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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, Q1 2023

Institutional positions in Marketaxess Holdings Inc as of Mar 31, 2023. 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
540
+46 vs. Q4 2022
Shares held
37.0M
+219.0K (+0.6%) vs. Q4 2022
Total value
$14.5B
+$4.20B (+40.8%) vs. Q4 2022
New holders
87
194 more added
Sold out
41
184 more reduced

6 institutions that held it in Q4 2022 haven't filed for Q1 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 2022: 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 2023: 540 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 2023: $14.5B
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 2023

Shares, value and share of portfolio for each institution holding Marketaxess Holdings Inc; share changes are against Q4 2022.

Institutions holding MKTX in Q1 2023
InstitutionSharesValue% of portfolioChange in sharesAction
Securian Asset Management, Inc3,267$1.28M0.03%00.0%Unchanged
Campbell Newman Asset Management Inc3,274$1.28M0.12%+30+0.9%Added
Sumitomo Mitsui DS Asset Management Company, Ltd3,276$1.28M0.02%+65+2.0%Added
Shell Asset Management Co3,318$1.30M0.05%−2−0.1%Reduced
British Columbia Investment Management Corp3,323$1.30M0.01%00.0%Unchanged
Oppenheimer Asset Management Inc.3,339$1.31M0.02%−46−1.4%Reduced
Pearl River Capital, LLC3,486$1.36M0.22%−804−18.7%Reduced
Fifth Third Bancorp3,639$1.42M0.01%−1,130−23.7%Reduced
Alberta Investment Management Corp3,696$1.45M0.01%−19,237−83.9%Reduced
Storebrand Asset Management AS3,786$1.48M0.01%+355+10.3%Added
Timber Creek Capital Management LLC3,954$1.55M0.55%−1,543−28.1%Reduced
Nissay Asset Management Corp4,162$1.63M0.01%−150−3.5%Reduced
Mariner, LLC4,172$1.63M0.00%+75+1.8%Added
First Trust Advisors LP4,182$1.64M0.00%+2,562+158.1%Added
Marshall Wace, LLP4,223$1.65M0.00%+4,223New
JustInvest LLC4,258$1.67M0.06%−326−7.1%Reduced
ClariVest Asset Management LLC4,304$1.68M0.08%−4−0.1%Reduced
Congress Wealth Management LLC4,366$1.71M0.04%+339+8.4%Added
Czech National Bank4,434$1.73M0.04%+29+0.7%Added
Geneva Capital Management LLC4,571$1.79M0.04%+500+12.3%Added
MML Investors Services, LLC4,591$1.80M0.01%−186−3.9%Reduced
Illinois Municipal Retirement Fund4,622$1.81M0.04%00.0%Unchanged
Atria Investments LLC4,627$1.81M0.03%−199−4.1%Reduced
Gulf International Bank (UK) Ltd4,914$1.92M0.04%−1,688−25.6%Reduced
CIBC World Markets Corp4,944$1.93M0.03%−7,462−60.1%Reduced
Yousif Capital Management, LLC5,137$2.01M0.03%−352−6.4%Reduced
State of Alaska, Department of Revenue5,187$2.03M0.02%−77−1.5%Reduced
DekaBank Deutsche Girozentrale5,304$2.04M0.01%−93−1.7%Reduced
Cetera Investment Advisers5,232$2.05M0.02%+120+2.3%Added
Janus Henderson Group PLC5,315$2.08M0.00%−2,243−29.7%Reduced
Hixon Zuercher, LLC5,358$2.10M1.24%+134+2.6%Added
Mutual of America Capital Management LLC5,387$2.11M0.03%+11+0.2%Added
New York Life Investment Management LLC5,454$2.13M0.02%+17+0.3%Added
CIBC Asset Management Inc5,469$2.14M0.01%+136+2.6%Added
Alamar Capital Management, LLC5,703$2.23M1.86%+21+0.4%Added
Brown Capital Management LLC5,779$2.26M0.03%+369+6.8%Added
Oregon Public Employees Retirement Fund6,029$2.36M0.03%−335−5.3%Reduced
Canada Pension Plan Investment Board6,300$2.47M0.00%−14,700−70.0%Reduced
Guardian Capital LP6,354$2.49M0.08%−692−9.8%Reduced
Commonwealth of Pennsylvania Public School Empls Retrmt Sys6,380$2.50M0.02%+18+0.3%Added
