Why is eBay share price up while GameStop stock price is falling down? Buyout bid sends stocks in opposite directions

Why is eBay share price up while GameStop stock price is falling down? Shares of eBay rose after a takeover bid from GameStop led by Ryan Cohen. The proposal values the deal at about $56 billion. Investors reacted in opposite ways. eBay stock moved higher after the offer. GameStop stock slipped as the market assessed costs, risks, and integration plans connected to the proposed acquisition.