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Side-by-side financial comparison of CSX Corporation (CSX) and PPL Corporation (PPL). Click either name above to swap in a different company.

CSX Corporation is the larger business by last-quarter revenue ($3.5B vs $2.3B, roughly 1.5× PPL Corporation). CSX Corporation runs the higher net margin — 23.2% vs 11.3%, a 11.8% gap on every dollar of revenue. On growth, PPL Corporation posted the faster year-over-year revenue change (7.2% vs 1.7%). CSX Corporation produced more free cash flow last quarter ($793.0M vs $-614.0M). Over the past eight quarters, PPL Corporation's revenue compounded faster (1.0% CAGR vs -3.0%).

CSX Transportation, known colloquially as simply CSX, is a Class I freight railroad company operating in the Eastern United States and the Canadian provinces of Ontario and Quebec. Operating about 21,000 route miles (34,000 km) of track, it is the leading subsidiary of CSX Corporation, a Fortune 500 company headquartered in Jacksonville, Florida.

PPL Corporation is a leading US-based energy utility holding company headquartered in Allentown, Pennsylvania. It delivers electricity and natural gas to approximately 3.5 million residential, commercial and industrial customers across Pennsylvania, Kentucky and Rhode Island, with core focuses on grid modernization, affordable clean energy transition, and reliable sustainable energy services for local communities.

CSX vs PPL — Head-to-Head

Bigger by revenue
CSX
CSX
1.5× larger
CSX
$3.5B
$2.3B
PPL
Growing faster (revenue YoY)
PPL
PPL
+5.5% gap
PPL
7.2%
1.7%
CSX
Higher net margin
CSX
CSX
11.8% more per $
CSX
23.2%
11.3%
PPL
More free cash flow
CSX
CSX
$1.4B more FCF
CSX
$793.0M
$-614.0M
PPL
Faster 2-yr revenue CAGR
PPL
PPL
Annualised
PPL
1.0%
-3.0%
CSX

Income Statement — Q1 FY2026 vs Q4 FY2025

Metric
CSX
CSX
PPL
PPL
Revenue
$3.5B
$2.3B
Net Profit
$807.0M
$266.0M
Gross Margin
Operating Margin
29.9%
20.3%
Net Margin
23.2%
11.3%
Revenue YoY
1.7%
7.2%
Net Profit YoY
401.2%
50.3%
EPS (diluted)
$0.35

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
CSX
CSX
PPL
PPL
Q1 26
$3.5B
Q4 25
$3.5B
$2.3B
Q3 25
$3.6B
$2.2B
Q2 25
$3.6B
$2.0B
Q1 25
$3.4B
$2.5B
Q4 24
$3.5B
$2.2B
Q3 24
$3.6B
$2.1B
Q2 24
$3.7B
$1.9B
Net Profit
CSX
CSX
PPL
PPL
Q1 26
$807.0M
Q4 25
$720.0M
$266.0M
Q3 25
$694.0M
$318.0M
Q2 25
$829.0M
$183.0M
Q1 25
$646.0M
$414.0M
Q4 24
$720.0M
$177.0M
Q3 24
$894.0M
$214.0M
Q2 24
$963.0M
$190.0M
Operating Margin
CSX
CSX
PPL
PPL
Q1 26
29.9%
Q4 25
31.6%
20.3%
Q3 25
30.3%
25.4%
Q2 25
35.9%
19.9%
Q1 25
30.4%
26.6%
Q4 24
30.8%
17.2%
Q3 24
37.4%
20.6%
Q2 24
39.1%
20.8%
Net Margin
CSX
CSX
PPL
PPL
Q1 26
23.2%
Q4 25
20.5%
11.3%
Q3 25
19.3%
14.2%
Q2 25
23.2%
9.0%
Q1 25
18.9%
16.3%
Q4 24
20.3%
8.1%
Q3 24
24.7%
10.3%
Q2 24
26.0%
10.1%
EPS (diluted)
CSX
CSX
PPL
PPL
Q1 26
Q4 25
$0.39
$0.35
Q3 25
$0.37
$0.43
Q2 25
$0.44
$0.25
Q1 25
$0.34
$0.56
Q4 24
$0.38
$0.23
Q3 24
$0.46
$0.29
Q2 24
$0.49
$0.26

