MARKETAXESS HOLDINGS INC MKTX

US Financials Security Brokers, Dealers & Flotation Companies
$116.53
+1.8%
52w: $109.09 – $219.27

Latest 13F among current holders filed 11 days ago (Jun 24, 2026)

Price — last 12 months

research preview data
109.09164.18219.27
Jun 20, 2025 Jul 2, 2026
Institutional holders
448
-37 QoQ
13F value
$6.31B
-5.0% QoQ
Smart-money holders
19
signal tier ≥ 2
New smart buyers
3
Q1 2026
Options barometer
3.4×
$36.0M calls / $10.5M puts

Institutional value by quarter

$8.63B
Q1 2024
$7.62B
Q2 2024
$9.58B
Q3 2024
$8.52B
Q4 2024
$8.06B
Q1 2025
$8.28B
Q2 2025
$6.29B
Q3 2025
$6.64B
Q4 2025
$6.31B
Q1 2026

Number of holders

464
Q1 2024
468
Q2 2024
512
Q3 2024
520
Q4 2024
512
Q1 2025
531
Q2 2025
452
Q3 2025
485
Q4 2025
448
Q1 2026

Who owns MKTX?

Q1 2026 filings
FundTypeSharesValue% of fundChange
BlackRock, Inc. Index provider4.1M$672.3M0.0%+8.8%
PRIMECAP MANAGEMENT CO/CA/ ★2Long only active3.3M$552.2M0.4%+5.4%
AQR CAPITAL MANAGEMENT LLC Quant stat arb2.7M$442.8M0.2%+4.9%
VANGUARD PORTFOLIO MANAGEMENT LLC Diversified mechanical2.2M$357.0M0.0%
North Reef Capital Management LP ★2Fundamental concentrated1.9M$309.3M10.6%+16.5%
VANGUARD CAPITAL MANAGEMENT LLC Diversified mechanical1.6M$265.5M0.0%
FMR LLC Long only active1.5M$250.7M0.0%-24.2%
STATE STREET CORP Index provider1.3M$211.3M0.0%+2.6%
VAN ECK ASSOCIATES CORP Diversified mechanical1.2M$204.5M0.2%+2.0%
MILLENNIUM MANAGEMENT LLC Multistrat pod1.1M$179.4M0.1%+260.4%
BANK OF MONTREAL /CAN/ Bank broker1.0M$168.4M0.1%+7.3%
NEUBERGER BERMAN GROUP LLC Diversified mechanical966.0K$159.4M0.1%+75.8%
GEODE CAPITAL MANAGEMENT, LLC Index provider863.0K$142.4M0.0%+3.6%
GUARDCAP ASSET MANAGEMENT Ltd ★3Fundamental concentrated643.4K$106.4M6.1%-44.2%
DIMENSIONAL FUND ADVISORS LP Quant stat arb581.5K$95.9M0.0%+10.3%
TWO SIGMA INVESTMENTS, LP Quant stat arb524.0K$86.5M0.1%-1.8%
GOLDMAN SACHS GROUP INC Bank broker509.0K$84.0M0.0%+194.9%
MORGAN STANLEY Bank broker490.5K$80.9M0.0%+15.5%
Findlay Park Partners LLP Other480.6K$79.3M1.1%-10.4%
JPMORGAN CHASE & CO Bank broker432.8K$71.3M0.0%-20.6%
CHARLES SCHWAB INVESTMENT MANAGEMENT INC Index provider338.5K$55.8M0.0%+6.3%
Walleye Capital LLC Multistrat pod332.7K$54.9M0.4%+97.2%
BNP PARIBAS FINANCIAL MARKETS Bank broker319.3K$52.7M0.0%-15.0%
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP Quant stat arb295.5K$48.7M0.0%+2.3%
RDST Capital LLC ★3Fundamental concentrated295.3K$48.7M4.7%-5.0%
Bank of New York Mellon Corp Diversified mechanical289.9K$47.8M0.0%-2.9%
UBS Group AG Bank broker272.2K$44.9M0.0%+167.0%
BANK OF AMERICA CORP /DE/ Bank broker263.9K$43.5M0.0%+32.4%
Amundi Diversified mechanical258.7K$42.7M0.0%+803.9%
Point72 Asset Management, L.P. Multistrat pod252.8K$41.7M0.1%New
Driehaus Capital Management LLC Other239.3K$39.5M0.3%New
NORTHERN TRUST CORP Index provider236.3K$39.0M0.0%+0.9%
VANGUARD FIDUCIARY TRUST CO Diversified mechanical229.4K$37.9M0.0%
COOKE & BIELER LP Other226.2K$37.3M0.4%+117.3%
Champlain Investment Partners, LLC Other210.1K$34.7M0.4%+103.3%
VICTORY CAPITAL MANAGEMENT INC Diversified mechanical204.9K$33.8M0.0%+118.8%
BNP PARIBAS ASSET MANAGEMENT Holding S.A. Bank broker203.4K$33.6M0.0%+6.8%
Public Sector Pension Investment Board Pension sovereign192.2K$31.7M0.1%+49.4%
PRINCIPAL FINANCIAL GROUP INC Diversified mechanical181.8K$30.0M0.0%+2.1%
Connor, Clark & Lunn Investment Management Ltd. Diversified mechanical174.1K$28.7M0.1%+2.0%
IEQ CAPITAL, LLC Diversified mechanical173.9K$28.7M0.1%-8.2%
JANUS HENDERSON GROUP PLC Diversified mechanical168.8K$27.8M0.0%+0.2%
RENAISSANCE TECHNOLOGIES LLC Quant stat arb167.1K$27.6M0.0%-5.1%
Sone Capital Management, LLC Other160.0K$26.4M2.2%+1444.8%
Nuveen, LLC Diversified mechanical148.1K$24.4M0.0%+10.1%
HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND Diversified mechanical145.6K$24.0M0.0%+374.5%
HRT FINANCIAL LP Diversified mechanical137.0K$22.6M0.1%-36.0%
RAYMOND JAMES FINANCIAL INC Bank broker121.6K$20.1M0.0%+7.2%
Invesco Ltd. Index provider118.3K$19.5M0.0%+3.2%
EUBEL BRADY & SUTTMAN ASSET MANAGEMENT INC ★2Fundamental diversified111.5K$18.4M2.3%New

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