Fidelity Investments holds nearly $30 million worth of shares in OpenAI, reflecting the company's significant valuation of approximately $157 billion as of October 2024. This investment aligns with OpenAI's recent funding round, which raised $6.6 billion from various investors, including Microsoft and Nvidia14. Despite being a private entity, OpenAI's growth, driven by products like ChatGPT, continues to attract substantial financial interest from major firms.