Check out which companies are making headlines before the bell:
General Electric (NYSE: GE) — The company announced its intent to conduct an exchange offer which involves swapping three existing series of preferred stock to a new class of preferred. Separately, GE reached an agreement to sell its Japan leasing business to a unit of Sumitomo Mitsui Financial Group for $4.8 billion.
SiriusXM (NASDAQ: SIRI) — Howard Stern announced on his radio show that he would be remaining with the satellite radio operator. His current contract is due to expire at year's end.
3M (NYSE: MMM) — The company cut its full-year 2015 guidance to $7.55 per share from a prior range of $7.60 to $7.65 a share, compared to consensus estimates of $7.63 a share. 3M said the update reflects the reality of a slow-growing global economy. The company also expects 2016 profit of $8.10 to $8.45 a share, compared to consensus estimates of $8.40 a share.
Norwegian Cruise Line (NASDAQ: NCLH) — The cruise line operator priced a secondary offering at $57.65 per share, compared to yesterday's close of $59.46. The shares are being sold by current holders and the company will not receive any proceeds from the offering.
FireEye (NASDAQ: FEYE) — Evercore began coverage of the cybersecurity software company's stock with a "buy" rating, noting that companies are realizing in increasing numbers that their computer system defenses are inadequate. Evercore calls FireEye and Palo Alto Networks (NYSE: PANW) its favorites in the sector.