Proteon Therapeutics (PRTA) reported a loss of $0.48 per share in its second quarter, missing consensus forecast by 5 cents. The company ended the quarter with $53.7 million in cash and cash equivalents on its balance sheet.

Verastem (VSTM) reported a loss of $0.23 per share in its second quarter, beating consensus forecast by 6 cents. The company ended the quarter with $92.9 million in cash and cash equivalents on its balance sheet.

Ritter Pharmaceuticals (RTTR) reported a loss of $0.48 per share in its second quarter. The company ended the quarter with $10.8 million in cash and cash equivalents on its balance sheet.

Rexahn (RNN) reported a loss of $0.01 per share in its second quarter, beating consensus forecast by a penny. The company ended the quarter with $19.4 million in cash and investments on its balance sheet.

SCYNEXIS (SCYX) reported a loss of $0.56 per share in its second quarter, missing consensus forecast by 4 cents. The company reported revenue of $0.06 million, flat on a year-over-year basis. Revenue missed consensus forecast by $0.03 million.