MLB Players Association Shakes Up Leadership After Firings

Chief Operating Officer and Head of HR Terminated Amid Internal Investigation

Apr. 16, 2026 at 12:35am

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A cubist, geometric painting depicting a fragmented baseball game, with sharp, overlapping planes of vibrant blue, red, and yellow hues, conveying the internal turmoil within the MLBPA.The upheaval at the top of the MLBPA exposes cracks in the players' union's leadership as it prepares for high-stakes labor negotiations with the league.Today in Miami

The Major League Baseball Players Association (MLBPA) has undergone a major leadership shakeup, with the firing of Chief Operating Officer Xavier James and Head of Human Resources Michael O'Neill. The firings come on the heels of the resignation of former MLBPA Executive Director Tony Clark in February, and are part of an ongoing internal investigation spurred by the Department of Justice.

Why it matters

The timing of this drama within the MLBPA is significant, as the current collective bargaining agreement between the league and the players' union is set to expire in less than eight months. With the MLBPA already amassing a reported $500 million 'war chest' for the upcoming labor negotiations, the leadership changes and internal investigation could impact the players' bargaining position and strategy.

The details

According to reports, the MLBPA fired James and O'Neill 'with cause', indicating serious wrongdoing at the top of the organization. The Eastern District of New York's investigation into the union's affairs is ongoing. In the interim, the MLBPA has appointed former MLB pitcher Chris Capuano as the new COO, and Ian Penny will take over the HR role.

  • In February 2026, former MLBPA Executive Director Tony Clark resigned after it was revealed he had a relationship with his sister-in-law, who also worked at the MLBPA.
  • On April 16, 2026, the MLBPA fired Chief Operating Officer Xavier James and Head of Human Resources Michael O'Neill 'with cause' amid an internal investigation spurred by the Department of Justice.
  • The current collective bargaining agreement between the MLB and MLBPA is set to expire on December 1, 2026.

The players

Tony Clark

Former Executive Director of the Major League Baseball Players Association, who resigned in February 2026 after revelations of a relationship with his sister-in-law who also worked at the MLBPA.

Xavier James

Former Chief Operating Officer of the Major League Baseball Players Association, who was fired 'with cause' on April 16, 2026 amid an internal investigation.

Michael O'Neill

Former Head of Human Resources at the Major League Baseball Players Association, who was fired 'with cause' on April 16, 2026 amid an internal investigation.

Chris Capuano

Former MLB pitcher who has been appointed as the new Chief Operating Officer of the Major League Baseball Players Association.

Ian Penny

New Head of Human Resources at the Major League Baseball Players Association, taking over the role from the terminated Michael O'Neill.

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What they’re saying

“The Major League Baseball Players Association fired chief operating officer Xavier James and its head of human resources, Michael O'Neill, with cause today, sources tell me and Don Van Natta Jr.”

— Jeff Passan, ESPN Reporter

What’s next

The MLBPA's internal investigation is ongoing, and the Eastern District of New York's probe into the union's affairs continues. The leadership changes come at a critical time, with the current collective bargaining agreement set to expire in less than eight months, setting the stage for potentially contentious labor negotiations between the players and the league.

The takeaway

The upheaval at the top of the MLBPA raises questions about the union's governance and financial practices, which could impact the players' bargaining power and strategy in the upcoming labor negotiations with MLB. The timing of these leadership changes, just months before the current CBA expires, adds an additional layer of uncertainty to an already high-stakes process.