March 4 Qualcomm Inc, the world's biggest cellphone chip maker, raised its share repurchase authorization by $5 billion to $7.8 billion.
The company also raised its cash dividend by 20 percent to 42 cents per share, effective for quarterly dividends payable after March 26.
Qualcomm said $2.8 billion remained under the previous stock repurchase plan.
The company's shares rose 3 percent in premarket trading on Tuesday. They closed at $73.63 on the Nasdaq on Monday. (Reporting by Sruthi Ramakrishnan in Bangalore; Editing by Sriraj Kalluvila)