You also need to take into account equity, since it went up 250% in a year it can be a large amount of someone's compensation.
If there are enough opportunities to offload stock on the secondary market (which seems to be the case of them), then it’s not fiction.
If not, I am to assume this isn’t true, and that they are functionally non liquid possible assets at the discretion of OpenAI to sell
> 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...
Until traditional RSUs that once they are vested you can sell them, with few exceptions