v3.26.3
Consolidated Statements of Cash Flows (Unaudited) - USD ($)
 9 Months Ended
Aug. 31, 2026
Aug. 31, 2025
CASH FLOWS FROM OPERATING ACTIVITIES:    
Net Income $ 590,815 $ 647,525
Adjustments to reconcile net income to net cash provided by operating activities:    
Depreciation and amortization 33,537 52,887
Gain on marketable securities (11,680) 94,366
Deferred income taxes (62,552) 2,966
Allowance for credit losses 3,887 40,618
Stock Compensation Expense 124,220 518,954
CHANGES IN OPERATING ASSETS AND LIABILITIES:    
Accounts receivable (1,190,960) (927,074)
Inventory (159,994) (578,939)
Prepaid expenses and income taxes 102,895 (52,957)
Other assets 261 2,091
Accounts payable 1,311,835 691,211
Accrued expenses (38,731) (306,847)
NET CASH FLOWS PROVIDED BY OPERATING ACTIVITIES 703,533 184,801
CASH FLOWS FROM INVESTING ACTIVITIES:    
Acquisition of fixed assets (13,546) (117,704)
Acquisition of marketable securities (4,299,122) (2,411,238)
Proceeds from the sale of marketable securities 2,993,200 960,000
NET CASH FLOWS USED IN INVESTING ACTIVITIES (1,319,468) (1,568,942)
CASH FLOWS FROM FINANCING ACTIVITIES:    
Proceeds from exercise of stock options 32,250
NET CASH FLOWS FROM FINANCING ACTIVITIES 32,250
NET CHANGE IN CASH (615,935) (1,351,891)
CASH AT BEGINNING OF PERIOD 5,331,609 5,627,693
CASH AT END OF PERIOD 4,715,674 4,275,802
SUPPLEMENTAL DISCLOSURE OF CASH FLOW INFORMATION:    
Income taxes paid 308,183 318,472
Interest paid
NONCASH INVESTING AND FINANCING ACTIVITIES:    
Accrued dividends on preferred stock 5,000 5,000
Operating lease assets and liabilities $ 146,601