GameStop climbs as CEO Ryan Cohen buys another $17 million of stock
** Videogame retailer GameStop GME.N rises 1.6% to $25.10 in extended trading
** CEO Ryan Cohen bought $17 million worth GME stock on Friday, according to a SEC filing
** Cohen's direct holdings now stand at ~41.65 million, representing slightly over 8% stake in GME
** He had bought about $57 million worth of GME stock in September, according to data compiled by LSEG
** Buybacks and insider buying are the strongest signals companies can send to the market, analysts have said
** In August, GameStop made a non-binding $55.5 billion ($125/share) bid to acquire eBay, but eBay's EBAY.O board rejected the offer
** As of last close, GME stock up 23% YTD