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v3.25.3

Consolidated Statements of Income and Earnings Reinvested in the Business - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Sep. 30, 2025 | Sep. 30, 2024 | Sep. 30, 2023
INCOME |  |  |  |  |  |
Operating Revenues |  | $ 2,277,541 |  | $ 1,944,810 |  | $ 2,173,771
Operating Expenses: |  |  |  |  |  |
Purchased Gas | [1] | 213,441 |  | 150,062 |  | 437,595
Property, Franchise and Other Taxes |  | 94,380 |  | 88,851 |  | 92,700
Depreciation, Depletion and Amortization | [1] | 456,594 |  | 457,026 |  | 409,573
Impairment of Assets |  | 141,802 | [1] | 519,129 | [1] | 0
Total Operating Expenses |  | 1,464,082 |  | 1,735,086 |  | 1,418,624
Operating Income |  | 813,459 |  | 209,724 |  | 755,147
Other Income (Expense): |  |  |  |  |  |
Other Income (Deductions) |  | 36,428 |  | 16,226 |  | 18,138
Interest Expense on Long-Term Debt |  | (140,870) |  | (122,799) |  | (111,948)
Other Interest Expense |  | (14,964) |  | (15,896) |  | (19,938)
Income Before Income Taxes |  | 694,053 |  | 87,255 |  | 641,399
Income Tax Expense | [1] | 175,549 |  | 9,742 |  | 164,533
Net Income Available for Common Stock |  | 518,504 |  | 77,513 |  | 476,866
EARNINGS REINVESTED IN THE BUSINESS |  |  |  |  |  |
Balance at Beginning of Year |  | 1,727,326 |  | 1,885,856 |  | 1,587,085
Beginning Retained Earnings Unappropriated and Current Period Net Income |  | 2,245,830 |  | 1,963,369 |  | 2,063,951
Dividends on Common Stock |  | (189,919) |  | (185,220) |  | (178,095)
Balance at End of Year |  | $ 2,012,529 |  | $ 1,727,326 |  | $ 1,885,856
Basic: |  |  |  |  |  |
Net Income Available for Common Stock (in dollars per share) |  | $ 5.73 |  | $ 0.84 |  | $ 5.20
Diluted: |  |  |  |  |  |
Net Income Available for Common Stock (in dollars per share) |  | $ 5.68 |  | $ 0.84 |  | $ 5.17
Weighted Average Common Shares Outstanding: |  |  |  |  |  |
Used in Basic Calculation (in shares) |  | 90,500,916 |  | 91,791,167 |  | 91,748,890
Used in Diluted Calculation (in shares) |  | 91,227,473 |  | 92,344,511 |  | 92,285,918
Earnings Reinvested in the Business |  |  |  |  |  |
Other Income (Expense): |  |  |  |  |  |
Net Income Available for Common Stock |  | $ 518,504 |  | $ 77,513 |  | $ 476,866
EARNINGS REINVESTED IN THE BUSINESS |  |  |  |  |  |
Share Repurchases Under Repurchase Plan |  | (43,382) |  | (50,823) |  | 0
Dividends on Common Stock |  | (189,919) |  | (185,220) |  | (178,095)
Utility |  |  |  |  |  |
INCOME |  |  |  |  |  |
Operating Revenues |  | 817,274 |  | 696,807 |  | 941,779
Operating Expenses: |  |  |  |  |  |
Operation and Maintenance |  | 230,639 |  | 218,393 |  | 205,239
Integrated Upstream and Gathering and Other Revenues |  |  |  |  |  |
INCOME |  |  |  |  |  |
Operating Revenues |  | 1,184,136 |  | 976,615 |  | 972,346
Operating Expenses: |  |  |  |  |  |
Operation and Maintenance |  | 206,616 |  | 187,024 |  | 168,390
Pipeline and Storage |  |  |  |  |  |
INCOME |  |  |  |  |  |
Operating Revenues |  | 276,131 |  | 271,388 |  | 259,646
Operating Expenses: |  |  |  |  |  |
Operation and Maintenance |  | $ 120,610 |  | $ 114,601 |  | $ 105,127
[1] | The Company considers this line to be a significant expense.

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