| Dec'19 | Dec'18 | Dec'17 | Dec'16 | Dec'15 | Dec'14 | Dec'13 |
|---|---|---|---|---|---|---|
Cash flows from operating activities: | ||||||
Net loss | ||||||
-80,033 | -125,712 | -105,305 | -66,667 | -43,157 | -10,819 | -15,016 |
Gain on sale of discontinued operations | ||||||
- | - | - | 1,077 | - | - | - |
Net loss from continuing operations | ||||||
- | - | - | -67,744 | - | - | - |
Adjustments to reconcile net loss to net cash, cash equivalents and restricted cash used in operating activities: | ||||||
Loss On Issuance Of Warrants | ||||||
0 | 47,920 | 0 | - | - | - | - |
Loss on issuance of warrants | ||||||
- | - | -8,522 | -26,635 | - | - | - |
Loss On Issuance Of Purchase Rights | ||||||
674 | 0 | - | - | - | - | - |
Change in fair value of warrants | ||||||
7,755 | 0 | - | - | - | 860 | 490 |
Fair Value Adjustment Of Purchase Rights | ||||||
19,617 | 0 | - | - | - | - | - |
Loss on extinguishment of related-party note payable | ||||||
- | - | - | -6,651 | - | - | - |
Abandoned initial public offering costs | ||||||
- | - | - | 4,705 | - | - | - |
Tax benefit | ||||||
- | - | - | -615 | - | - | - |
Liabilities, Fair Value Adjustment | ||||||
0 | -130 | -61,175 | -543 | - | - | - |
Non-cash interest expense on notes payable and debt | ||||||
- | - | - | - | 220 | 84 | 27 |
Stock-based compensation | ||||||
8,579 | 17,842 | 861 | 1,431 | 1,578 | 612 | 80 |
Loss on sale of assets | ||||||
- | - | - | - | -6 | - | -47 |
Depreciation | ||||||
263 | 262 | 244 | 92 | 58 | 17 | 72 |
Loss from sale of property and equipment | ||||||
-79 | 0 | - | - | - | - | - |
Noncash lease expenses | ||||||
642 | 0 | - | - | - | - | - |
Changes in operating assets and liabilities: | ||||||
Prepaid and other assets | ||||||
952 | 11 | -145 | 153 | 1,051 | 783 | -1,343 |
Accounts payable | ||||||
-2,931 | 3,799 | 7,052 | 105 | - | - | - |
Accrued expenses and other liabilities | ||||||
-8,775 | -795 | 7,319 | 3,321 | - | - | - |
Accrued compensation | ||||||
746 | 307 | 775 | 629 | - | - | - |
Operating lease liabilities | ||||||
761 | 0 | - | - | - | - | - |
Deferred rent, net of current portion | ||||||
0 | 242 | 30 | 17 | - | - | - |
Net cash, cash equivalents and restricted cash used in operating activities | ||||||
-55,097 | -56,500 | - | - | - | - | - |
Accounts payable and accrued expenses | ||||||
- | - | - | - | 4,433 | 455 | 51 |
Net cash, cash equivalents and restricted cash used in operating activities | ||||||
- | - | -19,242 | -24,417 | -37,911 | -9,572 | -12,904 |
Cash flows from investing activities: | ||||||
Proceeds from sale of property and equipment | ||||||
32 | 0 | - | - | - | - | 64 |
Maturities of short-term investments | ||||||
250 | 250 | 250 | - | - | - | - |
Cash acquired in connection with the Merger | ||||||
0 | 1,900 | 0 | - | - | - | - |
Restricted cash | ||||||
- | - | - | - | - | - | -40 |
Purchases of property and equipment | ||||||
164 | 7 | 6 | 498 | 226 | 18 | 21 |
Purchases of property and equipment | ||||||
8,233 | 0 | - | - | - | - | - |
Net cash, cash equivalents and restricted cash provided by investing activities | ||||||
-8,115 | 2,143 | - | - | - | - | - |
Net cash, cash equivalents and restricted cash provided by investing activities | ||||||
- | - | 244 | -498 | -226 | -18 | 83 |
Cash flows from financing activities: | ||||||
Proceeds from issuance of common stock- exercise of warrants | ||||||
6,273 | 0 | - | - | - | - | - |
Proceeds from issuance of common stock, warrants and Purchase Rights in connection with Private Placement, net of financial advisory fees | ||||||
75,400 | 20,000 | - | - | - | - | - |
Proceeds from issuance of common stock, net of commissions- ATM transactions | ||||||
2,960 | - | - | - | - | - | - |
Payments on advances from related parties, including note payable | ||||||
- | - | - | 4,787 | - | - | - |
Proceeds from issuance of common stock | ||||||
- | - | 9,925 | 24,814 | - | - | - |
Proceeds from issuance of common stock - private placement | ||||||
- | - | 0 | - | - | - | - |
Proceeds from issuance of common stock, net of commissions- ATM transactions | ||||||
0 | 37,542 | 0 | - | - | - | - |
Proceeds from issuance of common stock - ESPP and exercise of stock options | ||||||
305 | 42 | - | - | - | - | - |
Proceeds from bank loan | ||||||
- | - | - | - | - | 10,000 | - |
Principal payments on bank loan | ||||||
