Marketaxess HoldingsMKTX

13F holders, Q1 2026 (March 31)
452holders −35
54new positions
87sold out
8famous investors
$165.00avg. 13F price*

At the end of Q1 2026, 452 institutions reported holding Marketaxess Holdings Inc. (MKTX) in their 13F filings, down 35 from Q4 2025. 54 opened new positions and 87 sold out. The largest holders were BlackRock, Inc. ($672.3M), Primecap Management Co. ($552.2M) and AQR Capital Management ($442.8M). 8 famous investors held it, including Cliff Asness (0.2% of AQR Capital Management's portfolio), Israel Englander (0.1% of Millennium Management's portfolio) and Steve Cohen (0.1% of Point72 Asset Management's portfolio).

Company
Marketaxess Holdings Inc.
CUSIP
57060D108
Latest filing quarter
Q2 2026

History

Number of 13F holders

0200400600 Q1 2024: 463Q1 2024Q2 2024: 468Q2 2024Q3 2024: 511Q3 2024Q4 2024: 518Q4 2024Q1 2025: 510Q1 2025Q2 2025: 531Q2 2025Q3 2025: 452Q3 2025Q4 2025: 487Q4 2025Q1 2026: 452Q1 2026Q2 2026: 397Q2 2026

Total Exit/New Position Q4 2025 → Q1 2026

InstitutionsTotal Value
New Positions54$150.9M
Exits87$108.8M

All 13F filers, Q4 2025 → Q1 2026: 5,579,033 shares bought and 3,379,018 shares sold, net +2,200,015 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.

Ownership 452 holders

BlackRock, Inc. 0.01% Add +8.8% 4,075,154 $672.3M
Primecap Management Co. 0.43% Add +5.4% 3,347,125 $552.2M
AQR Capital Management 0.20% Add +4.9% 2,683,745 $442.8M
Vanguard Portfolio Management LLC 0.02% — 2,163,671 $357.0M
North Reef Capital Management LP 10.65% Add +16.5% 1,875,000 $309.3M
Vanguard Capital Management LLC 0.01% — 1,609,259 $265.5M
FMR LLC 0.01% Reduce -24.2% 1,519,421 $250.7M
State Street Corp. 0.01% Add +2.6% 1,280,857 $211.3M
Van Eck Associates Corp. 0.15% Add +2.0% 1,239,285 $204.5M
Millennium Management 0.14% Add +260.4% 1,087,188 $179.4M
Bank of Montreal 0.07% Add +7.3% 1,020,559 $168.4M
Neuberger Berman Group LLC 0.12% Add +75.8% 966,029 $159.4M
Geode Capital Management, LLC 0.01% Add +3.6% 862,987 $142.4M
GUARDCAP ASSET MANAGEMENT Ltd 6.09% Reduce -44.2% 643,370 $106.4M
Dimensional Fund Advisors LP 0.02% Add +10.3% 581,484 $95.9M
Two Sigma Investments, LP 0.07% Reduce -1.8% 524,024 $86.5M
Goldman Sachs Group Inc. 0.01% Add +194.9% 509,043 $84.0M
Morgan Stanley 0.00% Add +15.4% 490,537 $80.9M
Findlay Park Partners LLP 1.11% Reduce -10.4% 480,600 $79.3M
JPMorgan Chase & Co. 0.00% Reduce -20.6% 432,826 $71.3M
Charles Schwab Investment Management Inc. 0.01% Add +6.3% 338,507 $55.8M
Walleye Capital LLC 0.37% Add +97.2% 332,723 $54.9M
BNP Paribas Financial Markets 0.04% Reduce -15.0% 319,302 $52.7M
Arrowstreet Capital, Limited Partnership 0.03% Add +2.3% 295,470 $48.7M
RDST Capital LLC 4.69% Reduce -5.0% 295,267 $48.7M
Bank of New York Mellon Corp 0.01% Reduce -2.9% 289,940 $47.8M
UBS Group AG 0.01% Add +167.0% 272,238 $44.9M
Bank of America Corp. 0.00% Add +32.4% 263,858 $43.5M
Amundi 0.01% Add +803.9% 258,708 $42.7M
Point72 Asset Management 0.08% New 252,825 $41.7M
Driehaus Capital Management LLC 0.29% New 239,256 $39.5M
Northern Trust Corp. 0.01% Add +0.9% 236,350 $39.0M
Vanguard Fiduciary Trust Co. 0.01% — 229,427 $37.9M
Cooke & Bieler LP 0.42% Add +117.3% 226,220 $37.3M
Champlain Investment Partners, LLC 0.44% Add +103.3% 210,076 $34.7M
Victory Capital Management Inc. 0.02% Add +118.8% 204,932 $33.8M
BNP PARIBAS ASSET MANAGEMENT Holding S.A. 0.04% Add +6.8% 203,425 $33.6M
