
| (1) | Free cash flow is a non-GAAP financial measure; please see reconciliation of Cash Flows from Operating Activities to Free Cash Flow in Footnote Table 5. | |||||||
| (2) | Adjusted net income is a non-GAAP financial measure; please see reconciliation of Net Income to Adjusted Net Income in Footnote Table 3 and 4. | |||||||
| (3) | Adjusted operating income is a non-GAAP financial measure; please see reconciliation of Operating Income to Adjusted Operating Income in Footnote Table 1 and 2. | |||||||
| Three Months Ended | |||||||||||||||||||||||
| December 31, | September 30, | ||||||||||||||||||||||
| 2024 | 2023 | 2024 | |||||||||||||||||||||
Revenue: | |||||||||||||||||||||||
| Completion and Production | $ | 3,178 | $ | 3,317 | $ | 3,299 | |||||||||||||||||
| Drilling and Evaluation | 2,432 | 2,422 | 2,398 | ||||||||||||||||||||
| Total revenue | $ | 5,610 | $ | 5,739 | $ | 5,697 | |||||||||||||||||
Operating income: | |||||||||||||||||||||||
| Completion and Production | $ | 629 | $ | 716 | $ | 669 | |||||||||||||||||
| Drilling and Evaluation | 401 | 420 | 406 | ||||||||||||||||||||
| Corporate and other | (65) | (63) | (60) | ||||||||||||||||||||
| SAP S4 upgrade expense | (33) | (15) | (28) | ||||||||||||||||||||
Impairments and other charges (a) | — | — | (116) | ||||||||||||||||||||
Total operating income | 932 | 1,058 | 871 | ||||||||||||||||||||
| Interest expense, net | (84) | (98) | (85) | ||||||||||||||||||||
| Argentina currency impact (b) | — | (103) | — | ||||||||||||||||||||
| Loss on Blue Chip Swap transactions (c) | (8) | (6) | — | ||||||||||||||||||||
| Other, net | (47) | (16) | (52) | ||||||||||||||||||||
Income before income taxes | 793 | 835 | 734 | ||||||||||||||||||||
Income tax provision (d) | (179) | (168) | (154) | ||||||||||||||||||||
Net income | $ | 614 | $ | 667 | $ | 580 | |||||||||||||||||
Net (income) loss attributable to noncontrolling interest | 1 | (6) | (9) | ||||||||||||||||||||
Net income attributable to company | $ | 615 | $ | 661 | $ | 571 | |||||||||||||||||
Basic and diluted net income per share | $ | 0.70 | $ | 0.74 | $ | 0.65 | |||||||||||||||||
| Basic weighted average common shares outstanding | 875 | 893 | 881 | ||||||||||||||||||||
| Diluted weighted average common shares outstanding | 875 | 897 | 881 | ||||||||||||||||||||
| (a) | See Footnote Table 1 for details of the impairments and other charges recorded during the three months ended September 30, 2024. | ||||||||||||||||||||||
| (b) | During the three months ended December 31, 2023, Argentina devalued its peso by more than 50%. Consequently, Halliburton incurred a loss of $103 million due to the devaluation of the currency in Argentina. | ||||||||||||||||||||||
| (c) | The Central Bank of Argentina maintains currency controls that limit our ability to access U.S. dollars in Argentina and remit cash from our Argentine operations. The execution of certain trades known as Blue Chip Swaps, effectively results in a parallel U.S. dollar exchange rate. | ||||||||||||||||||||||
| (d) | The income tax provision during the three months ended September 30, 2024, includes a $41 million tax benefit associated with a partial release of a valuation allowance on deferred tax assets based on market conditions, as well as the tax effect on impairments and other charges. The tax provision during the three months ended December 31, 2023 includes the tax effect on the Argentina currency impact and the loss on Blue Chip Swap transactions. | ||||||||||||||||||||||
See Footnote Table 1 for Reconciliation of Operating Income to Adjusted Operating Income. | |||||||||||||||||||||||
See Footnote Table 3 for Reconciliation of Net Income to Adjusted Net Income. | |||||||||||||||||||||||
| Year Ended | |||||||||||||||||
| December 31, | |||||||||||||||||
| 2024 | 2023 | ||||||||||||||||
Revenue: | |||||||||||||||||
| Completion and Production | $ | 13,251 | $ | 13,689 | |||||||||||||
| Drilling and Evaluation | 9,693 | 9,329 | |||||||||||||||
| Total revenue | $ | 22,944 | $ | 23,018 | |||||||||||||
Operating income: | |||||||||||||||||
| Completion and Production | $ | 2,709 | $ | 2,835 | |||||||||||||
