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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 2022

Institutional positions in Marketaxess Holdings Inc as of Mar 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
506
+6 vs. Q4 2021
Shares held
36.5M
−60.6K (−0.2%) vs. Q4 2021
Total value
$12.4B
−$2.63B (−17.5%) vs. Q4 2021
New holders
77
193 more added
Sold out
71
169 more reduced

5 institutions that held it in Q4 2021 haven't filed for Q1 2022 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 2021: 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 2022: 506 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 2022: $12.4B
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 2022

Shares, value and share of portfolio for each institution holding Marketaxess Holdings Inc; share changes are against Q4 2021.

Institutions holding MKTX in Q1 2022
InstitutionSharesValue% of portfolioChange in sharesAction
Sentry Investment Management LLC306$104.0K0.03%−51−14.3%Reduced
Grandeur Peak Global Advisors, LLC324$110.0K0.01%+300+1,250.0%Added
Signaturefd, LLC393$134.0K0.00%+90+29.7%Added
CWM, LLC397$135.0K0.00%+122+44.4%Added
Hall Laurie J Trustee400$136.0K0.05%+10+2.6%Added
Aquatic Capital Management LLC400$136.0K0.20%+400New
Harbor Capital Advisors, Inc.442$150.0K0.07%+442New
Ci Investments Inc.454$154.0K0.00%−95−17.3%Reduced
Curi Capital472$160.0K0.03%+48+11.3%Added
Capital Advisors, Ltd. LLC475$162.0K0.03%+243+104.7%Added
Ameritas Investment Partners, Inc.519$177.0K0.01%00.0%Unchanged
NuWave Investment Management, LLC578$197.0K0.26%+578New
IBM Retirement Fund590$201.0K0.03%−35−5.6%Reduced
Empirical Finance, LLC592$201.0K0.02%+81+15.9%Added
Spire Wealth Management594$202.0K0.01%−7−1.2%Reduced
Livforsakringsbolaget Skandia, Omsesidigt600$204.0K0.01%00.0%Unchanged
Vestcor Inc601$204.0K0.01%+132+28.1%Added
Coldstream Capital Management Inc601$205.0K0.01%+67+12.5%Added
Metis Global Partners, LLC602$205.0K0.02%+602New
Bank of Nova Scotia Trust Co605$206.0K0.02%+38+6.7%Added
Balentine LLC621$211.0K0.01%+621New
Commerce Bank634$215.0K0.00%−617−49.3%Reduced
Raymond James Trust N.A.648$220.0K0.01%+88+15.7%Added
Cigna Investments Inc650$222.0K0.03%−221−25.4%Reduced
Bellevue Group AG662$225.0K0.00%00.0%Unchanged
Ieq Capital, LLC669$228.0K0.01%+89+15.3%Added
Bridgefront Capital, LLC695$236.0K0.29%+695New
Moors & Cabot, Inc.700$238.0K0.01%00.0%Unchanged
First Republic Investment Management, Inc.715$243.0K0.00%−160−18.3%Reduced
Centiva Capital, LP713$243.0K0.01%+713New
Kestra Private Wealth Services, LLC727$247.0K0.01%+30+4.3%Added
AdvisorNet Financial, Inc745$253.0K0.02%+739+12,316.7%Added
Motley Fool Asset Management LLC765$260.0K0.02%+745+3,725.0%Added
Walleye Capital LLC774$263.0K0.01%−1,629−67.8%Reduced
Hancock Whitney Corp783$266.0K0.01%−718−47.8%Reduced
First Manhattan Co785$267.0K0.00%00.0%Unchanged
Quantum Private Wealth, LLC791$269.0K0.12%+37+4.9%Added
Los Angeles Capital Management LLC795$270.0K0.00%−12,579−94.1%Reduced
Mirabella Financial Services LLP800$272.0K0.03%+800New
RMR Wealth Builders801$273.0K0.06%+801New
Prudential PLC804$274.0K0.00%+804New
STRS Ohio834$283.0K0.00%−182−17.9%Reduced
Parametrica Management Ltd837$285.0K0.21%+837New
Snowden Capital Advisors LLC858$291.0K0.01%+146+20.5%Added
Meeder Asset Management Inc860$293.0K0.01%+860New