Public Sector Pension Investment Board 0.10% Add +49.4% 192,230 $31.7M
Principal Financial Group Inc. 0.02% Add +2.1% 181,798 $30.0M
Connor, Clark & Lunn Investment Management Ltd. 0.07% Add +2.0% 174,059 $28.7M
Ieq Capital, LLC 0.13% Reduce -8.2% 173,891 $28.7M
Janus Henderson Group PLC 0.01% Add +0.2% 168,797 $27.8M
Renaissance Technologies 0.04% Reduce -5.1% 167,100 $27.6M
Sone Capital Management, LLC 2.22% Add +1444.8% 159,966 $26.4M
Nuveen, LLC 0.01% Add +10.1% 148,081 $24.4M
Healthcare of Ontario Pension Plan Trust Fund 0.04% Add +374.4% 145,628 $24.0M
HRT Financial LP 0.06% Reduce -36.0% 136,952 $22.6M
Raymond James Financial Inc. 0.01% Add +7.2% 121,635 $20.1M
Invesco Ltd. 0.00% Add +3.2% 118,332 $19.5M
Eubel Brady & Suttman Asset Management Inc. 2.33% New 111,483 $18.4M
Davis Asset Management, L.P. 0.52% New 108,846 $18.0M
Flossbach Von Storch SE 0.08% Add +16.1% 108,100 $17.8M
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC 0.00% Reduce -1.2% 107,110 $17.7M
Assenagon Asset Management S.A. 0.03% Add +65.8% 104,801 $17.3M
Polar Asset Management Partners Inc. 0.56% Add +523.8% 104,174 $17.2M
Legal & General Group Plc 0.00% Reduce -6.7% 90,720 $15.0M
Rhumbline Advisers 0.01% Add +2.0% 89,961 $14.8M
Cerity Partners LLC 0.02% Add +2.5% 84,001 $13.9M
Goodman Financial Corp 2.36% Add +9.0% 83,163 $13.7M
Citadel Advisors 0.01% Reduce -86.9% 82,159 $13.6M
Mariner, LLC 0.02% Add +33.5% 79,144 $13.1M
Cwm, LLC 0.03% Reduce -2.2% 73,978 $12.2M
Swiss National Bank 0.01% No change 73,700 $12.2M
California Public Employees Retirement System 0.01% Reduce -25.4% 72,522 $12.0M
Trexquant Investment LP 0.08% Add +82.5% 70,378 $11.6M
Ameriprise Financial Inc. 0.00% Reduce -16.2% 69,885 $11.5M
Gotham Asset Management 0.03% Add +109.6% 60,213 $9.9M
Heartland Advisors Inc. 0.49% Add +105.3% 58,334 $9.6M
Wealth Enhancement Advisory Services, LLC 0.02% Add +20.7% 56,172 $8.9M
ICICI Prudential Asset Management Co Ltd 0.98% No change 49,289 $8.1M
Quantinno Capital Management LP 0.01% Add +14.0% 46,990 $7.8M
Alliancebernstein L.P. 0.00% Add +100.8% 41,259 $7.5M
T. Rowe Price Investment Management, Inc. 0.01% Reduce -61.9% 44,278 $7.3M
Holocene Advisors, LP 0.02% Reduce -79.6% 43,799 $7.2M
California State Teachers Retirement System 0.01% Add +24.1% 43,688 $7.2M
Schonfeld Strategic Advisors LLC 0.06% Reduce -57.5% 42,596 $7.0M
DF Dent & Co. Inc. 0.13% Reduce -2.6% 41,000 $6.8M
First Trust Advisors LP 0.00% Reduce -8.1% 39,492 $6.5M
Wilson Asset Management (international) PTY Ltd. 1.84% No change 39,461 $6.5M
Fideuram - Intesa Sanpaolo Private Banking S.P.A. 0.23% Add +34.3% 39,370 $6.5M
Caisse de depot et placement du Quebec 0.01% Add +73.0% 38,887 $6.4M
Deutsche Bank AG 0.00% Add +554.8% 37,476 $6.2M
T. Rowe Price Associates Inc. 0.00% Add +8.7% 36,920 $6.1M
Stifel Financial Corp. 0.01% Add +7.4% 35,697 $5.9M
State of Wisconsin Investment Board 0.01% Add +6.2% 35,472 $5.9M
State Board of Administration of Florida Retirement System 0.01% Reduce -2.8% 35,037 $5.8M
CANADA LIFE ASSURANCE Co 0.01% Reduce -3.2% 33,909 $5.6M
Prudential Financial Inc. 0.01% Reduce -1.8% 33,744 $5.6M
VANGUARD ASSET MANAGEMENT, Ltd 0.00% — 33,466 $5.5M
GW&K Investment Management, LLC 0.05% Add +6.9% 32,697 $5.4M
Bahl & Gaynor LLC 0.03% Reduce -6.9% 32,626 $5.4M
Mercer Global Advisors Inc. 0.01% Add +8.0% 31,957 $5.3M
