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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 2022

Institutional positions in Marketaxess Holdings Inc as of Dec 31, 2022. 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
500
+30 vs. Q3 2022
Shares held
36.8M
+70.5K (+0.2%) vs. Q3 2022
Total value
$10.3B
+$2.11B (+25.8%) vs. Q3 2022
New holders
86
188 more added
Sold out
56
160 more reduced

9 institutions that held it in Q3 2022 haven't filed for Q4 2022 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q3 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 holdersQ4 2022: 500 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 2022: $10.3B
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 2022

Shares, value and share of portfolio for each institution holding Marketaxess Holdings Inc; share changes are against Q3 2022.

Institutions holding MKTX in Q4 2022
InstitutionSharesValue% of portfolioChange in sharesAction
New York State Teachers Retirement System40,552$11.3M0.03%−590−1.4%Reduced
Aviva PLC41,358$11.5M0.06%+12,117+41.4%Added
Jacobs Levy Equity Management, Inc43,407$12.1M0.08%−93,024−68.2%Reduced
State Board of Administration of Florida Retirement System44,025$12.3M0.03%−1,390−3.1%Reduced
Public Employees Retirement Association of Colorado45,251$12.6M0.07%00.0%Unchanged
FIL Ltd45,666$12.7M0.02%+8,383+22.5%Added
Baird Financial Group, Inc.48,106$13.4M0.04%−683−1.4%Reduced
Envestnet Asset Management Inc49,749$13.9M0.01%+8,007+19.2%Added
Principal Financial Group Inc50,223$14.0M0.01%−739−1.5%Reduced
Prudential Financial Inc51,163$14.3M0.02%+1,710+3.5%Added
Wellington Management Group LLP52,208$14.6M0.00%+48,715+1,394.6%Added
Citadel Advisors LLC53,754$15.0M0.02%−257,127−82.7%Reduced
Intech Investment Management LLC55,403$15.5M0.12%−22,623−29.0%Reduced
Teacher Retirement System of Texas56,254$15.7M0.11%+45,511+423.6%Added
Russell Investments Group, Ltd.56,236$15.7M0.03%−19,671−25.9%Reduced
AXA S.A.58,422$16.3M0.06%+21,019+56.2%Added
Artisan Partners Limited Partnership58,805$16.4M0.03%+58,805New
Kames Capital plc59,078$16.5M0.30%00.0%Unchanged
New York State Common Retirement Fund59,121$16.5M0.02%+10,471+21.5%Added
HSBC Holdings PLC59,651$16.6M0.02%+21,362+55.8%Added
Nomura Asset Management Co Ltd62,604$17.5M0.10%−5,641−8.3%Reduced
California State Teachers Retirement System63,001$17.6M0.03%+601+1.0%Added
Bahl & Gaynor Inc64,328$17.9M0.11%+7,666+13.5%Added
Ensign Peak Advisors, Inc64,662$18.0M0.04%+911+1.4%Added
Renaissance Technologies LLC67,073$18.7M0.03%−69,510−50.9%Reduced
Credit Suisse AG67,717$18.9M0.02%−1,029−1.5%Reduced
Federated Hermes, Inc.69,742$19.5M0.05%−84,270−54.7%Reduced
Alliancebernstein L.P.70,353$19.6M0.01%+22,530+47.1%Added
Citigroup Inc73,459$20.5M0.03%−11,659−13.7%Reduced
Wasatch Advisors Inc76,009$21.2M0.14%−246−0.3%Reduced
Barclays PLC76,279$21.3M0.02%+2,591+3.5%Added
Peregrine Capital Management LLC77,983$21.7M0.68%+1,109+1.4%Added
Lord, Abbett & Co. LLC81,500$22.7M0.08%+81,500New
Mitsubishi UFJ Trust & Banking Corp81,946$22.9M0.06%−5,970−6.8%Reduced
Wells Fargo & Company83,283$23.2M0.01%+16,787+25.2%Added
UBS Group AG85,275$23.8M0.01%+25,336+42.3%Added
Rhumbline Advisers85,399$23.8M0.03%+1,146+1.4%Added
Caisse de Depot Et Placement du Quebec86,945$24.2M0.07%+15,200+21.2%Added
Two Sigma Advisers, LP88,000$24.5M0.07%−62,800−41.6%Reduced
NFJ Investment Group, LLC95,094$26.5M0.70%−22,324−19.0%Reduced
RMB Capital Management, LLC95,206$26.6M0.94%−1,754−1.8%Reduced
FMR LLC100,366$28.0M0.00%−184,232−64.7%Reduced
Bank of America Corp102,684$28.6M0.00%+4,378+4.5%Added
