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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, Q2 2024

Institutional positions in Marketaxess Holdings Inc as of Jun 30, 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
468
+11 vs. Q1 2024
Shares held
37.3M
+257.6K (+0.7%) vs. Q1 2024
Total value
$7.48B
−$645.5M (−7.9%) vs. Q1 2024
New holders
63
169 more added
Sold out
52
171 more reduced

6 institutions that held it in Q1 2024 haven't filed for Q2 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 2024: 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 holdersQ2 2024: 468 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 heldQ2 2024: $7.48B
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, Q2 2024

Shares, value and share of portfolio for each institution holding Marketaxess Holdings Inc; share changes are against Q1 2024.

Institutions holding MKTX in Q2 2024
InstitutionSharesValue% of portfolioChange in sharesAction
Corebridge Financial, Inc.9,676$1.94M0.01%+9,676New
National Bank of Canada10,247$1.98M0.00%+1,880+22.5%Added
Pine Valley Investments Ltd Liability Co9,935$1.99M0.15%+2,501+33.6%Added
Nordea Investment Management AB9,898$2.00M0.00%−509−4.9%Reduced
Schonfeld Strategic Advisors LLC10,010$2.01M0.02%−25,817−72.1%Reduced
MetLife Investment Management10,090$2.02M0.01%−298−2.9%Reduced
Fjarde AP-fonden (The Fourth Swedish National Pensionfund)10,120$2.03M0.02%+10,120New
American Century Companies Inc10,162$2.04M0.00%+18+0.2%Added
IFP Advisors, Inc10,240$2.05M0.08%+3,521+52.4%Added
Prana Capital Management, LP10,265$2.06M0.10%−8,802−46.2%Reduced
B. Metzler seel. Sohn & Co. AG10,300$2.07M0.02%+41+0.4%Added
Arizona State Retirement System10,403$2.09M0.01%−23−0.2%Reduced
Nomura Asset Management Co Ltd10,539$2.11M0.01%−50.0%Reduced
Standard Life Aberdeen plc10,549$2.12M0.00%−5,067−32.4%Reduced
CIBC World Markets Inc.11,021$2.21M0.01%+645+6.2%Added
State of Michigan Retirement System11,121$2.23M0.01%+100+0.9%Added
Hixon Zuercher, LLC11,257$2.26M0.95%+2,578+29.7%Added
Flossbach Von Storch AG11,300$2.27M0.01%+2,650+30.6%Added
ProShare Advisors LLC11,723$2.35M0.01%+108+0.9%Added
TCG Advisory Services, LLC11,765$2.36M0.11%−2,010−14.6%Reduced
Geneva Capital Management LLC12,204$2.45M0.04%+6,283+106.1%Added
Resona Asset Management Co.,Ltd.12,215$2.45M0.01%−849−6.5%Reduced
Voya Investment Management LLC12,446$2.50M0.00%−13,770−52.5%Reduced
Connor, Clark & Lunn Investment Management Ltd.12,517$2.51M0.01%+9,282+286.9%Added
Zurcher Kantonalbank (Zurich Cantonalbank)12,787$2.56M0.01%+303+2.4%Added
Guardian Capital Advisors LP12,460$2.58M0.27%+2,405+23.9%Added
Alamar Capital Management, LLC12,913$2.59M1.57%+12,913New
Rafferty Asset Management, LLC13,329$2.67M0.01%−50.0%Reduced
Cambridge Investment Research Advisors, Inc.13,384$2.68M0.01%+13,384New
Ensign Peak Advisors, Inc13,497$2.71M0.00%−12,145−47.4%Reduced
State of New Jersey Common Pension Fund D13,798$2.77M0.01%−8,380−37.8%Reduced
Oppenheimer Asset Management Inc.13,835$2.77M0.04%+3,963+40.1%Added
Andra AP-fonden15,100$3.03M0.05%−1,900−11.2%Reduced
Public Employees Retirement System of Ohio15,208$3.05M0.01%−171−1.1%Reduced
Mn Services Vermogensbeheer B.V.15,300$3.07M0.02%00.0%Unchanged
Asset Management One Co.,Ltd.15,381$3.08M0.01%−667−4.2%Reduced
Algert Global LLC15,530$3.11M0.10%+635+4.3%Added
Royal London Asset Management Ltd15,920$3.19M0.01%+1,459+10.1%Added
Raymond James Financial Services Advisors, Inc.15,968$3.20M0.00%+12,266+331.3%Added
Treasurer of the State of North Carolina16,075$3.22M0.01%−474−2.9%Reduced
Danske Bank A/S16,612$3.33M0.01%−2,200−11.7%Reduced
Canada Pension Plan Investment Board17,589$3.53M0.00%+13,289+309.0%Added
