recognition of an insurance settlement gain . our 2019 net income per share attributable to nl stockholders includes : a loss of $ .31 per share , net of income tax benefit , related to the litigation settlement expense , recognized mainly in the second quarter , income of $ .08 per share , net of income tax expense , related to insurance recoveries , recognized mainly in the second quarter , income of $ .07 per share , net of income tax expense , related to a gain from a sale of excess property , recognized in the third quarter , income of $ .05 per share , net of income tax expense , related to a gain from the sale of our insurance and risk management business , recognized in the fourth quarter , a loss of $ .03 per share related to kronos ' fourth quarter recognition of a non-cash deferred income tax expense primarily related to the revaluation of kronos ' net deferred income tax asset in germany as a result of a decrease in the german trade tax rate , income of $ .01 per share related to kronos ' fourth quarter recognition of an income tax benefit related to the favorable settlement of a prior year tax matter in germany , and income of $ .01 per share related to kronos ' insurance settlement gain recognized in the fourth quarter . our 2018 net loss per share attributable to nl stockholders includes : a loss of $ 1.01 per share related to the litigation settlement expense , recognized in the second quarter , a loss of $ .02 per share related to kronos ' tax on global intangible low-tax income , recognized in the fourth quarter , and a loss of $ .01 per share related to kronos ' reserve for uncertain tax positions , recognized in the first and fourth quarters . outlook we currently expect our net income attributable to nl stockholders in 2021 to be higher than 2020 primarily due to higher expected equity in earnings from kronos partially offset by higher litigation fees and related costs and higher environmental remediation and related costs . - 34 - income ( loss ) from operations the following table shows the components of our income ( loss ) from operations . replace_table_token_5_th n.m. not meaningful . the following table shows the components of our income ( loss ) before income taxes exclusive of our income ( loss ) from operations . replace_table_token_6_th n.m. not meaningful compx international inc. replace_table_token_7_th net sales - net sales decreased approximately $ 9.7 million in 2020 compared to 2019 primarily due to lower security products sales across a variety of markets due to reduced demand resulting from the covid-19 pandemic , offset slightly by higher marine component sales to the towboat market . relative changes in selling prices did not have a material impact on net sales comparisons . - 35 - net sales increased approximately $ 6.0 million in 2019 compared to 2018 primarily due to higher marine components sales to the towboat market . relative changes in selling prices did not have a material impact on net sales comparisons . cost of sales and gross margin - cost of sales decreased in 2020 compared to 2019 primarily due to the effects of lower sales for compx 's security products business slightly offset by the higher compx marine component sales discussed above . gross margin as a percentage of sales decreased over the same period primarily as a result of the lower gross margin percentage at security products . cost of sales increased in 2019 compared to 2018 due to the effects of increased sales for both compx 's security products and marine components businesses and increased labor costs at security products . as a result , gross margin as a percentage of sales decreased over the same period . the decrease in gross margin percentage is the result of the decline in security products gross margin percentage in 2019 as compared to 2018. operating costs and expenses - operating costs and expenses consist primarily of sales and administrative-related personnel costs , sales commissions and advertising expenses directly related to product sales and administrative costs relating to compx 's businesses and its corporate management activities , as well as gains and losses on property and equipment . operating costs and expenses as a percentage of sales increased in 2020 compared to 2019 due to the effect of lower sales . operating costs and expenses as a percentage of sales in 2019 were comparable to 2018. income from operations - as a percentage of net sales , operating income decreased from 2019 to 2020 and decreased from 2018 to 2019. operating margins were primarily impacted by the factors impacting net sales , cost of sales , gross margin and operating costs discussed above . general - compx 's profitability primarily depends on its ability to utilize production capacity effectively , which is affected by , among other things , the demand for