On October 2, 2025, Dyne Therapeutics, Inc. announced that Brian Posner would join its Board of Directors. The appointment was made during a press release issued at 01:05:55 UTC on October 3, 2025, confirming the board change occurred on the previous day.
Posner brings 35 years of executive, investment, and board‑leadership experience, having served as president and CEO of ClearBridge Advisors, a partner at Warburg Pincus, and a director of several public companies including Biogen. He is also the founder and president of Point Rider Group, an advisory firm that provides strategic counsel to senior executives and institutional investors.
The addition of Posner is intended to strengthen Dyne’s governance and capital‑market expertise as the company transitions toward commercialization of its first product in 2027. His background in investment stewardship and executive leadership is expected to support disciplined growth and value creation for shareholders while the company advances its clinical programs for myotonic dystrophy type 1 and Duchenne muscular dystrophy.
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