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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, Q4 2024

Institutional positions in Marketaxess Holdings Inc as of Dec 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
519
+15 vs. Q3 2024
Shares held
37.7M
+1.49M (+4.1%) vs. Q3 2024
Total value
$8.51B
−$810.2M (−8.7%) vs. Q3 2024
New holders
89
204 more added
Sold out
74
162 more reduced

7 institutions that held it in Q3 2024 haven't filed for Q4 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q3 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 holdersQ4 2024: 519 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 heldQ4 2024: $8.51B
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, Q4 2024

Shares, value and share of portfolio for each institution holding Marketaxess Holdings Inc; share changes are against Q3 2024.

Institutions holding MKTX in Q4 2024
InstitutionSharesValue% of portfolioChange in sharesAction
DnB Asset Management AS6,393$1.45M0.01%00.0%Unchanged
Standard Life Aberdeen plc6,464$1.46M0.00%+3,407+111.4%Added
Bank of Nova Scotia6,463$1.46M0.00%+1,622+33.5%Added
Quantinno Capital Management LP6,669$1.51M0.01%+5,262+374.0%Added
Stiles Financial Services Inc6,724$1.52M0.55%+431+6.8%Added
B. Metzler seel. Sohn & Co. AG6,777$1.53M0.02%−897−11.7%Reduced
Skandinaviska Enskilda Banken AB (publ)7,068$1.59M0.01%−100−1.4%Reduced
British Columbia Investment Management Corp7,233$1.63M0.01%+905+14.3%Added
Amalgamated Bank7,260$1.64M0.01%−120−1.6%Reduced
TCG Advisory Services, LLC7,503$1.70M0.07%−3,395−31.2%Reduced
Prudential PLC7,567$1.71M0.01%+5,198+219.4%Added
Centiva Capital, LP7,569$1.71M0.06%+6,274+484.5%Added
Forsta Ap-Fonden7,800$1.76M0.01%+200+2.6%Added
Commonwealth of Pennsylvania Public School Empls Retrmt Sys8,017$1.81M0.01%−201−2.4%Reduced
UniSuper Management Pty Ltd8,061$1.82M0.01%+2,102+35.3%Added
Keybank National Association8,149$1.84M0.01%+1,256+18.2%Added
Retirement Systems of Alabama8,163$1.85M0.01%−91−1.1%Reduced
Caxton Associates LP8,173$1.85M0.06%+8,173New
Czech National Bank8,175$1.85M0.02%+485+6.3%Added
TownSquare Capital, LLC8,193$1.85M0.02%+8,193New
Truist Financial Corp8,240$1.86M0.00%+131+1.6%Added
Cerity Partners LLC7,948$1.95M0.00%+1,792+29.1%Added
Allianz Asset Management GmbH8,843$2.00M0.00%+2,093+31.0%Added
Crestline Management, LP8,851$2.00M0.07%+1,850+26.4%Added
Corebridge Financial, Inc.8,922$2.02M0.01%−445−4.8%Reduced
Hixon Zuercher, LLC8,941$2.02M0.78%−1,755−16.4%Reduced
New York Life Investment Management LLC9,059$2.05M0.02%−154−1.7%Reduced
CIBC World Markets Inc.9,061$2.05M0.00%−3,133−25.7%Reduced
State of Tennessee, Treasury Department9,085$2.05M0.01%−387−4.1%Reduced
Caisse de Depot Et Placement du Quebec9,556$2.16M0.00%+9,556New
Engineers Gate Manager LP9,603$2.17M0.04%−4,769−33.2%Reduced
Pine Valley Investments Ltd Liability Co9,655$2.18M0.14%−649−6.3%Reduced
Algert Global LLC9,700$2.19M0.05%−5,170−34.8%Reduced
Lecap Asset Management Ltd9,739$2.20M0.60%+6,684+218.8%Added
Cinctive Capital Management LP9,749$2.20M0.12%+9,749New
Public Sector Pension Investment Board9,766$2.21M0.01%+3,159+47.8%Added
Agf Management Ltd9,796$2.21M0.01%+9,796New
MetLife Investment Management9,965$2.25M0.01%+162+1.7%Added
Ieq Capital, LLC9,967$2.25M0.02%+9,967New
Coldstream Capital Management Inc10,056$2.27M0.05%+411+4.3%Added
ProShare Advisors LLC10,096$2.28M0.01%+2,848+39.3%Added
Toroso Investments, LLC10,282$2.32M0.02%+2,764+36.8%Added
Grandeur Peak Global Advisors, LLC10,372$2.34M0.21%−6,447−38.3%Reduced
