Annual report pursuant to Section 13 and 15(d)

Supplemental Financial Information (Details)

v3.20.2
Supplemental Financial Information (Details) - USD ($)
3 Months Ended 12 Months Ended
Mar. 31, 2020
Dec. 31, 2019
Sep. 30, 2019
Jun. 30, 2019
Mar. 31, 2019
Dec. 31, 2018
Sep. 30, 2018
Jun. 30, 2018
Mar. 31, 2020
Mar. 31, 2019
Operating expenses:                    
Research and development $ 1,840,000 $ 3,015,000 $ 4,205,000 $ 4,314,000 $ 3,758,000 $ 5,335,000 $ 5,261,000 $ 2,744,000 $ 13,374,200 $ 17,098,500
General and administrative 1,423,000 2,948,000 1,146,000 1,910,000 1,964,000 1,857,000 2,171,000 1,466,000 7,427,300 7,457,800
Total operating expenses 3,263,000 5,963,000 5,351,000 6,224,000 5,722,000 7,192,000 7,432,000 4,210,000 20,801,500 24,556,300
Loss from operations (3,263,000) (5,963,000) (5,351,000) (6,224,000) (5,722,000) (7,192,000) (7,432,000) (4,210,000) (20,801,500) (24,556,300)
Other expenses, net:                    
Interest income (expense), net (3,000) 2,000 15,000 16,000 1,000 2,000 3,000 (2,000,000) 30,100 (8,000)
Loss on extinguishment of accounts payable 0 0 0 0 0 (23,000) 0 0 0 (22,700)
Loss before income taxes (3,266,000) (5,961,000) (5,336,000) (6,208,000) (5,723,000) (7,217,000) (7,435,000) (4,212,000) (20,771,400) (24,587,000)
Income taxes (1,000) 0 0 (2,000) 0 0 0 2,000 (2,600) (2,600)
Net loss and comprehensive loss (3,267,000) (5,961,000) (5,336,000) (6,210,000) (5,723,000) (7,217,000) (7,435,000) (4,214,000) (20,774,000) (24,589,600)
Accrued dividends on Series B Preferred stock (326,000) (322,000) (314,000) (302,000) 291,000 291,000 284,000 274,000 (1,263,600) (1,139,900)
Net loss attributable to common stockholders $ (3,593,000) $ (6,283,000) $ (5,650,000) $ (6,512,000) $ (6,014,000) $ (7,508,000) $ (7,719,000) $ (4,488,000) $ (22,037,600) $ (25,729,500)
Basic and diluted net loss attributable to common stockholders per common share $ (0.08) $ (0.15) $ (0.13) $ (0.15) $ (0.17) $ (0.24) $ (0.30) $ (0.20) $ (0.50) $ (0.90)
Weighted average shares used in computing basic and diluted net loss attributable to common stockholders per common share 47,094,781 43,158,889 42,622,965 42,622,965 35,113,753 30,696,312 25,815,245 22,987,066 43,869,523 28,562,490