Ashford Capital Management Inc104,746$29.2M4.53%+10,197+10.8%Added
Bank of Montreal105,065$29.9M0.02%+13,007+14.1%Added
Fiera Capital Corp116,116$32.4M0.10%−12,171−9.5%Reduced
BNP PARIBAS ASSET MANAGEMENT Holding S.A.116,357$32.5M0.12%+74,012+174.8%Added
SEI Investments Co121,254$33.8M0.08%−27,746−18.6%Reduced
Source Financial Advisors LLC122,034$34.0M12.79%+90.0%Added
Deutsche Bank AG129,227$36.0M0.02%−189,236−59.4%Reduced
Burgundy Asset Management Ltd.129,824$36.2M0.47%+2,334+1.8%Added
Sumitomo Mitsui Trust Holdings, Inc.134,026$37.4M0.03%−15,148−10.2%Reduced
Van Berkom & Associates Inc.135,515$37.8M1.62%−2,743−2.0%Reduced
GW&K Investment Management, LLC143,054$39.9M0.40%+122,434+593.8%Added
Westfield Capital Management Co LP144,466$40.3M0.31%+144,466New
Raymond James & Associates146,535$40.9M0.04%+7,035+5.0%Added
Amundi131,356$43.0M0.02%−145,031−52.5%Reduced
Tandem Investment Advisors, Inc.161,273$45.0M2.32%+772+0.5%Added
D. E. Shaw & Co., Inc.164,970$46.0M0.08%−132,722−44.6%Reduced
TD Asset Management Inc167,581$46.7M0.06%−7,498−4.3%Reduced
Nuveen Asset Management, LLC167,849$46.8M0.02%+12,266+7.9%Added
Dimensional Fund Advisors LP187,790$52.4M0.02%+6,156+3.4%Added
UBS Asset Management Americas Inc214,635$59.9M0.03%+6,586+3.2%Added
BNP Paribas Arbitrage, SA217,442$60.6M0.15%+107,378+97.6%Added
Legal & General Group Plc226,463$63.2M0.02%−13,124−5.5%Reduced
Bamco Inc227,699$63.5M0.21%−2,847−1.2%Reduced
Stephens Investment Management Group LLC225,672$63.9M1.16%−1,099−0.5%Reduced
JPMorgan Chase & Co235,962$65.8M0.01%+22,144+10.4%Added
Goldman Sachs Group Inc239,879$66.9M0.02%−67,553−22.0%Reduced
Bridgewater Associates, LP260,620$72.7M0.40%−31,264−10.7%Reduced
California Public Employees Retirement System260,754$72.7M0.06%−8,862−3.3%Reduced
APG Asset Management N.V.261,116$72.8M0.14%+22,613+9.5%Added
Manufacturers Life Insurance Company, The282,416$78.8M0.05%+254,462+910.3%Added
Price T Rowe Associates Inc325,702$90.8M0.01%−10,608−3.2%Reduced
Charles Schwab Investment Management Inc330,221$92.1M0.03%+15,997+5.1%Added
Allianz Asset Management GmbH334,840$93.4M0.21%+6,827+2.1%Added
Morgan Stanley335,016$93.4M0.01%+60,108+21.9%Added
Bank of New York Mellon Corp341,712$95.3M0.02%+697+0.2%Added
Neuberger Berman Group LLC358,354$99.9M0.10%−1,192−0.3%Reduced
Van Eck Associates Corp359,786$100.3M0.26%+10,880+3.1%Added
Invesco Ltd.373,655$104.2M0.03%−197,960−34.6%Reduced
Northern Trust Corp389,765$108.7M0.02%+5,508+1.4%Added
Norges Bank396,701$110.6M0.03%+23,230+6.2%Added
Jackson Square Partners, LLC422,387$117.8M3.14%+1,464+0.3%Added
Allspring Global Investments Holdings, LLC596,127$166.3M0.28%−22,204−3.6%Reduced
Eagle Asset Management Inc627,692$178.8M1.10%+364,829+138.8%Added
Kayne Anderson Rudnick Investment Management LLC776,876$216.7M0.68%+213,688+37.9%Added
Macquarie Group Ltd803,817$224.2M0.26%+26,542+3.4%Added
Geode Capital Management, LLC843,553$234.9M0.03%−48,860−5.5%Reduced
American Century Companies Inc932,496$260.1M0.21%+927,176+17,428.1%Added
Primecap Management Co982,030$273.9M0.25%+18,150+1.9%Added
Royal Bank of Canada1,189,487$331.7M0.10%−41,742−3.4%Reduced
Ownership Capital B.V.1,240,817$346.1M6.79%−64,926−5.0%Reduced
Baillie Gifford & Co1,427,303$398.1M0.41%+7,501+0.5%Added
State Street Corp1,735,105$483.9M0.03%−2,204−0.1%Reduced
Guardcap Asset Management Ltd1,903,055$530.7M8.25%−51,748−2.6%Reduced
T. Rowe Price Investment Management, Inc.2,071,391$577.7M0.44%+19,225+0.9%Added
BlackRock Inc.3,320,572$926.1M0.03%+110,405+3.4%Added
Vanguard Group Inc4,291,798$1.20B0.03%+61,022+1.4%Added
Transamerica Financial Advisors, Inc.1––00.0%Unchanged