Prana Capital Management, LP 0.16% Reduce -21.0% 31,593 $5.2M
New York State Teachers Retirement System 0.01% Reduce -11.0% 31,584 $5.2M
Van Den Berg Management I, Inc. 1.19% Add +3.4% 31,423 $5.2M
Thrivent Financial for Lutherans 0.01% Reduce -2.3% 31,141 $5.1M
Royal Bank of Canada 0.00% Add +2.0% 30,923 $5.1M
Sei Investments Co. 0.00% Add +113.1% 30,231 $5.0M
Baillie Gifford & Co. 0.00% Reduce -25.8% 29,032 $4.8M
Alps Advisors Inc. 0.02% New 28,895 $4.8M
Taylor Hoffman Capital Management LLC 1.47% Add +22.4% 28,863 $4.8M
Robertson Opportunity Capital, LLC 1.83% No change 28,830 $4.8M
Geneva Capital Management LLC 0.10% Add +0.3% 27,533 $4.5M
Universal- Beteiligungs- und Servicegesellschaft mbH 0.01% Add +466.3% 27,410 $4.5M
Interval Partners, LP 0.15% Reduce -65.3% 26,478 $4.4M
Readystate Asset Management LP 0.42% Add +6.7% 24,935 $4.1M
Bank of Nova Scotia 0.01% Add +86.7% 24,612 $4.1M
ExodusPoint Capital Management, LP 0.04% New 23,975 $4.0M
Creative Planning 0.00% Add +51.2% 23,074 $3.8M
Canada Pension Plan Investment Board 0.00% Reduce -54.9% 22,800 $3.8M
Citigroup Inc. 0.00% Reduce -31.9% 21,390 $3.5M
HSBC Holdings PLC 0.00% Add +638.7% 21,009 $3.5M
Lombard Odier Asset Management (Europe) Ltd 0.28% Reduce -10.9% 20,930 $3.5M
Illinois Municipal Retirement Fund 0.04% Add +7.2% 20,313 $3.4M
New York State Common Retirement Fund 0.00% Reduce -0.4% 20,179 $3.3M
Hunter Perkins Capital Management, LLC 0.78% Add +16.2% 19,992 $3.3M
Agf Management Ltd. 0.01% Add +11.0% 19,955 $3.3M
Captrust Financial Advisors 0.01% Add +8.0% 19,708 $3.3M
Algert Global LLC 0.05% Reduce -67.2% 19,440 $3.2M
Russell Investments Group, Ltd. 0.00% Reduce -9.2% 19,172 $3.2M
Walleye Trading LLC 0.06% New 19,070 $3.1M
State of Alaska, Department of Revenue 0.03% Reduce -2.8% 18,394 $3.0M
Guardian Capital LP 0.08% Reduce -22.8% 18,300 $3.0M
WINTON GROUP Ltd 0.10% Reduce -50.5% 18,018 $3.0M
Franklin Resources Inc. 0.00% Add +62.9% 17,603 $2.9M
Cinctive Capital Management LP 0.19% Reduce -23.1% 17,582 $2.9M
CenterBook Partners LP 0.15% New 16,706 $2.8M
State of Tennessee, Department of Treasury 0.01% Reduce -5.1% 16,682 $2.8M
Louisiana State Employees Retirement System 0.05% Reduce -2.9% 16,500 $2.7M
American Century Companies Inc. 0.00% Add +7.4% 16,192 $2.7M
Teachers Retirement System of the State of Kentucky 0.02% Add +74.0% 16,012 $2.6M
Squarepoint Ops LLC 0.01% Reduce -77.9% 15,858 $2.6M
Police & Firemen's Retirement System of New Jersey 0.02% No change 15,845 $2.6M
Treasurer of the State of North Carolina 0.01% Add +2.2% 15,606 $2.6M
Envestnet Asset Management Inc. 0.00% Add +524.7% 15,286 $2.5M
Focus Partners Wealth 0.00% Add +6.4% 15,054 $2.5M
Vanguard Global Advisers, LLC 0.00% — 14,948 $2.5M
Elo Mutual Pension Insurance Co 0.04% New 14,686 $2.4M
Tidal Investments LLC 0.01% Reduce -7.9% 14,642 $2.4M
Zurcher Kantonalbank (Zurich Cantonalbank) 0.01% Reduce -2.3% 14,105 $2.3M
Sanctuary Advisors, LLC 0.01% Reduce -0.8% 14,015 $2.3M
Barclays PLC 0.00% Reduce -50.4% 13,847 $2.3M
Man Group plc 0.00% Reduce -53.2% 13,738 $2.3M
Merit Financial Group, LLC 0.02% Add +2.5% 13,710 $2.3M
Public Employees Retirement System of Ohio 0.01% Add +4.4% 13,269 $2.2M
Brighton Jones LLC 0.05% New 13,098 $2.2M
Exchange Traded Concepts, LLC 0.02% Add +3.6% 13,032 $2.2M
State of New Jersey Common Pension Fund D 0.01% Reduce -2.6% 12,841 $2.1M
