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UNP vs CSX: side-by-side analysis

Cross-read of UNP (Union Pacific Corporation) versus CSX (CSX): UNP screens modestly overvalued at $265 versus a fair-value midpoint of $229, while CSX appears in our peer table at a forward P/E of 20.8x and ROE of 23.7%. Our current rating for UNP is Reduce.

Where UNP and CSX sit on fair value

UNP's composite fair-value range is $184–$275 (midpoint $229), versus a current price of $265. CSX is one of UNP's closest sector neighbours and shows up directly in the peer table inside our full report, with a market-cap of $83.3B, P/E of 20.8x, EV/EBITDA of 15.3x, and an operating margin of 36.2%. The cross-read is editorial: same archetype expectations, same discount-rate philosophy, different operating model.

Both names are evaluated under the same six-factor decision overlay (customer value, unit economics, TAM, moat durability, risk profile, valuation) so comparing them is apples-to-apples rather than headline-multiple-to-headline-multiple. The rating differential between UNP and CSX is driven by where each lands across those six axes, not by who looks "cheaper" on a single screen.

Where they actually differ

UNP is classified as a mature-dividend stock; the archetype dictates our deceleration curve, terminal multiple, and probability weights. CSX, depending on its own archetype, will have its own calibration — and that is precisely why simple peer multiples can mislead. A 19.3× forward P/E with a PEG of 4.83 is not the same on UNP as it is on CSX unless they share the same growth profile, capital intensity, and moat half-life.

UNP's moat assessment is 9/10, and the full moat section in the report covers the source (network effects, switching costs, intangibles, scale, etc.) plus the timeline of any threats. The cross-read against CSX should focus on which company's economic profit (ROIC minus WACC) is wider AND more durable — that is the variable that dominates long-run total return between two same-sector names.

Which one wins on each dimension

Valuation: UNP screens modestly overvalued versus our fair-value midpoint. The full report's peer table compares UNP and CSX directly on P/E, PEG, EV/EBITDA, ROE, and operating margin. Risk: the bear case for UNP is bound by the kill-scenarios list in Section 2; the equivalent for CSX would need its own report. We do not co-rate two companies on a single page.

Capital allocation and growth runway typically separate same-sector pairs more than the headline numbers suggest. The full report's capital-allocation paragraph and TAM analysis are the lenses we recommend before deciding whether UNP or CSX is the better expression of the same theme.

Bottom line — UNP or CSX?

Our rating for UNP is Reduce with a 88/100 confidence score; the rating already accounts for the relative-value information embedded in the peer table that includes CSX. The cross-read is most useful when the two companies are real substitutes in a portfolio (same factor exposure, same end markets, same archetype) — otherwise the comparison is theatre.

For the full evidence on UNP, including the explicit peer multiples versus CSX and the rest of the comp set, see the canonical report at /stocks/unp/analysis. For CSX's standalone report, see /stocks/csx/analysis.

Frequently asked questions

UNP vs CSX: which is cheaper today?

UNP screens modestly overvalued at $265 versus a fair-value midpoint of $229 (range $184–$275). The peer table inside the full report compares UNP and CSX directly on P/E, PEG, EV/EBITDA, ROE, and operating margin.

Is UNP a better buy than CSX?

Our current rating for UNP is Reduce; we do not co-rate CSX on this page — see CSX's own report. The cross-read is most useful for relative positioning, not for choosing one over the other in isolation.

What archetype is UNP?

Union Pacific Corporation is classified as a mature-dividend stock, which determines our deceleration curve, terminal multiple, and probability weights. CSX's own archetype is in its own report.

What is UNP's moat score versus CSX?

UNP's moat score is 9/10. The full moat section covers source, durability, and threat timeline; CSX's moat assessment is in its own standalone report.

Research for educational purposes. Not personalised investment advice. See the full UNP report for the canonical evidence.