Cullen/Frost Bankers, Inc. (CFR): what the price requires

At today's price, Cullen/Frost Bankers, Inc. (CFR) is priced for 18.1% return on equity. boothcheck doesn't publish a fair value or a price target; it shows what the price assumes, so you can judge whether that bar is too high.

Generated: 2026-07-19 · Source: https://boothcheck.com/report/CFR

Headline

FieldValue
TickerCFR
CompanyCullen/Frost Bankers, Inc.
Current price$157.89/sh
CompositionBanking 90% / Frost Wealth Advisors 10%

What The Price Requires (Inversion)

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

FieldValue
Inversion basisfinancials
Elite ROE must persist for31.0y before normalizing (held at the 15.3% elite tier)
Perpetuity-equivalent ROE18.1%
Return on equity now14.5%
ROE gap+3.6pp
Price-to-book2.26x

Solve inputs: computed at a 10.2% cost of equity; ROE searched up to the 15.3% ROE ceiling; each 1pp moves the implied horizon ~12.6 years.

How unusual the bet is: high

ReferenceValue
vs own history+2.88σ
cohort percentile (of 119 peers)91
sustained it ~10 years at this level54%
implied end-window share0%

Valuation X-Ray

The price is supported by asset-based and earnings-power and relative-multiple value. 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
Asset1.23x3expensive
Earnings0.98x2justifies
Relative1.20x3expensive
Growth1.34x2expensive

Families that justify the price: Asset, Earnings, Relative

The models below discount at their own flat-beta convention rates (cost of equity 9.3%, WACC 2.7%); the inversion above states its own rate.

Per-Model Detail (n=10)

ModelFamilyFVPrice/FVApplicableMethodology
DCF Perpetual GrowthGrowth——no—
Bank Fair Value (P/TBV)—$155.521.02xyesTBVPS $71.80 × 2.17x (ROE (TTM) 14.8% / CoE 9.3%, g=5.0% (sustainable: 65% retention × ROE, 5% cap; not the terminal-growth assumption), credit 1.29% allowance/loans → ×0.94)
Relative ValuationRelative$114.401.38xyesP/E 10x (static sector reference · 2026-04), scenarios: 8.4x / 10.0x / 11.6x (bear / base = reference held flat / bull), EV/EBITDA N/Ax
Simple DDMGrowth——no—
Two-Stage DDMGrowth$107.871.46xyesStage 1: 13% for 5yr, Stage 2: 3.5% perpetual
Simple Excess ReturnAsset$114.551.38xyesBV/sh $71.80, ROE (TTM) 14.8%, ke 9.3%
Two-Stage Excess ReturnAsset$143.031.10xyes5yr excess ROE then converge to ke=9.3%
Discounted Future Market CapGrowth$130.511.21xyesRev $2.3B, growth 8% (input: historical growth; tapered), Terminal P/S: 3.7x / 4.4x / 5.1x (bear / base = today's held flat / bull, cap 8x)
Peter Lynch Fair ValueRelative$131.031.20xyesEPS $10.27, growth 13% (input: historical EPS growth), PEG=1.17 (Fair)
Margin TrajectoryGrowth——no—
Earnings Power ValueEarnings——no—
Residual IncomeAsset——no—
Graham NumberAsset$128.811.23xyes√(22.5 × EPS $10.27 × BVPS $71.80) — Graham's conservative floor
EV/EBITDA RelativeRelative——no—
FCF YieldEarnings——no—
SBC-Adj FCF YieldEarnings——no—
Ben Graham FormulaEarnings$292.790.54xyesEPS $10.27 × (8.5 + 2×12.8%) × (4.4 / 5.3%)
ROIC-Justified P/BAsset——no—
P/Sales SectorRelative——no—
PEG Fair ValueRelative$196.540.80xyesEPS $10.27 × (PEG 1.5 × growth 12.8% (input: historical EPS growth)) → PE 19.1x
Earnings YieldEarnings$111.031.42xyesEPS $10.27 / required return 9.3% (Rf 4.3% + ERP 5.0%)
Funds From Operations MultipleRelative——no—
Clinical Phase NPVGrowth——no—
MertonAsset——no—
V5 Mechanical———no—

