Key Points A private-equity-led group of investors wants to buy Denny's. The restaurant chain is struggling as consumers pare back spending. 10 stocks we like better than Denny's › Shares of Denny's (NASDAQ: DENN) soared 50% on Tuesday after the maker of the Grand Slam breakfast struck a deal to be acquired for $620 million. Image source: Denny's. Denny's is being taken private An investment group -- including private equity firm TriArtisan Capital Advisors, alternative asset firm Treville Capit ...