UPDATE: Morgan Stanley Initiates Overweight, $50 Target on CenturyLink

Morgan Stanley initiates its coverage on Westport Innovations (NASDAQ:

) with an Overweight rating and a price target of $51 driven the the company's first-mover advantage as a natural gas play. Morgan Stanley notes, "Westport is strategically positioned to capitalize on the increasingly compelling value proposition of natural gas vehicles. We believe revenues will double in two years and triple in three. With multiple catalysts ahead, we see the stock 25% higher by year end and initiate at Overweight." WPRT closed at $43.82 yesterday.