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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, Q3 2024

Institutional positions in Marketaxess Holdings Inc as of Sep 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
511
+47 vs. Q2 2024
Shares held
36.6M
+2.21M (+6.4%) vs. Q2 2024
Total value
$9.42B
+$2.54B (+36.8%) vs. Q2 2024
New holders
89
156 more added
Sold out
42
197 more reduced

4 institutions that held it in Q2 2024 haven't filed for Q3 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 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 holdersQ3 2024: 511 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 heldQ3 2024: $9.42B
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, Q3 2024

Shares, value and share of portfolio for each institution holding Marketaxess Holdings Inc; share changes are against Q2 2024.

Institutions holding MKTX in Q3 2024
InstitutionSharesValue% of portfolioChange in sharesAction
UniSuper Management Pty Ltd5,959$1.53M0.01%−165−2.7%Reduced
Tredje AP-fonden5,960$1.53M0.01%00.0%Unchanged
Utah Retirement Systems6,122$1.57M0.02%+100+1.7%Added
Cerity Partners LLC6,156$1.58M0.00%+1,269+26.0%Added
Stiles Financial Services Inc6,293$1.61M0.57%+926+17.3%Added
British Columbia Investment Management Corp6,328$1.62M0.01%−929−12.8%Reduced
DnB Asset Management AS6,393$1.64M0.01%00.0%Unchanged
Bangor Savings Bank6,494$1.66M0.16%−503−7.2%Reduced
Commonwealth Equity Services, LLC6,493$1.66M0.00%+2,099+47.8%Added
Reynders McVeigh Capital Management, LLC6,598$1.69M0.09%−2,365−26.4%Reduced
Public Sector Pension Investment Board6,607$1.69M0.01%+200+3.1%Added
Allianz Asset Management GmbH6,750$1.73M0.00%+3,809+129.5%Added
Keybank National Association6,893$1.77M0.01%−2,275−24.8%Reduced
Crestline Management, LP7,001$1.79M0.10%+7,001New
IFM Investors Pty Ltd7,071$1.81M0.02%00.0%Unchanged
Bayesian Capital Management, LP7,100$1.82M0.21%+3,300+86.8%Added
Skandinaviska Enskilda Banken AB (publ)7,168$1.84M0.01%00.0%Unchanged
ProShare Advisors LLC7,248$1.86M0.00%−4,475−38.2%Reduced
CIBC World Markets Corp7,300$1.87M0.01%+82+1.1%Added
Amalgamated Bank7,380$1.89M0.02%−284−3.7%Reduced
Kayne Anderson Rudnick Investment Management LLC7,464$1.91M0.00%+2,422+48.0%Added
Toroso Investments, LLC7,518$1.93M0.02%−570−7.0%Reduced
Forsta Ap-Fonden7,600$1.95M0.01%+7,600New
Jump Financial, LLC7,653$1.96M0.04%−12,822−62.6%Reduced
B. Metzler seel. Sohn & Co. AG7,674$1.97M0.02%−2,626−25.5%Reduced
B. Metzler seel. Sohn & Co. Holding AG7,674$1.97M0.02%+7,674New
Czech National Bank7,690$1.97M0.02%+469+6.5%Added
Y-Intercept (Hong Kong) Ltd7,866$2.02M0.12%+6,263+390.7%Added
Truist Financial Corp8,109$2.08M0.00%−51−0.6%Reduced
Commonwealth of Pennsylvania Public School Empls Retrmt Sys8,218$2.11M0.01%−106−1.3%Reduced
Retirement Systems of Alabama8,254$2.11M0.01%−107−1.3%Reduced
Polen Capital Management LLC8,669$2.22M0.01%+585+7.2%Added
Koss-Olinger Consulting, LLC8,963$2.30M0.20%−581−6.1%Reduced
US Bancorp8,973$2.30M0.00%+1,006+12.6%Added
Handelsbanken Fonder AB9,044$2.32M0.01%+1,300+16.8%Added
Franklin Resources Inc8,215$2.34M0.00%+5,818+242.7%Added
IFP Advisors, Inc9,142$2.34M0.08%−1,098−10.7%Reduced
New York Life Investment Management LLC9,213$2.36M0.02%−430−4.5%Reduced
Corebridge Financial, Inc.9,367$2.40M0.01%−309−3.2%Reduced
State of Tennessee, Treasury Department9,472$2.43M0.01%+2,470+35.3%Added
Coldstream Capital Management Inc9,645$2.47M0.05%+437+4.7%Added
MetLife Investment Management9,803$2.51M0.01%−287−2.8%Reduced
Credit Agricole S A9,821$2.52M0.01%+4,072+70.8%Added
