Skip to main content

Marketaxess Holdings Inc

MKTX
Exchange
Nasdaq
Industry
Security Brokers, Dealers & Flotation Companies
SEC CIK
0001278021

In the last 90 days, Marketaxess Holdings Inc insiders filed 0 open-market purchases and 4 sales; 397 institutions reported holding it in 13F filings for Q2 2026, worth $4.44B in total; no superinvestor holds it.

13F holders, Q1 2024

Institutional positions in Marketaxess Holdings Inc as of Mar 31, 2024. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
463
−38 vs. Q4 2023
Shares held
37.1M
−14.7K (0.0%) vs. Q4 2023
Total value
$8.14B
−$2.73B (−25.1%) vs. Q4 2023
New holders
65
156 more added
Sold out
103
177 more reduced

5 institutions that held it in Q4 2023 haven't filed for Q1 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 2023: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting MKTX on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ1 2024: 463 institutions
Q1 2021: 589 institutionsQ2 2021: 551 institutionsQ3 2021: 508 institutionsQ4 2021: 505 institutionsQ1 2022: 506 institutionsQ2 2022: 505 institutionsQ3 2022: 479 institutionsQ4 2022: 500 institutionsQ1 2023: 540 institutionsQ2 2023: 514 institutionsQ3 2023: 485 institutionsQ4 2023: 506 institutionsQ1 2024: 463 institutionsQ2 2024: 468 institutionsQ3 2024: 511 institutionsQ4 2024: 519 institutionsQ1 2025: 511 institutionsQ2 2025: 531 institutionsQ3 2025: 452 institutionsQ4 2025: 487 institutionsQ1 2026: 452 institutionsQ2 2026: 397 institutions
Value heldQ1 2024: $8.14B
Q1 2021: $17.7BQ2 2021: $16.8BQ3 2021: $15.3BQ4 2021: $15.0BQ1 2022: $12.4BQ2 2022: $9.28BQ3 2022: $8.19BQ4 2022: $10.3BQ1 2023: $14.5BQ2 2023: $9.88BQ3 2023: $7.98BQ4 2023: $10.9BQ1 2024: $8.14BQ2 2024: $7.48BQ3 2024: $9.42BQ4 2024: $8.51BQ1 2025: $8.05BQ2 2025: $8.24BQ3 2025: $6.21BQ4 2025: $6.62BQ1 2026: $6.31BQ2 2026: $4.44B
Institutions holding MKTX and their total value by quarter
QuarterHoldersValue
Q2 2026397$4.44B
Q1 2026452$6.31B
Q4 2025487$6.62B
Q3 2025452$6.21B
Q2 2025531$8.24B
Q1 2025511$8.05B
Q4 2024519$8.51B
Q3 2024511$9.42B
Q2 2024468$7.48B
Q1 2024463$8.14B
Q4 2023506$10.9B
Q3 2023485$7.98B
Q2 2023514$9.88B
Q1 2023540$14.5B
Q4 2022500$10.3B
Q3 2022479$8.19B
Q2 2022505$9.28B
Q1 2022506$12.4B
Q4 2021505$15.0B
Q3 2021508$15.3B
Q2 2021551$16.8B
Q1 2021589$17.7B

Institutions, Q1 2024

Shares, value and share of portfolio for each institution holding Marketaxess Holdings Inc; share changes are against Q4 2023.

