Southwest Gas Holdings, Inc. (SWX): what the price assumes

In the published model solve dated 2026-Q2, anchored at $90.50, Southwest Gas Holdings, Inc. (SWX) is priced for +7.0% growth. boothcheck publishes no house fair value, target price, or buy/sell rating; individual model outputs and user-controlled scenarios are analytical inputs, not Boothcheck targets. Narrative composed 2026-07-11.

Generated: 2026-08-10 · Exported: 2026-08-12 · Source: https://boothcheck.com/report/SWX

Headline

FieldValue
TickerSWX
CompanySouthwest Gas Holdings, Inc.
Sector / IndustryUtilities
Current price$90.50/sh
CompositionGas Distribution 97% / Midstream 3%

What The Price Assumes (Inversion)

The assumption today's price embeds, recovered by inverting the valuation.

FieldValue
Inversion basiswhole-company
Implied growth7.0%
Multiple paid20x operating income

Solve inputs: computed at a 7.9% cost of capital with 4% terminal growth over a 5-year stage; each 1pp of cost of capital moves the implied operating-profit growth ~7.3pp.

Reconcile: at the x-ray's 9.3% required return this reads ~16.5%/yr; the models below use their own rates.

How unusual the bet is: within-range

ReferenceValue
vs own history+1.52σ
cohort percentile (of 72 peers)43
implied end-window share0%

Valuation X-Ray

The price is supported by asset-based and relative-multiple value, while earnings-power/growth-DCF land below the price. A value/asset-supported name, not a pure growth bet.

How the valuation models price the stock relative to the market price. Price/FV above 1.0 means the market pays more than that lens defends (expensive); at or below 1.0 the lens can defend the price.

FamilyMedian price/FVModelsReads
Asset1.19x5expensive
Earnings9.08x2expensive
Relative0.90x3justifies
Growth4.38x1expensive

Families that justify the price: Asset, Relative Families that call it expensive: Earnings, Growth

The models below discount at their own flat-beta convention rates (cost of equity 9.3%, WACC 7.3%); the inversion above states its own rate.

Per-Model Detail (n=11)

ModelFamilyFVPrice/FVApplicableMethodology
DCF Perpetual GrowthGrowth$20.684.38xyesReference only (OCF-based, capex excluded): OCF $0.4B
DCF Exit MultipleGrowth$0.00—noNegative/zero FCF or EBITDA — equity value floored at $0
Relative ValuationRelative$114.500.79xyesP/E 20x (static sector reference · 2026-04), scenarios: 16.9x / 20.0x / 23.1x (bear / base = reference held flat / bull), EV/EBITDA 13x
Simple DDMGrowth——no—
Two-Stage DDMGrowth$0.061508.33xyesStage 1: -97% for 5yr, Stage 2: 3.5% perpetual (excluded from median)
Simple Excess ReturnAsset$69.181.31xyesBV/sh $56.52, ROE (TTM) 11.3%, ke 9.3%
Two-Stage Excess ReturnAsset$76.211.19xyes5yr excess ROE then converge to ke=9.3%
Discounted Future Market CapGrowth——no—
Growth-Adjusted P/ERelative——no—
Margin TrajectoryGrowth——no—
Earnings Power ValueEarnings$2.7732.67xyesNormalized EBIT (5y avg op income, one-time charges added back) $0.32B × (1−25%) / WACC 7.3% → EPV (no growth) (excluded from median)
Residual IncomeAsset$77.591.17xyesBV $56.52 + 5yr PV of (ROE (TTM) 11.3% − Kₑ 9.3%) × BV; BV grows 7.4%/yr
Graham NumberAsset$90.291.00xyes√(22.5 × EPS $6.41 × BVPS $56.52) — Graham's conservative floor
EV/EBITDA RelativeRelative$100.790.90xyesEBITDA $0.80B × sector EV/EBITDA 13.0x
FCF YieldEarnings——no—
SBC-Adj FCF YieldEarnings——no—
Ben Graham FormulaEarnings$5.3716.85xyesEPS $6.41 × (8.5 + 2×-5.0%) × (4.4 / 5.3%)
ROIC-Justified P/BAsset$17.785.09xyesBV $56.52 × (ROIC 2.3% / WACC 7.3%)
P/Sales SectorRelative$69.671.30xyesRevenue $2.02B × sector P/S 2.5x
PEG Fair ValueRelative——no—
Earnings YieldEarnings$69.301.31xyesEPS $6.41 / required return 9.3% (Rf 4.3% + ERP 5.0%)
Funds From Operations MultipleRelative——no—
Clinical Phase NPVGrowth——no—
MertonAsset——no—
V5 Mechanical———no—

Economic-Unit Decomposition (Sum Of The Parts)

The disclosed units share an operating capital structure; consolidated cash-flow lenses remain coherent and the unit split is explanatory.

