pSivida Corp Announces Expiration of 2.7 Million Warrants

WATERTOWN, Mass.--(BUSINESS WIRE)--pSivida Corp. (NASDAQ: PSDV) (ASX: PVA), a leader in developing sustained release, drug delivery products for treatment of back-of-the-eye diseases, today announced the expiration on May 15, 2012 of warrants to purchase 2,735,337 shares of pSivida common stock. These were the last of the warrants originally issued to Sandell Asset Management.

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