Check out the companies making headlines before the bell: Yelp — Yelp shares surged 11.4% in premarket trading. Activist investor TCS Capital Management confirmed reports that it's built a stake of more than 4% in Yelp, and is asking the company to explore strategic alternatives including a sale, according to an open letter to the Yelp board of directors on Tuesday.
AutoZone — Shares of AutoZone fell more than 2% after the specialty retailer's third-quarter revenue came up short of expectations.
AutoZone reported $34.12 in earnings per share on $4.09 billion in revenue. Analysts surveyed by Refinitiv were looking for $31.51 in earnings per share and $4.12 billion in revenue.
AutoZone's inventory increased 7.4% year over year. Lowe's Companies — Shares dipped about 1% after the home improvement retailer lowered its full-year forecast for total sales, comparable sales and adjusted earnings per share.Read more on cnbc.com