Major U.S. stock indexes finished mostly lower on Wednesday, with the Nasdaq Composite pulled down by tumbling shares of Netflix NFLX, -35.12% a day after the streaming service reported a net loss of 200,000 paid subscribers in the first quarter. The Dow Jones Industrial Average DJIA, +0.71% gained about 250 points, or 0.7%, ending a second day in a row higher near 35,160.