| Mar'20 | Dec'19 | Sep'19 | Jun'19 | Mar'19 | Dec'18 | |
|---|---|---|---|---|---|---|
Assets | ||||||
Current assets: | ||||||
Cash and cash equivalents | ||||||
75,522 | 92,053 | 105,355 | 117,910 | 66,769 | 79,466 | |
Prepaid expenses and other current assets | ||||||
1,299 | 1,487 | 2,957 | 3,523 | 1,679 | 835 | |
Total current assets | ||||||
76,821 | 93,540 | 108,312 | 121,433 | 68,448 | 80,301 | |
Property and equipment, net | ||||||
477 | 608 | 659 | 758 | 920 | 1,076 | |
Security deposits and other assets | ||||||
284 | 211 | 216 | 216 | 216 | 216 | |
Deferred offering costs | ||||||
- | - | - | - | - | 251 | |
Deferred offering costs | ||||||
- | - | 0 | 0 | 1,300 | - | |
Total assets | ||||||
77,582 | 94,359 | 109,187 | 122,407 | 70,918 | 81,844 | |
Liabilities and Stockholders' Equity | ||||||
Current liabilities: | ||||||
Accounts payable | ||||||
1,711 | 1,998 | 3,586 | 2,086 | 2,470 | 1,612 | |
Accrued expenses and other current liabilities | ||||||
- | - | - | - | - | 5,299 | |
Accrued expenses and other current liabilities | ||||||
3,162 | 6,358 | 5,633 | 4,886 | 3,735 | - | |
Current portion of long term debt | ||||||
2,167 | 0 | - | - | - | - | |
Total current liabilities | ||||||
7,040 | 8,356 | 9,219 | 6,972 | 6,205 | 6,911 | |
Long term debt, net of current portion and discount | ||||||
22,820 | 24,897 | 24,808 | 24,718 | 24,624 | 24,521 | |
Other liabilities | ||||||
908 | 882 | 816 | 773 | 1,948 | 1,898 | |
Preferred stock warrant liability | ||||||
- | - | 0 | 0 | 476 | 425 | |
Total liabilities | ||||||
30,768 | 34,135 | 34,843 | 32,463 | 33,253 | 33,755 | |
Commitments and contingencies | ||||||
0 | 0 | 0 | - | - | 0 | |
Redeemable convertible preferred stock (Note 7) | ||||||
- | - | 0 | 0 | 197,888 | 197,842 | |
Stockholders' equity: | ||||||
Preferred stock, $0.001 par value; 10,000,000 shares authorized and no shares issued or outstanding as of December 31, 2019; No shares authorized, issued or outstanding at December 31, 2018 | ||||||
- | - | - | - | - | 0 | |
Common stock, $0.001 par value; 150,000,000 shares authorized, 23,607,797 shares issued and 23,188,816 shares outstanding at both March 31, 2020 and December 31, 2019 | ||||||
24 | 24 | 24 | 24 | 6 | 6 | |
Additional paid-in capital | ||||||
277,885 | 276,286 | 274,693 | 272,989 | 8,393 | 7,290 | |
Treasury stock, 418,981 shares at cost | ||||||
0 | 0 | 0 | 0 | 0 | 0 | |
Accumulated deficit | ||||||
-231,100 | -216,086 | -200,400 | -183,069 | -168,600 | -157,049 | |
Total stockholders' equity | ||||||
46,814 | 60,224 | 74,344 | 89,944 | -160,223 | -149,753 | |
Total liabilities and stockholders' equity | ||||||
77,582 | 94,359 | 109,187 | 122,407 | 70,918 | 81,844 | |
Common stock, par value (USD per share) | ||||||
- | - | 0.00 | - | - | - | |
Common stock authorized (in shares) | ||||||
- | - | 150,000 | - | - | - | |
Common stock issued (in shares) | ||||||
- | - | 23,517 | - | - | - | |
Common stock outstanding (in shares) | ||||||
- | - | 23,098 | - | - | - | |
Treasury stock at cost (in shares) | ||||||
- | - | 418 | - | - | - | |