subsequent to december 31 , 2020 , management has determined that the expected useful life of transaction verification servers would be five years . prior to december 31 , 2020 , management depreciated these servers over two years . this assessment takes into consideration the availability of historical data and management 's expectations regarding the direction of the industry including potential changes in technology . management will story_separator_special_tag the following discussion and analysis is intended as a review of significant factors affecting our financial condition and results of operations for the periods indicated . the discussion should be read in conjunction with our consolidated financial statements and the notes presented herein . in addition to historical information , the following management 's discussion and analysis of financial condition and results of operations contains forward-looking statements that involve risks and uncertainties . our actual results could differ significantly from those expressed , implied or anticipated in these forward-looking statements as a result of certain factors discussed herein and any other periodic reports filed and to be filed with the securities and exchange commission . cautionary note regarding forward-looking statements this report and other documents that we file with the securities and exchange commission contain forward-looking statements that are based on current expectations , estimates , forecasts and projections about our future performance , our business , our beliefs and our management 's assumptions . statements that are not historical facts are forward-looking statements . words such as “ expect , ” “ outlook , ” “ forecast , ” “ would , ” “ could , ” “ should , ” “ project , ” “ intend , ” “ plan , ” “ continue , ” “ sustain ” , “ on track ” , “ believe , ” “ seek , ” “ estimate , ” “ anticipate , ” “ may , ” “ assume , ” and variations of such words and similar expressions are often used to identify such forward-looking statements , which are made pursuant to the safe harbor provisions of the private securities litigation reform act of 1995. these forward- looking statements are not guarantees of future performance and involve risks , assumptions and uncertainties , including , but not limited to , those described in our reports that we file or furnish with the securities and exchange commission . should one or more of these risks or uncertainties materialize , or should underlying assumptions prove incorrect , actual results may vary materially from those indicated or anticipated by such forward-looking statements . accordingly , you are cautioned not to place undue reliance on these forward-looking statements , which speak only as of the date they are made . except to the extent required by law , we undertake no obligation to update publicly any forward-looking statements after the date they are made , whether as a result of new information , future events , changes in assumptions or otherwise . business of the company we were incorporated in the state of nevada on february 23 , 2010 under the name verve ventures , inc. as of the date of this filing , our name has been changed to marathon digital holdings , inc. on december 7 , 2011 , we changed our name to american strategic minerals corporation and were engaged in exploration and potential development of uranium and vanadium minerals business . in june 2012 , we discontinued our minerals business and began to invest in real estate properties in southern california . in october 2012 , we discontinued our real estate business when our former ceo joined the firm and we commenced our ip licensing operations , at which time the company 's name was changed to marathon patent group , inc. on november 1 , 2017 , we entered into a merger agreement with global bit ventures , inc. ( “ gbv ” ) , which is focused on mining digital assets . we have since purchased our cryptocurrency mining machines and established a data center in canada to mine digital assets . following the merger , we intended to add gbv 's existing technical capabilities and digital asset miners and expand our activities in the mining of new digital assets , while at the same time harvesting the value of our remaining ip assets . on june 28 , 2018 , the board has determined that it is in the best interests of the company and its shareholders to allow the amended merger agreement to expire on its current termination date of june 28 , 2018 without further negotiation or extension . the board approved to issue 750,000 shares of our common stock to gbv as a termination fee for canceling the proposed merger between the two companies . the fair value of the common stocks was $ 2,850,000 . 