A man accused of attacking OpenAI CEO Sam Altman's home in San Francisco has pleaded not guilty to attempted murder. - The suspect broke into Altman's residence and assaulted a security guard on May 3, 2026.
- Altman was not home during the attack; the guard suffered non-life-threatening injuries. - The defendant remains in custody without bail, with a preliminary hearing set for June 15.
The case highlights security concerns for high-profile tech executives in the Bay Area.