Stocks that traded heavily or had substantial price changes Wednesday: Netflix Inc., down$ 17.42 to$ 513.63. The video streaming pioneer reported its worst slowdown in subscriber growth in eight years. Chipotle Mexican Grill Inc., up$ 181.64 to$ 1. 755.99. The casual restaurant chain reported earnings that far surpassed analysts' estimates and a 31% increase in comparable restaurant sales. Coca-Cola Co., up 72 cents to$ 56.55. The soft drink maker said its revenue jumped 42% in the April-June pe