its products and its ability to control manufacturing costs , primarily comprised of labor costs and materials . the materials used in its products consist of purchased components and raw materials some of which are subject to fluctuations in the commodity markets such as zinc , brass and stainless steel . total material costs represented approximately 43 % of compx 's cost of sales in 2020 , with commodity-related raw materials accounting for approximately 12 % of cost of sales . during 2019 and 2020 , markets for the primary commodity-related raw materials used in the manufacture of its locking mechanisms , primarily zinc and brass , remained relatively stable . over those same periods , the market for stainless steel , the primary raw material used for the manufacture of marine exhaust headers and pipes and wake enhancement systems , also remained relatively stable . story_separator_special_tag kronos experienced lower sales volumes in all major markets in 2020 as compared to sales volumes in 2019 , primarily due to demand contraction related to the covid-19 pandemic , which mainly impacted the second and third quarters . the following table shows kronos ' capacity utilization rates during 2019 and 2020. kronos ' production rates in 2020 were impacted by the covid-19 pandemic as it decreased production levels early in the third quarter to correspond with a temporary decline in market demand , then increased production levels later in the third quarter and into the fourth quarter to align with improved demand and its market expectations for the near term . replace_table_token_11_th - 41 - net sales - kronos ' net sales decreased $ 92.3 million , or 5 % , in 2020 compared to 2019 , primarily due to a 6 % decrease in sales volumes ( which decreased net sales by approximately $ 104 million ) and a 2 % decrease in average tio 2 selling prices ( which decreased net sales by approximately $ 35 million ) . in addition to the impact of lower sales volumes and lower average selling prices , kronos estimates that changes in currency exchange rates ( primarily the euro ) increased its net sales by approximately $ 9 million , or 1 % , as compared to 2019. kronos ' sales volumes decreased 6 % in 2020 as compared to the sales volumes of 2019 due to lower sales volumes in all major markets , with the european and export markets experiencing the most significant reductions . a significant portion of the sales volume decrease occurred in the second and third quarters as a result of the demand contraction related to the covid-19 pandemic . kronos ' net sales increased $ 69.2 million , or 4 % , in 2019 compared to 2018 , primarily due to the net effect of a 6 % decrease in average tio 2 selling prices ( which decreased net sales by approximately $ 100 million ) , a 15 % increase in sales volumes ( which increased net sales by approximately $ 249 million ) and changes in currency exchange rates . tio 2 selling prices will increase or decrease generally as a result of competitive market pressures , changes in the relative level of supply and demand as well as changes in raw material and other manufacturing costs . kronos ' sales volumes increased 15 % in 2019 as compared to the sales volumes of 2018 primarily due to strength in the european , north american and export markets in 2019 as compared to 2018. in addition to the impact of changes in average tio 2 selling prices and sales volumes , kronos estimates that changes in currency exchange rates decreased its net sales by approximately $ 49 million , or 3 % , as compared to 2018. cost of sales and gross margin - kronos ' cost of sales decreased $ 57.3 million , or 4 % , in 2020 compared to 2019 due to the net effect of a 6 % decrease in sales volumes , higher raw materials and other production costs of approximately $ 6 million ( including higher cost for third-party feedstock and other raw materials ) and currency exchange rate fluctuations . kronos ' cost of sales per metric ton of tio 2 sold in 2020 was higher as compared to 2019 ( excluding the effect of changes in currency exchange rates ) primarily due to a moderate rise in the cost of third-party feedstock we procured in 2019 and the first half of 2020. kronos ' cost of sales as a percentage of net sales increased to 79 % in 2020 compared to 78 % in 2019 primarily due to the unfavorable effects of lower average tio 2 selling prices and higher raw materials and other production costs , as discussed above , partially offset by improved sales and production volumes from its ilmenite mine operations . kronos ' gross margin as a percentage of net sales decreased to 21 % in 2020 compared to 22 % in 2019. as discussed and quantified above , kronos ' gross margin as a percentage of net sales decreased primarily due to the net effect of lower sales volumes , lower average tio 2 selling prices , higher raw materials and other production costs and higher sales from its ilmenite mine operations . kronos ' cost of sales increased $ 245.2 million or 22 % in 2019 compared to 2018 primarily due to the net impact of a 15 % increase in sales volumes , higher raw materials and other production costs of approximately $ 122 million ( including higher cost for third-party feedstock costs , energy and other raw materials ) and currency fluctuations ( primarily the euro ) . kronos ' cost of sales as a percentage of net sales increased to 78 % in 2019 compared to 66 % in 2018 primarily due to the unfavorable effects of lower average selling prices and higher raw materials and other production costs , as discussed above . kronos ' gross margin as a percentage of net sales decreased to 22 % in 2019 compared to 34 % in 2018. as discussed and quantified above , kronos ' gross margin decreased primarily due to the net effect of lower average selling prices , higher sales volumes and higher raw materials and other production costs . other operating income and expense , net - kronos ' selling , general and administrative expenses decreased $ 9.6 million , or 4 % , in 2020 compared to 2019 primarily due to variable costs related to lower overall sales volumes . kronos ' selling , general and administrative expenses were $ 228.2 million in 2019 , which were comparable to such expenses in 2018. income from operations - income from operations decreased by $ 29.6 million , from $ 145.8 million in 2019

liquidity and capital resources consolidated cash flows operating activities trends in cash flows from operating activities , excluding the impact of deferred taxes and relative changes in assets and liabilities , are generally similar to trends in our income ( loss ) from operations . changes in working capital are primarily related to changes in receivables and inventories ( as discussed below ) and payables and accrued liabilities . net cash provided by operating activities was $ 19.0 million in 2020 compared to $ 27.4 million in 2019. the $ 8.4 million net decrease in cash provided by operating activities includes the net effects of : first annual installment payment of $ 12.0 million in 2020 compared to the initial cash payment of $ 25.0 million in 2019 related to the litigation settlement discussed in note 17 to our consolidated financial statements ; higher net cash used for relative changes in receivables , inventories , prepaid expenses , payables and accrued liabilities in 2020 of $ 14.8 primarily due to the reclassification of $ 15.0 million from accrued insurance recovery receivable to noncurrent restricted cash in 2019 ; lower income from operations from compx in 2020 of $ 5.9 million ; lower cash received for insurance recoveries in 2020 of $ 5.3 million ; lower cash paid for environmental remediation and related costs in 2020 of $ 2.0 million related to settlement of an environmental site in 2019 ; and a $ 2.8 million decrease in interest received in 2020 due to lower average interest rates and to a lesser extent a lower average affiliate receivable balance , partially offset by the relative timing of interest received .


 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 consolidated cash flows operating activities trends in cash flows from operating activities , excluding the impact of deferred taxes and relative changes in assets and liabilities , are generally similar to trends in our income ( loss ) from operations . changes in working capital are primarily related to changes in receivables and inventories ( as discussed below ) and payables and accrued liabilities . net cash provided by operating activities was $ 19.0 million in 2020 compared to $ 27.4 million in 2019. the $ 8.4 million net decrease in cash provided by operating activities includes the net effects of : first annual installment payment of $ 12.0 million in 2020 compared to the initial cash payment of $ 25.0 million in 2019 related to the litigation settlement discussed in note 17 to our consolidated financial statements ; higher net cash used for relative changes in receivables , inventories , prepaid expenses , payables and accrued liabilities in 2020 of $ 14.8 primarily due to the reclassification of $ 15.0 million from accrued insurance recovery receivable to noncurrent restricted cash in 2019 ; lower income from operations from compx in 2020 of $ 5.9 million ; lower cash received for insurance recoveries in 2020 of $ 5.3 million ; lower cash paid for environmental remediation and related costs in 2020 of $ 2.0 million related to settlement of an environmental site in 2019 ; and a $ 2.8 million decrease in interest received in 2020 due to lower average interest rates and to a lesser extent a lower average affiliate receivable balance , partially offset by the relative timing of interest received .
