Do market shares exhaust?
Stock trades are always between real buyers and real sellers. In thinly-traded small stocks, for example, you may not always be able to find a buyer when you want to sell. For most public companies, there is enough volume that individual investors can just about always fill their market orders.
Below is an instruction that describes a task. Write a response that appropriately completes the request.

### Instruction:
Do market shares exhaust?

### Response:
Stock trades are always between real buyers and real sellers. In thinly-traded small stocks, for example, you may not always be able to find a buyer when you want to sell. For most public companies, there is enough volume that individual investors can just about always fill their market orders.