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Side-by-side financial comparison of Union Pacific Corporation (UNP) and Vistra Corp. (VST). Click either name above to swap in a different company.

Union Pacific Corporation is the larger business by last-quarter revenue ($6.2B vs $4.8B, roughly 1.3× Vistra Corp.). Union Pacific Corporation runs the higher net margin — 27.4% vs 4.8%, a 22.5% gap on every dollar of revenue. On growth, Vistra Corp. posted the faster year-over-year revenue change (31.2% vs 3.2%). Union Pacific Corporation produced more free cash flow last quarter ($631.0M vs $596.0M). Over the past eight quarters, Vistra Corp.'s revenue compounded faster (23.3% CAGR vs 1.7%).

The Union Pacific Railroad Company is a Class I freight-hauling railroad that operates 8,300 locomotives over 32,200 miles (51,800 km) routes in 23 U.S. states west of Chicago and New Orleans. Union Pacific is the second-largest railroad in the United States after BNSF.

Vistra may refer to either of two companies:Vistra, a corporate services company based in Hong Kong Vistra Corp, an energy company based in Texas

UNP vs VST — Head-to-Head

Bigger by revenue
UNP
UNP
1.3× larger
UNP
$6.2B
$4.8B
VST
Growing faster (revenue YoY)
VST
VST
+28.1% gap
VST
31.2%
3.2%
UNP
Higher net margin
UNP
UNP
22.5% more per $
UNP
27.4%
4.8%
VST
More free cash flow
UNP
UNP
$35.0M more FCF
UNP
$631.0M
$596.0M
VST
Faster 2-yr revenue CAGR
VST
VST
Annualised
VST
23.3%
1.7%
UNP

Income Statement — Q1 FY2026 vs Q4 FY2025

Metric
UNP
UNP
VST
VST
Revenue
$6.2B
$4.8B
Net Profit
$1.7B
$233.0M
Gross Margin
Operating Margin
39.5%
9.9%
Net Margin
27.4%
4.8%
Revenue YoY
3.2%
31.2%
Net Profit YoY
4.6%
-47.2%
EPS (diluted)
$2.87
$0.55

Green = leading value per metric. Periods may differ when fiscal calendars don't align.

8-Quarter Revenue & Profit Trend

Side-by-side quarterly history. Quarters aligned by calendar period so offset fiscal years line up.

Revenue
UNP
UNP
VST
VST
Q1 26
$6.2B
Q4 25
$6.1B
$4.8B
Q3 25
$6.2B
$4.8B
Q2 25
$6.2B
$3.8B
Q1 25
$6.0B
$4.3B
Q4 24
$6.1B
$3.7B
Q3 24
$6.1B
$4.3B
Q2 24
$6.0B
$3.6B
Net Profit
UNP
UNP
VST
VST
Q1 26
$1.7B
Q4 25
$1.8B
$233.0M
Q3 25
$1.8B
$652.0M
Q2 25
$1.9B
$327.0M
Q1 25
$1.6B
$-268.0M
Q4 24
$1.8B
$441.0M
Q3 24
$1.7B
$1.9B
Q2 24
$1.7B
$365.0M
Operating Margin
UNP
UNP
VST
VST
Q1 26
39.5%
Q4 25
39.5%
9.9%
Q3 25
40.8%
21.7%
Q2 25
41.0%
13.7%
Q1 25
39.3%
-2.8%
Q4 24
41.3%
16.4%
Q3 24
39.7%
59.6%
Q2 24
40.0%
22.5%
Net Margin
UNP
UNP
VST
VST
Q1 26
27.4%
Q4 25
30.4%
4.8%
Q3 25
28.6%
13.6%
Q2 25
30.5%
8.7%
Q1 25
27.0%
-6.3%
Q4 24
28.8%
12.0%
Q3 24
27.4%
43.5%
Q2 24
27.9%
10.1%
EPS (diluted)
UNP
UNP
VST
VST
Q1 26
$2.87
Q4 25
$3.12
$0.55
Q3 25
$3.01
$1.75
Q2 25
$3.15
$0.81
Q1 25
$2.70
$-0.93
Q4 24
$2.91
$1.09
Q3 24
$2.75
$5.25
Q2 24
$2.74
$0.90

Balance Sheet & Financial Strength

Snapshot of each company's liquidity, leverage and book value from the latest quarter.

