TetraPhase Pharmaceuticals Announces Exercise Of Underwriters’ Option To Purchase Additional Shares In Follow-On Offering

WATERTOWN, Mass.--(BUSINESS WIRE)--Tetraphase Pharmaceuticals, Inc. (NASDAQ:TTPH) today announced that the underwriters for its recent follow-on offering have exercised their option to purchase additional shares and purchased an additional 407,403 shares in the offering. The sale of the additional shares, together with the shares sold at the initial closing of the offering, brings the total number of shares sold in the offering to 4,907,403 resulting in aggregate proceeds of $49 million, before underwriting discounts, commissions and expenses.

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