Balance Sheet & Financial Strength

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

Metric
CSX
CSX
PPL
PPL
Cash + ST InvestmentsLiquidity on hand
$1.1B
$1.1B
Total DebtLower is stronger
$18.9B
$18.9B
Stockholders' EquityBook value
$13.6B
$14.9B
Total Assets
$44.2B
$45.2B
Debt / EquityLower = less leverage
1.39×
1.27×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
CSX
CSX
PPL
PPL
Q1 26
$1.1B
Q4 25
$5.0M
$1.1B
Q3 25
$6.0M
$1.1B
Q2 25
$6.0M
$294.0M
Q1 25
$8.0M
$312.0M
Q4 24
$72.0M
$306.0M
Q3 24
$12.0M
$542.0M
Q2 24
$4.0M
$282.0M
Total Debt
CSX
CSX
PPL
PPL
Q1 26
$18.9B
Q4 25
$18.2B
$18.9B
Q3 25
$18.6B
Q2 25
$18.6B
Q1 25
$18.5B
Q4 24
$17.9B
$16.5B
Q3 24
$18.5B
Q2 24
$18.0B
Stockholders' Equity
CSX
CSX
PPL
PPL
Q1 26
$13.6B
Q4 25
$13.2B
$14.9B
Q3 25
$12.8B
$14.4B
Q2 25
$12.4B
$14.3B
Q1 25
$12.2B
$14.3B
Q4 24
$12.5B
$14.1B
Q3 24
$12.9B
$14.1B
Q2 24
$12.6B
$14.1B
Total Assets
CSX
CSX
PPL
PPL
Q1 26
$44.2B
Q4 25
$43.7B
$45.2B
Q3 25
$43.3B
$43.9B
Q2 25
$42.9B
$42.4B
Q1 25
$43.2B
$41.8B
Q4 24
$42.8B
$41.1B
Q3 24
$43.1B
$40.5B
Q2 24
$42.4B
$39.8B
Debt / Equity
CSX
CSX
PPL
PPL
Q1 26
1.39×
Q4 25
1.38×
1.27×
Q3 25
1.45×
Q2 25
1.50×
Q1 25
1.52×
Q4 24
1.43×
1.17×
Q3 24
1.43×
Q2 24
1.42×

Cash Flow & Capital Efficiency

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

Metric
CSX
CSX
PPL
PPL
Operating Cash FlowLast quarter
$1.3B
$548.0M
Free Cash FlowOCF − Capex
$793.0M
$-614.0M
FCF MarginFCF / Revenue
22.8%
-26.1%
Capex IntensityCapex / Revenue
49.5%
Cash ConversionOCF / Net Profit
1.58×
2.06×
TTM Free Cash FlowTrailing 4 quarters
$2.0B
$-1.4B

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
CSX
CSX
PPL
PPL
Q1 26
$1.3B
Q4 25
$1.4B
$548.0M
Q3 25
$1.3B
$966.0M
Q2 25
$635.0M
$602.0M
Q1 25
$1.3B
$513.0M
Q4 24
$1.4B
$511.0M
Q3 24
$1.7B
$781.0M
Q2 24
$1.1B
$766.0M
Free Cash Flow
CSX
CSX
PPL
PPL
Q1 26
$793.0M
Q4 25
$709.0M
$-614.0M
Q3 25
$607.0M
$-179.0M
Q2 25
$-141.0M
$-328.0M
Q1 25
$536.0M
$-280.0M
Q4 24
$550.0M
$-349.0M
Q3 24
$1.1B
$102.0M
Q2 24
$547.0M
$96.0M
FCF Margin
CSX
CSX
PPL
PPL
Q1 26
22.8%
Q4 25
20.2%
-26.1%
Q3 25
16.9%
-8.0%
Q2 25
-3.9%
-16.1%
Q1 25
15.7%
-11.0%
Q4 24
15.5%
-15.9%
Q3 24
29.3%
4.9%
Q2 24
14.8%
5.1%
Capex Intensity
CSX
CSX
PPL
PPL
Q1 26
Q4 25
19.3%
49.5%
Q3 25
20.4%
51.2%
Q2 25
21.7%
45.6%
Q1 25
21.0%
31.2%
Q4 24
23.7%
39.3%
Q3 24
17.3%
32.7%
Q2 24
14.6%
35.8%
Cash Conversion
CSX
CSX
PPL
PPL
Q1 26
1.58×
Q4 25
1.93×
2.06×
Q3 25
1.93×
3.04×
Q2 25
0.77×
3.29×
Q1 25
1.94×
1.24×
Q4 24
1.93×
2.89×
Q3 24
1.89×
3.65×
Q2 24
1.13×
4.03×

Financial Flow Comparison

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

Revenue Breakdown by Segment

CSX
CSX

Segment breakdown not available.

PPL
PPL

Rhode Island Regulated$539.0M23%
Other$532.0M23%
Residential$451.0M19%
Nonrelated Party$425.0M18%
Transmission$228.0M10%
Commercial$117.0M5%
Wholesale Other$23.0M1%
Industrial$14.0M1%
Related Party$13.0M1%
Wholesale Municipal$6.0M0%

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