Y-Intercept (Hong Kong) Ltd865$294.0K0.07%+865New
Centaurus Financial, Inc.901$307.0K0.02%00.0%Unchanged
Flagship Harbor Advisors, LLC913$311.0K0.03%−159−14.8%Reduced
CIBC World Markets Inc.931$317.0K0.00%+931New
Precision Wealth Strategies, LLC934$318.0K0.19%−44−4.5%Reduced
Banco Bilbao Vizcaya Argentaria, S.A.916$319.0K0.00%−2,589−73.9%Reduced
Nomura Holdings Inc939$319.0K0.00%+188+25.0%Added
Robeco Institutional Asset Management B.V.944$321.0K0.00%+937+13,385.7%Added
BNP PARIBAS ASSET MANAGEMENT Holding S.A.947$322.0K0.00%+947New
Exchange Traded Concepts, LLC951$324.0K0.01%−6,461−87.2%Reduced
Benedict Financial Advisors Inc955$325.0K0.09%−7−0.7%Reduced
Baader Bank INC964$328.0K0.03%+964New
Advisory Services Network, LLC985$336.0K0.01%+985New
Meitav Dash Investments Ltd1,000$340.0K0.01%00.0%Unchanged
Northwestern Mutual Wealth Management Co1,003$341.0K0.00%+37+3.8%Added
Two Sigma Securities, LLC1,029$350.0K0.05%+1,029New
B. Metzler seel. Sohn & Co. AG1,045$356.0K0.00%00.0%Unchanged
Rockefeller Capital Management L.P.1,061$360.0K0.00%−1,388−56.7%Reduced
Impax Asset Management Group plc1,059$360.0K0.00%−5−0.5%Reduced
Vident Investment Advisory, LLC1,074$364.0K0.01%−80−6.9%Reduced
Boothbay Fund Management, LLC1,110$378.0K0.01%+1,110New
National Bank of Canada1,120$381.0K0.00%−2,082−65.0%Reduced
Amica Retiree Medical Trust1,122$382.0K0.36%−507−31.1%Reduced
Oppenheimer Asset Management Inc.1,125$382.0K0.01%−221−16.4%Reduced
Kentucky Retirement Systems Insurance Trust Fund1,122$382.0K0.03%+132+13.3%Added
Kestra Advisory Services, LLC1,127$383.0K0.00%+1,127New
Buckingham Strategic Wealth, LLC1,129$384.0K0.01%+208+22.6%Added
Blueshift Asset Management, LLC1,134$386.0K0.04%+1,134New
Regions Financial Corp1,143$389.0K0.00%−235−17.1%Reduced
Zions Bancorporation, N.A.1,166$397.0K0.04%+631+117.9%Added
Donaldson Capital Management, LLC1,170$398.0K0.02%+490+72.1%Added
Advisor Partners LLC1,175$400.0K0.03%+102+9.5%Added
Creative Planning1,185$404.0K0.00%+647+120.3%Added
PDT Partners, LLC1,200$408.0K0.04%+1,200New
HighTower Advisors, LLC1,210$409.0K0.00%+213+21.4%Added
Redpoint Investment Management Pty Ltd1,207$411.0K0.04%+355+41.7%Added
Ethic Inc.1,211$412.0K0.03%−17−1.4%Reduced
WMS Partners, LLC1,229$418.0K0.06%00.0%Unchanged
People's United Financial, Inc.1,249$425.0K0.01%−368−22.8%Reduced
Tocqueville Asset Management L.P.1,250$425.0K0.01%00.0%Unchanged
Vestmark Advisory Solutions, Inc.1,275$434.0K0.02%−486−27.6%Reduced
Colony Group LLC1,280$435.0K0.01%+302+30.9%Added
TCWP LLC1,307$444.0K0.08%+1,307New
Guardian Capital Advisors LP1,700$466.0K0.05%−505−22.9%Reduced
Two Sigma Advisers, LP1,400$476.0K0.00%+1,400New
E. Ohman J:or Asset Management AB1,400$476.3K0.02%−700−33.3%Reduced
Schroder Investment Management Group1,378$478.0K0.00%+536+63.7%Added
ETF Managers Group, LLC1,402$486.0K0.01%+31+2.3%Added
Wealthfront Advisers LLC1,437$489.0K0.00%−1,287−47.2%Reduced
Meiji Yasuda Asset Management Co Ltd.1,447$492.0K0.03%−50−3.3%Reduced
Proequities, Inc.1,514$515.0K0.04%−1,042−40.8%Reduced
Northwestern Mutual Investment Management Company, LLC1,513$515.0K0.01%−198−11.6%Reduced
Norinchukin Bank, The1,527$519.0K0.01%+257+20.2%Added
TrimTabs Asset Management, LLC1,530$521.0K0.17%+40+2.7%Added
Baker Tilly Wealth Management, LLC1,550$527.0K0.06%−178−10.3%Reduced