STX Engine Co., Ltd. (KOSE:A077970) announced a private placement of 10th registered/unsecured convertible bonds for gross proceeds of KRW 100,000,000,000 on March 4, 2014. The bonds will mature on December 31, 2017. The bonds will carry coupon rate of 2% and yield to maturity of 5%.

The company will redeem the lump-sum amount on maturity. The bonds are convertible into the common shares of the compny at KRW 2,500 per share. The conversion period will be from March 5, 2015 to December 30, 2017.