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S1 Corporation Investor Might Challenge The Proposed Takeover Of S1 Corp. By ACI Worldwide

  • If you purchased shares of S1 Corporation (NASDAQ: SONE) prior to the announcement and currently hold those shares, you have certain options and you should contact the Shareholders Foundation, Inc.

  • To have your information reviewed for options and to receive notifications about this case, please use this form. You may also send an email to mail@shareholdersfoundation.com, or call us at (858) 779-1554.

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Investigation Overview

The announcement by S1 Corp. that it received an unsolicited takeover offer from ACI Worldwide, Inc to acquire S1 Corporation for $9.50 per share prompted an investigation on behalf of investors of S1 Corporation (NASDAQ:SONE) concerning whether the buyout offer and the process are unfair to investors of S1 Corp. (SONE), and whether certain of its officers and directors or others brea...



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