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v3.22.2.2

Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2022 | Sep. 30, 2021 | Sep. 30, 2022 | Sep. 30, 2021
Cash flows from operating activities: |  |  |  |
Net loss | $ (9,484) | $ (7,044) | $ (38,570) | $ (38,253)
Adjustments to reconcile net loss to cash used in operating activities: |  |  |  |
Depreciation and amortization |  |  | 2,364 | 2,443
Stock-based compensation expense | 632 | 2,537 | 2,218 | 6,915
Non-cash gain on settlement with licensor |  | (6,743) |  | (6,743)
Non-cash PPP loan payable forgiveness income |  | (1,758) |  | (1,758)
Non-cash impairment of licensed technology |  |  | 1,355 |
Non-cash impairment of right-of-use lease asset |  |  | 1,561 |
Non-cash impairment of construction-in-progress |  |  | 1,792 |
Accretion and interest on short-term investments |  |  | (206) | 256
Amortization of right-of-use lease assets |  |  | 1,204 | 825
Non-cash interest |  |  | 558 |
Loss on disposal of property and equipment |  |  | 121 |
Change in operating assets and liabilities: |  |  |  |
Accounts receivable |  |  | 3,000 |
Other receivables |  |  | (1,047) |
Prepaid expenses and other current assets |  |  | 1,432 | 1,801
Other assets |  |  | 148 | (23)
Accounts payable, accrued expenses and lease liabilities |  |  | (5,125) | (4,459)
Deferred revenue |  |  | (296) |
Change in payable to licensor |  |  |  | 3,588
Net cash used in operating activities |  |  | (29,491) | (35,408)
Cash flows from investing activities: |  |  |  |
Capital expenditures |  |  | (105) | (903)
Proceeds from disposal of property and equipment |  |  | 1,590 |
Purchases of short-term investments |  |  | (43,866) | (15,164)
Proceeds from maturities of short-term investments |  |  | 43,707 | 74,130
Net cash provided by investing activities |  |  | 1,326 | 58,063
Cash flows from financing activities: |  |  |  |
Proceeds from ATM sales of common stock, net of issuance costs |  |  | 4,189 | 7,699
Proceeds from exercise of stock options |  |  |  | 831
Proceeds from issuance of Series A and Series B Convertible Redeemable Preferred Stock, net of issuance costs |  |  | 22,468 |
Redemption of Series A and Series B Convertible Redeemable Preferred Stock |  |  | (26,250) |
Net cash provided by financing activities |  |  | 407 | 8,530
Net increase(decrease) in cash, cash equivalents and restricted cash |  |  | (27,758) | 31,185
Cash, cash equivalents and restricted cash at beginning of period |  |  | 38,829 | 13,571
Cash, cash equivalents and restricted cash at end of period | 11,071 | 44,756 | 11,071 | 44,756
Supplemental cash flow information: |  |  |  |
Cash and cash equivalents | 5,733 | 43,781 | 5,733 | 43,781
Restricted cash | 5,338 | 975 | 5,338 | 975
Total cash, cash equivalents and restricted cash | $ 11,071 | $ 44,756 | $ 11,071 | $ 44,756

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