Sources: GameStop is preparing to make an offer for eBay after quietly building a stake; GameStop had a market cap of ~$11B as of May 1, while eBay had ~$45B (Lauren Thomas/Wall Street Journal)

Lauren Thomas / Wall Street Journal : Sources: GameStop is preparing to make an offer for eBay after quietly building a stake; GameStop had a market cap of ~$11B as of May 1, while eBay had ~$45B —  Retailer's CEO Ryan Cohen has been eyeing a major deal, in part to clinch a huge payday  —  GameStop is preparing to make an offer for eBay …

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