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CONSOLIDATED STATEMENTS OF OPERATIONS AND COMPREHENSIVE LOSS - USD ($) | 12 Months Ended
--- | ---
Dec. 31, 2021 | Dec. 31, 2020
Total revenue | $ 52,400,000 | $ 23,871,000
Cost of revenue | 23,858,000 | 16,357,000
Gross profit | 28,542,000 | 7,514,000
Operating expenses |  |
Research and development | 2,041,000 | 1,849,000
Selling and marketing | 7,773,000 | 1,177,000
General and administrative | 36,686,000 | 12,521,000
Benefit for credit losses |  | (2,000,000)
Impairment of mined cryptocurrency | 403,000 |
Total operating expenses | 46,903,000 | 13,547,000
Loss from continuing operations | (18,361,000) | (6,033,000)
Other income (expenses) |  |
Interest income | 808,000 | 105,000
Change in fair value of equity securities, related party | (7,773,000) | 3,312,000
Accretion of discount on note receivable, related party | 4,210,000 |
Impairment of debt securities | (594,000) |
Interest expense | (1,871,000) | (9,648,000)
Change in fair value of marketable equity securities | (1,327,000) | 919,000
Realized gain on marketable securities | 1,924,000 |
Loss from equity investment | (311,000) |
Gain (loss) on extinguishment of debt | 929,000 | (18,706,000)
Change in fair value of warrant liability | (542,000) | (49,000)
Total other income (expenses), net | (4,547,000) | (24,067,000)
Loss from continuing operations before income taxes | (22,908,000) | (30,100,000)
Income tax (provision) benefit | (130,000) | 24,000
Net loss from continuing operations | (23,038,000) | (30,076,000)
Net income from discontinued operations, net of taxes |  | 661,000
Net loss | (23,038,000) | (29,415,000)
Net loss attributable to non-controlling interest | (213,000) |
Net loss attributable to Ault Alliance | (23,251,000) | (29,415,000)
Preferred dividends | (18,000) | (18,000)
Net loss available to common stockholders | $ (23,269,000) | $ (29,433,000)
Basic and diluted net income (loss) per common share: |  |
Continuing operations | $ (0.42) | $ (3.13)
Discontinued operations |  | 0.07
Net loss per common share | $ (0.42) | $ (3.06)
Weighted average common shares outstanding, basic and diluted | 55,444,000 | 9,606,000
Other comprehensive income (loss) |  |
Foreign currency translation adjustment | $ 85,000 | $ 482,000
Impairment of debt securities | 594,000 |
Other comprehensive income | 679,000 | 482,000
Total comprehensive loss | (22,590,000) | (28,951,000)
Revenue [Member] |  |
Total revenue | 32,096,000 | 23,629,000
Revenue Cryptocurrency Mining [Member] |  |
Total revenue | 3,450,000 |
Lending And Trading Activities [Member] |  |
Total revenue | $ 16,854,000 | $ 242,000

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