Check out the companies making the biggest moves midday: Denny's — The diner chain rallied 50% after it announced it would be acquired by private equity firm TriArtisan Capital Advisors for $620 million, or $6.25 per share, in cash. The deal represents a 52% premium from Monday's close and is expected to close in the first quarter of next year. Hertz — The car rental company and meme stock surged more than 42% on much better-than-expected third-quarter results . Hertz posted a profit of 12 cents per share, excluding certain items, on revenue of $2.48 billion. Analysts polled by FactSet had forecast earnings of 3 cents per share on revenue of $2.39 billion. Zoetis -- The animal health company tumbled 12% and hit a 52-week low after lowering its full-year revenue guidance. Zoetis now anticip

See Full Page