| Long-term Debt Obligations |
Quanta’s long-term debt obligations consisted of the following (in thousands): | | | | | | | | | | | | | | | | | June 30, 2026 | | December 31, 2025 | 4.75% Senior Notes due August 2027 | | $ | 600,000 | | | $ | 600,000 | | 4.30% Senior Notes due August 2028 | | 500,000 | | | 500,000 | | 2.90% Senior Notes due October 2030 | | 1,000,000 | | | 1,000,000 | | 4.50% Senior Notes due January 2031 | | 500,000 | | | 500,000 | | 2.35% Senior Notes due January 2032 | | 500,000 | | | 500,000 | | 5.25% Senior Notes due August 2034 | | 650,000 | | | 650,000 | | 5.10% Senior Notes due August 2035 | | 500,000 | | | 500,000 | | 3.05% Senior Notes due October 2041 | | 500,000 | | | 500,000 | | | Borrowings under senior credit facility (including Term Loan) | | 666,380 | | | 675,000 | | | Borrowings under commercial paper program | | 448,000 | | | 316,000 | | | Lease financing transactions | | 227,608 | | | 198,847 | | | Other long-term debt | | 2,083 | | | 2,761 | | | Finance leases | | 38,873 | | | 93,055 | | | Unamortized discount and financing costs | | (36,770) | | | (40,757) | | | Total long-term debt obligations | | 6,096,174 | | | 5,994,906 | | | Less — Current maturities of long-term debt | | 674,312 | | | 763,898 | | | Total long-term debt obligations, net of current maturities | | $ | 5,421,862 | | | $ | 5,231,008 | |
Quanta’s current maturities of long-term debt and short-term debt consisted of the following (in thousands): | | | | | | | | | | | | | | | | | June 30, 2026 | | December 31, 2025 | | Current maturities of long-term debt | | $ | 674,312 | | | $ | 763,898 | | | Short-term debt | | 8,710 | | | — | | | Current maturities of long-term debt and short-term debt | | $ | 683,022 | | | $ | 763,898 | |
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| Schedule of Interest on Senior Notes |
The interest amounts due on Quanta’s senior notes on each payment date are set forth below (dollars in thousands): | | | | | | | | | | | | | | | | | | | | | | Title of the Notes | | Interest Amount | | Payment Dates | | Commencement Date | 4.75% Senior Notes due August 2027 | | $ | 14,250 | | | February 9 and August 9 | | February 9, 2025 | 4.30% Senior Notes due August 2028 | | $ | 10,750 | | | February 9 and August 9 | | February 9, 2026 | 2.90% Senior Notes due October 2030 | | $ | 14,500 | | | April 1 and October 1 | | April 1, 2021 | 4.50% Senior Notes due January 2031 | | $ | 11,250 | | | January 15 and July 15 | | January 15, 2026 | 2.35% Senior Notes due January 2032 | | $ | 5,875 | | | January 15 and July 15 | | July 15, 2022 | 5.25% Senior Notes due August 2034 | | $ | 17,063 | | | February 9 and August 9 | | February 9, 2025 | 5.10% Senior Notes due August 2035 | | $ | 12,750 | | | February 9 and August 9 | | February 9, 2026 | 3.05% Senior Notes due October 2041 | | $ | 7,625 | | | April 1 and October 1 | | April 1, 2022 |
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| Borrowings under Credit Facility and Applicable Interest Rates |
Borrowings under the senior credit facility, including the term loan, and the applicable interest rates were as follows (dollars in thousands): | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Three Months Ended | | Six Months Ended | | | June 30, | | June 30, | | | 2026 | | 2025 | | 2026 | | 2025 | | Maximum amount outstanding | | $ | 686,076 | | | $ | 761,550 | | | $ | 719,483 | | | $ | 761,550 | | | Average daily amount outstanding | | $ | 664,003 | | | $ | 694,775 | | | $ | 667,615 | | | $ | 707,584 | | | Weighted-average interest rate | | 4.91 | % | | 5.63 | % | | 4.94 | % | | 5.68 | % |
Borrowings under the commercial paper program and the applicable interest rates were as follows (dollars in thousands): | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Three Months Ended | | Six Months Ended | | | June 30, | | June 30, | | | 2026 | | 2025 | | 2026 | | 2025 | | Maximum amount outstanding | | $ | 1,000,000 | | | $ | 897,500 | | | $ | 1,000,000 | | | $ | 897,500 | | | Average daily amount outstanding | | $ | 434,874 | | | $ | 591,190 | | | $ | 448,783 | | | $ | 383,818 | | | Weighted-average interest rate | | 4.11 | % | | 4.90 | % | | 4.02 | % | | 4.82 | % |
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