Jane Street Group, LLC 0.00% Add +2.8% 12,740 $2.1M
Jump Financial, LLC 0.03% Add +18.9% 12,556 $2.1M
Focus Partners Advisor Solutions, LLC 0.02% Reduce -9.0% 11,908 $2.0M
Fred Alger Management, LLC 0.01% Reduce -0.5% 11,594 $1.9M
Amalgamated Bank 0.01% Reduce -3.6% 11,305 $1.9M
Pallas Capital Advisors LLC 0.07% Reduce -18.3% 11,133 $1.8M
Alpha Omega Wealth Management LLC 0.29% Add +48.9% 10,895 $1.8M
Natixis Advisors, LLC 0.00% New 10,880 $1.8M
Walled Lake Planning & Wealth Management, LLC 0.51% Add +2.0% 10,544 $1.7M
Arizona State Retirement System 0.01% Reduce -1.3% 10,210 $1.7M
Fifth Third Bancorp 0.00% Add +351.5% 10,140 $1.7M
Yousif Capital Management, LLC 0.02% Reduce -0.3% 10,116 $1.7M
XTX Topco Ltd 0.03% Reduce -30.9% 9,828 $1.6M
Los Angeles Capital Management LLC 0.01% Reduce -29.6% 9,581 $1.6M
Vanguard Investments Australia, Ltd. 0.00% — 9,410 $1.6M
Handelsbanken Fonder AB 0.01% No change 9,344 $1.5M
Commonwealth of Pennsylvania Public School Empls Retrmt SYS 0.01% Reduce -0.1% 9,192 $1.5M
Oregon Public Employees Retirement Fund 0.02% Reduce -0.5% 8,499 $1.4M
Summit Trail Advisors, LLC 0.02% Add +44.0% 8,402 $1.4M
Krilogy Financial LLC 0.04% Add +1.0% 7,884 $1.4M
KLP Kapitalforvaltning As 0.01% Add +2.5% 8,200 $1.4M
Jefferies Financial Group Inc. 0.02% Add +72.1% 8,190 $1.4M
Manufacturers Life Insurance Company, The 0.00% Reduce -0.8% 8,050 $1.3M
Dark Forest Capital Management LP 0.12% Add +73.8% 8,044 $1.3M
Integrated Wealth Concepts LLC 0.01% Reduce -2.1% 7,796 $1.3M
Baird Financial Group, Inc. 0.00% Reduce -59.9% 7,753 $1.3M
IFP Advisors, Inc 0.03% Add +81.5% 7,741 $1.3M
Weiss Asset Management LP 0.03% New 7,490 $1.2M
Oak Thistle LLC 0.12% Reduce -25.5% 7,370 $1.2M
Maryland State Retirement & Pension System 0.02% Reduce -0.5% 7,147 $1.2M
Quantbot Technologies LP 0.05% Add +22.6% 6,940 $1.1M
Stiles Financial Services Inc 0.34% Reduce -3.0% 6,767 $1.1M
Jones Financial Companies LLLP 0.00% Add +261.1% 6,674 $1.1M
Empowered Funds, LLC 0.01% Add +415.4% 6,474 $1.1M
Bull Harbor Capital LLC 0.28% — 6,378 $1.1M
Dynamic Technology Lab Private Ltd 0.17% New 6,363 $1.0M
Redwood Investment Management, LLC 0.13% New 6,262 $1.0M
Toronto Dominion Bank 0.00% Add +4.4% 6,035 $997K
SG Americas Securities, LLC 0.00% Reduce -47.2% 6,032 $995K
Voya Investment Management LLC 0.00% Add +19.9% 5,844 $964K
HighTower Advisors, LLC 0.00% Add +100.8% 5,836 $963K
Parvin Asset Management, LLC 0.70% Reduce -0.1% 5,770 $952K
Evolve Private Wealth, LLC 0.05% Reduce -26.3% 5,700 $940K
Diversified Trust Co. 0.02% Add +137.9% 5,655 $933K
Pictet Asset Management Holding SA 0.00% Add +5.5% 5,610 $926K
Bridgewater Associates 0.00% Reduce -57.7% 5,608 $925K
Osaic Holdings, Inc. 0.00% Add +54.9% 5,330 $880K
Nisa Investment Advisors, LLC 0.00% Add +32.9% 5,231 $863K
Axq Capital, LP 0.11% Add +84.5% 5,190 $856K
Sivia Capital Partners, LLC 0.17% Add +33.4% 5,178 $854K
DekaBank Deutsche Girozentrale 0.00% No change 5,080 $854K
Ensign Peak Advisors, Inc 0.00% Reduce -69.0% 5,167 $852K
RNC Capital Management LLC 0.04% Add +42.8% 5,118 $844K
Alyeska Investment Group, L.P. 0.00% New 5,042 $832K
Ancora Advisors LLC 0.02% Add +15.3% 5,001 $825K
Wells Fargo & Company 0.00% Reduce -7.0% 4,927 $813K
Engineers Gate Manager LP 0.01% New 4,865 $803K
Curi Capital, LLC 0.01% Add +58.5% 4,740 $782K
Virtu Financial LLC 0.03% New 4,742 $782K
