Lifshitz & Miller Law Firm Announces Investigation of Imperva, Inc., OBA Financial Services, Inc., Och-Ziff Capital Management Group LLC, Questcor Pharmaceuticals, Inc., Vocus, Inc. and Zygo Corporation

NEW YORK, April11, 2014 /PRNewswire/ --

Imperva, Inc.

Lifshitz & Millerannounces that it is investigating potential claims against the board of Imperva, Inc. ("IMPV"). On April 9, 2014, Imperva announced that it expects to report total revenue for the first quarter of 2014 in the range of $31.0 million to $31.5 million compared to the company's prior guidance of total revenue in the range of $36.0 million to $37.0 million.

For more information about our investigation, please contact Joshua M. Lifshitz, Esq. by telephone at [phone] or by sending an e-mail including your contact information to: [e-mail].

OBA Financial Services, Inc.

Lifshitz & Miller announces an investigation into possible breaches of fiduciary duty in connection with the proposed sale of OBA Financial Services, Inc. ("OBAF") to F.N.B. Corporation in an all stock transaction valued at approximately $23.56 per share, or $94 million in the aggregate.

Lifshitz & Miller's investigation is focused on whether the OBAF directors are acting in shareholders best interest.

For information about our investigation, please contact Joshua M. Lifshitz, Esq. by telephone at [phone] or by sending an e-mail including your contact information to: [e-mail].

Och-Ziff Capital Management Group LLC

Lifshitz & Miller announces that it is investigating potential claims against the officers and board of Och-Ziff Capital Management Group LLC ("OZM"). On March 18, 2014, the Company disclosed that starting in 2011, U.S. regulators were investigating whether Och-Ziff broke bribery laws in accepting an investment from a sovereign wealth fund.

For more information about our investigation, please contact Joshua M. Lifshitz, Esq. by telephone at [phone] or by sending an e-mail including your contact information to: [e-mail].

Questcor Pharmaceuticals, Inc.

Lifshitz & Miller announces an investigation into possible breaches of fiduciary duty in connection with the proposed sale of Questcor Pharmaceuticals, Inc. ("QCOR") to Mallinckrodt plc in a cash and stock transaction valued at approximately $5.6 billion or approximate consideration of $86.10 per Questcor share.

Lifshitz & Miller's investigation is focused on whether the QCOR directors are acting in shareholders best interest.

For more information about our investigation, please contact Joshua M. Lifshitz, Esq. by telephone at [phone] or by sending an e-mail including your contact information to: [e-mail].

Vocus, Inc.

Lifshitz & Miller announces an investigation into possible breaches of fiduciary duty in connection with the proposed sale of Vocus, Inc. ("VOCS") to GTCR LLC in an all-cash transaction valued at approximately $446.5 million or $18.00 per share.

Lifshitz & Miller's investigation is focused on whether the VOCS directors are acting in shareholders' best interest.

For more information about our investigation, please contact Joshua M. Lifshitz, Esq. by telephone at [phone] or by sending an e-mail including your contact information to: [e-mail].

Zygo Corporation

Lifshitz & Miller announces an investigation into possible breaches of fiduciary duty in connection with the proposed sale of Zygo Corporation ("ZIGO") to AMETEK, Inc. in an all-cash transaction valued at approximately $280 million or $19.25 per share.

For more information about our investigation, please contact Joshua M. Lifshitz, Esq. by telephone at [phone] or by sending an e-mail including your contact information to: [e-mail].

ATTORNEY ADVERTISING. © 2014 Lifshitz & Miller. The law firm responsible for this advertisement is Lifshitz & Miller, 821 Franklin Avenue, Suite 209, Garden City, New York 11530, Tel: [phone]. Prior results do not guarantee or predict a similar outcome with respect to any future matter.

Contact:

Joshua M. Lifshitz, Esq.
Lifshitz & Miller
Phone: [phone]
Facsimile: 516-280-7376
Email: [e-mail]

SOURCE Lifshitz & Miller Law Firm