U.S. NeuroSurgical Holdings, Inc. announced earnings results for the first quarter ended March 31, 2021. For the first quarter, the company announced sales was USD 1.061 million compared to USD 747,000 a year ago. Operating income was USD 677,000 compared to USD 366,000 a year ago. Net income was USD 539,000 compared to USD 175,000 a year ago. Basic earnings per share from continuing operations was USD 0.07 compared to USD 0.02 a year ago.