| Drilling and Evaluation | 1,608 | 1,543 | |||||||||||||||
| Corporate and other | (255) | (244) | |||||||||||||||
| SAP S4 upgrade expense | (124) | (51) | |||||||||||||||
Impairments and other charges (a) | (116) | — | |||||||||||||||
Total operating income | 3,822 | 4,083 | |||||||||||||||
| Interest expense, net | (353) | (395) | |||||||||||||||
| Loss on Blue Chip Swap transactions (b) | (8) | (110) | |||||||||||||||
| Argentina currency impact (c) | — | (131) | |||||||||||||||
| Other, net (d) | (227) | (84) | |||||||||||||||
Income before income taxes | 3,234 | 3,363 | |||||||||||||||
Income tax provision (e) | (718) | (701) | |||||||||||||||
Net income | $ | 2,516 | $ | 2,662 | |||||||||||||
Net income attributable to noncontrolling interest | (15) | (24) | |||||||||||||||
Net income attributable to company | $ | 2,501 | $ | 2,638 | |||||||||||||
Basic net income per share | $ | 2.84 | $ | 2.93 | |||||||||||||
Diluted net income per share | $ | 2.83 | $ | 2.92 | |||||||||||||
| Basic weighted average common shares outstanding | 882 | 899 | |||||||||||||||
| Diluted weighted average common shares outstanding | 883 | 902 | |||||||||||||||
| (a) | See Footnote Table 2 for details of the impairments and other charges recorded during the year ended December 31, 2024. | ||||||||||||||||
| (b) | The Central Bank of Argentina maintains currency controls that limit our ability to access U.S. dollars in Argentina and remit cash from our Argentina operations. The execution of certain trades known as Blue Chip Swaps, effectively results in a parallel U.S. dollar exchange rate. | ||||||||||||||||
| (c) | During the three months ended December 31, 2023, Argentina devalued its peso by more than 50%. Consequently, Halliburton incurred a loss of $103 million due to the devaluation of the currency in Argentina. | ||||||||||||||||
| (d) | During the year ended December 31, 2024, Halliburton incurred a charge of $82 million in March 2024, primarily due to the impairment of an investment in Argentina and currency devaluation in Egypt. | ||||||||||||||||
| (e) | During the year ended December 31, 2024, the tax provision includes a $41 million tax benefit associated with a partial release of a valuation allowance on deferred tax assets based on market conditions, as well as the tax effects on impairments and other charges, the impairment of an investment in Argentina, and Egypt currency impact. During the year ended December 31, 2023, the tax provision includes the tax effect on the loss on Blue Chip Swap transactions and Argentina currency impact. | ||||||||||||||||
See Footnote Table 2 for Reconciliation of Operating Income to Adjusted Operating Income. | |||||||||||||||||
See Footnote Table 4 for Reconciliation of Net Income to Adjusted Net Income. | |||||||||||||||||
| December 31, | December 31, | |||||||||||||
| 2024 | 2023 | |||||||||||||
| Assets | ||||||||||||||
| Current assets: | ||||||||||||||
| Cash and equivalents | $ | 2,618 | $ | 2,264 | ||||||||||
| Receivables, net | 5,117 | 4,860 | ||||||||||||
| Inventories | 3,040 | 3,226 | ||||||||||||
| Other current assets | 1,607 | 1,193 | ||||||||||||
| Total current assets | 12,382 | 11,543 | ||||||||||||
| Property, plant, and equipment, net | 5,113 | 4,900 | ||||||||||||
| Goodwill | 2,838 | 2,850 | ||||||||||||
| Deferred income taxes | 2,339 | 2,505 | ||||||||||||
| Operating lease right-of-use assets | 1,022 | 1,088 | ||||||||||||
| Other assets | 1,893 | 1,797 | ||||||||||||
| Total assets | $ | 25,587 | $ | 24,683 | ||||||||||
| Liabilities and Shareholders’ Equity | ||||||||||||||
| Current liabilities: | ||||||||||||||
| Accounts payable | $ | 3,189 | $ | 3,147 | ||||||||||
| Accrued employee compensation and benefits | 711 | 689 | ||||||||||||
| Current maturities of long-term debt | 381 | — | ||||||||||||
| Current portion of operating lease liabilities | 263 | 262 | ||||||||||||
| Other current liabilities | 1,506 | 1,510 | ||||||||||||
| Total current liabilities | 6,050 | 5,608 | ||||||||||||
| Long-term debt | 7,160 | 7,636 | ||||||||||||
| Operating lease liabilities | 798 | 911 | ||||||||||||
| Employee compensation and benefits | 414 | 408 | ||||||||||||
