July 21 (Reuters) - Halliburton Co, the world's No. 2 oilfield services provider, reported a 20 percent rise in quarterly profit as drilling activity increased in the United States and the Gulf of Mexico.
The company also increased its share repurchase program to $6 billion from $5 billion.
Net income attributable to the company rose to $774 million, or 91 cents per share, in the second quarter, from $644 million, or 69 cents per share, a year earlier.
Revenue rose 10 percent to $8.05 billion. (Reporting by Swetha Gopinath in Bangalore; Editing by Maju Samuel)