ARCA biopharma, Inc. announced earnings results for the second quarter ended June 30, 2021. For the second quarter, the company announced operating loss was USD 4.837 million compared to USD 1.310 million a year ago. Net loss was USD 4.834 million compared to USD 1.302 million a year ago. Basic loss per share from continuing operations was USD 0.34 compared to USD 0.73 a year ago. For the half year, operating loss was USD 8.939 million compared to USD 2.650 million a year ago. Net loss was USD 8.934 million compared to USD 2.622 million a year ago. Basic loss per share from continuing operations was USD 0.67 compared to USD 1.55 a year ago.