35 recent developments purchase of digital asset mining servers on september 30 , 2019 , the company consummated the purchase of 6000 s-9 bitmain 13.5 th/s bitcoin antminers ( “ miners ” ) from selectgreen blockchain ltd. , a british columbia corporation , for which the purchase price was $ 4,086,250 or 2,335,000 shares of its common stock at a price of $ 1.75 per share . as a result of an exchange cap requirement imposed in conjunction with the company 's listing of additional shares application filed with nasdaq to the transaction , the company issued 1,276,442 shares of its common stock which represented $ 2,233,773 of the $ 4,086,250 ( constituting 19.9 % of the issued and outstanding shares on the date of the asset purchase agreement ) and upon the receipt of shareholder approval , at the annual shareholders meetingto be held on november 15 , 2019 , the company can issue the balance of the 1,058,558 unregistered common stock shares . story_separator_special_tag we incurred other operating expenses of $ 7.2 million for the year ended december 31 , 2020 and $ 2.9 million for the year ended december 31 , 2019. for the year ended december 31 , 2020 , this represented an increase of $ 4.3 million or 144 % . these expenses primarily consisted of the impairment of mining equipment , compensation to our officers , directors and employees , professional fees and consulting incurred in connection with the day-to-day operation of our business and break-up fee to gbv . the operating expenses consisted of the following : replace_table_token_2_th ( 1 ) compensation expense and related taxes : compensation expense includes cash compensation and related payroll taxes and benefits , and non-cash equity compensation expenses . for the year ended december 31 , 2020 and 2019 , compensation expense and related payroll taxes were $ 4.7 million and $ 1.5 million , an increase of $ 3.3 million or 221 % . during the years ended december 31 , 2020 and 2019 , we recognized non-cash employee and board equity-based compensation of $ 1,258,735 and $ 674,182 , respectively . ( 2 ) consulting fees : for the year ended december 31 , 2020 and 2019 , we incurred consulting fees of $ 0.3 million and $ 0.1 million , respectively , an increase of $ 0.2 million or 131 % . consulting fees include consulting fees primarily for investor relations and public relations services as well as other consulting services . the increase in consulting fees for the year ended december 31 , 2020 compared to the same period in the prior year was primarily due to the write-off of prepaid consulting fees from a prior period . ( 3 ) professional fees : for the year ended december 31 , 2020 and 2019 , professional fees were $ 0.7 million and $ 0.4 million , respectively , an increase of $ 0.3 million or 74 % . professional fees primarily reflect the costs of professional outside accounting fees , legal fees and audit fees . the increase in professional fees was mainly the result of legal fees related to the atm financing offerings . 37 ( 4 ) other general and administrative expenses : for the year ended december 31 , 2020 and 2019 , other general and administrative expenses were $ 0.6 million and $ 0.5 million , respectively , an increase of $ 0.1 million or 18 % . general and administrative expenses reflect the other non-categorized operating costs of the company and include expenses related to being a public company , rent , insurance , technology and other expenses incurred to support the operations of the company . ( 5 ) impairment of mining equipment : for the years ended december 31 , 2020 , the company recorded a loss on the impairment of mining equipment in the amounts of $ 0.9 million . ( 6 ) impairment of leasehold improvements : for the years ended december 31 , 2019 , the company recorded a loss on the impairment of leasehold improvements in the amounts of $ 0.4 million . operating loss we reported operating loss from continuing operations of $ 9.8 million and $ 4.2 million for the years ended december 31 , 2020 and 2019 , respectively . other expenses total other expenses were $ 0.6 million for the year ended december 31 , 2020 compared to total other income of $ 0.7 million for the year ended december 31 , 2019. the changes are de minimis . net loss available to common shareholders we reported net loss of $ 10.4 million and $ 3.5 million for the year ended december 31 , 2020 and 2019 , respectively . story_separator_special_tag new roman , times , serif ; font-size : 