| Other liabilities | 617 | 687 | ||||||||||||
| Total liabilities | 15,039 | 15,250 | ||||||||||||
| Company shareholders’ equity | 10,506 | 9,391 | ||||||||||||
| Noncontrolling interest in consolidated subsidiaries | 42 | 42 | ||||||||||||
| Total shareholders’ equity | 10,548 | 9,433 | ||||||||||||
| Total liabilities and shareholders’ equity | $ | 25,587 | $ | 24,683 | ||||||||||
| Year Ended | Three Months Ended | |||||||||||||||||||
| December 31, | December 31, | |||||||||||||||||||
| 2024 | 2023 | 2024 | ||||||||||||||||||
| Cash flows from operating activities: | ||||||||||||||||||||
Net income | $ | 2,516 | $ | 2,662 | $ | 614 | ||||||||||||||
Adjustments to reconcile net income to cash flows from operating activities: | ||||||||||||||||||||
| Depreciation, depletion, and amortization | 1,079 | 998 | 275 | |||||||||||||||||
| Deferred income tax provision | 148 | 196 | 107 | |||||||||||||||||
| Impairments and other charges | 116 | — | — | |||||||||||||||||
| Working capital (a) | (103) | (511) | 542 | |||||||||||||||||
| Other operating activities | 109 | 113 | (82) | |||||||||||||||||
Total cash flows provided by operating activities | 3,865 | 3,458 | 1,456 | |||||||||||||||||
| Cash flows from investing activities: | ||||||||||||||||||||
| Capital expenditures | (1,442) | (1,379) | (426) | |||||||||||||||||
| Proceeds from sales of property, plant, and equipment | 223 | 195 | 74 | |||||||||||||||||
| Other investing activities | (435) | (475) | (92) | |||||||||||||||||
| Total cash flows used in investing activities | (1,654) | (1,659) | (444) | |||||||||||||||||
| Cash flows from financing activities: | ||||||||||||||||||||
| Stock repurchase program | (1,005) | (800) | (309) | |||||||||||||||||
| Dividends to shareholders | (600) | (576) | (148) | |||||||||||||||||
| Payments on long-term borrowings | (100) | (305) | (100) | |||||||||||||||||
| Other financing activities | (25) | 10 | 12 | |||||||||||||||||
| Total cash flows used in financing activities | (1,730) | (1,671) | (545) | |||||||||||||||||
| Effect of exchange rate changes on cash | (127) | (210) | (27) | |||||||||||||||||
Increase (decrease) in cash and equivalents | 354 | (82) | 440 | |||||||||||||||||
| Cash and equivalents at beginning of period | 2,264 | 2,346 | 2,178 | |||||||||||||||||
| Cash and equivalents at end of period | $ | 2,618 | $ | 2,264 | $ | 2,618 | ||||||||||||||
| (a) | Working capital includes receivables, inventories, and accounts payable. | |||||||||||||||||||
See Footnote Table 5 for Reconciliation of Cash Flows from Operating Activities to Free Cash Flow. | ||||||||||||||||||||
| Three Months Ended | |||||||||||||||||
| December 31, | September 30, | ||||||||||||||||
| Revenue | 2024 | 2023 | 2024 | ||||||||||||||
| By operating segment: | |||||||||||||||||
| Completion and Production | $ | 3,178 | $ | 3,317 | $ | 3,299 | |||||||||||
| Drilling and Evaluation | 2,432 | 2,422 | 2,398 | ||||||||||||||
| Total revenue | $ | 5,610 | $ | 5,739 | $ | 5,697 | |||||||||||
| By geographic region: | |||||||||||||||||
| North America | $ | 2,213 | $ | 2,423 | $ | 2,386 | |||||||||||
| Latin America | 953 | 1,030 | 1,053 | ||||||||||||||
| Europe/Africa/CIS | 795 | 767 | 722 | ||||||||||||||
| Middle East/Asia | 1,649 | 1,519 | 1,536 | ||||||||||||||
| Total revenue | $ | 5,610 | $ | 5,739 | $ | 5,697 | |||||||||||
Operating Income | |||||||||||||||||
| By operating segment: | |||||||||||||||||
| Completion and Production | $ | 629 | $ | 716 | $ | 669 | |||||||||||
| Drilling and Evaluation | 401 | 420 | 406 | ||||||||||||||
| Total operations | 1,030 | 1,136 | 1,075 | ||||||||||||||
| Corporate and other | (65) | (63) | (60) | ||||||||||||||
| SAP S4 upgrade expense | (33) | (15) | (28) | ||||||||||||||
Impairments and other charges | — | — | (116) | ||||||||||||||
Total operating income | $ | 932 | $ | 1,058 | $ | 871 | |||||||||||
See Footnote Table 1 for Reconciliation of Operating Income to Adjusted Operating Income. | |||||||||||||||||
| Year Ended | |||||||||||
| December 31, | |||||||||||
| Revenue | 2024 | 2023 | |||||||||
| By operating segment: | |||||||||||