Institutions holding MKTX in Q1 2024
InstitutionSharesValue% of portfolioChange in sharesAction
Vanguard Group Inc4,539,440$995.3M0.02%+13,018+0.3%Added
BlackRock Inc.3,223,933$706.8M0.02%+45,367+1.4%Added
Guardcap Asset Management Ltd2,425,897$531.9M6.52%+564,820+30.3%Added
State Street Corp1,727,033$378.7M0.02%+27,908+1.6%Added
Van Eck Associates Corp1,657,960$363.5M0.55%+290,347+21.2%Added
Royal Bank of Canada1,542,520$338.2M0.08%−227,683−12.9%Reduced
T. Rowe Price Investment Management, Inc.1,541,325$337.9M0.21%+312,995+25.5%Added
FMR LLC1,153,407$252.9M0.02%+362,883+45.9%Added
Primecap Management Co1,125,920$246.9M0.18%+3,360+0.3%Added
Macquarie Group Ltd1,046,351$229.4M0.26%+28,593+2.8%Added
Invesco Ltd.927,453$203.3M0.04%+341,721+58.3%Added
Geode Capital Management, LLC920,486$201.3M0.02%+28,067+3.1%Added
Wasatch Advisors Inc716,689$157.1M0.82%+204,660+40.0%Added
Ownership Capital B.V.713,220$156.4M3.58%−57,412−7.4%Reduced
Allianz Asset Management GmbH537,022$117.7M0.20%+168,583+45.8%Added
Marshall Wace, LLP534,395$117.2M0.19%+278,447+108.8%Added
Norges Bank476,833$104.5M0.02%+37,922+8.6%Added
JPMorgan Chase & Co432,150$94.7M0.01%+105,758+32.4%Added
Bank of New York Mellon Corp425,718$93.3M0.02%+8,425+2.0%Added
Baillie Gifford & Co417,060$91.4M0.07%−93,947−18.4%Reduced
Charles Schwab Investment Management Inc369,816$81.1M0.02%+15,405+4.3%Added
Northern Trust Corp359,569$78.8M0.01%−8,794−2.4%Reduced
Jackson Square Partners, LLC306,068$67.1M2.79%−119,293−28.0%Reduced
Teacher Retirement System of Texas301,525$66.1M0.42%+28,655+10.5%Added
Citadel Advisors LLC299,458$65.7M0.06%−46,345−13.4%Reduced
Morgan Stanley291,162$63.8M0.01%−3,443−1.2%Reduced
UBS Asset Management Americas Inc238,318$52.3M0.02%−882−0.4%Reduced
Stephens Investment Management Group LLC232,127$50.9M0.68%+17,241+8.0%Added
APG Asset Management N.V.243,164$49.4M0.09%−11,533−4.5%Reduced
Legal & General Group Plc221,097$48.5M0.01%−7,662−3.3%Reduced
Tandem Investment Advisors, Inc.217,128$47.6M1.84%+21,452+11.0%Added
Dimensional Fund Advisors LP215,749$47.3M0.01%+13,515+6.7%Added
Baird Financial Group, Inc.211,872$46.5M0.10%−16,608−7.3%Reduced
Artisan Partners Limited Partnership208,646$45.7M0.07%−270,487−56.5%Reduced
Raymond James & Associates201,412$44.2M0.03%+57,394+39.9%Added
Balyasny Asset Management LLC194,531$42.7M0.11%+34,951+21.9%Added
Envestnet Asset Management Inc188,289$41.3M0.02%+138,069+274.9%Added
Neuberger Berman Group LLC178,171$39.1M0.03%−104,482−37.0%Reduced
Burgundy Asset Management Ltd.178,145$39.1M0.40%+2,001+1.1%Added
Nuveen Asset Management, LLC165,549$36.3M0.01%−5,635−3.3%Reduced
Van Berkom & Associates Inc.161,647$35.4M1.01%−3,792−2.3%Reduced
SEI Investments Co159,144$34.9M0.05%−22,508−12.4%Reduced
Barclays PLC156,048$34.2M0.02%+16,164+11.6%Added
Bank of America Corp154,139$33.8M0.00%+15,764+11.4%Added
Price T Rowe Associates Inc148,356$32.5M0.00%−720,475−82.9%Reduced
Deutsche Bank AG147,939$32.4M0.02%−22,261−13.1%Reduced
Owls Nest Partners IA, LLC141,547$31.0M8.22%+76,418+117.3%Added
NFJ Investment Group, LLC139,809$30.7M0.84%−13,538−8.8%Reduced
Ameriprise Financial Inc135,430$29.7M0.01%+126,579+1,430.1%Added
