Skip to main content

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 2024

Institutional positions in Marketaxess Holdings Inc as of Jun 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
468
+11 vs. Q1 2024
Shares held
37.3M
+257.6K (+0.7%) vs. Q1 2024
Total value
$7.48B
−$645.5M (−7.9%) vs. Q1 2024
New holders
63
169 more added
Sold out
52
171 more reduced

6 institutions that held it in Q1 2024 haven't filed for Q2 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 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 holdersQ2 2024: 468 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 2024: $7.48B
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 2024

Shares, value and share of portfolio for each institution holding Marketaxess Holdings Inc; share changes are against Q1 2024.

Institutions holding MKTX in Q2 2024
InstitutionSharesValue% of portfolioChange in sharesAction
Vanguard Group Inc4,530,823$908.6M0.02%−8,617−0.2%Reduced
BlackRock Inc.2,949,436$591.5M0.01%−274,497−8.5%Reduced
Guardcap Asset Management Ltd2,146,781$430.5M6.15%−279,116−11.5%Reduced
T. Rowe Price Investment Management, Inc.2,068,347$414.8M0.26%+527,022+34.2%Added
Van Eck Associates Corp1,828,055$366.6M0.52%+170,095+10.3%Added
FMR LLC1,667,909$334.5M0.02%+514,502+44.6%Added
State Street Corp1,643,612$329.6M0.01%−83,421−4.8%Reduced
Primecap Management Co1,330,880$266.9M0.19%+204,960+18.2%Added
Invesco Ltd.999,933$200.5M0.04%+72,480+7.8%Added
Macquarie Group Ltd976,244$195.8M0.22%−70,107−6.7%Reduced
Geode Capital Management, LLC936,928$187.4M0.02%+16,442+1.8%Added
Marshall Wace, LLP820,060$164.4M0.23%+285,665+53.5%Added
Wasatch Advisors Inc741,754$148.7M0.80%+25,065+3.5%Added
JPMorgan Chase & Co660,159$132.4M0.01%+228,009+52.8%Added
Norges Bank500,120$100.3M0.01%+23,287+4.9%Added
Bank of New York Mellon Corp443,714$89.0M0.02%+17,996+4.2%Added
Ownership Capital B.V.429,740$86.2M2.33%−283,480−39.7%Reduced
Burgundy Asset Management Ltd.393,073$78.8M0.83%+214,928+120.6%Added
Charles Schwab Investment Management Inc377,997$75.8M0.01%+8,181+2.2%Added
Northern Trust Corp356,638$71.5M0.01%−2,931−0.8%Reduced
Baillie Gifford & Co344,001$69.0M0.05%−73,059−17.5%Reduced
Millennium Management LLC339,261$68.0M0.06%+327,913+2,889.6%Added
Dimensional Fund Advisors LP323,064$64.8M0.02%+107,315+49.7%Added
UBS Asset Management Americas Inc282,322$56.6M0.02%+44,004+18.5%Added
Stephens Investment Management Group LLC277,270$55.6M0.78%+45,143+19.4%Added
Balyasny Asset Management LLC240,915$48.3M0.12%+46,384+23.8%Added
Morgan Stanley226,747$45.5M0.00%−64,415−22.1%Reduced
Tandem Investment Advisors, Inc.220,866$44.3M1.76%+3,738+1.7%Added
Jackson Square Partners, LLC217,166$43.5M2.66%−88,902−29.0%Reduced
Baird Financial Group, Inc.214,640$43.0M0.09%+2,768+1.3%Added
North Reef Capital Management LP210,000$42.1M1.95%+130,000+162.5%Added
Goldman Sachs Group Inc204,403$41.0M0.01%+96,445+89.3%Added
Two Sigma Investments, LP203,346$40.8M0.10%+170,032+510.4%Added
Raymond James & Associates202,201$40.5M0.03%+789+0.4%Added
Man Group plc193,765$38.9M0.10%+135,553+232.9%Added
Legal & General Group Plc192,192$38.5M0.01%−28,905−13.1%Reduced
Citadel Advisors LLC190,853$38.3M0.04%−108,605−36.3%Reduced
Envestnet Asset Management Inc186,791$37.5M0.01%−1,498−0.8%Reduced
APG Asset Management N.V.193,930$36.3M0.06%−49,234−20.2%Reduced
TD Asset Management Inc177,322$35.6M0.03%+46,470+35.5%Added
Bank of America Corp172,876$34.7M0.00%+18,737+12.2%Added
Artisan Partners Limited Partnership170,549$34.2M0.05%−38,097−18.3%Reduced
Deutsche Bank AG167,534$33.6M0.02%+19,595+13.2%Added