| Completion and Production | $ | 13,251 | $ | 13,689 | |||||||
| Drilling and Evaluation | 9,693 | 9,329 | |||||||||
| Total revenue | $ | 22,944 | $ | 23,018 | |||||||
| By geographic region: | |||||||||||
| North America | $ | 9,626 | $ | 10,492 | |||||||
| Latin America | 4,211 | 3,987 | |||||||||
| Europe/Africa/CIS | 3,003 | 2,861 | |||||||||
| Middle East/Asia | 6,104 | 5,678 | |||||||||
| Total revenue | $ | 22,944 | $ | 23,018 | |||||||
Operating Income | |||||||||||
| By operating segment: | |||||||||||
| Completion and Production | $ | 2,709 | $ | 2,835 | |||||||
| Drilling and Evaluation | 1,608 | 1,543 | |||||||||
| Total operations | 4,317 | 4,378 | |||||||||
| Corporate and other | (255) | (244) | |||||||||
| SAP S4 upgrade expense | (124) | (51) | |||||||||
Impairments and other charges | (116) | — | |||||||||
Total operating income | $ | 3,822 | $ | 4,083 | |||||||
See Footnote Table 2 for Reconciliation of Operating Income to Adjusted Operating Income. | |||||||||||
| Three Months Ended | ||||||||||||||||||||
| December 31, | September 30, | |||||||||||||||||||
| 2024 | 2023 | 2024 | ||||||||||||||||||
Operating income | $ | 932 | $ | 1,058 | $ | 871 | ||||||||||||||
Impairments and other charges: | ||||||||||||||||||||
| Severance | — | — | 63 | |||||||||||||||||
Impairment of assets held for sale | — | — | 49 | |||||||||||||||||
| Cybersecurity incident | — | — | 35 | |||||||||||||||||
Gain on an equity investment | — | — | (43) | |||||||||||||||||
| Other | — | — | 12 | |||||||||||||||||
Total impairments and other charges (a) | — | — | 116 | |||||||||||||||||
Adjusted operating income (b) (c) | $ | 932 | $ | 1,058 | $ | 987 | ||||||||||||||
| (a) | During the three months ended September 30, 2024, Halliburton recognized a pre-tax charge of $116 million as a result of severance costs, an impairment of assets held for sale, expenses related to a cybersecurity incident, a gain on a fair value adjustment of an equity investment, and other items. | |||||||||||||||||||
| (b) | Adjusted operating income is a non-GAAP financial measure which is calculated as: “Operating income” plus “Total impairments and other charges” for the respective periods. Management believes that operating income adjusted for impairments and other charges is useful to investors to assess and understand operating performance, especially when comparing those results with previous and subsequent periods or forecasting performance for future periods, primarily because management views the excluded items to be outside of the company's normal operating results. Management analyzes operating income without the impact of these items as an indicator of performance, to identify underlying trends in the business, and to establish operational goals. The adjustments remove the effect of these items. | |||||||||||||||||||
| (c) | We calculate operating margin by dividing operating income by revenue. We calculate adjusted operating margin, a non-GAAP financial measure, by dividing adjusted operating income by revenue. Management believes adjusted operating margin is useful to investors to assess and understand operating performance. | |||||||||||||||||||
| Year Ended | ||||||||||||||
| December 31, | ||||||||||||||
| 2024 | 2023 | |||||||||||||
Operating income | $ | 3,822 | $ | 4,083 | ||||||||||
Impairments and other charges: | ||||||||||||||
| Severance | 63 | — | ||||||||||||
Impairment of assets held for sale | 49 | — | ||||||||||||
| Cybersecurity incident | 35 | — | ||||||||||||
Gain on an equity investment | (43) | — | ||||||||||||
| Other | 12 | — | ||||||||||||
Total impairments and other charges (a) | 116 | — | ||||||||||||
Adjusted operating income (b) (c) | $ | 3,938 | $ | 4,083 | ||||||||||
| (a) | During the year ended December 31, 2024, Halliburton recognized a pre-tax charge of $116 million as a result of severance costs, an impairment of assets held for sale, expenses related to a cybersecurity incident, a gain on a fair value adjustment of an equity investment, and other items. | |||||||||||||
