Check out the companies making headlines after the bell:

Shares of Gap slid as much as 7% before settling around 1% lower in extended trading after the retailer posted second-quarter sales that missed estimates. The company reported adjusted earnings per share of 63 cents on revenue of $4.01 billion. Analysts had expected earnings per share of 53 cents on revenue of $4.02 billion, according to Refinitiv consensus estimates. CEO Art Peck cited a "challenging environment" in which all of its brands, including Old Navy, experienced a sales decline.