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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
Aigen Investment Management, LP1,992$510.4K0.10%−1,686−45.8%Reduced
Cumberland Partners Ltd2,000$512.4K0.04%+2,000New
Swiss Life Asset Management Ltd2,011$514.7K0.01%+2,011New
Custom Index Systems, LLC2,018$517.0K0.28%−212−9.5%Reduced
Securian Asset Management, Inc2,033$520.9K0.02%−100−4.7%Reduced
Brown Capital Management LLC2,037$521.9K0.01%−5,251−72.0%Reduced
Dundas Partners LLP2,093$536.2K0.04%−501−19.3%Reduced
Louisiana State Employees Retirement System2,100$538.0K0.01%00.0%Unchanged
Maryland State Retirement & Pension System2,116$542.1K0.01%−821−28.0%Reduced
Raymond James Trust N.A.2,169$555.7K0.01%+15+0.7%Added
Heartland Bank & Trust Co2,171$556.2K0.30%−81−3.6%Reduced
Magnetar Financial LLC2,173$556.7K0.01%+2,173New
Metis Global Partners, LLC2,192$561.6K0.02%+133+6.5%Added
Eventide Asset Management, LLC2,217$568.0K0.01%+2,217New
Tower Research Capital LLC (TRC)2,248$575.9K0.02%−3,816−62.9%Reduced
Rakuten Investment Management, Inc.2,268$578.0K0.00%+522+29.9%Added
Crossmark Global Holdings, Inc.2,320$594.0K0.01%−409−15.0%Reduced
Prudential PLC2,369$606.9K0.00%−269−10.2%Reduced
Hartford Investment Management Co2,393$613.1K0.02%−28−1.2%Reduced
Edgestream Partners, L.P.2,395$613.6K0.03%+2,395New
Two Sigma Securities, LLC2,398$614.4K0.05%−215−8.2%Reduced
Hennion & Walsh Asset Management, Inc.2,411$617.7K0.03%+1,200+99.1%Added
O'Shaughnessy Asset Management, LLC2,193$623.9K0.01%+844+62.6%Added
Mizuho Securities USA LLC2,448$627.2K0.01%−469−16.1%Reduced
Scientech Research LLC2,465$631.5K0.13%−2,853−53.6%Reduced
Paloma Partners Management Co2,562$656.4K0.03%−200−7.2%Reduced
Commerce Bank2,626$672.8K0.00%+97+3.8%Added
Kentucky Retirement Systems2,630$673.8K0.02%−226−7.9%Reduced
Fox Run Management, L.L.C.2,632$674.3K0.15%+1,437+120.3%Added
First Trust Advisors LP2,677$685.8K0.00%+181+7.3%Added
Mariner, LLC2,735$700.5K0.00%+279+11.4%Added
Captrust Financial Advisors2,804$718.4K0.00%+148+5.6%Added
Independent Financial Group, LLC2,806$718.9K0.03%−141−4.8%Reduced
Teachers Retirement System of the State of Kentucky2,825$724.0K0.01%−183−6.1%Reduced
Swedbank AB2,852$730.7K0.00%00.0%Unchanged
Storebrand Asset Management AS2,861$733.0K0.00%00.0%Unchanged
Fifth Third Bancorp2,904$744.0K0.00%−52−1.8%Reduced
Boothbay Fund Management, LLC2,969$760.7K0.02%+2,969New
The PNC Financial Services Group, Inc.2,976$762.4K0.00%+218+7.9%Added
Financial Advisory Corp3,012$772.0K0.29%+264+9.6%Added
Gulf International Bank (UK) Ltd3,018$773.0K0.02%−106−3.4%Reduced
Standard Life Aberdeen plc3,057$782.1K0.00%−7,492−71.0%Reduced
Ostrum Asset Management3,054$782.4K0.06%+38+1.3%Added
Lecap Asset Management Ltd3,055$782.7K0.17%−4,624−60.2%Reduced
Headlands Technologies LLC3,089$791.4K0.09%−1,912−38.2%Reduced
Capstone Investment Advisors, LLC3,096$793.2K0.02%+1,769+133.3%Added
Cetera Investment Advisers3,103$794.9K0.00%−430−12.2%Reduced
Neuberger Berman Group LLC3,113$797.6K0.00%+31+1.0%Added
Friedenthal Financial3,161$809.8K0.47%+3,161New