- | - | - | - | - | 209 | - |
Principal payments on bank loan | ||||||
- | - | - | - | - | - | 448 |
Proceeds from issuance of common stock - exercise of stock options | ||||||
- | - | 0 | - | 96 | 76 | - |
Repayment of Note Payable | ||||||
4,010 | 0 | - | - | - | - | - |
Payment of cash dividends for Series D redeemable convertible preferred stock | ||||||
0 | 157 | 0 | - | - | - | - |
Cash paid for financing costs | ||||||
1,286 | 1,418 | - | - | - | - | - |
Issuance of common stock from employee stock purchase plan | ||||||
- | - | - | - | 42 | - | - |
Issuance of preferred stock for cash, net of offering costs | ||||||
- | - | - | - | - | 13,568 | 6,533 |
Proceeds from IPO, net of offering costs | ||||||
- | - | - | - | - | 57,738 | - |
Cash paid for financing costs | ||||||
- | - | 713 | 1,966 | - | - | - |
Payments of tax withholdings related to vesting of restricted stock awards | ||||||
1,566 | 1,592 | 0 | - | - | - | - |
Net cash, cash equivalents and restricted cash provided by financing activities | ||||||
78,076 | 54,417 | - | - | - | - | - |
Net change in cash, cash equivalents and restricted cash | ||||||
14,864 | 60 | - | - | - | - | - |
Net cash, cash equivalents and restricted cash provided by financing activities | ||||||
- | - | 9,212 | 18,061 | 138 | 81,173 | 6,085 |
Net cash and restricted cash used in continuing operations | ||||||
- | - | - | -6,854 | - | - | - |
Net cash and restricted cash provided by discontinued operating activities | ||||||
- | - | - | 619 | - | - | - |
Net cash and restricted cash provided by discontinued investing activities | ||||||
- | - | - | 600 | - | - | - |
Net change in cash, cash equivalents and restricted cash | ||||||
- | - | -9,786 | -5,635 | -37,998 | 71,583 | - |
Cash paid for interest | ||||||
- | - | 15 | - | - | - | - |
Cash paid for taxes | ||||||
4 | 2 | 3 | 2 | - | - | - |
Supplemental disclosure of noncash investing and financing activities: | ||||||
Right-of-use assets obtained in exchange for operating lease liabilities | ||||||
802 | 0 | - | - | - | - | - |
Financing costs included in accounts payable and accrued expenses | ||||||
306 | 94 | - | - | - | - | - |
Financing costs included in accounts payable and accrued expenses | ||||||
- | - | 137 | 850 | - | - | - |
Purchases of property and equipment included in accounts payable and accrued expenses | ||||||
10 | 0 | - | - | - | - | - |
Reclassification of warrants and Purchase Rights liability to equity | ||||||
6,120 | - | - | - | - | - | - |
Tenant improvement allowances paid by landlord | ||||||
- | - | - | 162 | - | - | - |
Conversion of related-party note payable into Series D redeemable convertible preferred stock | ||||||
- | - | - | 5,000 | - | - | - |
Forgiveness of note payable by related-party | ||||||
- | - | - | 5,000 | - | - | - |
Proceeds from issuance of common stock included in other receivable | ||||||
416 | 0 | - | 5 | - | - | - |
Net (decrease) increase in cash and cash equivalents | ||||||
- | - | - | - | - | - | -6,735 |
Cash paid for interest | ||||||
- | - | - | 73 | 912 | 351 | 32 |
Warrants issued for services in connection with issuance of preferred stock | ||||||
- | - | - | - | - | 142 | 96 |
Warrants issued in connection with Loan and Security Agreement | ||||||
- | - | - | - | - | 207 | - |
Conversion of preferred stock warrants to common stock warrants | ||||||
- | - | - | - | - | 3,415 | - |
Conversion of convertible preferred stock into common stock | ||||||
- | - | - | - | - | 70,913 | - |
Issuance of Series D liquidation preference | ||||||
- | - | 10,665 | 7,487 | - | - | - |
Net assets acquired in connection with the Merger | ||||||
0 | 46 | 0 | - | - | - | - |
Issuance of Promissory Note | ||||||
- | - | 0 | - | - | - | - |
Convertible Preferred Stock | ||||||
Conversion of Series D redeemable convertible preferred stock into common stock | ||||||
0 | 121,315 | 0 | - | - | - | - |
Series D Convertible Preferred Stock | ||||||
Conversion of Series D redeemable convertible preferred stock into common stock | ||||||
0 | 68,622 | 0 | - | - | - | - |
Series D 2X Liquidation Preference Liability | ||||||
Conversion of Series D redeemable convertible preferred stock into common stock | ||||||
0 | 80,000 | 0 | - | - | - | - |
Issuance of Promissory Note | ||||||
0 | 4,010 | - | - | - | - | - |