Institutional shares held 34.8 Million
288K calls
40.1K puts
Total value of holdings $6.02B
$49.8M calls
$6.93M puts
Market Cap $6.44B
37,636,800 Shares Out.
Institutional ownership 92.48%
# of Institutions 592


Latest Institutional Activity in MKTX

Top Purchases

Q3 2025
Matauro, LLC Shares Held: 8.31K ($1.42M)
Q3 2025
Yousif Capital Management, LLC Shares Held: 11.7K ($2M)
Q3 2025
Cwm, LLC Shares Held: 26K ($4.46M)
Q3 2025
Oak Thistle LLC Shares Held: 10.4K ($1.78M)
Q3 2025
Exchange Traded Concepts, LLC Shares Held: 4.78K ($818K)

Top Sells

Q3 2025
Assenagon Asset Management S.A. Shares Held: 13K ($2.22M)
Q3 2025
Voya Investment Management LLC Shares Held: 5.79K ($991K)
Q3 2025
Pacer Advisors, Inc. Shares Held: 70 ($12K)
Q3 2025
Gamma Investing LLC Shares Held: 1.1K ($188K)
Q3 2025
Brighton Jones LLC Shares Held: 3.01K ($515K)

About MKTX

MarketAxess Holdings Inc., together with its subsidiaries, operates an electronic trading platform for institutional investor and broker-dealer companies worldwide. It offers the access to liquidity in the U.S. investment-grade bonds, U.S. high-yield bonds, and U.S. Treasuries, as well as municipal bonds, emerging market debts, Eurobonds, and other fixed income securities. The company, through its Open Trading protocols, executes bond trades between and among institutional investor and broker-dealer clients in an all-to-all anonymous trading environment for corporate bonds. It also offers trading-related products and services, including composite+ pricing and other market data products to assist clients with trading decisions; auto-execution and other execution services for clients requiring specialized workflow solutions; connectivity solutions that facilitate straight-through processing; and technology services to optimize trading environments. In addition, the company provides various pre-and post-trade services, such as trade matching, trade publication, regulatory transaction reporting, and market and reference data across a range of fixed-income and other products. MarketAxess Holdings Inc. was incorporated in 2000 and is headquartered in New York, New York.


Insider Transactions at MKTX

Insider Transaction List

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Date Insider Transaction Ownership Type Shares Traded Value / Price
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Last 12 Months Summary

Buy / Acquisition
89.5K Shares
From 20 Insiders
Grant, award, or other acquisition 60.9K shares
Bona fide gift 28.6K shares
Sell / Disposition
93.7K Shares
From 16 Insiders
Bona fide gift 29.2K shares
Open market or private sale 56.6K shares
Payment of exercise price or tax liability 7.83K shares

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