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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 2023

Institutional positions in Marketaxess Holdings Inc as of Jun 30, 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
514
−25 vs. Q1 2023
Shares held
37.7M
+719.7K (+1.9%) vs. Q1 2023
Total value
$9.88B
−$4.59B (−31.7%) vs. Q1 2023
New holders
56
178 more added
Sold out
81
198 more reduced

1 institution that held it in Q1 2023 haven't filed for Q2 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 2023: 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 2023: 514 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 2023: $9.88B
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 2023

Shares, value and share of portfolio for each institution holding Marketaxess Holdings Inc; share changes are against Q1 2023.

Institutions holding MKTX in Q2 2023
InstitutionSharesValue% of portfolioChange in sharesAction
Penserra Capital Management LLC425$110.0K0.00%+345+431.3%Added
Leonteq Securities AG394$103.0K0.01%+223+130.4%Added
Ci Investments Inc.390$102.0K0.00%+50+14.7%Added
Covestor Ltd350$92.0K0.07%−2−0.6%Reduced
Quadrant Capital Group LLC317$82.9K0.01%−130−29.1%Reduced
UniSuper Management Pty Ltd300$78.4K0.00%+300New
Tower Research Capital LLC (TRC)288$75.3K0.00%−826−74.1%Reduced
V-Square Quantitative Management LLC287$75.0K0.05%+287New
Riverview Trust Co281$73.5K0.07%00.0%Unchanged
JTC Employer Solutions Trusteee Ltd266$68.0K0.01%00.0%Unchanged
Pinnacle Financial Partners Inc250$65.4K0.00%00.0%Unchanged
Sentry Investment Management LLC247$65.0K0.02%00.0%Unchanged
Signaturefd, LLC248$64.8K0.00%−50−16.8%Reduced
Clearstead Advisors, LLC243$63.5K0.00%+68+38.9%Added
EverSource Wealth Advisors, LLC226$59.1K0.01%−4−1.7%Reduced
Fred Alger Management, LLC208$54.4K0.00%+36+20.9%Added
State of Wyoming206$53.9K0.02%+51+32.9%Added
Natixis194$50.7K0.00%+194New
Private Trust Co NA191$49.9K0.01%−2−1.0%Reduced
Spire Wealth Management187$48.9K0.00%−16,873−98.9%Reduced
First Horizon Advisors, Inc.186$48.7K0.00%−10−5.1%Reduced
Resurgent Financial Advisors LLC183$47.8K0.03%−3−1.6%Reduced
West Tower Group, LLC180$47.1K0.03%+180New
Global Retirement Partners, LLC157$41.1K0.00%−20−11.3%Reduced
Desjardins Global Asset Management Inc.156$40.8K0.00%−182−53.8%Reduced
Compass Wealth Management LLC146$38.2K0.01%00.0%Unchanged
HM Payson & Co110$28.8K0.00%00.0%Unchanged
Bessemer Group Inc105$28.0K0.00%00.0%Unchanged
CVA Family Office, LLC106$27.7K0.01%00.0%Unchanged
JJJ Advisors Inc.106$27.7K0.01%00.0%Unchanged
TD Waterhouse Canada Inc.90$27.7K0.00%00.0%Unchanged
Baker Avenue Asset Management, LP105$27.4K0.00%−1,643−94.0%Reduced
Parkside Financial Bank & Trust102$26.7K0.01%−15−12.8%Reduced
Bartlett & Co. Wealth Management LLC100$26.1K0.00%00.0%Unchanged
Bartlett & Co. LLC100$26.0K0.00%00.0%Unchanged
Loomis Sayles & Co L P100$26.0K0.00%+100New
Gladius Capital Management LP96$25.1K0.01%−403−80.8%Reduced
CNB Bank92$24.1K0.01%00.0%Unchanged
TFC Financial Management90$23.6K0.01%−1−1.1%Reduced
Massmutual Trust Co FSB90$23.5K0.00%−16−15.1%Reduced
Allworth Financial LP80$20.9K0.00%−1−1.2%Reduced