10pt `` > during the month of april 2020 , the company issued 3,016,385 shares of common stock under the at the market offering for the total proceeds of $ 1,514,969 , net of offering cost of $ 58,532. during the month of may 2020 , the company issued 5,987,723 shares of common stock under the at the market offering for the total proceeds of $ 3,607,398 , net of offering cost of $ 127,765. during the month of june 2020 , the company issued 1,540,710 shares of common stock under the at the market offering for the total proceeds of $ 1,537,346 , net of offering cost of $ 51,526. on june 1 , 2020 , the company issued 2,023,739 shares of common stock in exchange for the conversion and extinguishment of the note payable outstanding in an amount of $ 999,106. during the month of august 2020 , the company issued 5,820,761 shares of common stock under the at the market offering for the total proceeds of $ 20,178,935 , net of offering cost of $ 630,283. during the month of september 2020 , the company issued 943,981 shares of common stock under the at the market offering for the total proceeds of $ 2,516,199 , net of offering cost of $ 78,874. during the month of october 2020 , the company issued 7,813,218 shares of common stock under the at the market offering for the total proceeds of $ 21,320,409 , net of offering cost of $ 665,773. on october 6 , 2020 , the company issued 6,000,000 shares of common stock in exchange for five years of services pursuant to the power purchase agreement and data facility services agreement for the total proceeds of $ 0 , net of offering cost of $ 0 valued at the time of execution at $ 1.87 per share or $ 11,220,000 in aggregate . during the month of november 2020 , the company issued 5,851,295 shares of common stock under the at the market offering for the total proceeds of $ 16,685,649 , net of offering cost of $ 519,992. during the month of december 2020 , the company issued 22,924,550 shares of

liquidity and capital resources the company 's consolidated financial statements have been prepared assuming that it will continue as a going concern , which contemplates continuity of operations , realization of assets , and liquidation of liabilities in the normal course of business . as reflected in the consolidated financial statements , the company had and accumulated deficit of approximately $ 116.1 million and $ 105.6 million at december 31 , 2020 and december 31 , 2019 , respectively , a net loss of approximately $ 10.4 million and $ 3.5 million , respectively , and approximately $ 7.8 million and $ 3.3 million net cash used in operating activities for the year ended december 31 , 2020 and december 31 , 2019 , respectively . liquidity is the ability of a company to generate funds to support its current and future operations , satisfy its obligations , and otherwise operate on an ongoing basis . at december 31 , 2020 , the company 's cash and cash equivalents balances totaled $ 141.3 million compared to $ 0.7 million at december 31 , 2019. the increase in liquidity is due to the issuance of common stock during 2020 as it relates to the various at the market offerings .


 Write a concise suspicious activity report of the following text delimited by triple backquotes. Return your response as a formal report which covers the key points highlighting the location,dates,entity names and account holder information in chronological order of the text.
     ```liquidity and capital resources the company 's consolidated financial statements have been prepared assuming that it will continue as a going concern , which contemplates continuity of operations , realization of assets , and liquidation of liabilities in the normal course of business . as reflected in the consolidated financial statements , the company had and accumulated deficit of approximately $ 116.1 million and $ 105.6 million at december 31 , 2020 and december 31 , 2019 , respectively , a net loss of approximately $ 10.4 million and $ 3.5 million , respectively , and approximately $ 7.8 million and $ 3.3 million net cash used in operating activities for the year ended december 31 , 2020 and december 31 , 2019 , respectively . liquidity is the ability of a company to generate funds to support its current and future operations , satisfy its obligations , and otherwise operate on an ongoing basis . at december 31 , 2020 , the company 's cash and cash equivalents balances totaled $ 141.3 million compared to $ 0.7 million at december 31 , 2019. the increase in liquidity is due to the issuance of common stock during 2020 as it relates to the various at the market offerings .
