Opnet Technologies, Inc. Shareholder Alert: Bernstein Liebhard LLP Announces Investigation of Acquisition by Riverbed Technology, Inc.

November 1, 2012

Bernstein Liebhard LLP is investigating whether the Board of Directors of OPNET Technologies, Inc. (“OPNET” or the “Company”) (NASDAQ: OPNT) breached its fiduciary duty to its shareholders in agreeing to sell OPNET to Riverbed Technology, Inc. (“Riverbed”) (NASDAQ: RVBD).

Under the terms of the agreement, OPNET shareholders will receive (i) $36.55 in cash; and (ii) 0.2774 of a share of Riverbed common stock for each share they own.  The investigation is focused on the potential unfairness of the price to OPNET shareholders and the process by which the OPNET Board of Directors considered and approved the transaction.

If you are interested in discussing your rights as an OPNET stockholder, with no obligation or cost to you, please contact U. Seth Ottensoser at (877) 779-1414 or Ottensoser@bernlieb.com.

Bernstein Liebhard LLP has pursued hundreds of securities, consumer and shareholder rights cases and recovered over $3 billion for its clients.  It has been named to The National Law Journal’s “Plaintiffs’ Hot List” in each of the last ten years.