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v3.22.4

Consolidated Statements of Cash Flows - USD ($) | 12 Months Ended
--- | ---
Nov. 30, 2022 | Nov. 30, 2021
Cash flows from operating activities: |  |
Net income | $ 2,771,408 | $ 2,083,521
Adjustments to reconcile net income to net cash provided by operating activities: |  |
Depreciation and amortization expense | 1,498,883 | 1,039,105
Impairment of public inventory | 0 | 1,164,499
(Gain) loss on sale of property and equipment | (407,344) | 15,111
Change in fair value of contingent consideration | 435,333 | (782,481)
Loss on marketable securities | 38,972 | 13,064
Compensatory element of stock options | 461,345 | 301,616
Provision for doubtful accounts | 929,618 | 536,999
Deferred income tax expense | (1,732,266) | (1,646,166)
Amortization of debt issuance costs | 15,834 | 56,851
Amortization of operating lease right-of-use asset | 310,459 | 287,287
Changes in assets and liabilities: |  |
Accounts receivable | (1,720,386) | 532,788
Prepaid expenses | (8,144) | 53,214
Inventory | 490,002 | 210,277
Other current assets | 284,329 | (466,512)
Deposits and other assets, net | (80,756) | 15,549
Accounts payable | 115,527 | 532,384
Accrued expenses | 528,424 | 11,275
Operating lease liability | (312,067) | (280,837)
Deferred revenue | 4,953,476 | 4,248,550
Net cash provided by operating activities | 8,572,647 | 7,926,094
Cash flows from investing activities: |  |
Purchases of property and equipment | (12,168,459) | (1,833,997)
Sale of property and equipment | 1,870,000 | 0
Payment of Duke license agreement | (5,000,000) | (5,106,224)
Purchase of intangible asset | 0 | (10,950)
Purchases of marketable securities | (1,142,212) | 0
Sale of marketable securities | 1,161,032 | 0
Net cash used in investing activities | (15,279,639) | (6,951,171)
Cash flows from financing activities: |  |
Treasury stock purchases | (1,819,915) | (249,377)
Repayments of note payable | (1,946,996) | (4,100,000)
Repayment of line of credit | (5,400,000) | 0
Proceeds from the exercise of stock options | 551,274 | 1,276,417
Proceeds from line of credit | 7,672,728 | 0
Proceeds from note payable | 8,960,000 | 0
Dividends paid | (7,672,728) | 0
Issuance costs associated with the proceeds from the note payable | (196,501) | 0
Net cash from (used in) financing activities | 147,862 | (3,072,960)
Decrease in cash and cash equivalents | (6,559,130) | (2,098,037)
Cash and cash equivalents - beginning of period | 8,263,088 | 10,361,125
Cash and cash equivalents - end of period | 1,703,958 | 8,263,088
Supplemental non-cash operating activities: |  |
Lease liability arising from right-of-use asset | 0 | 904,691
Patent option agreement credit to purchase of patents and licenses | 0 | 500,000
Liabilities incurred for the purchase of patents and licenses | 0 | 11,374,200
Taxes payable upon net exercise of stock options | 0 | 147,900
Supplemental financing activities: |  |
Stock issued for the purchase of patents and licenses | 0 | 3,585,172
Supplemental cash flow information: |  |
Interest | 1,259,884 | 1,039,350
Income taxes | $ 1,572,602 | $ 3,532,921

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