Carson et al v. SemGroup Energy Partners, L.P. et al

  1. May 04, 2011

    Investors Strike $28M Deal In SemGroup MDL

    An investment advisory firm filed a $28 million settlement Tuesday in Oklahoma that would wrap up nearly three years of a securities multidistrict litigation stemming from a SemGroup LP energy unit's collapse.

  2. December 22, 2010

    Judge Won't Split Discovery In SemGroup Action

    A federal judge has shot down an effort by a slew of defendants, including Goldman Sachs & Co. and J.P. Morgan Securities LLC, to bifurcate class certification and merits discovery in a putative securities class action stemming from the collapse of SemGroup LP.