Stephen DuBois, Ariad Pharmaceuticals
: In a new filing just reported to the SEC, Stephen DuBois
's Camber Capital disclosed a new 5.4% stake in Ariad Pharmaceuticals, Inc. (NASDAQ:ARIA
). This is a passive stake, but Camber does have a history of activism, most notably with Conceptus Inc. in 2011. Shares of Ariad are down 6% today, so it's likely that the healthcare-focused hedge fund is buying the value here.
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