USA Synthetic Fuel Corporation $0 Northern Trust Corp $5,087,720 Calamos Convertible & High Income Fund $177,280 Calamos Strategic Total Return Fund $109,460 Calamos Global Total Return Fund $71,630 Calamos Convertible Opportunities & Income Fund $163,100 USA Synthetic Fuel Corporation $0 Northern Trust Corp $5,087,720 Calamos Convertible & High Income Fund $177,280 Calamos Strategic Total Return Fund $109,460 Calamos Global Total Return Fund $71,630 Calamos Convertible Opportunities & Income Fund $163,100