Yes, you might need approval, but if there's regular secondary sale does it matter?
> OpenAI has finalized a secondary share sale totaling $6.6 billion, allowing current and former employees to sell stock at a record $500 billion valuation, according to a person familiar with the transaction.
https://www.cnbc.com/2025/10/02/openai-share-sale-500-billio...
Again, that doesn’t make the assets particularly liquid. They did this and that’s fine, but if they hadn’t done this you’d be stuck with a piece of paper even after the lockup period ends.
Until traditional RSUs that once they are vested you can sell them, with few exceptions