Quarterly report [Sections 13 or 15(d)]

CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (UNAUDITED)

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CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (UNAUDITED) - USD ($)
 3 Months Ended
Mar. 31, 2025
Mar. 31, 2024
CASH FLOWS FROM OPERATING ACTIVITIES:    
Net loss $ (363,000) $ (920,000)
Adjustments to reconcile net loss to net cash used in operating activities:    
Amortization of patents 30,000 30,000
Stock-based compensation 81,000 115,000
Loss allocated from equity method investment 462,000 628,000
Deferred tax benefit (111,000) (147,000)
Amortization of right of use asset 20,000 16,000
Unrealized loss (gain) on marketable net securities (149,000) 20,000
Changes in operating asset and liabilities:    
Other current assets 38,000 (12,000)
Accounts payable 503,000 181,000
Operating lease obligations (17,000) (17,000)
Accrued expenses (335,000) (490,000)
  NET CASH (USED IN) PROVIDED BY OPERATING ACTIVITIES 159,000 (596,000)
CASH FLOWS FROM INVESTING ACTIVITIES:    
Sales of marketable securities 4,199,000 5,756,000
Purchases of marketable securities (3,500,000) (2,494,000)
Acquisition of patents (414,000)
NET CASH PROVIDED BY INVESTING ACTIVITIES 285,000 3,262,000
  CASH FLOWS FROM FINANCING ACTIVITIES:    
Cash dividends paid (1,144,000) (1,210,000)
Value of shares delivered to fund payment of withholding taxes (7,000) (61,000)
Repurchases of common stock, inclusive of commissions (150,000) (186,000)
NET CASH USED IN FINANCING ACTIVITIES: (1,301,000) (1,457,000)
NET (DECREASE) INCREASE IN CASH AND CASH EQUIVALENTS (857,000) 1,209,000
CASH AND CASH EQUIVALENTS, beginning of period 13,145,000 16,896,000
CASH AND CASH EQUIVALENTS, end of period 12,288,000 18,105,000
Cash paid during the period for:    
Interest
Income taxes
NON-CASH FINANCING ACTIVITIES    
Accrued dividend rights on restricted stock units 27,000 32,000
Right of use asset and lease liability $ 75,000