NorthCrest Asset Manangement, LLC 0.02% Reduce -32.4% 4,437 $761K
Nordea Investment Management AB 0.00% Reduce -16.8% 4,542 $749K
New York Life Investment Management LLC 0.01% Add +28.6% 4,445 $733K
Hennion & Walsh Asset Management, Inc. 0.02% Add +2.8% 4,368 $721K
PDT Partners, LLC 0.04% No change 4,280 $706K
Mutual of America Capital Management LLC 0.01% Add +0.1% 4,254 $702K
LPL Financial LLC 0.00% Add +9.8% 4,253 $702K
Balyasny Asset Management L.P. 0.00% Reduce -87.2% 4,185 $690K
DRW Securities, LLC 0.04% New 4,098 $676K
Northwest & Ethical Investments L.P. 0.02% Reduce -29.6% 4,036 $666K
Cibc World Market Inc. 0.00% Reduce -61.1% 3,992 $659K
Public Employees Retirement Association of Colorado 0.00% No change 3,908 $645K
Jacobs Levy Equity Management, Inc. 0.00% Add +17.9% 3,908 $645K
Chicago Partners Investment Group LLC 0.01% Add +0.4% 3,905 $635K
Essential Partners LLC 0.21% Reduce -28.4% 3,706 $611K
MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. 0.00% New 3,614 $596K
Vanguard Personalized Indexing Management, LLC 0.01% Reduce -9.8% 3,595 $593K
TD Waterhouse Canada Inc. 0.00% New 3,567 $589K
TD Asset Management Inc 0.00% Reduce -14.8% 3,567 $588K
Lido Advisors, LLC 0.00% Add +16.1% 3,551 $586K
Blueshift Asset Management, LLC 0.17% New 3,464 $571K
Larson Financial Group LLC 0.02% Add +12.0% 3,410 $563K
Waverly Advisors, LLC 0.00% Add +16.1% 3,366 $555K
D. E. Shaw & Co. 0.00% Reduce -90.8% 3,314 $547K
CIBC Bancorp USA Inc. 0.00% — 3,310 $546K
Parcion Private Wealth LLC 0.03% Reduce -2.3% 3,252 $537K
New Age Alpha Advisors, LLC 0.03% Reduce -2.1% 3,244 $535K
HB Wealth Management, LLC 0.00% Add +25.7% 3,222 $532K
Vident Advisory, LLC 0.00% Reduce -83.1% 3,202 $528K
Entropy Technologies, LP 0.02% New 3,192 $527K
EverSource Wealth Advisors, LLC 0.02% Add +9.6% 3,098 $511K
Inspire Advisors, LLC 0.04% Add +2.2% 3,057 $504K
Y-Intercept (Hong Kong) Ltd 0.01% Reduce -40.8% 3,054 $504K
&partners 0.00% Reduce -6.4% 3,002 $495K
US Bancorp \de 0.00% Reduce -17.2% 2,968 $490K
waypoint wealth counsel 0.25% Add +16.3% 2,954 $487K
Twin Tree Management, LP 0.10% Add +140.3% 2,949 $487K
Waddell & Associates, LLC 0.03% Add +5.6% 2,926 $483K
Jackson Thornton Wealth Management, LLC 0.04% Reduce -16.4% 2,785 $479K
Journey Strategic Wealth LLC 0.01% Add +82.9% 2,815 $464K
Vestmark Advisory Solutions, Inc. 0.01% New 2,775 $458K
Xponance LLC 0.00% Add +43.4% 2,769 $457K
Amica Mutual Insurance Co. 0.04% Add +17.3% 2,758 $455K
Keybank National Association 0.00% Reduce -15.1% 2,751 $454K
Qsemble Capital Management, LP 0.03% Reduce -6.3% 2,679 $442K
Federation des caisses Desjardins du Quebec 0.00% Reduce -41.0% 2,660 $439K
Assetmark, Inc. 0.00% Add +10.2% 2,655 $438K
Evoke Wealth, LLC 0.01% Add +12.0% 2,628 $434K
Fox Run Management, L.L.C. 0.08% Reduce -31.3% 2,620 $432K
Citizens Financial Group Inc. 0.01% Add +6.3% 2,592 $428K
denkapparat Operations GmbH 0.18% No change 2,574 $425K
O'shaughnessy Asset Management, LLC 0.00% Add +34.9% 2,574 $425K
Optimize Financial Inc. 0.21% New 2,559 $422K
Aviva PLC 0.00% Reduce -13.2% 2,500 $412K
Allworth Financial LP 0.00% Add +46.8% 2,494 $411K
Transcend Capital Advisors, LLC 0.03% Reduce -1.4% 2,483 $410K
Caerus Investment Advisors, LLC 0.17% Reduce -43.1% 2,424 $400K
Clearstead Advisors, LLC 0.00% Reduce -2.1% 2,332 $385K
Arax Advisory Partners 0.01% Add +19050.0% 2,298 $379K
