Your mistaken, if you sell inside a year you pay based on what income bracket you fall into, if you hold for more than 365 days you pay long term capital gains which is between 15-20%, most likely you will be paying the 20%, your also allowed to claim up to $3,000.00 in losses for up to 3 years. Not to mention there are legal ways around paying capital gains such has tax deferred ira's etc.