Metric
UNP
UNP
VST
VST
Cash + ST InvestmentsLiquidity on hand
$735.0M
$785.0M
Total DebtLower is stronger
$15.8B
Stockholders' EquityBook value
$5.1B
Total Assets
$69.6B
$41.5B
Debt / EquityLower = less leverage
3.11×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
UNP
UNP
VST
VST
Q1 26
$735.0M
Q4 25
$1.3B
$785.0M
Q3 25
$808.0M
$602.0M
Q2 25
$1.1B
$458.0M
Q1 25
$1.4B
$561.0M
Q4 24
$1.0B
$1.2B
Q3 24
$947.0M
$905.0M
Q2 24
$1.1B
$1.6B
Total Debt
UNP
UNP
VST
VST
Q1 26
Q4 25
$30.3B
$15.8B
Q3 25
$30.3B
$15.8B
Q2 25
$30.3B
$15.5B
Q1 25
$30.6B
$15.4B
Q4 24
$29.8B
$15.4B
Q3 24
$29.8B
$13.9B
Q2 24
$31.2B
$13.9B
Stockholders' Equity
UNP
UNP
VST
VST
Q1 26
Q4 25
$18.5B
$5.1B
Q3 25
$17.3B
$5.2B
Q2 25
$16.3B
$4.8B
Q1 25
$16.0B
$4.8B
Q4 24
$16.9B
$5.6B
Q3 24
$16.6B
$5.4B
Q2 24
$16.5B
$5.6B
Total Assets
UNP
UNP
VST
VST
Q1 26
$69.6B
Q4 25
$69.7B
$41.5B
Q3 25
$68.6B
$38.0B
Q2 25
$68.6B
$38.1B
Q1 25
$68.5B
$38.2B
Q4 24
$67.7B
$37.8B
Q3 24
$67.6B
$37.9B
Q2 24
$67.8B
$39.1B
Debt / Equity
UNP
UNP
VST
VST
Q1 26
Q4 25
1.64×
3.11×
Q3 25
1.75×
3.02×
Q2 25
1.86×
3.22×
Q1 25
1.91×
3.20×
Q4 24
1.76×
2.77×
Q3 24
1.79×
2.56×
Q2 24
1.89×
2.49×

Cash Flow & Capital Efficiency

How much cash each business actually produces after reinvestment. Cash flow is harder to manipulate than net income.

Metric
UNP
UNP
VST
VST
Operating Cash FlowLast quarter
$1.4B
Free Cash FlowOCF − Capex
$631.0M
$596.0M
FCF MarginFCF / Revenue
10.1%
12.4%
Capex IntensityCapex / Revenue
17.4%
Cash ConversionOCF / Net Profit
6.15×
TTM Free Cash FlowTrailing 4 quarters
$4.8B
$1.3B

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
UNP
UNP
VST
VST
Q1 26
Q4 25
$2.2B
$1.4B
Q3 25
$2.5B
$1.5B
Q2 25
$2.3B
$572.0M
Q1 25
$2.2B
$599.0M
Q4 24
$2.7B
$1.4B
Q3 24
$2.7B
$1.7B
Q2 24
$1.9B
$1.2B
Free Cash Flow
UNP
UNP
VST
VST
Q1 26
$631.0M
Q4 25
$1.2B
$596.0M
Q3 25
$1.6B
$1.0B
Q2 25
$1.4B
$-118.0M
Q1 25
$1.3B
$-169.0M
Q4 24
$1.7B
$923.0M
Q3 24
$1.8B
$1.0B
Q2 24
$1.0B
$698.0M
FCF Margin
UNP
UNP
VST
VST
Q1 26
10.1%
Q4 25
20.1%
12.4%
Q3 25
25.2%
21.1%
Q2 25
22.7%
-3.1%
Q1 25
21.6%
-4.0%
Q4 24
28.4%
25.2%
Q3 24
29.9%
23.4%
Q2 24
16.8%
19.4%
Capex Intensity
UNP
UNP
VST
VST
Q1 26
Q4 25
16.4%
17.4%
Q3 25
15.2%
9.6%
Q2 25
15.2%
18.4%
Q1 25
15.0%
18.1%
Q4 24
15.1%
11.7%
Q3 24
13.6%
15.8%
Q2 24
15.0%
13.8%
Cash Conversion
UNP
UNP
VST
VST
Q1 26
Q4 25
1.20×
6.15×
Q3 25
1.41×
2.25×
Q2 25
1.24×
1.75×
Q1 25
1.36×
Q4 24
1.51×
3.07×
Q3 24
1.59×
0.90×
Q2 24
1.14×
3.28×

Financial Flow Comparison

Revenue → gross profit → operating profit → net profit for each company.

Revenue Breakdown by Segment

UNP
UNP

Freight revenues$5.9B95%
Other revenues$324.0M5%

VST
VST

Retail Energy Charge In ERCOT$2.1B43%
Retail Energy Charge In Northeast Midwest$1.2B24%
East Segment$1.1B24%
Hedging Revenue Realized$170.0M4%
Revenue From Other Wholesale Contracts$116.0M2%
Transferable Production Tax Credit Revenues$78.0M2%
West Segment$77.0M2%
Intersegment Sales$25.0M1%

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