Rothschild Wealth LLC 0.03% Add +0.6% 2,290 $378K
PEAK6 LLC 0.01% New 2,290 $378K
Corient Private Wealth LP 0.00% Add +54.1% 2,392 $377K
Two Sigma Securities, LLC 0.04% Reduce -58.5% 2,260 $373K
CIBC Asset Management Inc 0.00% Reduce -2.0% 2,238 $369K
Reynders McVeigh Capital Management, LLC 0.02% Reduce -3.3% 2,215 $365K
Bessemer Group Inc. 0.00% Reduce -26.4% 2,190 $362K
AlphaGrep UK Ltd 0.11% New 2,192 $362K
X-Square Capital, LLC 0.12% Add +7.8% 2,185 $360K
Swiss Life Asset Management Ltd 0.00% Add +24.5% 2,142 $353K
Rothschild Investment LLC 0.02% Reduce -18.9% 2,125 $351K
PNC Financial Services Group, Inc. 0.00% Add +16.9% 2,125 $351K
Allegiance Financial Group Advisory Services LLC 0.07% Add +16.2% 2,113 $349K
Horizon Kinetics Asset Management LLC 0.00% Add +7.8% 2,102 $347K
NewEdge Advisors, LLC 0.00% Reduce -17.2% 2,091 $345K
Pinnacle Wealth Management Advisory Group, LLC 0.02% Add +16.4% 2,032 $335K
Pinnacle Associates Ltd. 0.00% Add +16.4% 2,032 $335K
Nwam LLC 0.02% New 1,984 $327K
Knightsbridge Asset Management, LLC 0.04% Add +42.4% 1,981 $327K
Earned Wealth Advisors, LLC 0.02% Reduce -3.8% 1,976 $326K
Cambridge Investment Research Advisors, Inc. 0.00% Add +21.5% 1,977 $326K
RMR Wealth Builders 0.03% Reduce -0.1% 1,957 $323K
Machina Capital S.A.S. 0.06% Add +18.2% 1,949 $322K
Knollwood Investment Advisory, LLC 0.03% No change 1,934 $319K
Utah Retirement Systems 0.00% No change 1,927 $318K
Linden Thomas Advisory Services, LLC 0.03% New 1,924 $317K
DNB Asset Management AS 0.00% New 1,902 $314K
SYM FINANCIAL Corp 0.03% Reduce -12.8% 1,874 $309K
Pathstone Holdings, LLC 0.00% Add +3.9% 1,826 $301K
Gsa Capital Partners LLP 0.02% Reduce -64.5% 1,821 $300K
Kera Capital Partners, Inc. 0.04% No change 1,761 $291K
Ariadne Wealth Management, LP 0.13% No change 1,747 $288K
GenTrust, LLC 0.01% Add +8.3% 1,744 $288K
Crossmark Global Holdings, Inc. 0.00% Add +27.1% 1,715 $283K
Beese Fulmer Investment Management, Inc. 0.02% Add +17.7% 1,711 $282K
Nomura Holdings Inc. 0.00% Add +2.8% 1,607 $265K
Dundas Partners LLP 0.02% Reduce -15.7% 1,604 $265K
Morningstar Investment Management LLC 0.02% Reduce -93.0% 1,602 $264K
R Squared Ltd 0.14% New 1,590 $262K
Argos Wealth Advisors, LLC 0.07% Add +11.6% 1,561 $258K
Aquatic Capital Management LLC 0.01% Reduce -92.9% 1,508 $249K
Abundance Wealth Counselors 0.04% New 1,498 $247K
Teacher Retirement System of Texas 0.00% Reduce -96.0% 1,460 $241K
Brooklyn Investment Group 0.01% Add +28.9% 1,448 $239K
Benedict Financial Advisors Inc. 0.05% Reduce -13.4% 1,447 $239K
GAMMA Investing LLC 0.01% Add +1.6% 1,444 $238K
Legacy Financial Advisors, Inc. 0.03% Add +14.6% 1,440 $238K
Fieldview Capital Management, LLC 0.07% Reduce -35.5% 1,410 $233K
Vise Technologies, Inc. 0.00% No change 1,282 $232K
Guardian Partners Inc. 0.02% Reduce -6.6% 1,401 $232K
Wick Capital Partners, LLC 0.04% Add +20.0% 1,404 $232K
QTR Family Wealth, LLC 0.10% Reduce -1.7% 1,349 $231K
OMERS ADMINISTRATION Corp 0.00% No change 1,390 $229K
Odyssean, LLC 0.08% Reduce -66.8% 1,381 $228K
Globeflex Capital L P 0.03% Reduce -16.8% 1,371 $226K
Empirical Finance, LLC 0.01% Reduce -1.3% 1,296 $214K
Kornitzer Capital Management Inc. 0.00% Reduce -1.9% 1,289 $213K
Tower Research Capital LLC (TRC) 0.01% Reduce -20.5% 1,281 $211K
Fi3 FINANCIAL ADVISORS, LLC 0.06% Reduce -21.8% 1,258 $208K
Retirement Planning Co of New England, Inc. 0.08% Reduce -2.3% 1,248 $206K
