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v3.25.2

Consolidated Statement of Changes in Stockholders' Equity (Unaudited) - USD ($) | Common Stock Outstanding [Member] | Additional Paid-in Capital [Member] | Treasury Stock, Common [Member] | Deferred Compensation, Share-Based Payments [Member] | Retained Earnings [Member] | Total
--- | --- | --- | --- | --- | --- | ---
Balance (in shares) at Dec. 31, 2023 | 28,671,606 |  |  |  |  |
Balance at Dec. 31, 2023 | $ 197,087 | $ 97,479,830 | $ (4,362,150) | $ (6,907,775) | $ (71,338,153) | $ 15,068,839
Issuance of common stock under equity incentive plan (in shares) | 107,600 |  |  |  |  |
Issuance of common stock under equity incentive plan | $ 107 | 153,118 | 0 | 0 | 0 | 153,225
Deferred compensation amortization |  |  |  | 346,047 |  | 346,047
Purchase of treasury stock, at costs | 0 | 0 | (44,823) | 0 | 0 | (44,823)
Net income (loss) | $ 0 | 0 | 0 | 0 | (250,188) | (250,188)
Balance (in shares) at Mar. 31, 2024 | 28,779,206 |  |  |  |  |
Balance at Mar. 31, 2024 | $ 197,194 | 97,632,948 | (4,406,973) | (6,561,728) | (71,588,341) | 15,273,100
Balance (in shares) at Dec. 31, 2023 | 28,671,606 |  |  |  |  |
Balance at Dec. 31, 2023 | $ 197,087 | 97,479,830 | (4,362,150) | (6,907,775) | (71,338,153) | 15,068,839
Net income (loss) |  |  |  |  |  | (174,696)
Balance (in shares) at Jun. 30, 2024 | 29,764,435 |  |  |  |  |
Balance at Jun. 30, 2024 | $ 198,179 | 99,222,467 | (4,511,919) | (7,681,660) | (71,512,849) | 15,714,218
Balance (in shares) at Mar. 31, 2024 | 28,779,206 |  |  |  |  |
Balance at Mar. 31, 2024 | $ 197,194 | 97,632,948 | (4,406,973) | (6,561,728) | (71,588,341) | 15,273,100
Issuance of common stock under equity incentive plan (in shares) | 994,049 |  |  |  |  |
Issuance of common stock under equity incentive plan | $ 994 | 1,610,320 | 0 | (1,497,300) | 0 | 114,014
Issuance of common stock under employee stock purchase plan (in shares) | 6,180 |  |  |  |  |
Issuance of common stock under employee stock purchase plan | $ 6 | 10,504 | 0 | 0 | 0 | 10,510
Deferred compensation amortization |  |  |  | 346,048 |  | 346,048
Purchase of treasury stock, at costs | 0 | 0 | (104,946) | 0 | 0 | (104,946)
Net income (loss) | $ 0 | 0 | 0 | 0 | 75,492 | 75,492
Reversal of deferred compensation amortization that did not vest (in shares) | (15,000) |  |  |  |  |
Reversal of deferred compensation amortization that did not vest | $ (15) | (31,305) | 0 | 31,320 | 0 | 0
Balance (in shares) at Jun. 30, 2024 | 29,764,435 |  |  |  |  |
Balance at Jun. 30, 2024 | $ 198,179 | 99,222,467 | (4,511,919) | (7,681,660) | (71,512,849) | 15,714,218
Balance (in shares) at Dec. 31, 2024 | 29,902,415 |  |  |  |  |
Balance at Dec. 31, 2024 | $ 198,317 | 99,676,457 | (5,770,592) | (6,914,563) | (68,032,656) | 19,156,963
Adjustment to par value of common stock | $ (168,415) | 168,415 | 0 | 0 | 0 | 0
Issuance of common stock under equity incentive plan (in shares) | 128,053 |  |  |  |  |
Issuance of common stock under equity incentive plan | $ 128 | 136,276 | 0 | 0 | 0 | 136,404
Issuance of common stock under employee stock purchase plan (in shares) | 7,887 |  |  |  |  |
Issuance of common stock under employee stock purchase plan | $ 8 | 11,507 | 0 | 0 | 0 | 11,515
Deferred compensation amortization |  |  |  | 273,658 |  | 273,658
Purchase of treasury stock, at costs | 0 | 0 | (351,640) | 0 | 0 | (351,640)
Net income (loss) | $ 0 | 0 | 0 | 0 | (234,970) | (234,970)
Balance (in shares) at Mar. 31, 2025 | 30,038,355 |  |  |  |  |
Balance at Mar. 31, 2025 | $ 30,038 | 99,992,655 | (6,122,232) | (6,640,905) | (68,267,626) | 18,991,930
Balance (in shares) at Dec. 31, 2024 | 29,902,415 |  |  |  |  |
Balance at Dec. 31, 2024 | $ 198,317 | 99,676,457 | (5,770,592) | (6,914,563) | (68,032,656) | 19,156,963
Net income (loss) |  |  |  |  |  | (601,624)
Balance (in shares) at Jun. 30, 2025 | 30,235,512 |  |  |  |  |
Balance at Jun. 30, 2025 | $ 30,235 | 100,183,033 | (6,478,890) | (6,367,247) | (68,634,280) | 18,732,851
Balance (in shares) at Mar. 31, 2025 | 30,038,355 |  |  |  |  |
Balance at Mar. 31, 2025 | $ 30,038 | 99,992,655 | (6,122,232) | (6,640,905) | (68,267,626) | 18,991,930
Issuance of common stock under equity incentive plan (in shares) | 176,622 |  |  |  |  |
Issuance of common stock under equity incentive plan | $ 177 | 160,420 | 0 | 0 | 0 | 160,597
Issuance of common stock under employee stock purchase plan (in shares) | 20,535 |  |  |  |  |
Issuance of common stock under employee stock purchase plan | $ 20 | 29,958 | 0 | 0 | 0 | 29,978
Deferred compensation amortization |  |  |  | 273,658 |  | 273,658
Purchase of treasury stock, at costs | 0 | 0 | (356,658) | 0 | 0 | (356,658)
Net income (loss) | $ 0 | 0 | 0 | 0 | (366,654) | (366,654)
Reversal of deferred compensation amortization that did not vest (in shares) | 0 |  |  |  |  |
Reversal of deferred compensation amortization that did not vest | $ 0 | 0 | 0 | 0 | 0 | 0
Balance (in shares) at Jun. 30, 2025 | 30,235,512 |  |  |  |  |
Balance at Jun. 30, 2025 | $ 30,235 | $ 100,183,033 | $ (6,478,890) | $ (6,367,247) | $ (68,634,280) | $ 18,732,851

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