A wave of key earnings reports out overnight and this morning made for a choppy and unsettled session. Crude also pressured markets, sliding to its lowest settlement since April. Mobileye (MBLY) sank after announcing the end to its partnership with Tesla (TSLA) - Get Report . The company had lent its driver-assistance technology to Tesla's autopilot feature. Mobileye topped quarterly earnings estimates earlier in the day. Goldman Sachs added Starbucks to its Conviction Buy list, citing a favorable valuation and anticipated acceleration in comparable-store sales. The coffee chain missed quarterly sales estimates when it reported last week. Linear Technology (LLTC) soared after Analog Devices (ADI) - Get Report confirmed it would buy the circuitmaker. The deal values Linear at $14.8 billion. TheStreet's Keris Lahiff has details from Wall Street.