Skandinaviska Enskilda Banken AB (publ)6,440$2.52M0.02%−501−7.2%Reduced
Linden Thomas Advisory Services, LLC6,472$2.53M0.63%+290+4.7%Added
IFM Investors Pty Ltd6,497$2.54M0.04%+558+9.4%Added
Covea Finance6,500$2.54M0.14%+1,500+30.0%Added
Utah Retirement Systems6,622$2.59M0.04%+45+0.7%Added
Handelsbanken Fonder AB7,044$2.76M0.02%+2,100+42.5%Added
Banque Cantonale Vaudoise7,100$2.78M0.14%+4,300+153.6%Added
LPL Financial LLC7,162$2.80M0.00%+1,017+16.6%Added
CIBC World Markets Inc.7,346$2.87M0.01%+6,599+883.4%Added
Forsta Ap-Fonden7,700$3.01M0.04%−1,500−16.3%Reduced
HighTower Advisors, LLC7,802$3.07M0.01%+4,707+152.1%Added
Texas Permanent School Fund7,847$3.07M0.03%+2,500+46.8%Added
Tredje AP-fonden7,980$3.12M0.05%+371+4.9%Added
Stephens Inc8,031$3.14M0.06%+123+1.6%Added
Ossiam8,235$3.22M0.07%+7,072+608.1%Added
Cubist Systematic Strategies, LLC8,382$3.28M0.03%−2,515−23.1%Reduced
ProShare Advisors LLC8,389$3.28M0.01%+998+13.5%Added
Public Sector Pension Investment Board8,811$3.45M0.03%+89+1.0%Added
Ergoteles LLC8,816$3.45M0.13%−17,861−67.0%Reduced
Candriam Luxembourg S.C.A.5,050$3.47M0.02%−211−4.0%Reduced
Xponance, Inc.8,889$3.48M0.05%−358−3.9%Reduced
Congress Asset Management Co8,954$3.50M0.03%+167+1.9%Added
CIBC Private Wealth Group, LLC9,232$3.61M0.01%+9,232New
Centiva Capital, LP9,242$3.62M0.20%+9,242New
Nisa Investment Advisors, LLC9,449$3.70M0.03%+234+2.5%Added
National Bank of Canada9,509$3.71M0.01%−1,068−10.1%Reduced
First Citizens Bank & Trust Co9,708$3.80M0.08%+2,399+32.8%Added
Brinker Capital Investments, LLC9,783$3.83M0.05%−1,831−15.8%Reduced
Orion Portfolio Solutions, LLC9,783$3.83M0.05%+9,783New
Banque Pictet & Cie SA9,943$3.89M0.04%−279−2.7%Reduced
Duality Advisers, LP10,057$3.94M0.45%+10,057New
Man Group plc–$4.01M0.01%––
Standard Life Aberdeen plc10,514$4.11M0.01%−833−7.3%Reduced
State of Tennessee, Treasury Department10,547$4.13M0.02%+4,873+85.9%Added
AQR Capital Management LLC10,836$4.20M0.01%−11,182−50.8%Reduced
M&T Bank Corp10,767$4.21M0.02%−933−8.0%Reduced
Arizona State Retirement System10,942$4.28M0.04%+288+2.7%Added
Fjarde Ap-Fonden /Fourth Swedish National Pension Fund10,976$4.29M0.06%+1,400+14.6%Added
Retirement Systems of Alabama11,125$4.35M0.02%−933−7.7%Reduced
AIA Group Ltd11,131$4.36M0.24%+5,036+82.6%Added
MetLife Investment Management11,185$4.38M0.03%−113−1.0%Reduced
Jacobs Levy Equity Management, Inc11,316$4.43M0.03%−32,091−73.9%Reduced
Stifel Financial Corp11,482$4.49M0.01%−7,284−38.8%Reduced
Kornitzer Capital Management Inc11,486$4.49M0.09%−245−2.1%Reduced
Truist Financial Corp11,496$4.50M0.01%+256+2.3%Added
EAM Global Investors LLC11,622$4.55M1.28%+11,622New
American International Group, Inc.11,879$4.65M0.03%+27+0.2%Added
Swiss Life Asset Management Ltd12,040$4.71M0.07%+4,632+62.5%Added
Advisor Group Holdings, Inc.12,176$4.76M0.01%+1,651+15.7%Added
State of Michigan Retirement System12,421$4.86M0.03%+100+0.8%Added
Rafferty Asset Management, LLC12,685$4.96M0.03%−1,853−12.7%Reduced
Algert Global LLC13,004$5.09M0.24%−2,504−16.1%Reduced
Royal London Asset Management Ltd13,019$5.09M0.02%+211+1.6%Added
Zurcher Kantonalbank (Zurich Cantonalbank)13,029$5.10M0.02%+385+3.0%Added
Amalgamated Bank13,991$5.47M0.05%−561−3.9%Reduced
US Bancorp14,305$5.60M0.01%−870−5.7%Reduced
TownSquare Capital, LLC14,311$5.60M0.12%+111+0.8%Added
Andra AP-fonden14,400$5.63M0.15%−3,900−21.3%Reduced
KBC Group NV14,519$5.68M0.02%+2,207+17.9%Added
Cambridge Investment Research Advisors, Inc.14,567$5.70M0.03%+6,894+89.8%Added