NEW YORK--(BUSINESS WIRE)--GC Securities, a division of MMC Securities Corp., a U.S. registered broker-dealer and member FINRA/NFA/SIPC, today announced the placement of the Series 2015-1 Notes, with notional principal of USD 700,000,000, through the existing catastrophe bond shelf program, Alamo Re Ltd., to benefit the Texas Windstorm Insurance Association (“TWIA”). This is the largest 144A catastrophe bond completed to date in 2015 and the second time that TWIA has utilized the cat bond marke