Solvency

FieldValue
Share count CAGR (buyback)-0.5%

Deposit/float-funded balance sheet: debt is funding, not corporate leverage, and GAAP operating cash flow follows loan flows. Net-debt, interest-coverage, and cash-burn lenses do not apply. The solvency frame for a financial is regulatory capital and payout capacity (CET1, stress buffer, dividends plus buybacks against earnings).

Bullet Takeaways

A bank is worth the return it earns on its capital, and Frost earns a high one: Q1 2026 return on average common equity was 15.15%, with net interest margin expanding to 3.74%. At $145.65 the stock trades near 2.1x book, the very top of its peer group, pricing a return above the elite long-run tier.

The premium is earned, not assumed. Q1 2026 EPS of $2.65 beat estimates and grew 15% year over year, loan-growth guidance was raised to 6% to 7%, and the company is expanding branches into new Texas markets with record commercial pipelines.

The question is not whether Frost is excellent; it is whether 2.1x book leaves room for error if the Texas growth engine or the deposit franchise slows.

Bull Case

The single most decisive number for Frost is its deposit franchise, because that is what produces the return that justifies everything else. A bank's profitability is set by the cost of its funding, and Frost funds itself cheaply with sticky, relationship-driven deposits, including a large base of non-interest-bearing demand deposits. The 10-K shows average deposits growing with interest-bearing deposits up '$1.2 billion, or 4.3%,' and the taxable-equivalent net interest margin rising 13 basis points to 3.66% in 2025, then to 3.74% in Q1 2026 (FY2025 10-K, accession 0000039263-26-000011). That margin, built on low-cost deposits, is the engine behind a return on average common equity of 15.15% in the quarter and a return on average assets of 1.32%, both elite levels for a bank. If that deposit-cost advantage holds, the high ROE holds, and the premium multiple is justified.

The second leg is the growth runway, which is unusual for a bank this profitable. Frost is expanding organically in Texas, one of the fastest-growing state economies in the country, opening branches in new markets and reporting record commercial pipelines. Q1 2026 EPS of $2.65 beat the $2.49 estimate and grew 15.2%, net income rose 13.4% to $169.3 million, and consumer loan balances jumped 19% year over year. Management raised full-year average loan-growth guidance to 6% to 7% from 5% to 7% and narrowed NII growth guidance higher to 3.5% to 5%. A bank that compounds book value at a high ROE while also growing its loan and deposit base organically is the rare combination of quality and growth.

The third leg is the conservative culture that makes the returns durable. Frost is known for relationship banking, strong credit discipline, and a refusal to chase risk for yield, which is why it has historically come through credit cycles better than peers. The loan book shown in the 10-K is diversified across commercial and industrial, energy, and consumer, with energy a managed exposure rather than a concentration. The Frost Wealth Advisors segment adds fee income that diversifies away from pure spread lending. For a buyer who values a franchise that earns 15% ROE through disciplined underwriting in a growing market, the premium price is the cost of owning one of the best-run banks in the country, and the bull case is that quality this consistent rarely trades cheap and is worth paying up for.

Bear Case

The qualitative truth a Frost holder has to face is that excellence is fully recognized and then some. This is widely regarded as one of the best-run regional banks in America, and the market knows it: the stock trades at the very top of its peer group on price-to-book. The bear case is not that anything is wrong with the bank; it is that paying a premium price for a great business only works if the business keeps exceeding the premium, and a 2.1x book multiple leaves almost no cushion for a stumble. When a high-quality name is priced for continued excellence, the asymmetry shifts: the upside requires Frost to be even better than its already-high bar, while any disappointment, a slower Texas, a deposit-cost squeeze, a credit hiccup, gets punished from an elevated starting point.