UnitRoleValuation basisRevenueReported profitValue evidenceStatus
Natural Gas Distributionoperatingenterprise2.5B reported-currency—4.5B reported-currency indicative EV subtotalindicative enterprise value
Pipeline and Storageoperatingenterprise0.0B reported-currency—0.1B reported-currency indicative EV subtotalindicative enterprise value

No total common-equity value is stated. One or more material units lack a supported unit value. The displayed values are an indicative subtotal; consolidated debt and cash cannot be applied to a fraction of the company.

Solvency

FieldValue
Net debt$3.0b
Net debt / NOPAT (after-tax)8.41x
Net debt / operating income (pre-tax)6.31x
Share count CAGR (dilution)4.5%
Burning cashno

Interest expense is not separately reported in the latest filings, so interest coverage cannot be computed.

Bullet Takeaways

Bull Case

The obvious fear comes first: this is a utility that just sold its second business, dilutes its own shareholders at 4.5% a year, and missed first-quarter estimates. A holder could be forgiven for reading Southwest Gas as a shrinking company financing itself with its own stock. The data mostly argues the other way. The Centuri exit was addition by subtraction, trading a volatile, low-margin construction services business for a clean claim on what the 10-K describes as a company "engaged in the business of purchasing, distributing, and transporting natural gas for customers in portions of Arizona, Nevada, and California" (accession 0001692115-26-000062), service territories that sit in some of the fastest-growing population corridors in the country. Management's reaffirmed guide is not a shrinking company's guide: adjusted EPS of $4.17 to $4.32 for 2026, up from $3.65 in 2025, inside a stated 12% to 14% annual EPS growth outlook through 2030.

The engine behind that outlook is regulated capital deployment on two tracks. The distribution utility grows rate base with its territories, with throughput disclosed at 92.7 million dekatherms in 2024 against 85.7 million in 2023 (accession 0001692115-26-000062), and rates set jurisdiction by jurisdiction under the ACC, PUCN, CPUC, and FERC frameworks the filing details. The second track is the one the market is still learning to price: the Great Basin expansion drew open-season bids totaling nearly 2.5 billion cubic feet per day, roughly four times the 0.6 billion cubic feet per day the company has locked in binding precedent agreements, with about $1.7 billion of estimated capital investment and a 2028 in-service date. Demand oversubscription of that magnitude means the pipeline can be expanded in phases, bids ran out to 2035, with contracted revenue attached before steel goes in the ground.

A regulated utility compounding rate base at a double-digit EPS pace, with a FERC pipeline growth project already oversubscribed, is a different animal from the average low-single-digit gas distributor. The equity issuance the bear reads as dilution is the mechanics of funding that growth at investment-grade leverage. If the FERC certificate lands on schedule and the 2028 phase enters service contracted, today's price is paying an ordinary utility multiple for an extraordinary utility growth rate.

Bear Case

The capital structure is where the thesis can crack. Southwest Gas carries $3.0 billion of net debt against $493 million of trailing operating income on the EDGAR basis, about 6.1 times pre-tax, with interest coverage of 4.1 times and only $485 million of liquid assets against $3.5 billion of gross debt. That is a full balance sheet for a company about to underwrite roughly $1.7 billion of Great Basin expansion capital. The funding math has one escape valve, and it is the shareholder: the share count has grown 4.5% a year for four years, and every incremental dollar of pipeline capex that debt capacity cannot absorb arrives as new equity issued against the same earnings stream the guide is promising to grow.

The earnings themselves need careful handling. Trailing GAAP earnings of $6.41 per share carry the accounting effects of the Centuri disposition, which the 10-K itself classifies as "a strategic shift that has a significant impact on the Company's operations and financial results" (accession 0001692115-26-000062); the going-concern utility earns the $3.65 adjusted base management reported for 2025. The same filing also discloses "the revision described in Note 3 - Revision of Previously Issued Financial Statements" (same accession), a reminder that this company's financial reporting has required correction. And the operating business is structurally seasonal, with the filing noting greater demand "in the colder winter months and decreased demand in the warmer summer months", so a warm winter in a rate-lagged jurisdiction lands directly on the earned return.

