U.S. securities regulators are investigating at least nine mergers, including Pfizer's takeover of Wyeth and Merck's acquisition of Schering-Plough Corp, for possible insider-trading violations.
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Thu, 12/10/2009 - 6:27am
U.S. securities regulators are investigating at least nine mergers, including Pfizer's takeover of Wyeth and Merck's acquisition of Schering-Plough Corp, for possible insider-trading violations.