The numbers underneath that qualitative read are demanding. At 2.1x book the inversion is pricing a return on equity above the 12.5% elite long-run tier, sustained indefinitely, and the historical base rate is sobering: only about 55% of firms earning this return held it for a decade. Frost has recently earned about 14.5%, above that tier, which is exactly why the multiple is high, but the price assumes that pace persists, and bank returns are cyclical. The current 15% ROE benefits from a favorable net interest margin environment; if the rate curve flattens, deposit competition intensifies, or the Texas growth that lifts loan volumes cools, the ROE reverts toward the tier, and a 2.1x multiple compresses toward the peer average.

The third risk is the concentration that comes with the franchise. Frost is a Texas bank, so it is levered to one state's economy, including its energy sector. The 10-K shows meaningful energy exposure across production and service loans, and while Frost manages this conservatively, a sharp downturn in oil and gas would hit Texas commercial credit and the broader state economy that drives the growth story. Geographic and sector concentration are tolerable when priced cheaply; at the top of the peer multiple, they are uncompensated risks. The bear case is simply that the price has already paid for the quality, and great companies bought at full prices make ordinary investments.

Valuation

A bank is valued on the return it earns on its capital, so the frame is price-to-book. At $145.65 (June 27, 2026) Frost trades near 2.1x book, which sits at the very top of its peer group and prices a return on equity above the elite 12.5% long-run tier, computed at a 10.3% cost of equity. The reference point matters: Frost has recently been earning about 14.5%, above that tier, which is why the high multiple is not absurd, but the price assumes that elevated return persists indefinitely. That is a bound rather than a solved point, and the model labels it high, noting only about 55% of firms earning this return sustained it for a decade.

The method families cluster more tightly here than for most banks, which befits a stable, high-quality franchise. So the grounded methods bracket the price closely, with the tangible-book and growth-adjusted methods above the quote and the relative methods below it. The read is that Frost is fairly valued to modestly expensive on its current returns: a great bank priced like a great bank. The valuation case turns on durability. If Frost keeps earning roughly 15% ROE while compounding its loan and deposit base in a growing Texas economy, the premium is sustainable and the tangible-book method near $156 is the right anchor.

Catalysts

The Q1 2026 report was the recent catalyst and it reinforced the quality narrative. EPS of $2.65 beat the $2.49 estimate and grew 15.2%, net income rose 13.4% to $169.3 million, net interest margin expanded 14 basis points year over year to 3.74%, and return on average common equity reached 15.15%. Management raised full-year average loan-growth guidance to 6% to 7% and narrowed NII growth guidance higher to 3.5% to 5%, with record commercial pipelines and 19% year-over-year consumer loan growth. The next prints are a test of whether the Texas branch-expansion strategy keeps converting into loan and deposit growth and whether the net interest margin holds as the rate environment shifts.

The forward watch items are the deposit franchise, the rate environment, and Texas. Deposit costs and the mix of non-interest-bearing deposits drive the margin that produces the high ROE, so deposit competition is the variable to watch most closely. The new-market branch expansion is the organic growth catalyst, and the Texas economy, including its energy sector, is both the growth engine and the concentration risk. On capital, the bank returns cash through dividends and buybacks while funding growth. For a name priced at the top of its peer multiple, the catalysts that sustain it are continued high ROE, margin resilience, and Texas loan growth; the risk catalysts are a deposit-cost squeeze, a curve flattening, or an energy-driven credit downturn that pressures the premium.

Sources: Cullen/Frost Q1 2026 earnings beat on NII and fee income (Yahoo Finance), Cullen/Frost tops Q1 2026 with $2.65 EPS (Alphastreet), Cullen/Frost beats Q1 2026 EPS expectations (Investing.com), Cullen/Frost FY2025 10-K.

Peer Cohorts (Per Segment, With Filing Citations)

Banking (reported)

Frost Wealth Advisors (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.

View the full interactive CFR report on boothcheck