Not a technical talk but he gave testimony a month ago: "OpenAI co-founder and former chief scientist Ilya Sutskever said his stake in the ChatGPT maker is worth roughly $7 billion, making him one of the largest individual shareholders. Sutskever confirmed the size of his stake in response to a question from Elon Musk’s attorney on Monday [May 11, 2026] during his testimony in a closely watched trial between the world’s richest man and OpenAI." [1]
[1] https://www.bloomberg.com/news/articles/2026-05-11/sutskever...