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MarketAxess Holdings Inc. Chief Executive Officer Christopher R. Concannon reported multiple equity compensation transactions. He acquired 1,696 shares of common stock on February 13, 2026 following certification of performance stock unit metrics, increasing his directly held shares.
On February 15, 2026 he received 6,588 restricted stock units and 21,736 stock options at an exercise price of $179.36 per share, all vesting 34% on February 15, 2027, 33% on February 15, 2028, and 33% on February 15, 2029. On the same date, 866 shares and 1,750 shares were surrendered at $179.36 per share to cover tax withholding obligations upon vesting of performance and restricted stock units, leaving him with 53,949 shares of common stock held directly.
MarketAxess Holdings Inc. Chief Financial Officer Ilene Fiszel Bieler received a grant of 5,005 restricted stock units on common shares. The award was made under the 2020 Equity Incentive Plan and will vest 34% on February 15, 2027, 33% on February 15, 2028, and 33% on February 15, 2029.
On the same date, 439 common shares were surrendered to the company at $179.36 per share to cover tax withholding from previously granted units. After these transactions, she directly beneficially owns 8,988 shares of MarketAxess common stock.
MarketAxess Holdings Inc. General Counsel and Secretary Scott Pintoff reported multiple equity compensation transactions. On February 13, 2026, he acquired 515 shares of common stock at $0 after performance stock unit metrics granted on February 15, 2023 were certified. On February 15, 2026, he surrendered 208 shares and 824 shares at $179.36 each to the company to cover tax withholding on vesting awards, and received a new grant of 3,165 restricted stock units at $0 that will vest 34% on February 15, 2027, 33% on February 15, 2028, and 33% on February 15, 2029. Following these transactions, he directly beneficially owned 12,186 shares of MarketAxess common stock.
MarketAxess Holdings chief information officer Naineshkumar S. Panchal reported equity awards and related tax-withholding share dispositions. On February 13, 2026, he acquired 394 shares at $0 following certification of performance stock unit metrics. On February 15, 2026, he surrendered 159 shares and 1,016 shares at $179.36 each to cover tax obligations tied to vesting awards and received a new grant of 3,239 restricted stock units at $0. The new restricted stock units vest 34% on February 15, 2027, 33% on February 15, 2028, and 33% on February 15, 2029, leaving him with 12,801 directly owned common shares after the reported transactions.
MarketAxess Holdings Inc. Chief Revenue Officer Kevin M. McPherson reported equity compensation and related tax-withholding transactions in company common stock. On February 13, 2026, he acquired 939 shares following certification of performance metrics tied to performance stock units granted on February 15, 2023.
On February 15, 2026, McPherson surrendered 462 shares at $179.36 per share to cover taxes on those performance units and received a grant of 4,416 restricted stock units at no cost under the 2020 Equity Incentive Plan. The restricted stock units vest 34% on February 15, 2027, 33% on February 15, 2028, and 33% on February 15, 2029.
He also surrendered an additional 1,525 shares at $179.36 per share to satisfy tax withholding on previously granted restricted stock units. After these transactions, McPherson directly owned 71,049 shares of MarketAxess common stock.
Mirwani Nitin A reported acquisition or exercise transactions in this Form 4 filing.
MarketAxess Holdings Inc. granted Chief Accounting Officer Nitin A. Mirwani 1,766 shares of common stock on a no-cash basis as an equity award under the company’s 2020 Equity Incentive Plan.
The award is in the form of restricted stock units that vest 34% on February 15, 2027, 33% on February 15, 2028, and 33% on February 15, 2029. Following this grant, Mirwani beneficially owns 1,766 shares directly.
AQR Capital Management, LLC and AQR Capital Management Holdings, LLC report a passive ownership stake in MarketAxess Holdings Inc. They beneficially own 2,558,097 shares of MarketAxess common stock, representing 6.88% of the class. Both entities have shared voting and shared dispositive power over these shares, with no sole voting or dispositive authority.
The firms state the shares were acquired and are held in the ordinary course of business, and not for the purpose of changing or influencing control of MarketAxess. AQR Capital Management, LLC is a wholly owned subsidiary of AQR Capital Management Holdings, LLC.
PRIMECAP Management Co. filed an amended Schedule 13G reporting beneficial ownership of 3,175,425 shares of MarketAxess Holdings Inc., representing 8.54% of the company’s common stock as of December 31, 2025.
PRIMECAP reports sole voting power over 3,162,095 shares and sole dispositive power over all 3,175,425 shares, with no shared voting or dispositive authority. The firm certifies that the securities were acquired and are held in the ordinary course of business and not for the purpose of changing or influencing control of MarketAxess.
MarketAxess Holdings General Counsel and Secretary Scott Pintoff reported a small stock sale in a Form 4 filing. On February 10, 2026, he sold 100 shares of common stock at $171.91 per share in an open-market transaction.
After this sale, Pintoff directly holds 9,538 MarketAxess shares, indicating he retains a sizeable ongoing equity stake in the company despite the modest disposition.
BlackRock, Inc. filed an amended Schedule 13G disclosing beneficial ownership of 4,034,537 shares of MarketAxess Holdings Inc common stock, representing 10.9% of the class as of the event date.
BlackRock reports sole voting power over 3,958,354 shares and sole dispositive power over 4,034,537 shares. The filing states the securities were acquired and are held in the ordinary course of business and not for the purpose of changing or influencing control of MarketAxess. One holder, iShares Core S&P Small-Cap ETF, has an interest in more than five percent of MarketAxess common stock.