Stocks making biggest premarket moves: Lithium Americas, AES and more

Check out the companies making headlines before the opening bell: AES — The renewable and thermal power producer climbed 11% after a Financial Times report that Blackrock-owned Global Infrastructure Partners is in late-stage talks to acquire the Virginia-based utility. Bank stocks — Financials fell broadly as traders weighed the economic ramifications of the U.S. government shutdown. JPMorgan Chase and Goldman Sachs lost about 0.6%., Wells Fargo fell 0.8% and Citigroup shed 1%. Sunrun — The solar panel maker rose nearly 5% after a Jefferies upgrade to buy from hold highlighted Sunrun's strong cash generation. Peloton — The exercise equipment maker added 5% after it said it is revamping its product assortment , launching a commercial equipment line and raising prices for both subscriptions