August 23, 2013 (Shareholders Foundation) - An investigation on behalf of investors, who currently hold shares of Volterra Semiconductor Corporation (NASDAQ:VLTR) was announced concerning whether the offer by Maxim Integrated Products to acquire Volterra Semiconductor Corporation for $23.00 per NASDAQ:VLTR share and the takeover process are unfair to investors in Volterra Semiconductor shares.

The investigation by a law firm concerns whether certain officers and directors of Volterra Semiconductor Corporation breached their fiduciary duties owed to NASDAQ:VLTR investors in connection with the proposed acquisition.

On August 15, 2013, Maxim Integrated Products, Inc. (NASDAQ:MXIM) announced it has entered into an agreement to acquire Volterra Semiconductor Corp. (NASDAQ:VLTR) for $23 per share. The transaction value is approximately $605 million equity value or $450 million net of Volterra's cash position of approximately $155 million.

However, given that NASDAQ:VLTR shares traded as high as $34.415 per share in 2012, the investigation a law firm concerns whether the offer is too low for Volterra Semiconductor Corporation (NASDAQ:VLTR stockholders. In addition, the investigation focuses on whether the Volterra Semiconductor Board of Directors undertook an adequate sales process, adequately shopped the company before entering into the transaction, maximized shareholder value by negotiating the best price, and acted in the shareholders' best interests in connection with the proposed sale.

Volterra Semiconductor Corporation reported that its annual Total Revenue rose from $155.99 million in 2011 to $168.04 million in 2012 and that its Net Income increased from $20.64 million in 2011 to $22.85 million in 2012.

Shares of Volterra Semiconductor Corporation (NASDAQ:VLTR) closed on August 23, 2013, at $22.85 per share.