United Technologies reportedly in talks to buy Nortek; NTK +11% (updated)

• The WSJ reports United Technologies (UTX -1.6%) is in talks to buy HVAC/air quality/security system maker Nortek (NASDAQ:NTK).
• Nortek spiked higher on the report before getting halted.
• Update (12:23PM ET): Nortek has resumed trading, and is now up 17.6%.
• Update 2 (12:35PM ET): The full story is up. No potential deal price is given.