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Alliant Energy Corporation
LNT · Utilities
Q4 FY2025
Earning ended Dec 31, 2025Report generated Mar 10, 2026
Iowa's Quiet Data Center Boom Is Hiding Inside a Boring Utility
The market prices Alliant as a steady but unspectacular Midwestern compounder; what it misses is that Iowa is becoming a hyperscaler destination, and a regulated utility that earns a government-approved return on every new kilowatt of capacity needed to serve that demand is a growth story wearing a value stock's clothes.
Flowly Score
Apr 16 Close
+4%$72.77
Fair Value
$76.00
61
Averageat $72.77
Business Strength7/10
The franchise territory is an unassailable regulatory license — no competitor can legally serve these customers regardless of capital available — but the same commission that grants the moat permanently caps how good the business can get. The data center tailwind in Iowa is a genuine non-consensus catalyst that the market hasn't fully digested, and management's disciplined renewable buildout shows exactly the right temperament for a capital-heavy regulated franchise.
Financial Resilience5/10
The chronic negative free cash flow is the business model, not a distress signal — the company is converting cash into rate base that earns regulated returns for decades — but the debt load is real, rising sharply, and the Altman Z below 1 reflects a balance sheet that requires perpetually cooperative credit markets to execute a $13 billion capital program. The recent flip to OCF exceeding net income is a genuine earnings quality improvement, but this business structurally consumes more capital than it generates for the foreseeable future.
Growth & Trajectory7/10
Ten consecutive years of over six percent earnings growth in a Midwestern regulated utility is not luck — it reflects disciplined rate case execution and a capital program that has consistently converted investment into approved returns. The non-obvious growth engine here is that Iowa has quietly become a hyperscaler magnet, and a utility that earns a regulated return on every new megawatt of capacity needed to serve data centers is a growth story hiding inside a value wrapper.
Valuation6/10at $71.61
At roughly 20x earnings the market is pricing steady low-single-digit compounding — consistent with a typical regulated utility — but arguably not pricing the data center load optionality that management has locked in through executed service agreements totaling three gigawatts, with two to four more under negotiation. Trading modestly below the estimated fair value on normalized earnings, with meaningful upside if the hyperscaler demand wave arrives on the schedule management is projecting.
Risk6/10
The single most concrete risk is the Iowa and Wisconsin rate cases: if either commission disallows chunks of the renewable capital program from rate base or compresses allowed ROE, the earnings growth engine stalls without any competitive action required. The QTS relocation — a major customer moving from one state to another — revealed that data center load can be geographically fluid, and a utility that has embedded aggressive data center demand into its rate base growth projections faces real execution risk if hyperscaler capital cycles turn.
The investment case here is straightforward but underappreciated: an exclusive franchise territory in Iowa and Wisconsin means the business faces no competitive threat — customers cannot leave and no competitor can enter — and the ongoing clean energy transition functions as a growth engine because regulators approve returns on every dollar of renewable infrastructure deployed. The current price reflects consensus utility math, but consensus utility math doesn't account for three gigawatts of executed energy service agreements with hyperscalers, or the two to four additional gigawatts in active negotiation. If that demand arrives as projected, this capital program earns its keep and the earnings trajectory accelerates beyond what a standard utility discount rate implies. The business is heading toward a capital supercycle that will define the next decade: the $13 billion program ends with a substantially larger rate base, and each rate case thereafter is an opportunity to reset customer rates upward to reflect that expanded asset base. The data center load is the variable that determines whether that cycle is ordinary or exceptional — a fifty percent increase in peak load demand embedded in existing service agreements represents a step-change in the load growth trajectory for a utility that historically operated in near-flat territory. Management's ability to pivot the QTS project from Wisconsin to Iowa without losing the demand commitment suggests real operational credibility. The single biggest concrete risk is the regulatory compact itself. Iowa's Utilities Board and Wisconsin's Public Service Commission don't merely influence Alliant's profitability — they dictate it, and if either commission adopts a harder line on allowed returns, disallows renewable capital from rate base, or slows rate case processing while the capex program runs hot, the entire investment thesis unravels without any market or competitive cause. Rising interest rates compound this risk by compressing the spread between allowed ROE and cost of capital, making a heavy investment cycle dilutive rather than accretive if that spread turns negative.