OpenAI CEO Sam Altman Wins Dismissal of Sister’s Abuse Lawsuit
Judge dismisses lawsuit with prejudice after sister fails to attend medical exam
Key facts
- Sam Altman, CEO of OpenAI, won dismissal of lawsuit filed by his sister Ann Altman.
- The lawsuit alleged sexual abuse from 1997 to 2006.
- US District Judge Zachary Bluestone dismissed the case with prejudice.
- Judge cited Ann Altman's failure to attend three independent medical examinations.
- The dismissal denied Sam Altman's request for attorney fees and costs.
Sam Altman, chief executive of OpenAI, was sued by his sister Ann Altman in January 2025. The suit claimed he sexually abused her between 1997 and 2006. Altman denied the allegations. The case was filed in the Eastern District of Missouri.
Judge Zachary Bluestone dismissed the case with prejudice on 20 October 2026. He cited Ann Altman's failure to attend three independent medical examinations. The judge also noted her failure to meet discovery obligations. The dismissal was based on these procedural failures.
The Altman family released a joint statement saying the claims are untrue. They said they have supported Ann financially and with medical care. The statement emphasized that the allegations had changed over time. The family described the claims as deeply hurtful.
The dismissal with prejudice means the lawsuit cannot be refiled in that court. The judge denied Sam Altman's request for attorney fees and costs. The decision was announced in a written order by the judge. The case was dismissed for lack of prosecution by the plaintiff.
Altman has publicly denied the accusations. The lawsuit was filed last year. The judge’s order ended the case in the Eastern District of Missouri.
Context
The lawsuit was filed in January 2025 and alleged long‑term abuse. The judge dismissed it after the plaintiff failed to attend required medical examinations. The dismissal was with prejudice, preventing refiling.
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