.9% 88 $6K
Toth Financial Advisory Corp. 0.00% Reduce -20.0% 80 $6K
Larson Financial Group LLC 0.00% Reduce -71.6% 58 $4K
Private Wealth Management Group, LLC 0.00% No change 56 $4K
JFS Wealth Advisors, LLC 0.00% Add +7.7% 56 $4K
SBI Securities Co., Ltd. 0.00% Add +21.7% 56 $4K
Colonial Trust Co / SC 0.00% Reduce -26.7% 55 $4K
MAI Capital Management 0.00% New 49 $4K
Whittier Trust Co. of Nevada Inc. 0.00% No change 45 $3K
Prestige Wealth Management Group LLC 0.00% Add +7.7% 42 $3K
CVA Family Office, LLC 0.00% Add +471.4% 40 $3K
Armstrong Advisory Group, Inc. 0.00% No change 39 $3K
Annis Gardner Whiting Capital Advisors, LLC 0.00% No change 31 $2K
Physician Wealth Advisors, Inc. 0.00% No change 30 $2K
Golden State Wealth Management, LLC 0.00% No change 30 $2K
Farmers & Merchants Investments Inc. 0.00% Reduce -6.3% 30 $2K
Raffa Wealth Management, LLC 0.00% No change 26 $2K
NBT Bank, N.A. 0.00% New 24 $2K
Sachetta, LLC 0.00% No change 20 $1K
Essential Partners LLC 0.00% No change 18 $1K
Manchester Capital Management LLC 0.00% No change 16 $1K
MV Capital Management, Inc. 0.00% No change 14 $1K
Ankerstar Wealth, LLC 0.00% No change 12 $875
SJS Investment Consulting Inc. 0.00% Add +71.4% 12 $875
DiNuzzo Private Wealth, Inc. 0.00% Add +9.1% 12 $875
Wall Street Financial Group, Inc. 0.00% New 11 $802
International Assets Investment Management, LLC 0.00% New 10 $748
SouthState Bank Corp 0.00% No change 10 $730
Financial Consulate, Inc. 0.00% No change 9 $657
Rakuten Securities, Inc. 0.00% New 9 $656
Gilpin Wealth Management, LLC 0.00% Add +100.0% 8 $584
Bay Harbor Wealth Management, LLC 0.00% No change 8 $583
Sunbelt Securities, Inc. 0.00% No change 8 $583
Rossby Financial, LCC 0.00% New 7 $523
Bell Investment Advisors, Inc 0.00% No change 7 $511
Rialto Wealth Management, LLC 0.00% Add +75.0% 7 $511
CENTRAL TRUST Co 0.00% No change 7 $511
Signature Equity Partners, LLC 0.00% No change 6 $437
Assetmark, Inc. 0.00% New 6 $437
Bogart Wealth, LLC 0.00% New 6 $437
Harbour Investments, Inc. 0.00% Add +400.0% 5 $365
HFM Investment Advisors, LLC 0.00% Reduce -33.3% 4 $292
Vermillion Wealth Management, Inc. 0.00% New 3 $219
Bear Mountain Capital, Inc. 0.00% No change 2 $168
Abound Wealth Management 0.00% Reduce -50.0% 2 $146
True Wealth Design, LLC 0.00% No change 2 $146
Dunhill Financial, LLC 0.00% No change 1 $85
Advisory Services Network, LLC 0.00% New 1 $73

"% of holder's portfolio" is MRCY's weight in each manager's 13F, not the share of Mercury Systems Inc. the manager owns.