Shelton Capital Management 0.00% No change 1,244 $205K
Hamilton Capital Partners Inc. 0.01% No change 1,239 $204K
Sterling Capital Management LLC 0.00% Reduce -43.3% 1,223 $202K
KBC Group NV 0.00% No change 1,194 $197K
Farther Finance Advisors, LLC 0.00% Reduce -2.3% 1,175 $195K
Bard Associates Inc. 0.05% Add +819.8% 1,159 $191K
Archer Investment Corp 0.04% New 993 $164K
CX Institutional 0.00% Reduce -12.7% 952 $157K
Horizon Investments, LLC 0.00% New 921 $152K
Whittier Trust Co. of Nevada Inc. 0.00% Add +1250.0% 864 $151K
Hantz Financial Services, Inc. 0.00% Add +45.4% 897 $148K
STRS Ohio 0.00% Reduce -0.1% 872 $144K
South Dakota Investment Council 0.00% No change 850 $140K
Northwestern Mutual Wealth Management Co. 0.00% Add +65.1% 819 $135K
Pinnacle Wealth Planning Services, Inc. 0.01% Reduce -15.4% 737 $122K
Caitong International Asset Management Co., Ltd 0.02% Add +33.9% 679 $112K
True Wealth Design, LLC 0.03% Reduce -9.3% 623 $103K
MetLife Investment Management, LLC 0.00% Add +0.2% 597 $98K
Eurizon Capital SGR S.p.A. 0.00% No change 580 $96K
Root Financial Partners, LLC 0.00% Add +1047.6% 482 $80K
MAI Capital Management 0.00% Add +603.2% 443 $73K
Pacer Advisors, Inc. 0.00% Add +58.6% 444 $73K
Covestor Ltd 0.05% Reduce -46.2% 436 $72K
Salomon & Ludwin, LLC 0.01% Add +59.8% 417 $71K
Anchor Investment Management, LLC 0.01% No change 374 $62K
Destiny Wealth Partners, LLC 0.01% New 362 $60K
Colonial Trust Co / SC 0.01% No change 351 $58K
Westpac Banking Corp. 0.00% New 341 $56K
Employees Retirement System of Texas 0.00% No change 311 $51K
Wealth Preservation Advisors, LLC 0.04% New 299 $49K
Federated Hermes, Inc. 0.00% Add +0.7% 279 $46K
Asset Management One Co., Ltd. 0.00% Reduce -42.4% 269 $44K
Quarry LP 0.01% Reduce -45.2% 263 $43K
Nomura Asset Management Co. Ltd. 0.00% Add +165.3% 260 $43K
Heritage Wealth Advisors 0.00% New 235 $39K
MassMutual Private Wealth & Trust, FSB 0.00% Reduce -28.6% 222 $37K
Rexford Capital Inc. 0.03% No change 214 $35K
Generali Asset Management SPA SGR 0.00% No change 214 $35K
Steward Partners Investment Advisory, LLC 0.00% Add +31.1% 211 $35K
UMB Bank, n.a. 0.00% Reduce -2.3% 211 $35K
Bayforest Capital Ltd 0.04% Reduce -39.2% 205 $34K
SJS Investment Consulting Inc. 0.00% Add +13.0% 200 $33K
Quent Capital, LLC 0.00% No change 151 $25K
CVA Family Office, LLC 0.00% Add +21.2% 137 $23K
Aster Capital Management (DIFC) Ltd 0.01% Reduce -91.8% 104 $23K
Bank Julius Baer & Co. Ltd, Zurich 0.00% No change 125 $21K
Quadrant Capital Group LLC 0.00% Reduce -5.3% 125 $21K
Versant Capital Management, Inc 0.00% Reduce -80.1% 124 $20K
Smartleaf Asset Management LLC 0.00% Add +17.0% 117 $19K
Community Financial Services Group, LLC 0.00% New 115 $19K
Activest Wealth Management 0.00% Reduce -27.6% 113 $19K
HM Payson & Co. 0.00% No change 110 $18K
Signaturefd, LLC 0.00% Reduce -12.1% 102 $17K
Rockefeller Capital Management L.P. 0.00% Add +13.6% 100 $17K
Private Trust Co. NA 0.00% No change 96 $16K
Owl Creek Wealth Partners LLC 0.01% — 95 $16K
CNB Bank 0.01% No change 92 $15K
Bare Financial Services, Inc 0.00% New 71 $12K
Boreal Capital Management LLC 0.01% No change 70 $12K
Mather Group, Llc. 0.00% New 60 $10K
Mitsubishi UFJ Asset Management Co., Ltd. 0.00% No change 56 $9K
Global X Japan Co., Ltd. 0.00% New 52 $9K
International Assets Investment Management, LLC 0.00% No change 51 $8K