| (b) | Adjusted operating income is a non-GAAP financial measure which is calculated as: “Operating income” plus “Total impairments and other charges” for the respective periods. Management believes that operating income adjusted for impairments and other charges is useful to investors to assess and understand operating performance, especially when comparing those results with previous and subsequent periods or forecasting performance for future periods, primarily because management views the excluded items to be outside of the company's normal operating results. Management analyzes operating income without the impact of these items as an indicator of performance, to identify underlying trends in the business, and to establish operational goals. The adjustments remove the effect of these items. | |||||||||||||
| (c) | We calculate operating margin by dividing operating income by revenue. We calculate adjusted operating margin, a non-GAAP financial measure, by dividing adjusted operating income by revenue. Management believes adjusted operating margin is useful to investors to assess and understand operating performance. | |||||||||||||
| Three Months Ended | ||||||||||||||||||||
| December 31, | September 30, | |||||||||||||||||||
| 2024 | 2023 | 2024 | ||||||||||||||||||
Net income attributable to company | $ | 615 | $ | 661 | $ | 571 | ||||||||||||||
| Adjustments: | ||||||||||||||||||||
| Argentina currency impact | — | 103 | — | |||||||||||||||||
| Loss on Blue Chip Swap transactions | — | 6 | — | |||||||||||||||||
| Impairments and other charges (a) | — | — | 116 | |||||||||||||||||
| Total adjustments, before taxes | — | 109 | 116 | |||||||||||||||||
Tax adjustment (b) | — | (1) | (46) | |||||||||||||||||
Total adjustments, net of taxes (c) | — | 108 | 70 | |||||||||||||||||
Adjusted net income attributable to company (c) | $ | 615 | $ | 769 | $ | 641 | ||||||||||||||
| Diluted weighted average common shares outstanding | 875 | 897 | 881 | |||||||||||||||||
Net income per diluted share (d) | $ | 0.70 | $ | 0.74 | $ | 0.65 | ||||||||||||||
Adjusted net income per diluted share (d) | $ | 0.70 | $ | 0.86 | $ | 0.73 | ||||||||||||||
| (a) | See Footnote Table 1 for details of the impairments and other charges recorded during the three months ended September 30, 2024. | |||||||||||||||||||
(b) | During the three months ended September 30, 2024, the tax adjustment includes a $41 million tax benefit associated with a partial release of a valuation allowance on deferred tax assets based on market conditions, as well as the tax effect on impairments and other charges. The tax adjustment during three months ended December 31, 2023, includes the tax effect on the Argentina currency impact and the loss on Blue Chip Swap transactions. | |||||||||||||||||||
(c) | Adjusted net income attributable to company is a non-GAAP financial measure which is calculated as: “Net income attributable to company” plus “Total adjustments, net of taxes” for the respective periods. Management believes net income adjusted for the Argentina currency impact, the loss on Blue Chip Swap transactions, the impairments and other charges, along with the tax adjustment, is useful to investors to assess and understand operating performance, especially when comparing those results with previous and subsequent periods or forecasting performance for future periods, primarily because management views the excluded items to be outside of the company's normal operating results. Management analyzes net income without the impact of these items as an indicator of performance to identify underlying trends in the business and to establish operational goals. Total adjustments remove the effect of these items. | |||||||||||||||||||
(d) | Net income per diluted share is calculated as: “Net income attributable to company” divided by “Diluted weighted average common shares outstanding.” Adjusted net income per diluted share is a non-GAAP financial measure which is calculated as: “Adjusted net income attributable to company” divided by “Diluted weighted average common shares outstanding.” Management believes adjusted net income per diluted share is useful to investors to assess and understand operating performance. | |||||||||||||||||||
| Year Ended | ||||||||||||||
