Check out which companies are making headlines before the bell:
Lowe's—The home improvement retailer missed estimates by 4 cents with quarterly profit of $1.20 per share. However, revenue and a same-store sales increase of 4.3 percent both beat analyst forecasts, and the company's full-year earnings outlook is slightly above consensus estimates.
Staples—The office supplies retailer matched estimates with adjusted quarterly profit of 12 cents per share, and revenue was essentially in line. However, Staples also expects current quarter sales to fall below year-ago levels.
Weight Watchers—The weight loss company's stock was upgraded to "equal weight" from "underweight" at Morgan Stanley, following a 76 percent drop in the stock year to date. However, Morgan Stanley also reiterated concerns that declining attendance at meetings is a permanent trend.
Hormel Foods—The maker of Spam, Dinty Moore and other food brands earned an adjusted 56 cents per share for its latest quarter, a penny above estimates, though revenue was slightly below forecasts. Hormel also raised its full-year forecast, as its grocery product sales increase and the company is able to successfully navigate the negative influence of avian flu on its Jennie-O turkey segment.
La-Z-Boy—The company reported quarterly profit of 27 cents per share, 6 cents above estimates. Revenue was in line with expectations, with the furniture maker's same-store sales rising by 5.3 percent.
Analog Devices—Analog Devices earned an adjusted 77 cents per share for its latest quarter, 3 cents above estimates, with the chip maker's revenue also coming in well above forecasts. The company's current quarter outlook is also largely above Street projections.
Canadian Solar—Canadian Solar trounced estimates by 18 cents with adjusted quarterly profit of 31 cents per share, with revenue also considerably higher than forecasts. However, the solar equipment maker's profits were about 70 percent below year-ago levels on falling sales.
Yum Brands—The KFC parent named long-time executive Micky Pant as chief executive officer of Yum's China division. He will succeed the retiring Sam Su.
Dot Hill Systems—Dot Hill will be acquired by hard disk drive maker Seagate Technology for $9.75 per share in cash, or about $694 million. Dot Hill is a maker of software and hardware data storage systems, and the deal represents an 88 percent premium to Tuesday's close.
Citigroup—Citigroup unit Citigroup Global Markets will return $4.5 million in account management fees as part of an agreement with New York Attorney General Eric Schneiderman's office.
American Express—American Express is adding a cash back feature to its "Serve" prepaid debit cards.
Sina—The China-based internet company reported adjusted quarterly profit of 6 cents per share, 2 cents above estimates, with revenue also beating forecasts. Its publicly traded microblog unit, Weibo, reported adjusted quarterly profit of 5 cents per share, 2 cents above estimates. Weibo also reported revenue that beat Street forecasts.