TD Asset Management Inc130,852$28.7M0.03%+27,891+27.1%Added
GW&K Investment Management, LLC130,185$28.5M0.25%−3,666−2.7%Reduced
HSBC Holdings PLC120,183$26.3M0.02%+15,329+14.6%Added
Amundi124,623$25.3M0.01%+32,058+34.6%Added
Source Financial Advisors LLC115,213$25.3M7.67%+186+0.2%Added
Goldman Sachs Group Inc107,958$23.7M0.00%−6,688−5.8%Reduced
Wells Fargo & Company93,392$20.5M0.01%−62,942−40.3%Reduced
Sumitomo Mitsui Trust Holdings, Inc.90,371$19.8M0.01%−1,171−1.3%Reduced
RMB Capital Management, LLC87,816$19.3M0.44%+2,708+3.2%Added
Rhumbline Advisers86,189$18.9M0.02%−5,006−5.5%Reduced
UBS Group AG84,868$18.6M0.01%+5,159+6.5%Added
North Reef Capital Management LP80,000$17.5M0.91%+80,000New
State Board of Administration of Florida Retirement System43,195$16.9M0.04%−1,035−2.3%Reduced
Ashford Capital Management Inc74,277$16.3M2.20%−3,582−4.6%Reduced
Tobam69,871$15.3M1.37%+9,657+16.0%Added
Mitsubishi UFJ Trust & Banking Corp66,529$14.6M0.03%−2,527−3.7%Reduced
Credit Suisse AG64,925$14.2M0.01%−1,034−1.6%Reduced
Walleye Capital LLC62,980$13.8M0.15%+62,980New
New York State Common Retirement Fund61,092$13.4M0.02%−35,384−36.7%Reduced
California State Teachers Retirement System60,693$13.3M0.02%+151+0.2%Added
Assenagon Asset Management S.A.60,426$13.2M0.04%+22,442+59.1%Added
Bank of Montreal58,900$13.0M0.01%+1,578+2.8%Added
Man Group plc58,212$12.8M0.03%+41,344+245.1%Added
California Public Employees Retirement System53,349$11.7M0.01%−15,594−22.6%Reduced
Public Employees Retirement Association of Colorado53,290$11.7M0.05%−499−0.9%Reduced
Schroder Investment Management Group49,743$10.9M0.01%+2,231+4.7%Added
Azora Capital LP49,676$10.9M0.79%+49,676New
Citigroup Inc48,624$10.7M0.01%−8,215−14.5%Reduced
Bahl & Gaynor Inc48,394$10.6M0.06%−5,189−9.7%Reduced
Principal Financial Group Inc46,916$10.3M0.01%−12,379−20.9%Reduced
Robeco Institutional Asset Management B.V.46,495$10.2M0.02%−2,398−4.9%Reduced
ICICI Prudential Asset Management Co Ltd43,289$9.49M1.07%+12,856+42.2%Added
Alps Advisors Inc42,304$9.28M0.07%+6,399+17.8%Added
Mitsubishi UFJ Kokusai Asset Management Co., Ltd.41,191$9.03M0.01%+3,603+9.6%Added
Alliancebernstein L.P.39,259$8.61M0.00%−10,579−21.2%Reduced
New York State Teachers Retirement System37,326$8.18M0.02%+305+0.8%Added
Adage Capital Partners GP, L.L.C.37,150$8.15M0.02%+300+0.8%Added
Interval Partners, LP36,701$8.05M0.30%+3,023+9.0%Added
2Xideas AG36,282$7.95M0.97%−14,436−28.5%Reduced
M&G Plc36,194$7.93M0.05%+36,194New
Kingsview Wealth Management, LLC35,878$7.87M0.20%+35,878New
Schonfeld Strategic Advisors LLC35,827$7.86M0.06%+24,127+206.2%Added
Aviva PLC35,555$7.80M0.03%+6,647+23.0%Added
BNP Paribas Arbitrage, SA35,040$7.68M0.01%−10,056−22.3%Reduced
Norris Perne & French LLP34,876$7.65M0.55%+1,704+5.1%Added
Caisse de Depot Et Placement du Quebec34,486$7.56M0.02%−101,299−74.6%Reduced
Point72 Asset Management, L.P.34,400$7.54M0.02%−65,940−65.7%Reduced
Prudential Financial Inc33,384$7.32M0.01%+5,910+21.5%Added
Two Sigma Investments, LP33,314$7.30M0.02%−1,024−3.0%Reduced
Bridgewater Associates, LP33,244$7.29M0.04%−34,207−50.7%Reduced
Jane Street Group, LLC31,932$7.00M0.01%−13,671−30.0%Reduced