Grandeur Peak Global Advisors, LLC18,296$3.67M0.29%−10,180−35.7%Reduced
AIA Group Ltd18,345$3.68M0.11%+1,628+9.7%Added
D. E. Shaw & Co., Inc.18,483$3.71M0.01%+8,182+79.4%Added
Korea Investment CORP19,180$3.85M0.01%+4,592+31.5%Added
AQR Capital Management LLC19,264$3.86M0.01%−1,255−6.1%Reduced
Northwest & Ethical Investments L.P.19,746$3.96M0.11%00.0%Unchanged
Jump Financial, LLC20,475$4.11M0.08%+16,911+474.5%Added
Aquatic Capital Management LLC20,500$4.11M0.15%+20,500New
Pictet Asset Management Holding SA20,607$4.13M0.00%−491−2.3%Reduced
Chevy Chase Trust Holdings, Inc.20,690$4.15M0.01%−299−1.4%Reduced
Russell Investments Group, Ltd.21,469$4.30M0.01%−1,057−4.7%Reduced
AXA S.A.21,695$4.35M0.01%−949−4.2%Reduced
Aviva PLC22,387$4.49M0.01%−13,168−37.0%Reduced
Great West Life Assurance Co22,408$4.50M0.01%−910−3.9%Reduced
Toronto Dominion Bank24,544$4.92M0.01%−3,310−11.9%Reduced
Susquehanna International Group, LLP25,047$5.02M0.01%+6,863+37.7%Added
Guardian Capital LP25,074$5.03M0.19%00.0%Unchanged
State of Wisconsin Investment Board28,107$5.64M0.01%−2,390−7.8%Reduced
Wilson Asset Management (International) Pty Ltd28,119$5.64M1.48%00.0%Unchanged
Pinebridge Investments, L.P.28,824$5.78M0.05%+3,087+12.0%Added
Trexquant Investment LP29,236$5.86M0.09%+28,084+2,437.8%Added
Prudential Financial Inc29,348$5.89M0.01%−4,036−12.1%Reduced
Manufacturers Life Insurance Company, The29,983$6.01M0.01%+287+1.0%Added
Assenagon Asset Management S.A.30,934$6.20M0.02%−29,492−48.8%Reduced
Sanctuary Advisors, LLC30,746$6.20M0.05%+30,746New
Interval Partners, LP33,922$6.80M0.20%−2,779−7.6%Reduced
New York State Teachers Retirement System35,689$7.16M0.02%−1,637−4.4%Reduced
Norris Perne & French LLP36,266$7.27M0.53%+1,390+4.0%Added
Adage Capital Partners GP, L.L.C.36,350$7.29M0.01%−800−2.2%Reduced
State Board of Administration of Florida Retirement System37,020$7.42M0.01%−6,175−14.3%Reduced
Kingsview Wealth Management, LLC37,811$7.58M0.18%+1,933+5.4%Added
Wells Fargo & Company39,910$8.00M0.00%−53,482−57.3%Reduced
Alliancebernstein L.P.40,014$8.02M0.00%+755+1.9%Added
Azora Capital LP40,215$8.06M0.46%−9,461−19.0%Reduced
Tobam41,438$8.31M1.30%−28,433−40.7%Reduced
Royal Bank of Canada42,524$8.53M0.00%−1,499,996−97.2%Reduced
ICICI Prudential Asset Management Co Ltd43,289$8.68M1.03%00.0%Unchanged
Bahl & Gaynor Inc44,238$8.87M0.05%−4,156−8.6%Reduced
Kornitzer Capital Management Inc44,974$9.02M0.17%+15,924+54.8%Added
Robeco Institutional Asset Management B.V.45,279$9.08M0.02%−1,216−2.6%Reduced
Principal Financial Group Inc45,318$9.09M0.01%−1,598−3.4%Reduced
BNP Paribas Arbitrage, SA46,428$9.31M0.01%+11,388+32.5%Added
Mitsubishi UFJ Kokusai Asset Management Co., Ltd.46,605$9.35M0.01%+5,414+13.1%Added
Schroder Investment Management Group47,188$9.46M0.01%−2,555−5.1%Reduced
Alps Advisors Inc49,014$9.83M0.07%+6,710+15.9%Added
2Xideas AG51,586$10.3M1.29%+15,304+42.2%Added
BNP PARIBAS ASSET MANAGEMENT Holding S.A.51,978$10.4M0.03%+29,196+128.2%Added
Public Employees Retirement Association of Colorado53,118$10.7M0.04%−172−0.3%Reduced
Mitsubishi UFJ Trust & Banking Corp53,213$10.7M0.03%−13,316−20.0%Reduced
California Public Employees Retirement System53,598$10.7M0.01%+249+0.5%Added
Citigroup Inc59,187$11.9M0.01%+10,563+21.7%Added
Bank of Montreal61,119$12.3M0.01%+2,219+3.8%Added
New York State Common Retirement Fund62,560$12.5M0.02%+1,468+2.4%Added
Bridgewater Associates, LP63,172$12.7M0.07%+29,928+90.0%Added
California State Teachers Retirement System63,668$12.8M0.02%+2,975+4.9%Added
Ashford Capital Management Inc66,893$13.4M1.81%−7,384−9.9%Reduced
RMB Capital Management, LLC70,815$14.2M0.34%−17,001−19.4%Reduced
Verition Fund Management LLC73,968$14.8M0.11%+69,007+1,391.0%Added