What is LNT's forecasted revenue?

Alliant Energy Corp is forecasted to generate $4.51B in FY revenue, representing +3.4% year-over-year growth.

How accurate is the LNT revenue forecast model?

The ARDL model achieves 3.0% MAPE (Mean Absolute Percentage Error). In a holdout test, it predicted $1.1B versus the actual $1.1B.

Alliant Energy Corp LNT

Revenue Intelligence Report • 66 quarters of SEC filing data • Updated 2026-03-15

Alliant Energy’s revenue is on a modest growth path, with FY revenue near $4.5 billion and a forecast of about +3.4% year over year, implying steady expansion into the next cycle. Our econometric model shows the growth engine is skewed toward SG&A spending (about 92% of the topline lift), with structural/platform growth contributing roughly 8% and R&D negligible. The SG&A multiplier has climbed from 0.74 to 0.90 over the period, indicating incremental SG&A spend is generating more topline growth than before. The binding constraint on earnings growth appears to be regulatory rate-approval backlogs and related approvals for rate-base investments, which cap the realized revenue gains from SG&A-driven initiatives. Key risk: slower-than-expected regulatory progress or rate-case outcomes could throttle the topline despite improving SG&A efficiency.

Investment Thesis

Our ARDL model tracks Alliant Energy Corp's revenue with exceptional precision (3.0% MAPE), indicating highly predictable cash flows. Each $1 of SG&A spending generates $1.74 in revenue, reflecting strong commercial efficiency.

Next FY Revenue

$4.51B

+3.4% YoY

SG&A Multiplier

$1.74 per $1

Model Accuracy

3.0% MAPE

Holdout validation: The model predicted $1.1B vs the actual $1.1B — an error of 6.0%.

Note: Alliant Energy Corp does not report R&D expenses separately. This analysis uses SG&A spending only.

Revenue Forecast

Quarterly Detail

Quarter	Model Forecast	Actual	95% Range	YoY Growth	Status
Q4 2025	$1.1B	$1.1B	$1.0B – $1.3B	+15.5%	✓ In range
Q2 2026	$1.2B		$1.0B – $1.3B	+3.6%
Q3 2026	$1.0B		$0.9B – $1.1B	+4.9%
Q4 2026	$1.2B		$1.0B – $1.3B	-4.0%
Q1 2027	$1.2B		$1.0B – $1.4B	+10.3%

Seasonal Factors

Multiplicative seasonal adjustment: These factors capture Alliant Energy Corp's systematic quarterly revenue patterns relative to the trend model. A factor of 1.05 means that quarter typically runs 5% above the underlying trend; 0.95 means 5% below. Factors are computed as the median of (actual / fitted) across all available quarters.

Fiscal Quarter	Seasonal Factor	vs Trend	Interpretation	Obs.
FQ1 (Sep–Nov)	1.0151	+1.5%	In line with trend	16
FQ2 (Dec–Feb)	0.999	-0.1%	In line with trend	16
FQ3 (Mar–May)	0.9914	-0.9%	In line with trend	15
FQ4 (Jun–Aug)	0.9964	-0.4%	In line with trend	15

How Spending Drives Revenue

Reading this chart: Each line shows the cumulative revenue generated per $1 spent over subsequent quarters. The effect builds over 4-5 quarters as investments mature.

Spending Efficiency Over Time

Time-varying analysis: A penalized spline model (GAM) tracks how the link between spending and revenue has evolved over 66 quarters. A rising multiplier means each dollar of spending drives more revenue over time, signaling improving efficiency. A falling multiplier can indicate market saturation or rising cost-to-acquire.
Current SG&A multiplier: 0.9016

Enhanced forecast: The time-varying model (GAM) outperformed the fixed-coefficient ARDL on holdout validation (6.0% error vs ARDL, R² = 0.751), so this report uses the GAM for its quarterly forecasts.

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