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 Suspicious Activity Report : subsequent to december 31 , 2020 , management has determined that the expected useful life of transaction verification servers would be five years . prior to december 31 , 2020 , management depreciated these servers over two years . this assessment takes into consideration the availability of historical data and management 's expectations regarding the direction of the industry including potential changes in technology . management will story_separator_special_tag the following discussion and analysis is intended as a review of significant factors affecting our financial condition and results of operations for the periods indicated . the discussion should be read in conjunction with our consolidated financial statements and the notes presented herein . in addition to historical information , the following management 's discussion and analysis of financial condition and results of operations contains forward-looking statements that involve risks and uncertainties . our actual results could differ significantly from those expressed , implied or anticipated in these forward-looking statements as a result of certain factors discussed herein and any other periodic reports filed and to be filed with the securities and exchange commission . cautionary note regarding forward-looking statements this report and other documents that we file with the securities and exchange commission contain forward-looking statements that are based on current expectations , estimates , forecasts and projections about our future performance , our business , our beliefs and our management 's assumptions . statements that are not historical facts are forward-looking statements . words such as “ expect , ” “ outlook , ” “ forecast , ” “ would , ” “ could , ” “ should , ” “ project , ” “ intend , ” “ plan , ” “ continue , ” “ sustain ” , “ on track ” , “ believe , ” “ seek , ” “ estimate , ” “ anticipate , ” “ may , ” “ assume , ” and variations of such words and similar expressions are often used to identify such forward-looking statements , which are made pursuant to the safe harbor provisions of the private securities litigation reform act of 1995. these forward- looking statements are not guarantees of future performance and involve risks , assumptions and uncertainties , including , but not limited to , those described in our reports that we file or furnish with the securities and exchange commission . should one or more of these risks or uncertainties materialize , or should underlying assumptions prove incorrect , actual results may vary materially from those indicated or anticipated by such forward-looking statements . accordingly , you are cautioned not to place undue reliance on these forward-looking statements , which speak only as of the date they are made . except to the extent required by law , we undertake no obligation to update publicly any forward-looking statements after the date they are made , whether as a result of new information , future events , changes in assumptions or otherwise . business of the company we were incorporated in the state of nevada on february 23 , 2010 under the name verve ventures , inc. as of the date of this filing , our name has been changed to marathon digital holdings , inc. on december 7 , 2011 , we changed our name to american strategic minerals corporation and were engaged in exploration and potential development of uranium and vanadium minerals business . in june 2012 , we discontinued our minerals business and began to invest in real estate properties in southern california . in october 2012 , we discontinued our real estate business when our former ceo joined the firm and we commenced our ip licensing operations , at which time the company 's name was changed to marathon patent group , inc. on november 1 , 2017 , we entered into a merger agreement with global bit ventures , inc. ( “ gbv ” ) , which is focused on mining digital assets . we have since purchased our cryptocurrency mining machines and established a data center in canada to mine digital assets . following the merger , we intended to add gbv 's existing technical capabilities and digital asset miners and expand our activities in the mining of new digital assets , while at the same time harvesting the value of our remaining ip assets . on june 28 , 2018 , the board has determined that it is in the best interests of the company and its shareholders to allow the amended merger agreement to expire on its current termination date of june 28 , 2018 without further negotiation or extension . the board approved to issue 750,000 shares of our common stock to gbv as a termination fee for canceling the proposed merger between the two companies . the fair value of the common stocks was $ 2,850,000 . 