Check out which companies are making headlines before the bell on Monday:
Goldman Sachs – In an SEC filing, Goldman said it had increased its estimate of potential legal losses to $5.9 billion from the prior $3.8 billion.
PartnerRe – The reinsurer has signed a deal to be acquired by Italian holding company Exor for $6.9 billion in cash, or $140.50 per share. PartnerRe has been the target of a takeover battle between Exor and insurer Axis Capital.
Sears – The retailer expects to report its first profit in three years, on gains related to its sale of real estate assets to newly created REIT Seritage. Sears also said its financial position has improved and that recent actions will enhance its liquidity.
Horizon Pharma – The drug maker has started the process of requesting a special meeting of Depomed shareholders, as it tries to remove Depomed's directors. That follows the rejection of Horizon's takeover bid last month.
Tyson Foods – The chicken, beef, and pork producer earned an adjusted 80 cents per share for its latest quarter, below estimates of 92 cents, with revenue also below forecasts. Tyson cut its full year outlook, with the company saying its beef business has been suffering from export disruptions.
(Read More: See the Day's Top Percentage Winners & Losers)
AT&T – AT&T will bundle its wireless services with offerings from DirecTV, now that it's completed its deal to buy the satellite TV provider.
– Nokia sold its maps business to German automakers BMW, Audi, and Mercedes for about $2.75 billion. The companies plan to use the technology to help develop self-driving cars.
HSBC – HSBC reported a 10 percent increase in first half profits compared to a year ago, helped by an upbeat performance in its Hong Kong operations. It also announced an agreement to sell its money-losing Brazilian operation.
Wynn Resorts, Las Vegas Sands – These and other casino operators with business in Macau could be under pressure, after July figures show gaming revenue there fell 34.5 percent in July compared to a year earlier. However, that decline was slightly narrower than June's 36 percent tumble.
Walt Disney – Disney and Uniqlo parent Fast Retailing have expanded a current product agreement, with Uniqlo planning to offer a wider range of Disney-themed products. Uniqlo will also open a store at Disney World's shopping complex in the spring of 2016.
Halliburton – The oilfield services company said European regulators have asked it for more information about its planned $35 billion acquisition of rival Baker Hughes. U.S. regulators have also been asking the companies for additional information in recent weeks. Halliburton said it is still committed to close the deal by late this year.
Boeing – Boeing and rival Airbus could get some additional business from Iran once Western sanctions are lifted, with officials quoted as saying they planned to buy as many as 90 jets per year from the two.
Verizon – Verizon wireline employees will remain on the job, even though their current contract has expired. The two sides say talks are continuing as they try to hammer out issues such as pension benefits and health care costs.
Kraft Heinz – The food giant is voluntarily recalling 36,000 cases of Kraft singles because of a choking hazard involving the wrapping on the cheese slices.
(Read More: See CNBC's Market Insider Blog)
—By CNBC's Peter Schacknow
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