U.S. stocks rose early Monday as investors parsed comments from oil officials in Iran and Iraq, hinting at a production cut at next week's OPEC meeting. Tyson Foods (TSN) - Get Report shares declined after reporting earnings of $0.96 a share, missing Wall Street's estimates of $1.16. Revenue of $9.16 billion also fell short of the $9.4 billion analysts had expected. Beef and chicken revenue saw steep declines. CEO Donnie Smith announced he would step down at the end of 2016. In deal news, Symantec (SYMC) - Get Report has entered an agreement to acquire LifeLock (LOCK) for $2.3 billion, or $24 a share - a 16% premium to LifeLock's closing stock price Friday. Novartis (NVS) - Get Report shares declined after agreeing to purchase Selexys Pharmaceuticals, a company that manufactures blood diseases for $665 million. Back in 2012 Novartis acquired the option to purchase Selexys. TheStreet's Scott Gamm reports from Wall Street.