MCF Advisors LLC 0.00% New 50 $8K
Clearstead Trust, LLC 0.00% Reduce -49.5% 48 $8K
SBI Securities Co., Ltd. 0.00% Reduce -4.0% 48 $8K
Fjarde Ap-Fonden /Fourth Swedish National Pension Fund 0.00% No change 44 $7K
Parkside Financial Bank & Trust 0.00% Add +38.7% 43 $7K
Storebrand Asset Management As 0.00% No change 43 $7K
Leonteq Securities AG 0.00% Reduce -41.8% 39 $6K
JPL Wealth Management, LLC 0.00% New 36 $6K
Manchester Capital Management LLC 0.00% Add +288.9% 35 $6K
Sunbelt Securities, Inc. 0.00% Add +94.4% 35 $6K
Twin Peaks Wealth Advisors, LLC 0.00% New 34 $6K
Advisory Services Network, LLC 0.00% New 33 $5K
Parallel Advisors, LLC 0.00% Reduce -29.8% 33 $5K
Bangor Savings Bank 0.00% Reduce -77.0% 32 $5K
Smithfield Trust Co 0.00% No change 28 $5K
C M Bidwell & Associates Ltd. 0.00% No change 29 $5K
Huntington National Bank 0.00% Reduce -36.4% 28 $5K
High Note Wealth, LLC 0.00% No change 26 $4K
Keating Financial Advisory Services, Inc. 0.00% Add +47.1% 25 $4K
Bogart Wealth, LLC 0.00% Reduce -10.7% 25 $4K
Stone House Investment Management, LLC 0.00% New 23 $4K
Investors Research Corp 0.00% No change 22 $4K
First Eagle Investment Management, LLC 0.00% No change 22 $4K
Farmers & Merchants Investments Inc. 0.00% Add +13.3% 17 $3K
Fortitude Family Office, LLC 0.00% Add +1500.0% 16 $3K
Rossby Financial, LCC 0.00% Add +150.0% 15 $2K
Transamerica Financial Advisors, LLC 0.00% Add +55.6% 14 $2K
Salem Investment Counselors Inc. 0.00% New 14 $2K
Dogwood Wealth Management LLC 0.00% Add +18.2% 13 $2K
JFS Wealth Advisors, LLC 0.00% Add +116.7% 13 $2K
MTM Investment Management, LLC 0.00% No change 12 $2K
MV Capital Management, Inc. 0.00% Reduce -26.7% 11 $2K
Marquette Asset Management, LLC 0.00% No change 9 $1K
Financial Consulate, Inc. 0.00% No change 9 $1K
SouthState Bank Corp 0.00% No change 9 $1K
Harbour Investments, Inc. 0.00% Add +700.0% 8 $1K
CENTRAL TRUST Co 0.00% No change 7 $1K
Ankerstar Wealth, LLC 0.00% No change 6 $990
Cromwell Holdings LLC 0.00% No change 6 $990
Kilter Group LLC 0.00% New 6 $990
Bay Harbor Wealth Management, LLC 0.00% Add +500.0% 6 $989
Gilpin Wealth Management, LLC 0.00% Add +66.7% 5 $825
Elevation Wealth Partners, LLC 0.00% Add +150.0% 5 $825
Raffa Wealth Management, LLC 0.00% No change 5 $825
DiNuzzo Private Wealth, Inc. 0.00% Add +150.0% 5 $825
Sachetta, LLC 0.00% No change 3 $495
Vermillion Wealth Management, Inc. 0.00% New 3 $495
Cedar Mountain Advisors, LLC 0.00% New 3 $495
Bell Investment Advisors, Inc 0.00% No change 3 $495
Basecamp Wealth Advisors LLC 0.00% Reduce -66.7% 3 $495
First Horizon Corp. 0.00% New 3 $495
Prestige Wealth Management Group LLC 0.00% New 2 $330
Rialto Wealth Management, LLC 0.00% No change 2 $330
HFM Investment Advisors, LLC 0.00% No change 2 $330
Zions Bancorporation, National Association 0.00% Reduce -66.7% 2 $330
Atlantic Union Bankshares Corp 0.00% New 2 $330
Cornerstone Planning Group LLC 0.00% No change 3 $304
Dunhill Financial, LLC 0.00% Reduce -50.0% 1 $241
Curio Wealth, LLC 0.00% New 1 $165
Abound Wealth Management 0.00% Reduce -50.0% 1 $165
Annis Gardner Whiting Capital Advisors, LLC 0.00% No change 1 $165
Hughes Financial Services, LLC 0.00% No change 1 $165
Avion Wealth 0.00% No change 6 $0

"% of holder's portfolio" is MKTX's weight in each manager's 13F, not the share of Marketaxess Holdings Inc. the manager owns.