Institutional shares held 35.4 Million
119K calls
133K puts
Total value of holdings $7.72B
$26M calls
$29.1M puts
Market Cap $8.24B
37,636,800 Shares Out.
Institutional ownership 94.05%
# of Institutions 565


Latest Institutional Activity in MKTX

Top Purchases

Q1 2025
Assenagon Asset Management S.A. Shares Held: 187K ($40.9M)
Q1 2025
Congress Asset Management CO Shares Held: 342K ($74.8M)
Q1 2025
Peak Financial Advisors LLC Shares Held: 14.2K ($3.11M)
Q1 2025
Sg Americas Securities, LLC Shares Held: 8.21K ($1.8M)
Q1 2025
Achmea Investment Management B.V. Shares Held: 7.48K ($1.64M)

Top Sells

Q1 2025
Gamma Investing LLC Shares Held: 848 ($186K)
Q1 2025
Sumitomo Mitsui Trust Holdings, Inc. Shares Held: 1.66K ($363K)
Q1 2025
Robeco Institutional Asset Management B.V. Shares Held: 59.3K ($13M)
Q1 2025
Asset Management One Co., Ltd. Shares Held: 1.61K ($353K)
Q1 2025
Lecap Asset Management LTD Shares Held: 5.49K ($1.2M)

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
60K Shares
From 18 Insiders
Grant, award, or other acquisition 35K shares
Bona fide gift 25K shares
Sell / Disposition
97.2K Shares
From 14 Insiders
Bona fide gift 34.6K shares
Open market or private sale 55K shares
Payment of exercise price or tax liability 7.59K shares

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