Does Elon still own part of OpenAI?

Hello there, I'm curious to know if Elon Musk still retains a stake in OpenAI, the pioneering artificial intelligence research company he co-founded. With his vast investments and entrepreneurial endeavors spanning across various industries, including electric vehicles, space exploration, and renewable energy, it's intriguing to see if his initial involvement with OpenAI has persisted over time. Given the rapid advancements and growing significance of AI technology, it would be insightful to understand if Elon's vision for the future of AI continues to be reflected through his ongoing commitment to OpenAI.