FirmAtlas
Company handbook · LNT · Prepared by FirmAtlas · firmatlas.app · printed 2026-10-17
LNT · CIK 352541 · LATEST FILING: 10-Q JUN '26 · FILED JUL 31, 2026
ALLIANT ENERGY CORP
$68.32
+1.22 (+1.82%)
Close, Oct 16, 2026 · 52-week $63–79
Last fiscal year
ALLIANT ENERGY CORP reported revenue of $4.4B for the year ended Dec 31, 2025 (FY25), up 9.6% from FY24. Net income was $810M, operating cash flow $1.2B and free cash flow −$1.1B. Source: 10-K filed Feb 20, 2026.
Market cap
$17.6B
P/E
21.4
EV/EBITDA
15.0x
P/B
2.4
Div yield
3.09%
ROIC
6.0%
Revenue 1Y
9.6%/yr
EPS 1Y
16.7%/yr
Shares 1Y
+0.2%
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Median
Daily closes, split-adjusted · ratios at each fiscal year end
Company
CEOLisa M. Barton
HQMadison, WI
AuditorDeloitte & Touche LLP
Year endsDecember
Compounded growth & averages
10Y
5Y
3Y
TTM
Share price
6.3%
4.1%
10.8%
1.1%
Upgrade to see 10 years
Share price: yearly compound rate of the traded close; the last column is the past year.
Where the cash went · FY24–FY25
$5.3B deployed
Capex
$4.3B
81.0%
Dividends
$1.0B
19.0%
Operating cash flow over the period: $2.3B. Total debt changed by +$1.8B.
Capex was more than operating cash flow in FY25.
Growth engines
How much of the profit growth came from new investment, and how much from running the business better.
Upgrade to see 10 years
Financials
Last 2 years · Upgrade to see 10 years · USD millions · each year opens its 10-K · change vs previous year
Last 4 quarters · USD millions · quarter-end month shown · change vs same quarter a year earlier
TTM = the last four quarters, to Mar '26. Balance-sheet rows show that latest quarter. “—” where the quarters do not add up to the annual figures. No TTM for cash: our quarterly rows do not hold short-term investments yet, and annual cash includes them.
Income
Revenue
3,981
4,362+9.6%
4,418
YoY
+9.6%
Gross profit
3,368
3,737+11.0%
3,792
Gross margin
84.6%
85.7%+1.1 pp
—
Operating income
886
1,025+15.7%
1,017
Operating margin
22.3%
23.5%+1.2 pp
—
EBITDA
1,658
1,871+12.8%
—
EBITDA margin
41.6%
42.9%+1.2 pp
—
Interest expense
449
512+14.0%
—
Interest coverage
3.69x
3.65x−0.04x
—
Net income
690
810+17.4%
821
YoY
+17.4%
Net margin
17.3%
18.6%+1.2 pp
—
EPS (diluted, $)
2.69
3.14+16.7%
3.19
YoY
+16.7%
Balance sheet
Total assets
22,714
24,991+10.0%
24,813
Cash & short-term investments
81
556+586.4%
—
Accounts receivable
427
476+11.5%
—
Net PP&E
18,701
20,344+8.8%
—
Other assets
3,505
3,615+3.1%
—
Total liabilities
15,710
17,657+12.4%
17,391
Accounts payable
532
498−6.4%
—
Total debt
9,235
11,042+19.6%
11,440
Other liabilities
5,943
6,117+2.9%
—
Shareholders’ equity
7,004
7,334+4.7%
7,422
Total liabilities = total assets − shareholders’ equity, so it includes minority interest where a company has one.
Cash flow statement · as filed
Cash from operations
1,167
1,169+0.2%
1,288
Net income
690
810+17.4%
—
Depreciation & amortization
772
846+9.6%
—
Stock-based compensation
12
22+83.3%
—
Working capital & other
(307)
(509)n/m
—
Cash from investing
(1,547)
(1,896)n/m
—
Capex
(2,052)
(2,277)n/m
—
Other investing
505
381−24.6%
—
Cash from financing
398
1,202+202.0%
—
Debt raised
1,613
2,470+53.1%
—
Debt repaid
(809)
(300)n/m
—
Dividends
(492)
(521)n/m
—
Shares issued
23
23+0.0%
—
Other financing
63
(470)−846.0%
—
Net change in cash
18
475+2538.9%
—
Free cash flow (OCF − capex)
(885)
(1,108)n/m
—
Where the cash went
Operating cash flow
1,167
1,169+0.2%
1,288
Reinvested in the business
2,052
2,277+11.0%
—
% of operating cash flow
175.8%
194.8%
Capex
2,052
2,277+11.0%
—
Free cash flow
(885)
(1,108)n/m
—
YoY
n/m
Returned to shareholders
492
521+5.9%
—
% of free cash flow
—
—
Dividends
492
521+5.9%
—
Change in total debt
—
1,807
—
Cash left over
—
178
—
FCF conversion (FCF ÷ net income)
−128.3%
−136.8%−8.5 pp
—
Owner earnings
—
(704)
—
Owner earnings margin
—
−16.1%
—
Returns & ratios
ROIC (all capital)
5.5%
6.0%+0.5 pp
—
ROIC (operating)
4.8%
5.3%+0.5 pp
—
Net debt / EBITDA
5.52x
5.60x+0.08x
—
Debt / equity
1.32x
1.51x+0.19x
—
ROE
9.9%
11.0%+1.2 pp
—
ROA
3.0%
3.2%+0.2 pp
—
ROCE
4.4%
4.5%+0.1 pp
—
NOPAT
886
1,025+15.7%
—
Invested capital (operating)
18,596
20,322+9.3%
—
Invested capital (all)
16,158
17,820+10.3%
—
Reinvestment rate
—
168.4%
—
Net debt is 5.6x EBITDA (FY25).
Income
Jun '25
Sep '25
Dec '25
Mar '26
Revenue
961
1,210
1,063
1,184
vs year-ago quarter
Gross profit
810
1,044
913
1,025
Gross margin
84.3%
86.3%
85.9%
86.6%
Operating income
223
349
196
249
Net income
174
281
142
224
vs year-ago quarter
Net margin
18.1%
23.2%
13.4%
18.9%
EPS (diluted, $)
0.68
1.09
0.55
0.87
vs year-ago quarter
Balance sheet
Jun '25
Sep '25
Dec '25
Mar '26
Total assets
23,750
24,627
24,991
24,813
Cash & equivalents
329
503
556
115
Total debt
9,934
10,847
11,042
11,440
Shareholders’ equity
7,145
7,307
7,334
7,422
Cash flow
Jun '25
Sep '25
Dec '25
Mar '26
Operating cash flow
243
408
269
368
Capex
422
511
—
342
Free cash flow
(179)
(103)
—
26
vs year-ago quarter