NEW YORK--(BUSINESS WIRE)--Lightweight metals leader Alcoa (NYSE:AA) today reported strong first quarter 2015 profits. The Company’s strategy of building its value-add portfolio and creating a globally competitive commodity business is delivering results. Alcoa reported first quarter 2015 net income of $195 million, or $0.14 per share, including $158 million in restructuring-related charges (approximately 90 percent non-cash), mostly to optimize the Company’s portfolio. Year-over-year, first qu