** Shares of satellite telecom firm Globalstar GSAT.O climb 13.7% to $82.87 premarket
** Bloomberg News reports Amazon AMZN.O is in advanced talks to acquire the firm
** The report, citing people familiar with the matter, says a transaction could be announced as soon as Tuesday and would bolster the tech major's push to build its own satellite operation
** Average rating of 4 analysts on the stocks is a "buy"; median PT at $70.50 - data compiled by LSEG
** As of last close, GSAT stock down 19.4% YTD
(Reporting by Tharuniyaa Lakshmi in Bengaluru)
((tharuniyaa@thomsonreuters.com))