OGE Energy Corp. subsidiary Oklahoma Gas and Electric Co. on March 31 announced it has closed the $300 million offering of its 4.150% senior notes due April 1, 2047.

Interest on the notes is payable semiannually beginning Oct. 1.

Mizuho Securities USA Inc., RBC Capital Markets LLC and Wells Fargo Securities LLC served as joint book-running managers for the offering. KeyBanc Capital Markets Inc., Morgan Stanley & Co. LLC and BOK Financial Securities Inc. acted as co-managers.