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 Suspicious Activity Report : recognition of an insurance settlement gain . our 2019 net income per share attributable to nl stockholders includes : a loss of $ .31 per share , net of income tax benefit , related to the litigation settlement expense , recognized mainly in the second quarter , income of $ .08 per share , net of income tax expense , related to insurance recoveries , recognized mainly in the second quarter , income of $ .07 per share , net of income tax expense , related to a gain from a sale of excess property , recognized in the third quarter , income of $ .05 per share , net of income tax expense , related to a gain from the sale of our insurance and risk management business , recognized in the fourth quarter , a loss of $ .03 per share related to kronos ' fourth quarter recognition of a non-cash deferred income tax expense primarily related to the revaluation of kronos ' net deferred income tax asset in germany as a result of a decrease in the german trade tax rate , income of $ .01 per share related to kronos ' fourth quarter recognition of an income tax benefit related to the favorable settlement of a prior year tax matter in germany , and income of $ .01 per share related to kronos ' insurance settlement gain recognized in the fourth quarter . our 2018 net loss per share attributable to nl stockholders includes : a loss of $ 1.01 per share related to the litigation settlement expense , recognized in the second quarter , a loss of $ .02 per share related to kronos ' tax on global intangible low-tax income , recognized in the fourth quarter , and a loss of $ .01 per share related to kronos ' reserve for uncertain tax positions , recognized in the first and fourth quarters . outlook we currently expect our net income attributable to nl stockholders in 2021 to be higher than 2020 primarily due to higher expected equity in earnings from kronos partially offset by higher litigation fees and related costs and higher environmental remediation and related costs . - 34 - income ( loss ) from operations the following table shows the components of our income ( loss ) from operations . replace_table_token_5_th n.m. not meaningful . the following table shows the components of our income ( loss ) before income taxes exclusive of our income ( loss ) from operations . replace_table_token_6_th n.m. not meaningful compx international inc. replace_table_token_7_th net sales - net sales decreased approximately $ 9.7 million in 2020 compared to 2019 primarily due to lower security products sales across a variety of markets due to reduced demand resulting from the covid-19 pandemic , offset slightly by higher marine component sales to the towboat market . relative changes in selling prices did not have a material impact on net sales comparisons . - 35 - net sales increased approximately $ 6.0 million in 2019 compared to 2018 primarily due to higher marine components sales to the towboat market . relative changes in selling prices did not have a material impact on net sales comparisons . cost of sales and gross margin - cost of sales decreased in 2020 compared to 2019 primarily due to the effects of lower sales for compx 's security products business slightly offset by the higher compx marine component sales discussed above . gross margin as a percentage of sales decreased over the same period primarily as a result of the lower gross margin percentage at security products . cost of sales increased in 2019 compared to 2018 due to the effects of increased sales for both compx 's security products and marine components businesses and increased labor costs at security products . as a result , gross margin as a percentage of sales decreased over the same period . the decrease in gross margin percentage is the result of the decline in security products gross margin percentage in 2019 as compared to 2018. operating costs and expenses - operating costs and expenses consist primarily of sales and administrative-related personnel costs , sales commissions and advertising expenses directly related to product sales and administrative costs relating to compx 's businesses and its corporate management activities , as well as gains and losses on property and equipment . operating costs and expenses as a percentage of sales increased in 2020 compared to 2019 due to the effect of lower sales . operating costs and expenses as a percentage of sales in 2019 were comparable to 2018. income from operations - as a percentage of net sales , operating income decreased from 2019 to 2020 and decreased from 2018 to 2019. operating margins were primarily impacted by the factors impacting net sales , cost of sales , gross margin and operating costs discussed above . general - compx 's profitability primarily depends on its ability to utilize production capacity effectively , which is affected by , among other things , the demand for its products and its ability to control manufacturing costs , primarily comprised of labor costs and materials . the materials used in its products consist of purchased components and raw materials some of which are subject to fluctuations in the commodity markets such as zinc , brass and stainless steel . total material costs represented approximately 43 % of compx 's cost of sales in 2020 , with commodity-related raw materials accounting for approximately 12 % of cost of sales . during 2019 and 2020 , markets for the primary commodity-related raw materials used in the manufacture of its locking mechanisms , primarily zinc and brass , remained relatively stable . over those same periods , the market for