Stocks opened mostly lower Friday, on track for a hefty weekly loss as the Nasdaq Composite pushes deeper into correction territory. The Dow Jones Industrial Average /zigman2/quotes/210598065/realtime DJIA +0.60% rose 56 points, or 0.2%, to 34,772, while the S&P 500 /zigman2/quotes/210599714/realtime SPX +0.95% was off 0.1% at 4,477. The Nasdaq was down 0.2% at 14,126, bringing it down more than 5% for the week. The Nasdaq earlier this week entered correction territory, falling more than 10% from its record high set in November. Shares of Netflix Inc. /zigman2/quotes/202353025/composite NFLX +4.15% helped weigh on the Nasdaq in Friday's session, slumping 20% after delivering a disappointing quarterly report.