PORTLAND, Ore.--(BUSINESS WIRE)--Columbia Sportswear Company (NASDAQ: COLM) today announced that net sales for the quarter ended June 30, 2015 grew 17 percent (21 percent constant-dollar), to a second-quarter record $380.2 million, compared with net sales of $324.2 million for the same period in 2014. Second quarter 2015 net loss totaled $6.5 million, or $(0.09) per share. Second quarter 2014 net loss totaled $6.3 million, or $(0.09) per share, including a net tax benefit of $5.6 million, or $0