Regulatory dependency is the third leg. Rates are set customer class by customer class under four separate commissions (accession 0001692115-26-000062), which means the 12% to 14% EPS growth ambition through 2030 requires a chain of constructive rate-case outcomes in Arizona, Nevada, and California plus a FERC certificate for Great Basin that has not yet been filed, let alone granted. The first quarter already showed the fragility, with results missing estimates even as guidance was reaffirmed. At about 17 times operating income the price only asks for roughly 3% annual growth, but the equity story the market is actually buying is the 12% to 14% one, and that story is levered, dilutive, seasonal, and regulator-dependent at every step.

Valuation

What the price asks is modest: at $91.17 the market pays about 17 times company-wide operating income, embedding roughly 2.9% annual operating-profit growth for five years, a pace comfortably inside what the company has recently delivered. The methods that read today's business directly agree with that comfort. Peer multiples land above the price, with an EV/EBITDA read at the sector's 13 times about 10% higher and the blended earnings-multiple read higher still; book-value-based approaches land 20% to 30% above it, resting on $56.52 of book value per share earning an 11.3% trailing return on equity. The methods that land far below the price share one trait: they average five years of operating income, and that average straddles the Centuri era, measuring a company that, per the 10-K's own framing of the sale as "a strategic shift that has a significant impact on the Company's operations and financial results" (accession 0001692115-26-000062), no longer exists. The honest read is a value-supported utility, priced near or below its asset and peer reads, not a growth premium.

Two bases matter when reading the earnings. Trailing GAAP EPS of $6.41 includes disposition effects; management's adjusted 2026 guide of $4.17 to $4.32, against an adjusted $3.65 for 2025, is the operating baseline the growth plan compounds from. The balance sheet is the constraint on the upside case rather than a threat to the downside one: $3.0 billion of net debt at about 6.1 times trailing pre-tax operating income and 4.1 times interest coverage is ordinary for a regulated utility, but the roughly $1.7 billion Great Basin program and a share count already growing 4.5% a year mean the equity claim keeps being divided while rate base compounds. The filing grounds the scale of the underlying franchise, distribution across "portions of Arizona, Nevada, and California" with 92.7 million dekatherms delivered in 2024 (accession 0001692115-26-000062). The decisive question the price leaves open is whether contracted pipeline growth arrives fast enough to outrun the dilution funding it.

Catalysts

Great Basin is the named catalyst with dates attached. The company has secured binding precedent agreements for 0.6 billion cubic feet per day of incremental capacity with a 2028 in-service date, roughly $1.7 billion of estimated capital investment, after an open season drew bids totaling nearly 2.5 billion cubic feet per day, including requests for phased service into 2035. The FERC certificate application is planned for later this year, with field surveys, public outreach, and engineering design already underway; the filing itself, and any expansion of the contracted quantity toward the oversubscribed demand, are the concrete events that would re-rate the pipeline segment.

The utility calendar runs alongside it. Management reaffirmed 2026 adjusted EPS guidance of $4.17 to $4.32 with first-quarter results in May, up from $3.65 in 2025, and maintained the 12% to 14% annual EPS growth outlook through 2030 even as the quarter itself came in below street estimates. The second-quarter print, on the company's usual early-August cadence, tests whether regulatory outcomes and customer growth are tracking the guide. Rate-case activity across the Arizona, Nevada, and California jurisdictions remains the recurring driver of earned returns, and financing announcements deserve equal attention: with the Great Basin program ahead and the share count already growing about 4.5% annually, the mix of debt and equity chosen to fund the expansion will determine how much of the project's growth reaches each existing share.

Peer Cohorts (Per Segment, With Filing Citations)

Natural Gas Distribution (reported)

Pipeline and Storage (reported)

Methodology Note

Fundamentals sourced from SEC EDGAR filings. Current price from Databento. The priced-in inversion and valuation x-ray are computed by the boothcheck engine; narrative composed by AI from the structured data.

Sources

Q1 2026 earnings release, May 2026 · Q1 2026 earnings call, May 2026 · Investing.com earnings coverage, May 2026

View the full interactive SWX report on boothcheck