However, if the coin is listed in big exchange, there's nothing to worry as it would not affect the price big time.
Lots of smart investors are waiting for the price to dump so they will all put an order and that will result to price not getting dump, once its in big exchange, that would explain the project has a good potential and with great liquidity, there's not significant dump that will happen.
We need to increase the number of good exchange to solve the liquidity problem so the bounty hunter can dump their reward.
1 or 2% of the total supply even if they dump altogether should not affect a good project.