| December 31, | ||||||||||||||
| 2024 | 2023 | |||||||||||||
Net income attributable to company | $ | 2,501 | $ | 2,638 | ||||||||||
| Adjustments: | ||||||||||||||
Impairments and other charges (a) | 116 | — | ||||||||||||
| Loss on Blue Chip Swap transactions | — | 110 | ||||||||||||
| Argentina currency impact | — | 103 | ||||||||||||
Other, net (b) | 82 | — | ||||||||||||
| Total adjustments, before taxes | 198 | 213 | ||||||||||||
Tax adjustment (c) | (55) | (24) | ||||||||||||
Total adjustments, net of taxes (d) | 143 | 189 | ||||||||||||
Adjusted net income attributable to company (d) | $ | 2,644 | $ | 2,827 | ||||||||||
| Diluted weighted average common shares outstanding | 883 | 902 | ||||||||||||
Net income per diluted share (e) | $ | 2.83 | $ | 2.92 | ||||||||||
Adjusted net income per diluted share (e) | $ | 2.99 | $ | 3.13 | ||||||||||
(a) | See Footnote Table 2 for details of the impairments and other charges recorded during the year ended December 31, 2024. | |||||||||||||
(b) | During the year ended December 31, 2024, Halliburton incurred a charge of $82 million in March 2024, primarily due to the impairment of an investment in Argentina and currency devaluation in Egypt. | |||||||||||||
(c) | During the year ended December 31, 2024, the tax adjustment includes a $41 million tax benefit associated with a partial release of a valuation allowance on deferred tax assets based on market conditions, the tax effects on impairments and other charges, the impairment of an investment in Argentina, and Egypt currency impact. During the year ended December 31, 2023, the tax adjustment includes the tax effect on the loss on Blue Chip Swap transactions and the Argentina currency impact of $103 million related to the fourth quarter of 2023. | |||||||||||||
(d) | Adjusted net income attributable to company is a non-GAAP financial measure which is calculated as: “Net income attributable to company” plus “Total adjustments, net of taxes” for the respective periods. Management believes net income adjusted for the impairments and other charges, Egypt currency impact, Argentina investment impairment, and the loss on the Blue Chip Swap transactions, along with the tax adjustment, is useful to investors to assess and understand operating performance, especially when comparing those results with previous and subsequent periods or forecasting performance for future periods, primarily because management views the excluded items to be outside of the company's normal operating results. Management analyzes net income without the impact of these items as an indicator of performance to identify underlying trends in the business and to establish operational goals. Total adjustments remove the effect of these items. | |||||||||||||
(e) | Net income per diluted share is calculated as: “Net income attributable to company” divided by “Diluted weighted average common shares outstanding.” Adjusted net income per diluted share is a non-GAAP financial measure which is calculated as: “Adjusted net income attributable to company” divided by “Diluted weighted average common shares outstanding.” Management believes adjusted net income per diluted share is useful to investors to assess and understand operating performance. | |||||||||||||
| Year Ended | Three Months Ended | |||||||||||||||||||
| December 31, | December 31, | |||||||||||||||||||
| 2024 | 2023 | 2024 | ||||||||||||||||||
Total cash flows provided by operating activities | $ | 3,865 | $ | 3,458 | $ | 1,456 | ||||||||||||||
| Capital expenditures | (1,442) | (1,379) | (426) | |||||||||||||||||
| Proceeds from sales of property, plant, and equipment | 223 | 195 | 74 | |||||||||||||||||
| Free cash flow (a) | $ | 2,646 | $ | 2,274 | $ | 1,104 | ||||||||||||||
| (a) | Free Cash Flow is a non-GAAP financial measure which is calculated as “Total cash flows provided by operating activities” less “Capital expenditures” plus “Proceeds from sales of property, plant, and equipment.” Management believes that Free Cash Flow is a key measure to assess liquidity of the business and is consistent with the disclosures of Halliburton's direct, large-cap competitors. | |||||||||||||||||||