It wil depend on the price, value, and market codnition at the time after the distribution. Some tokens from bounty may rise so high after the ICO. Some of them are slowing down. The fluctuation and stability of the token from bounty are different. Therefore, the strategy to hold or sell will be also different. Sometimes, I will sell my coin immediately and sometimes I will wait for some months to make better or higher price. In brief, the decision will depend on our strategy, market condition, and analysis.