Those who sold their holdings in the immediate aftermath missed out on the rebound. (moneysense.ca)
There's usually a lock up period of between 90 and 180 days to prevent insiders such as company's management and early investors to sell their holding of the shares of the company. (teenanalyst.com)
However, I won't sell holdings from over weighted sector and buy in under weighted sectors. (financejourney.com)