Handelsbanken Fonder AB10,644$2.41M0.01%+1,600+17.7%Added
Nomura Asset Management Co Ltd10,770$2.43M0.01%+88+0.8%Added
Voya Investment Management LLC10,805$2.44M0.00%−868−7.4%Reduced
State of Michigan Retirement System10,821$2.45M0.01%−200−1.8%Reduced
Swiss Life Asset Management Ltd10,858$2.45M0.02%+8,847+439.9%Added
Jane Street Group, LLC10,885$2.46M0.00%−15,233−58.3%Reduced
Arizona State Retirement System10,964$2.48M0.02%+106+1.0%Added
Cumberland Partners Ltd11,000$2.49M0.17%+9,000+450.0%Added
US Bancorp11,115$2.51M0.00%+2,142+23.9%Added
Fjarde Ap-Fonden /Fourth Swedish National Pension Fund11,220$2.54M0.03%+100+0.9%Added
Resona Asset Management Co.,Ltd.11,497$2.60M0.02%−904−7.3%Reduced
Generali Asset Management SPA SGR11,756$2.66M0.07%+11,756New
Taika Capital, LP11,894$2.69M2.05%+11,894New
Verition Fund Management LLC12,575$2.84M0.01%−28,288−69.2%Reduced
Guardian Partners Inc.13,600$2.99M0.30%+13,600New
Adage Capital Partners GP, L.L.C.13,250$3.00M0.01%−22,300−62.7%Reduced
Police & Firemen's Retirement System of New Jersey13,283$3.00M0.03%+13,283New
Rafferty Asset Management, LLC13,311$3.01M0.01%+514+4.0%Added
Covea Finance13,700$3.10M0.14%00.0%Unchanged
State of New Jersey Common Pension Fund D13,798$3.12M0.01%00.0%Unchanged
KLP Kapitalforvaltning AS13,800$3.12M0.01%+13,800New
Credit Agricole S A14,046$3.17M0.01%+4,225+43.0%Added
D. E. Shaw & Co., Inc.14,131$3.19M0.00%−54,959−79.5%Reduced
Quantbot Technologies LP14,199$3.21M0.12%+14,199New
Zurcher Kantonalbank (Zurich Cantonalbank)14,265$3.22M0.01%+1,464+11.4%Added
AXA S.A.14,514$3.28M0.01%−4,354−23.1%Reduced
Mn Services Vermogensbeheer B.V.14,600$3.30M0.02%00.0%Unchanged
Public Employees Retirement System of Ohio14,937$3.38M0.01%+598+4.2%Added
Ensign Peak Advisors, Inc14,997$3.39M0.01%+2,500+20.0%Added
Thrivent Financial for Lutherans15,157$3.43M0.01%−857−5.4%Reduced
First Trust Advisors LP15,388$3.48M0.00%+12,711+474.8%Added
Oppenheimer Asset Management Inc.15,443$3.49M0.04%+4,258+38.1%Added
Asset Management One Co.,Ltd.15,269$3.50M0.01%−162−1.0%Reduced
Geneva Capital Management LLC15,496$3.50M0.06%+171+1.1%Added
Korea Investment CORP15,573$3.52M0.01%+4,593+41.8%Added
Intech Investment Management LLC16,055$3.63M0.04%+16,055New
Treasurer of the State of North Carolina16,245$3.67M0.01%+100+0.6%Added
Flossbach Von Storch AG16,290$3.68M0.01%+4,990+44.2%Added
Alberta Investment Management Corp16,300$3.68M0.02%+16,300New
D.A. Davidson & Co.16,727$3.78M0.03%+6,625+65.6%Added
Alamar Capital Management, LLC17,438$3.94M2.15%+4,601+35.8%Added
Danske Bank A/S17,561$3.97M0.01%+749+4.5%Added
Magnetar Financial LLC17,562$3.97M0.09%+15,389+708.2%Added
Northwest & Ethical Investments L.P.17,731$4.01M0.11%−1,093−5.8%Reduced
AIA Group Ltd19,296$4.36M0.11%−1,191−5.8%Reduced
APG Asset Management N.V.20,300$4.43M0.01%+20,300New
Chevy Chase Trust Holdings, Inc.19,785$4.47M0.01%−457−2.3%Reduced
American Century Companies Inc20,221$4.57M0.00%+1,261+6.7%Added
Squarepoint Ops LLC20,243$4.58M0.01%+19,226+1,890.5%Added
BNP PARIBAS ASSET MANAGEMENT Holding S.A.20,278$4.58M0.01%+517+2.6%Added
Great West Life Assurance Co21,185$4.78M0.01%−751−3.4%Reduced
Interval Partners, LP21,383$4.83M0.12%−6,782−24.1%Reduced
Envestnet Portfolio Solutions, Inc.21,446$4.85M0.02%+20,504+2,176.6%Added
First Citizens Bank & Trust Co21,724$4.91M0.09%+21,724New
National Bank of Canada21,760$4.92M0.01%−31,640−59.3%Reduced
Jump Financial, LLC22,159$5.01M0.11%+14,506+189.5%Added
Connor, Clark & Lunn Investment Management Ltd.22,612$5.11M0.02%+18,274+421.3%Added