Stephens Inc3,187$816.4K0.01%−4,849−60.3%Reduced
Janus Henderson Group PLC3,209$822.1K0.00%−314−8.9%Reduced
Brasada Capital Management, LP3,250$832.6K0.15%+3,250New
Virtu Financial LLC3,263$836.0K0.05%+3,263New
Oregon Public Employees Retirement Fund3,264$836.2K0.02%00.0%Unchanged
Brinker Capital Investments, LLC3,299$845.2K0.01%−162−4.7%Reduced
Orion Portfolio Solutions, LLC3,299$845.2K0.01%−162−4.7%Reduced
Campbell Newman Asset Management Inc3,330$853.2K0.06%−57−1.7%Reduced
Formidable Asset Management, LLC3,371$863.6K0.14%−204−5.7%Reduced
Candriam Luxembourg S.C.A.3,397$870.3K0.01%+735+27.6%Added
Mirae Asset Global Investments Co., Ltd.3,429$873.8K0.00%+1,024+42.6%Added
Pacer Advisors, Inc.3,413$874.4K0.00%+96+2.9%Added
Forte Capital LLC3,423$877.0K0.10%00.0%Unchanged
Stifel Financial Corp3,426$877.9K0.00%−666−16.3%Reduced
Sumitomo Mitsui DS Asset Management Company, Ltd3,507$898.5K0.01%+90+2.6%Added
BI Asset Management Fondsmaeglerselskab A/S3,544$908.0K0.02%+3,544New
Nia Impact Advisors, LLC3,545$908.1K0.30%−520−12.8%Reduced
Walleye Capital LLC3,587$919.0K0.01%−103,262−96.6%Reduced
JustInvest LLC3,769$965.6K0.02%+513+15.8%Added
Mirae Asset Global ETFs Holdings Ltd.3,849$986.1K0.00%−17−0.4%Reduced
Nisa Investment Advisors, LLC3,877$993.3K0.01%−3,499−47.4%Reduced
Point72 (DIFC) Ltd3,912$1.00M0.08%+3,912New
Brevan Howard Capital Management LP3,946$1.01M0.05%+2,166+121.7%Added
CWM Advisors, LLC3,990$1.02M0.10%−2,351−37.1%Reduced
Jefferies Financial Group Inc.4,133$1.06M0.02%+4,133New
Point72 Hong Kong Ltd4,291$1.10M0.08%+4,291New
Connor, Clark & Lunn Investment Management Ltd.4,338$1.11M0.01%−8,179−65.3%Reduced
State of Alaska, Department of Revenue4,405$1.13M0.01%+295+7.2%Added
LRT Capital Management, LLC4,404$1.13M1.05%−1,381−23.9%Reduced
Access Financial Services, Inc.4,499$1.15M0.53%+741+19.7%Added
Illinois Municipal Retirement Fund4,622$1.18M0.02%00.0%Unchanged
Mutual of America Capital Management LLC4,649$1.19M0.01%−130−2.7%Reduced
KBC Group NV4,656$1.19M0.00%00.0%Unchanged
Daiwa Securities Group Inc.4,662$1.19M0.01%+519+12.5%Added
Nissay Asset Management Corp4,696$1.20M0.01%+132+2.9%Added
Prana Capital Management, LP4,701$1.20M0.06%−5,564−54.2%Reduced
Yousif Capital Management, LLC4,831$1.24M0.01%−222−4.4%Reduced
Bank of Nova Scotia4,841$1.24M0.00%−4,733−49.4%Reduced
DekaBank Deutsche Girozentrale5,080$1.29M0.00%+52+1.0%Added
Oak Thistle LLC5,067$1.30M0.42%+5,067New
CIBC Asset Management Inc5,240$1.34M0.00%+376+7.7%Added
Xponance, Inc.5,249$1.34M0.01%+178+3.5%Added
Balyasny Asset Management LLC5,268$1.35M0.00%−235,647−97.8%Reduced
Comerica Bank5,290$1.36M0.01%−48−0.9%Reduced
Advisor Group Holdings, Inc.5,288$1.36M0.00%−1,573−22.9%Reduced
Holocene Advisors, LP5,352$1.37M0.01%−134,208−96.2%Reduced
Callahan Advisors, LLC5,503$1.41M0.14%00.0%Unchanged
Ossiam5,523$1.41M0.03%+3,178+135.5%Added
CIBC Private Wealth Group, LLC5,661$1.45M0.00%−551−8.9%Reduced
Victory Capital Management Inc5,725$1.47M0.00%−331−5.5%Reduced
Point72 Asia (Singapore) Pte. Ltd.5,868$1.50M0.28%+5,868New