Corning CEO Wendell Weeks exercised options and sold 137,514 shares at a weighted-average price of $155.37, leaving him with 750,585 shares, according to an SEC filing Friday. Corning shares closed at $150.38, up 0.1% after a volatile session. CFO Ed Schlesinger will give a business update at a Morgan Stanley conference on March 3. The company declared a $0.28 quarterly dividend, payable March 30.