Spain's Treasury said on Thursday it would issue bonds maturing 2015, 2016 and 2022 at auction on October 18.

The bond due July 30, 2015 held a coupon of 4 percent while the bond maturing October 31, 2016 had a 4.25 percent coupon. The benchmark 10-bond, due January 31, 2022, has a 5.85 percent coupon.

(Reporting By Paul Day; Editing by Fiona Ortiz)