Luckily, Nvidia has no such liquidity issues given that it's the most traded stock in the world. https://finance.yahoo.com/markets/stocks/most-active/ https://

Luckily, Nvidia has no such liquidity issues given that it's the most traded stock in the world. https://finance.yahoo.com/markets/stocks/most-active/ https://finance.yahoo.com/markets/stocks/most-active/ So yes, Nvidia's market cap is meaningful. If the reported market cap is at $3.5t and you want to sell your shares, you can easily find someone else who values Nvidia at $3.5t to buy them.