stainless steel , the primary raw material used for the manufacture of marine exhaust headers and pipes and wake enhancement systems , also remained relatively stable . story_separator_special_tag kronos experienced lower sales volumes in all major markets in 2020 as compared to sales volumes in 2019 , primarily due to demand contraction related to the covid-19 pandemic , which mainly impacted the second and third quarters . the following table shows kronos ' capacity utilization rates during 2019 and 2020. kronos ' production rates in 2020 were impacted by the covid-19 pandemic as it decreased production levels early in the third quarter to correspond with a temporary decline in market demand , then increased production levels later in the third quarter and into the fourth quarter to align with improved demand and its market expectations for the near term . replace_table_token_11_th - 41 - net sales - kronos ' net sales decreased $ 92.3 million , or 5 % , in 2020 compared to 2019 , primarily due to a 6 % decrease in sales volumes ( which decreased net sales by approximately $ 104 million ) and a 2 % decrease in average tio 2 selling prices ( which decreased net sales by approximately $ 35 million ) . in addition to the impact of lower sales volumes and lower average selling prices , kronos estimates that changes in currency exchange rates ( primarily the euro ) increased its net sales by approximately $ 9 million , or 1 % , as compared to 2019. kronos ' sales volumes decreased 6 % in 2020 as compared to the sales volumes of 2019 due to lower sales volumes in all major markets , with the european and export markets experiencing the most significant reductions . a significant portion of the sales volume decrease occurred in the second and third quarters as a result of the demand contraction related to the covid-19 pandemic . kronos ' net sales increased $ 69.2 million , or 4 % , in 2019 compared to 2018 , primarily due to the net effect of a 6 % decrease in average tio 2 selling prices ( which decreased net sales by approximately $ 100 million ) , a 15 % increase in sales volumes ( which increased net sales by approximately $ 249 million ) and changes in currency exchange rates . tio 2 selling prices will increase or decrease generally as a result of competitive market pressures , changes in the relative level of supply and demand as well as changes in raw material and other manufacturing costs . kronos ' sales volumes increased 15 % in 2019 as compared to the sales volumes of 2018 primarily due to strength in the european , north american and export markets in 2019 as compared to 2018. in addition to the impact of changes in average tio 2 selling prices and sales volumes , kronos estimates that changes in currency exchange rates decreased its net sales by approximately $ 49 million , or 3 % , as compared to 2018. cost of sales and gross margin - kronos ' cost of sales decreased $ 57.3 million , or 4 % , in 2020 compared to 2019 due to the net effect of a 6 % decrease in sales volumes , higher raw materials and other production costs of approximately $ 6 million ( including higher cost for third-party feedstock and other raw materials ) and currency exchange rate fluctuations . kronos ' cost of sales per metric ton of tio 2 sold in 2020 was higher as compared to 2019 ( excluding the effect of changes in currency exchange rates ) primarily due to a moderate rise in the cost of third-party feedstock we procured in 2019 and the first half of 2020. kronos ' cost of sales as a percentage of net sales increased to 79 % in 2020 compared to 78 % in 2019 primarily due to the unfavorable effects of lower average tio 2 selling prices and higher raw materials and other production costs , as discussed above , partially offset by improved sales and production volumes from its ilmenite mine operations . kronos ' gross margin as a percentage of net sales decreased to 21 % in 2020 compared to 22 % in 2019. as discussed and quantified above , kronos ' gross margin as a percentage of net sales decreased primarily due to the net effect of lower sales volumes , lower average tio 2 selling prices , higher raw materials and other production costs and higher sales from its ilmenite mine operations . kronos ' cost of sales increased $ 245.2 million or 22 % in 2019 compared to 2018 primarily due to the net impact of a 15 % increase in sales volumes , higher raw materials and other production costs of approximately $ 122 million ( including higher cost for third-party feedstock costs , energy and other raw materials ) and currency fluctuations ( primarily the euro ) . kronos ' cost of sales as a percentage of net sales increased to 78 % in 2019 compared to 66 % in 2018 primarily due to the unfavorable effects of lower average selling prices and higher raw materials and other production costs , as discussed above . kronos ' gross margin as a percentage of net sales decreased to 22 % in 2019 compared to 34 % in 2018. as discussed and quantified above , kronos ' gross margin decreased primarily due to the net effect of lower average selling prices , higher sales volumes and higher raw materials and other production costs . other operating income and expense , net - kronos ' selling , general and administrative expenses decreased $ 9.6 million , or 4 % , in 2020 compared to 2019 primarily due to variable costs related to lower overall sales volumes . kronos ' selling , general and administrative expenses were $ 228.2 million in 2019 , which were comparable to such expenses in 2018. income from operations - income from operations decreased by $ 29.6 million , from $ 145.8 million in 2019

