ALLIANT ENERGY CORP

For the period ended Mar 31, 2025. Filed May 9, 2025.

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A company's report for each of its first three quarters. The financial statements are not audited. It shows how the business has moved since the last annual report, and what management says changed.

Mar 31, 2025 · Filed May 9, 2025

LNT$73.46+1.1%Stored close · as of Nov 9, 2026

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Contents

Interstate Power and Light Company

	For the Three Months
	Ended March 31,
	2025	2024
(in millions)
Revenues:
Electric utility	$430	$392
Gas utility	118	108
Steam and other	12	13
Total revenues	560	513
Operating expenses:
Electric production fuel and purchased power	67	67
Electric transmission service	108	103
Cost of gas sold	65	60
Other operation and maintenance	82	86
Depreciation and amortization	115	96
Taxes other than income taxes	15	16
Total operating expenses	452	428
Operating income	108	85
Other (income) and deductions:
Interest expense	47	42
Allowance for funds used during construction	(9)	(10)
Total other (income) and deductions	38	32
Income before income taxes	70	53
Income tax benefit	(40)	(10)
Net income	$110	$63

Earnings per share data is not disclosed given Alliant Energy Corporation is the sole shareowner of all shares of IPL’s common stock outstanding during the periods presented.

	March 31,2025	December 31,2024
(in millions, except pershare and share amounts)
ASSETS
Current assets:
Cash and cash equivalents	$12	$29
Accounts receivable, less allowance for expected credit losses	112	192
Production fuel, at weighted average cost	27	30
Gas stored underground, at weighted average cost	5	25
Materials and supplies, at weighted average cost	121	113
Regulatory assets	71	77
Other	44	43
Total current assets	392	509
Property, plant and equipment, net	9,584	9,336
Other assets:
Regulatory assets	1,522	1,509
Deferred charges and other	42	53
Total other assets	1,564	1,562
Total assets	$11,540	$11,407

LIABILITIES AND EQUITY
Current liabilities:
Current maturities of long-term debt	$300	$300
Commercial paper	109	50
Accounts payable	193	263
Accounts payable to associated companies	39	47
Accrued taxes	78	77
Accrued interest	38	48
Regulatory liabilities	76	54
Other	72	89
Total current liabilities	905	928
Long-term debt, net (excluding current portion)	3,891	3,790
Other liabilities:
Deferred tax liabilities	1,171	1,179
Regulatory liabilities	485	492
Pension and other benefit obligations	45	46
Other	516	511
Total other liabilities	2,217	2,228
Commitments and contingencies (Note 12)
Equity:
Interstate Power and Light Company common equity:
Common stock - $2.50 par value - 24,000,000 shares authorized; 13,370,788 shares outstanding	33	33
Additional paid-in capital	3,257	3,212
Retained earnings	1,237	1,216
Total Interstate Power and Light Company common equity	4,527	4,461
Total liabilities and equity	$11,540	$11,407

	For the Three Months
	Ended March 31,
	2025	2024
(in millions)
Cash flows from operating activities:
Net income	$110	$63
Adjustments to reconcile net income to net cash flows from operating activities:
Depreciation and amortization	115	96
Deferred tax benefit and tax credits	(30)	(5)
Other	(6)	(6)
Other changes in assets and liabilities:
Accounts receivable	(112)	(119)
Accounts payable	(21)	(7)
Other	3	54
Net cash flows from operating activities	59	76
Cash flows used for investing activities:
Construction and acquisition expenditures	(376)	(253)
Cash receipts on sold receivables	192	155
Other	(6)	(9)
Net cash flows used for investing activities	(190)	(107)
Cash flows from (used for) financing activities:
Common stock dividends	(89)	(50)
Capital contributions from parent	45	50
Net change in commercial paper	159	—
Other	(1)	(10)
Net cash flows from (used for) financing activities	114	(10)
Net decrease in cash, cash equivalents and restricted cash	(17)	(41)
Cash, cash equivalents and restricted cash at beginning of period	29	53
Cash, cash equivalents and restricted cash at end of period	$12	$12
Supplemental cash flows information:
Cash paid during the period for:
Interest	($58)	($32)
Income taxes, net	$—	($2)
Significant non-cash investing and financing activities:
Accrued capital expenditures	$81	$110
Beneficial interest obtained in exchange for securitized accounts receivable	$86	$184

ContentsView on SEC.gov

The text of this filing, as the company filed it with the SEC, without its images or exhibits. This is not investment advice.