D.A. Davidson & Co.10,102$2.59M0.02%+10,102New
Pine Valley Investments Ltd Liability Co10,304$2.64M0.18%+369+3.7%Added
Nordea Investment Management AB10,308$2.64M0.00%+410+4.1%Added
Aquatic Capital Management LLC10,480$2.68M0.07%−10,020−48.9%Reduced
Nomura Asset Management Co Ltd10,682$2.74M0.01%+143+1.4%Added
Hixon Zuercher, LLC10,696$2.74M1.07%−561−5.0%Reduced
Arizona State Retirement System10,858$2.78M0.02%+455+4.4%Added
TCG Advisory Services, LLC10,898$2.79M0.12%−867−7.4%Reduced
Korea Investment CORP10,980$2.81M0.01%−8,200−42.8%Reduced
State of Michigan Retirement System11,021$2.82M0.01%−100−0.9%Reduced
Fjarde Ap-Fonden /Fourth Swedish National Pension Fund11,120$2.85M0.03%+11,120New
Oppenheimer Asset Management Inc.11,185$2.87M0.03%−2,650−19.2%Reduced
Flossbach Von Storch AG11,300$2.90M0.01%00.0%Unchanged
Guardian Capital Advisors LP11,510$2.94M0.29%−950−7.6%Reduced
Voya Investment Management LLC11,673$2.99M0.00%−773−6.2%Reduced
CIBC World Markets Inc.12,194$3.12M0.01%+1,173+10.6%Added
Resona Asset Management Co.,Ltd.12,401$3.17M0.02%+186+1.5%Added
Ensign Peak Advisors, Inc12,497$3.20M0.01%−1,000−7.4%Reduced
Rafferty Asset Management, LLC12,797$3.28M0.01%−532−4.0%Reduced
Zurcher Kantonalbank (Zurich Cantonalbank)12,801$3.28M0.01%+14+0.1%Added
Alamar Capital Management, LLC12,837$3.29M1.82%−76−0.6%Reduced
Covea Finance13,700$3.51M0.15%+8,200+149.1%Added
Cambridge Investment Research Advisors, Inc.13,783$3.53M0.01%+399+3.0%Added
State of New Jersey Common Pension Fund D13,798$3.54M0.01%00.0%Unchanged
Public Employees Retirement System of Ohio14,339$3.67M0.02%−869−5.7%Reduced
Engineers Gate Manager LP14,372$3.68M0.07%+11,472+395.6%Added
Granahan Investment Management Inc14,541$3.73M0.15%+14,541New
Mn Services Vermogensbeheer B.V.14,600$3.74M0.03%−700−4.6%Reduced
Arrowstreet Capital, Limited Partnership14,647$3.75M0.00%+14,647New
Algert Global LLC14,870$3.81M0.10%−660−4.2%Reduced
AQR Capital Management LLC15,027$3.85M0.01%−4,237−22.0%Reduced
Geneva Capital Management LLC15,325$3.93M0.07%+3,121+25.6%Added
Asset Management One Co.,Ltd.15,431$3.95M0.01%+50+0.3%Added
Thrivent Financial for Lutherans16,014$4.10M0.01%+14,415+901.5%Added
Treasurer of the State of North Carolina16,145$4.14M0.02%+70+0.4%Added
Raymond James Financial Services Advisors, Inc.16,543$4.24M0.01%+575+3.6%Added
Danske Bank A/S16,812$4.31M0.01%+200+1.2%Added
Grandeur Peak Global Advisors, LLC16,819$4.31M0.36%−1,477−8.1%Reduced
Schonfeld Strategic Advisors LLC17,910$4.59M0.04%+7,900+78.9%Added
Northwest & Ethical Investments L.P.18,824$4.82M0.13%−922−4.7%Reduced
AXA S.A.18,868$4.83M0.01%−2,827−13.0%Reduced
American Century Companies Inc18,960$4.86M0.00%+8,798+86.6%Added
BNP PARIBAS ASSET MANAGEMENT Holding S.A.19,761$5.06M0.01%−32,217−62.0%Reduced
Chevy Chase Trust Holdings, Inc.20,242$5.19M0.02%−448−2.2%Reduced
Russell Investments Group, Ltd.20,409$5.22M0.01%−1,060−4.9%Reduced
AIA Group Ltd20,487$5.25M0.14%+2,142+11.7%Added
Pictet Asset Management Holding SA20,742$5.31M0.01%+135+0.7%Added
Aviva PLC20,865$5.35M0.01%−1,522−6.8%Reduced
SG Americas Securities, LLC21,588$5.53M0.02%+18,563+613.7%Added
Great West Life Assurance Co21,936$5.63M0.01%−472−2.1%Reduced
Susquehanna International Group, LLP22,629$5.80M0.01%−2,418−9.7%Reduced
Twinbeech Capital LP24,141$6.18M0.12%+24,141New
State of Wisconsin Investment Board24,167$6.19M0.02%−3,940−14.0%Reduced
Toronto Dominion Bank24,737$6.34M0.01%+193+0.8%Added
Guardian Capital LP25,274$6.48M0.24%+200+0.8%Added
Wellington Management Group LLP25,506$6.53M0.00%+25,506New
Jane Street Group, LLC26,118$6.69M0.01%−57,066−68.6%Reduced