Blue Jackets general manager Scott Howson announced the deal on Tuesday night.
The 26-year-old Letestu has one assist and two penalty minutes in 11 games with the Penguins this season. He had 14 goals and 13 assists and a plus-4 rating in 64 games with Pittsburgh last season and ranked fourth among NHL rookies in game-winning goals (three), seventh in power-play goals (four) and tied for 11th place in goals.
The Alberta native was signed by Pittsburgh on March 22, 2007, after he spent one season at Western Michigan.
I watched many times this year the series between the Russians and Canada in 1972, and he was a dominating player there. After I watched the tapes, I respect him a lot more because he turned the series around. He was the guy. In that time, he was the best in the world. It’s a big honor for me to tie him.
— Panthers forward Jaromir Jagr on scoring the 717th goal of his career to tie Phil Esposito for fifth on the NHL's all-time goals list after a 4-3 win vs. the Lightning on Sunday