If you want to help your buddy, I think offering Seguin for his 2nd rounder+ would be the best case scenario for both. You'd get a pick+maybe an upgrade in later round(s), he'd upgrade his 4th keeper. Just a thought.
As mentioned earlier, you're keepers are set. I wouldn't mess with them.
Points-only, Full Keeper Dynasty League
Active roster (no starts, just total points): 12 FW, 6 D, 1 Goalie
Forwards: Ovechkin, D. Sedin, Stastny, Nash, Kesler, Ribeiro, B. Richards, Selanne, Hossa, Fleischmann, Whitney, Lecavalier, Alfredsson, Okposo, Plekanec, Doan, S. Kostitsyn
Defense: Goligoski, Campbell, Gonchar, Bergeron, Liles, McBain, Vatanen, Timonen, Visnovsky, Giordano, Wideman
Goal: Luongo, Holtby