Among the earnings stories for Friday, Oct. 30, from AP Financial News: NEW HAVEN, Conn. (AP) ¿ UIL Holdings Corp., the holding company for electric utility United Illuminating Co., said its third-quarter profit edged higher as a reduction in operating costs more than offset a decrease in revenue. KAHULUI, Hawaii (AP) ¿ Maui Land & Pineapple Co. said it lost more in the third quarter than a year ago even as revenue rose by 39 percent due to a big loss on the value of real estate holdings. ST. LOUIS (AP) ¿ Arch Coal Inc. said its third-quarter profits plunged on lower coal prices, but the coal miner suggested that improving operating margins in all regions reflect an emerging turnaround in once-struggling coal markets. DETROIT (AP) ¿ American Axle & Manufacturing Holdings Inc. posted its first quarterly profit in two years, an encouraging sign after deep and painful cost cuts at the struggling auto parts supplier. Its shares jumped more than 9 percent. CUDAHY, Wis. (AP) ¿ Aerospace supplier Ladish Co. said it posted a $2.2 million third-quarter loss, citing charges related to job cuts and a lagging performance at its foreign operations.