Investments and Restricted Cash and Cash Equivalents and Investments (Tables)
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6 Months Ended |
Jun. 30, 2026 |
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| Restricted Cash and Cash Equivalent Item [Line Items] |
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| Investments and Restricted Cash |
Investments and restricted cash and cash equivalents and investments consists of the following (in millions): | | | | | | | | | | | | | As of | | June 30, | | December 31, | | 2026 | | 2025 | | Investments: | | | | | | | | | U.S. Treasury Bills | $ | 289 | | | $ | 42 | | Company-owned life insurance | 600 | | | 572 | | | Other | 362 | | | 386 | | | Total investments | 1,251 | | | 1,000 | | | | | | | Equity method investments: | | | | | BHE Renewables tax equity investments | 3,540 | | | 3,945 | | | Electric Transmission Texas, LLC | 877 | | | 835 | | | Iroquois Gas Transmission System, L.P. | 597 | | | 584 | | | Other | 342 | | | 336 | | | Total equity method investments | 5,356 | | | 5,700 | | | | | | | Restricted cash and cash equivalents and investments: | | | | | Quad Cities Station nuclear decommissioning trust funds | 1,042 | | | 979 | | | Other restricted cash and cash equivalents | 166 | | | 183 | | | Total restricted cash and cash equivalents and investments | 1,208 | | | 1,162 | | | | | | | Total investments and restricted cash and cash equivalents and investments | $ | 7,815 | | | $ | 7,862 | | | | | | | Reflected as: | | | | | Other current assets | $ | 479 | | | $ | 254 | | | Noncurrent assets | 7,336 | | | 7,608 | | | Total investments and restricted cash and cash equivalents and investments | $ | 7,815 | | | $ | 7,862 | |
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| Unrealized Gain (Loss) on Investments |
Gains on marketable securities, net recognized during the period consists of the following (in millions): | | | | | | | | | | | | | | | | | | | | | | | | | Three-Month Periods | | Six-Month Periods | | Ended June 30, | | Ended June 30, | | 2026 | | 2025 | | 2026 | | 2025 | | | | | | | | | | Unrealized gains recognized on marketable securities held at the reporting date | $ | 20 | | | $ | 15 | | | $ | 12 | | | $ | 7 | | Net gains recognized on marketable securities sold during the period | — | | | 1 | | | 3 | | | 112 | | | Gains on marketable securities, net | $ | 20 | | | $ | 16 | | | $ | 15 | | | $ | 119 | |
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| Schedule of Cash and Cash Equivalents |
A reconciliation of cash and cash equivalents and restricted cash and cash equivalents as presented on the Consolidated Statements of Cash Flows is outlined below and disaggregated by the line items in which they appear on the Consolidated Balance Sheets (in millions): | | | | | | | | | | | | | As of | | June 30, | | December 31, | | 2026 | | 2025 | | | | | | Cash and cash equivalents | $ | 4,072 | | | $ | 1,695 | | | Investments and restricted cash and cash equivalents | 151 | | | 168 | | | Investments and restricted cash and cash equivalents and investments | 15 | | | 15 | | | Total cash and cash equivalents and restricted cash and cash equivalents | $ | 4,238 | | | $ | 1,878 | |
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| EEGH |
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| Restricted Cash and Cash Equivalent Item [Line Items] |
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| Investments and Restricted Cash |
Investments and restricted cash and cash equivalents consists of the following (in millions): | | | | | | | | | | | | | As of | | June 30, | | December 31, | | 2026 | | 2025 | | Investments: | | | | | Investment funds | $ | 5 | | | $ | 8 | | | | | | | | | | | Equity method investments: | | | | | Iroquois | 261 | | | 247 | | | | | | | | | | | | | | | | | | | Restricted cash and cash equivalents: | | | | | Customer deposits | 28 | | | 33 | | | | | | | | | | | Total investments and restricted cash and cash equivalents | $ | 294 | | | $ | 288 | | | | | | | Reflected as: | | | | | Other current assets | $ | 28 | | | $ | 33 | | | Noncurrent assets | 266 | | | 255 | | | Total investments and restricted cash and cash equivalents | $ | 294 | | | $ | 288 | |
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| Schedule of Cash and Cash Equivalents |
A reconciliation of cash and cash equivalents and restricted cash and cash equivalents as presented on the Consolidated Statements of Cash Flows is outlined below and disaggregated by the line items in which they appear on the Consolidated Balance Sheets (in millions): | | | | | | | | | | | | | As of | | June 30, | | December 31, | | 2026 | | 2025 | | | | | | Cash and cash equivalents | $ | 126 | | | $ | 80 | | Restricted cash and cash equivalents included in other current assets | 28 | | | 33 | | | Total cash and cash equivalents and restricted cash and cash equivalents | $ | 154 | | | $ | 113 | |
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| EGTS |
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| Restricted Cash and Cash Equivalent Item [Line Items] |
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| Investments and Restricted Cash |
Investments and restricted cash and cash equivalents consists of the following (in millions): | | | | | | | | | | | | | As of | | June 30, | | December 31, | | 2026 | | 2025 | | Investments: | | | | | Investment funds | $ | 5 | | | $ | 8 | | | | | | | | | | | Restricted cash and cash equivalents: | | | | | Customer deposits | 24 | | | 29 | | | | | | | | | | | Total investments and restricted cash and cash equivalents | $ | 29 | | | $ | 37 | | | | | | | Reflected as: | | | | | Current assets | $ | 24 | | | $ | 29 | | | Other assets | 5 | | | 8 | | | Total investments and restricted cash and cash equivalents | $ | 29 | | | $ | 37 | |
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| Schedule of Cash and Cash Equivalents |
A reconciliation of cash and cash equivalents and restricted cash and cash equivalents as presented on the Consolidated Statements of Cash Flows is outlined below and disaggregated by the line items in which they appear on the Consolidated Balance Sheets (in millions): | | | | | | | | | | | | | As of | | June 30, | | December 31, | | 2026 | | 2025 | | | | | | Cash and cash equivalents | $ | 18 | | | $ | 10 | | | Restricted cash and cash equivalents | 24 | | | 29 | | | Total cash and cash equivalents and restricted cash and cash equivalents | $ | 42 | | | $ | 39 | |
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