Quarterly report pursuant to Section 13 or 15(d)

Statement CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (UNAUDITED)

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Statement CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (UNAUDITED) - USD ($)
 6 Months Ended
Jun. 30, 2022
Jun. 30, 2021
CASH FLOWS FROM OPERATING ACTIVITIES:    
Net (loss) income $ (2,844,000) $ 8,668,000
Adjustments to reconcile net (loss) income to net cash    
  Amortization of patents 151,000 147,000
  Stock-based compensation 233,000 118,000
  Loss from equity method investment 788,000 446,000
  Unrealized (gain) loss on marketable securities 808,000 (29,000)
  Amortization of right of use asset 10,000
  Deferred tax (benefit) expense (554,000) 1,672,000
Changes in operating asset and liabilities:    
  Other current assets (89,000) 62,000
  Income taxes payable (2,833,000) 710,000
  Security deposit 8,000
  Accounts payable 68,000 (200,000)
  Operating lease obligations (10,000)
  Accrued expenses (336,000) (332,000)
NET CASH PROVIDED BY (USED IN) OPERATING ACTIVITIES (4,608,000) 11,270,000
CASH FLOWS FROM INVESTING ACTIVITIES:    
Sales of marketable securities 4,004,000 9,020,000
Purchases of marketable securities (16,283,000) (4,341,000)
Development of patents (524,000) (67,000)
Convertible note investment (1,000,000)
NET CASH PROVIDED BY (USED IN) INVESTING ACTIVITIES (12,803,000) 3,612,000
CASH FLOWS FROM FINANCING ACTIVITIES:    
Cash dividends paid (1,195,000) (1,206,000)
Value of shares delivered to fund withholding taxes (112,000)
Repurchases of common stock, inclusive of commissions (247,000) (131,000)
NET CASH USED IN FINANCING ACTIVITIES: (1,554,000) (1,337,000)
       NET (DECREASE) INCREASE IN CASH AND CASH EQUIVALENTS (18,965,000) 13,545,000
CASH AND CASH EQUIVALENTS, beginning of period 44,497,000 25,505,000
CASH AND CASH EQUIVALENTS, end of period 25,532,000 39,050,000
SUPPLEMENTAL DISCLOSURE OF CASH FLOW INFORMATION    
  Interest
  Income taxes 3,000,000
NON-CASH FINANCING ACTIVITIES    
Accrued dividend rights on restricted stock units 10,000
Right of use asset obtained in exchange for lease liability $ 204,000