Voloridge Investment Management, LLC164,848$33.1M0.12%+136,727+486.2%Added
Renaissance Technologies LLC164,636$33.0M0.06%+159,436+3,066.1%Added
Van Berkom & Associates Inc.164,132$32.9M0.98%+2,485+1.5%Added
Teacher Retirement System of Texas150,981$30.3M0.17%−150,544−49.9%Reduced
Ameriprise Financial Inc144,179$28.9M0.01%+8,749+6.5%Added
HSBC Holdings PLC141,272$28.3M0.02%+21,089+17.5%Added
Holocene Advisors, LP139,560$28.0M0.12%+139,560New
Owls Nest Partners IA, LLC138,781$27.8M7.95%−2,766−2.0%Reduced
Kodai Capital Management LP138,280$27.7M0.53%+138,280New
NFJ Investment Group, LLC136,033$27.3M0.84%−3,776−2.7%Reduced
GW&K Investment Management, LLC134,926$27.1M0.25%+4,741+3.6%Added
Barclays PLC120,798$24.2M0.01%−35,250−22.6%Reduced
Source Financial Advisors LLC115,359$23.1M7.11%+146+0.1%Added
SEI Investments Co111,857$22.4M0.03%−47,287−29.7%Reduced
Two Sigma Advisers, LP109,100$21.9M0.05%+100,400+1,154.0%Added
Walleye Capital LLC106,849$21.4M0.22%+43,869+69.7%Added
UBS Group AG106,818$21.4M0.01%+21,950+25.9%Added
Amundi104,062$20.9M0.01%−20,561−16.5%Reduced
Price T Rowe Associates Inc99,403$19.9M0.00%−48,953−33.0%Reduced
Nuveen Asset Management, LLC96,840$19.4M0.01%−68,709−41.5%Reduced
Sumitomo Mitsui Trust Holdings, Inc.84,330$16.9M0.01%−6,041−6.7%Reduced
Jane Street Group, LLC83,184$16.7M0.02%+51,252+160.5%Added
Rhumbline Advisers78,057$15.7M0.01%−8,132−9.4%Reduced
Cinctive Capital Management LP75,908$15.2M0.82%+75,908New
Verition Fund Management LLC73,968$14.8M0.11%+69,007+1,391.0%Added
RMB Capital Management, LLC70,815$14.2M0.34%−17,001−19.4%Reduced
Ashford Capital Management Inc66,893$13.4M1.81%−7,384−9.9%Reduced
California State Teachers Retirement System63,668$12.8M0.02%+2,975+4.9%Added
Bridgewater Associates, LP63,172$12.7M0.07%+29,928+90.0%Added
New York State Common Retirement Fund62,560$12.5M0.02%+1,468+2.4%Added
Bank of Montreal61,119$12.3M0.01%+2,219+3.8%Added
Citigroup Inc59,187$11.9M0.01%+10,563+21.7%Added
California Public Employees Retirement System53,598$10.7M0.01%+249+0.5%Added
Mitsubishi UFJ Trust & Banking Corp53,213$10.7M0.03%−13,316−20.0%Reduced
Public Employees Retirement Association of Colorado53,118$10.7M0.04%−172−0.3%Reduced
BNP PARIBAS ASSET MANAGEMENT Holding S.A.51,978$10.4M0.03%+29,196+128.2%Added
2Xideas AG51,586$10.3M1.29%+15,304+42.2%Added
Alps Advisors Inc49,014$9.83M0.07%+6,710+15.9%Added
Schroder Investment Management Group47,188$9.46M0.01%−2,555−5.1%Reduced
Mitsubishi UFJ Kokusai Asset Management Co., Ltd.46,605$9.35M0.01%+5,414+13.1%Added
BNP Paribas Arbitrage, SA46,428$9.31M0.01%+11,388+32.5%Added
Principal Financial Group Inc45,318$9.09M0.01%−1,598−3.4%Reduced
Robeco Institutional Asset Management B.V.45,279$9.08M0.02%−1,216−2.6%Reduced
Kornitzer Capital Management Inc44,974$9.02M0.17%+15,924+54.8%Added
Bahl & Gaynor Inc44,238$8.87M0.05%−4,156−8.6%Reduced
ICICI Prudential Asset Management Co Ltd43,289$8.68M1.03%00.0%Unchanged
Royal Bank of Canada42,524$8.53M0.00%−1,499,996−97.2%Reduced
Tobam41,438$8.31M1.30%−28,433−40.7%Reduced
Azora Capital LP40,215$8.06M0.46%−9,461−19.0%Reduced
Alliancebernstein L.P.40,014$8.02M0.00%+755+1.9%Added
Wells Fargo & Company39,910$8.00M0.00%−53,482−57.3%Reduced
Kingsview Wealth Management, LLC37,811$7.58M0.18%+1,933+5.4%Added
State Board of Administration of Florida Retirement System37,020$7.42M0.01%−6,175−14.3%Reduced
Adage Capital Partners GP, L.L.C.36,350$7.29M0.01%−800−2.2%Reduced
Norris Perne & French LLP36,266$7.27M0.53%+1,390+4.0%Added
New York State Teachers Retirement System35,689$7.16M0.02%−1,637−4.4%Reduced
Interval Partners, LP33,922$6.80M0.20%−2,779−7.6%Reduced