Quarterly report pursuant to Section 13 or 15(d)

Condensed Consolidated Statements of Cash Flows (Unaudited)

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Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($)
$ in Thousands
 6 Months Ended
Jun. 30, 2023
Jun. 30, 2022
Cash flows from operating activities    
Net (loss) income $ (2,890) $ 19,940
Adjustments to reconcile net income to net cash (used in) provided by operating activities:    
Realized loss on marketable debt securities 108 186
Depreciation and amortization 2,639 2,516
Accretion of debt discount 44 2
Amortization on operating lease right-of-use assets 217 168
Loss on sale of assets 0 74
Stock-based compensation expense 2,003 1,010
Change in fair value of investment securities 0 76
Accounts receivable allowances 718 1,988
Inventory valuation reserve 0 25
Bad debt expenses, direct write-off (194) 0
Changes in operating assets and liabilities:    
Accounts receivable (2,042) (941)
Inventory 353 66
Prepaid expenses and other current assets (1,661) 104
Deferred tax asset (1,790) (594)
Other assets 0 (674)
Accounts payable and accrued expenses (1,119) (2,583)
Accrued diagnostic services (667) (1,130)
Accrued advertising and other allowances (28) 51
Deferred revenue (198) 474
Deferred tax liability (307) 0
Lease liabilities (154) (147)
Income tax payable (1,798) 5,475
Other current liabilities 285 (978)
Net cash (used in) provided by operating activities (6,481) 25,108
Cash flows from investing activities    
Business acquisitions, escrow received 478 0
Business acquisitions, net of cash acquired (2,904) 0
Purchase of marketable securities (3,819) (607)
Proceeds from maturities of marketable debt securities 4,168 5,600
Proceeds from sales of marketable securities 2,817 0
Proceeds from dispositions of property and other assets, net 0 372
Capital expenditures (1,177) (1,769)
Net cash (used in) provided by investing activities (437) 3,596
Cash flows from financing activities    
Proceeds from issuance of secured note payable 7,600 0
Repurchase of common stock for payment of statutory taxes due on cashless exercise of stock option (5,379) (1,458)
Repurchases of common shares (588) (1,150)
Repayment of note payable 0 (1,444)
Payment of dividends 0 (9,351)
Net cash provided by (used in) financing activities 1,633 (13,403)
(Decrease) increase in cash, cash equivalents and restricted cash (5,285) 15,301
Cash and cash equivalents, at the beginning of the period 9,109 8,658
Cash and cash equivalents, at the end of the period 3,824 23,959
Supplemental disclosures:    
Cash paid for income taxes 3,000 1,500
Interest payment on the promissory notes 690 441
Supplemental disclosure of non-cash investing and financing activities:    
Prepaid expenses and other current assets 1,251 0
Issuance of common shares for debt conversion 0 600
Net unrealized loss (gain), investments in marketable debt securities 258 (61)
Assets obtained in exchange for new finance lease obligations 1,495 0
Issuance of warrants with unsecured promissory note 398 0
Common stock issued in asset acquisition $ 1,000 $ 0