Parallel Advisors, LLC72$18.8K0.00%−22−23.4%Reduced
Steward Partners Investment Advisory, LLC66$17.3K0.00%00.0%Unchanged
Sugarloaf Wealth Management, LLC62$16.2K0.00%00.0%Unchanged
Lindbrook Capital, LLC55$14.4K0.00%−1−1.8%Reduced
Roble, Belko & Company, Inc55$14.0K0.00%00.0%Unchanged
Whittier Trust Co of Nevada Inc50$13.1K0.00%00.0%Unchanged
Clear Street Markets LLC48$13.0K0.01%−24−33.3%Reduced
Cary Street Partner Investment Advisory LLC47$12.3K0.00%+33+235.7%Added
Smithfield Trust Co47$12.0K0.00%00.0%Unchanged
TD Private Client Wealth LLC43$11.2K0.00%+13+43.3%Added
Lee Financial Co42$11.0K0.00%00.0%Unchanged
American National Bank39$10.2K0.00%+39New
Farther Finance Advisors, LLC38$9.93K0.00%−4−9.5%Reduced
MV Capital Management, Inc.38$9.93K0.00%00.0%Unchanged
Livforsakringsbolaget Skandia, Omsesidigt36$9.41K0.00%00.0%Unchanged
Colonial Trust Co36$9.41K0.00%+8+28.6%Added
West Branch Capital LLC34$8.89K0.00%00.0%Unchanged
Umb Bank N A32$8.37K0.00%+21+190.9%Added
Huntington National Bank31$8.10K0.00%+7+29.2%Added
C M Bidwell & Associates Ltd29$7.58K0.01%−284−90.7%Reduced
Farmers & Merchants Investments Inc25$6.54K0.00%00.0%Unchanged
Prestige Wealth Management Group LLC22$5.75K0.00%00.0%Unchanged
Investors Research Corp22$5.75K0.00%00.0%Unchanged
Hantz Financial Services, Inc.19$5.00K0.00%00.0%Unchanged
Capital Advisors, Ltd. LLC18$5.00K0.00%00.0%Unchanged
Ranger Investment Management, L.P.19$4.97K0.00%00.0%Unchanged
GWM Advisors LLC19$4.97K0.00%00.0%Unchanged
Glassman Wealth Services18$4.71K0.00%−5−21.7%Reduced
Earnest Partners LLC18$4.71K0.00%00.0%Unchanged
Wolff Wiese Magana LLC17$4.45K0.00%+17New
JFS Wealth Advisors, LLC16$4.18K0.00%−3−15.8%Reduced
Front Row Advisors LLC14$4.00K0.00%00.0%Unchanged
Quent Capital, LLC15$3.92K0.00%00.0%Unchanged
Key Financial Inc14$3.66K0.00%+14New
Clearview Wealth Advisors LLC13$3.40K0.00%−2,553−99.5%Reduced
Eagle Bay Advisors LLC13$3.40K0.00%−2−13.3%Reduced
Sutton Wealth Advisors Inc.13$3.40K0.00%00.0%Unchanged
Pittenger & Anderson Inc12$3.14K0.00%00.0%Unchanged
Bell Investment Advisors, Inc12$3.14K0.00%+2+20.0%Added
Manchester Capital Management LLC11$2.88K0.00%−2,733−99.6%Reduced
Crewe Advisors LLC11$2.88K0.00%00.0%Unchanged
PEAK6 Investments LLC11$2.88K0.00%+9+450.0%Added
Venturi Wealth Management, LLC10$2.62K0.00%−4−28.6%Reduced
Harbor Investment Advisory, LLC9$2.35K0.00%00.0%Unchanged
Red Tortoise LLC9$2.35K0.00%00.0%Unchanged
Migdal Insurance & Financial Holdings Ltd.8$2.00K0.00%−10−55.6%Reduced
Byrne Asset Management LLC7$2.00K0.00%00.0%Unchanged
Tortoise Investment Management, LLC7$1.83K0.00%00.0%Unchanged
Larson Financial Group LLC7$1.83K0.00%00.0%Unchanged
Bokf, NA6$1.57K0.00%−72−92.3%Reduced
Zions Bancorporation, N.A.6$1.57K0.00%+1+20.0%Added
Assetmark, Inc5$1.31K0.00%−4−44.4%Reduced
Raffa Wealth Management, LLC5$1.31K0.00%00.0%Unchanged
Sunbelt Securities, Inc.5$1.31K0.00%00.0%Unchanged
Abound Wealth Management4$1.05K0.00%+1+33.3%Added
SJS Investment Consulting Inc.4$1.05K0.00%−11−73.3%Reduced
Disciplined Investments, LLC4$1.05K0.00%−1−20.0%Reduced
MCF Advisors LLC4$1.05K0.00%00.0%Unchanged
Plante Moran Financial Advisors, LLC4$1.05K0.00%+4New