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CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands | 3 Months Ended
--- | ---
Mar. 31, 2023 | Mar. 31, 2022
CASH FLOWS FROM OPERATING ACTIVITIES |  |
Net loss | $ (17,113) | $ (12,530)
Adjustments to reconcile net loss to net cash used in operating activities: |  |
Net accretion of discount on investment securities | (540) | (61)
Noncash lease expense on operating leases | 647 | 541
Depreciation and amortization | 5,733 | 4,863
Stock-based compensation | 5,828 | 3,835
Loss (gain) on disposal of assets and other adjustments | 0 | (1)
Changes in operating assets and liabilities: |  |
Accounts receivable | 67 | 68
Prepaid expenses and other current assets | 474 | (153)
Other assets | 22 | 91
Accounts payable | (48) | 462
Accrued expenses and other current liabilities | (565) | 1,633
Deferred revenue | 957 | 912
Operating lease liabilities | (653) | (528)
Other long-term liabilities | 0 | (32)
Net cash used in operating activities | (5,191) | (900)
CASH FLOWS FROM INVESTING ACTIVITIES |  |
Purchases of marketable securities | (9,734) | (79,782)
Maturities of marketable securities | 23,500 | 0
Purchases of property and equipment, net | (3,023) | (515)
Capitalized internal-use software costs | (3,434) | (1,180)
Net cash provided by (used in) investing activities | 7,309 | (81,477)
CASH FLOWS FROM FINANCING ACTIVITIES |  |
Principal payments on finance leases and lease financing obligations | (5,112) | (3,405)
Payments of deferred offering costs | 0 | (658)
Proceeds from debt facility | 2,996 | 0
Principal payments on insurance premium financing | (509) | 0
Proceeds from exercises of stock options | 859 | 887
Net cash used in financing activities | (1,766) | (3,176)
Net increase (decrease) in cash, restricted cash and restricted cash, non-current | 352 | (85,553)
Cash and restricted cash at beginning of period | 11,165 | 105,012
Cash, restricted cash and restricted cash, non-current at end of period | 11,517 | 19,459
SUPPLEMENTAL DISCLOSURE OF CASH FLOW INFORMATION: |  |
Cash paid for interest | 918 | 948
Cash paid for income taxes | 2 | 26
Cash paid for operating lease liabilities | 724 | 598
SUPPLEMENTAL DISCLOSURE OF NON-CASH INVESTING AND FINANCING ACTIVITIES |  |
Stock-based compensation included in capitalized internal-use software | 1,008 | 383
Accrued bonus settled in restricted stock units | 1,848 | 0
Accrued bonus classified as stock-based compensation | 590 | 493
Equipment acquired through finance lease and lease financing obligations | 3,023 | 4,451
Accruals related to purchases of property and equipment | 886 | 124
Lease liabilities arising from right-of-use assets upon adoption of ASC 842 | 0 | 5,220
Assets obtained in exchange for operating lease obligations | 183 | 0
Receivable recorded due to stock option exercises pending settlement | 154 | 0
RECONCILIATION OF CASH AND RESTRICTED CASH |  |
Cash and cash equivalents | 4,047 | 19,290
Restricted cash - included in prepaid expenses and other current assets | 169 | 169
Restricted cash, non-current | 7,301 | 0
Total cash, restricted cash and restricted cash, non-current | $ 11,517 | $ 19,459

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