35 recent developments purchase of digital asset mining servers on september 30 , 2019 , the company consummated the purchase of 6000 s-9 bitmain 13.5 th/s bitcoin antminers ( “ miners ” ) from selectgreen blockchain ltd. , a british columbia corporation , for which the purchase price was $ 4,086,250 or 2,335,000 shares of its common stock at a price of $ 1.75 per share . as a result of an exchange cap requirement imposed in conjunction with the company 's listing of additional shares application filed with nasdaq to the transaction , the company issued 1,276,442 shares of its common stock which represented $ 2,233,773 of the $ 4,086,250 ( constituting 19.9 % of the issued and outstanding shares on the date of the asset purchase agreement ) and upon the receipt of shareholder approval , at the annual shareholders meetingto be held on november 15 , 2019 , the company can issue the balance of the 1,058,558 unregistered common stock shares . story_separator_special_tag we incurred other operating expenses of $ 7.2 million for the year ended december 31 , 2020 and $ 2.9 million for the year ended december 31 , 2019. for the year ended december 31 , 2020 , this represented an increase of $ 4.3 million or 144 % . these expenses primarily consisted of the impairment of mining equipment , compensation to our officers , directors and employees , professional fees and consulting incurred in connection with the day-to-day operation of our business and break-up fee to gbv . the operating expenses consisted of the following : replace_table_token_2_th ( 1 ) compensation expense and related taxes : compensation expense includes cash compensation and related payroll taxes and benefits , and non-cash equity compensation expenses . for the year ended december 31 , 2020 and 2019 , compensation expense and related payroll taxes were $ 4.7 million and $ 1.5 million , an increase of $ 3.3 million or 221 % . during the years ended december 31 , 2020 and 2019 , we recognized non-cash employee and board equity-based compensation of $ 1,258,735 and $ 674,182 , respectively . ( 2 ) consulting fees : for the year ended december 31 , 2020 and 2019 , we incurred consulting fees of $ 0.3 million and $ 0.1 million , respectively , an increase of $ 0.2 million or 131 % . consulting fees include consulting fees primarily for investor relations and public relations services as well as other consulting services . the increase in consulting fees for the year ended december 31 , 2020 compared to the same period in the prior year was primarily due to the write-off of prepaid consulting fees from a prior period . ( 3 ) professional fees : for the year ended december 31 , 2020 and 2019 , professional fees were $ 0.7 million and $ 0.4 million , respectively , an increase of $ 0.3 million or 74 % . professional fees primarily reflect the costs of professional outside accounting fees , legal fees and audit fees . the increase in professional fees was mainly the result of legal fees related to the atm financing offerings . 37 ( 4 ) other general and administrative expenses : for the year ended december 31 , 2020 and 2019 , other general and administrative expenses were $ 0.6 million and $ 0.5 million , respectively , an increase of $ 0.1 million or 18 % . general and administrative expenses reflect the other non-categorized operating costs of the company and include expenses related to being a public company , rent , insurance , technology and other expenses incurred to support the operations of the company . ( 5 ) impairment of mining equipment : for the years ended december 31 , 2020 , the company recorded a loss on the impairment of mining equipment in the amounts of $ 0.9 million . ( 6 ) impairment of leasehold improvements : for the years ended december 31 , 2019 , the company recorded a loss on the impairment of leasehold improvements in the amounts of $ 0.4 million . operating loss we reported operating loss from continuing operations of $ 9.8 million and $ 4.2 million for the years ended december 31 , 2020 and 2019 , respectively . other expenses total other expenses were $ 0.6 million for the year ended december 31 , 2020 compared to total other income of $ 0.7 million for the year ended december 31 , 2019. the changes are de minimis . net loss available to common shareholders we reported net loss of $ 10.4 million and $ 3.5 million for the year ended december 31 , 2020 and 2019 , respectively . story_separator_special_tag new roman , times , serif ; font-size : 10pt `` > during the month of april 2020 , the company issued 3,016,385 shares of common stock under the at the market offering for the total proceeds of $ 1,514,969 , net of offering cost of $ 58,532. during the month of may 2020 , the company issued 5,987,723 shares of common stock under the at the market offering for the total proceeds of $ 3,607,398 , net of offering cost of $ 127,765. during the month of june 2020 , the company issued 1,540,710 shares of common stock under the at the market offering for the total proceeds of $ 1,537,346 , net of offering cost of $ 51,526. on june 1 , 2020 , the company issued 2,023,739 shares of common stock in exchange for the conversion and extinguishment of the note payable outstanding in an amount of $ 999,106. during the month of august 2020 , the company issued 5,820,761 shares of common stock under the at the market offering for the total proceeds of $ 20,178,935 , net of offering cost of $ 630,283. during the month of september 2020 , the company issued 943,981 shares of common stock under the at the market offering for the total proceeds of $ 2,516,199 , net of offering cost of $ 78,874. during the month of october 2020 , the company issued 7,813,218 shares of common stock under the at the market offering for the total proceeds of $ 21,320,409 , net of offering cost of $ 665,773. on october 6 , 2020 , the company issued 6,000,000 shares of common stock in exchange for five years of services pursuant to the power purchase agreement and data facility services agreement for the total proceeds of $ 0 , net of offering cost of $ 0 valued at the time of execution at $ 1.87 per share or $ 11,220,000 in aggregate . during the month of november 2020 , the company issued 5,851,295 shares of common stock under the at the market offering for the total proceeds of $ 16,685,649 , net of offering cost of $ 519,992. during the month of december 2020 , the company issued 22,924,550 shares of

