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U.S. stock index futures were lower on Friday as investors await the outcome of a meeting of major oil producing countries to tackle a persistent global oversupply: Dow Jones industrial average futures were down 0.17 percent at 17,811, S&P 500 futures were down 0.24 percent at 2,071.5 and Nasdaq 100 futures were down 0.23 percent at 4,536.
** POLYCOM INC, Thursday close $12.27, +3.26 pct premarket
** MITEL NETWORKS CORP, Thursday close $7.88, -2.92 pct premarket
Mitel, the Canadian telecom services provider, said it would buy fellow voice and telephony gear maker Polycom Inc for about $1.96 billion in cash and stock, satisfying a demand from hedge fund Elliott Management.
** SUNEDISON INC, Thursday close $0.5851, +26.30 pct premarket
The solar company's shares are set for a second straight day of gains as an independent audit committee found no "material misstatements" in its historical financial reports on Thursday.
** VALEANT PHARMACEUTICALS INTERNATIONAL INC, Thursday close $32.36, +1.05 pct premarket
The Canadian drug maker has brought in investment banks to review its options amid interest from buyout firms and other companies in a number of its businesses, according to people familiar with the matter.
** GENERAL MOTORS CO, Thursday close $30.72, +6.93 pct premarket
The U.S. automaker's pending acquisition of self-driving car startup Cruise Automation has touched off a legal spat between two former collaborators over their ownership stakes in the company.
** APPLE INC, Thursday close $112.1, -0.26 pct premarket The tech giant and the FBI will return to Congress next week to testify before lawmakers about their heated disagreement over law enforcement access to encrypted devices, a congressional committee announced on Thursday.
** BAXTER INTERNATIONAL INC, Thursday close $42.65
Global buyout firm Advent International and U.S.-based Baxter International are among suitors preparing to submit separate bids to buy unlisted Indian drugmaker Gland Pharma Ltd, three people with direct knowledge of the matter told Reuters. (Reporting by Vishaka George in Bengaluru; Editing by Anil D'Silva)