OPPRSOklahoma Police Pension and Retirement System
References in periodicals archive ?
Mitchell agreed that OPPRS is "a sophisticated institutional investor, the paradigmatic lead plaintiff envisioned by Congress" when it created the lead plaintiff mechanism in 1995.
As lead plaintiff, OPPRS will represent purchasers of Education Management common stock between October 2, 2009 and August 3, 2010, inclusive (the "Class Period"), who seek to pursue remedies under the Securities Exchange Act of 1934.
Block, an attorney with Berman DeValerio, the national law firm retained by OPPRS and appointed by the court as lead counsel on the case.