<P> At the time of its initial public offering ( IPO ) on the stock market in June 1992 , Starbucks had 140 outlets , with a revenue of US $ 73.5 million , up from US $1.3 million in 1987 . The company 's market value was US $271 million by this time . The 12 % portion of the company that was sold raised around US $25 million for the company , which facilitated a doubling of the number of stores over the next two years . By September 1992 , Starbucks ' share price had risen by 70 % to over 100 times the earnings per share of the previous year . </P>
when did starbucks become a publicly traded company
June 1992