A. M. Castle & Co. Announced earnings results for the first quarter ended March 31, 2019. For the first quarter, the company announced sales was USD 149.527 million compared to USD 145.873 million a year ago. Operating income was USD 331,000 compared to USD 3.310 million a year ago. Net loss was USD 8.003 million compared to USD 5.141 million a year ago.