On November 15, in a much-anticipated move, the Supreme Court granted certiorari in Halliburton Co. v. Erica P. John Fund, Inc., No. 13-317, to reexamine the "fraud on the market" doctrine -- a central tool for securities fraud class action plaintiffs that the Court first articulated more than a quarter century ago in Basic Inc. v. Levinson, 485 U.S. 224 (1988).