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Side-by-side financial comparison of WEX Inc. (WEX) and Select Water Solutions, Inc. (WTTR). Click either name above to swap in a different company.

WEX Inc. is the larger business by last-quarter revenue ($673.8M vs $346.5M, roughly 1.9× Select Water Solutions, Inc.). WEX Inc. runs the higher net margin — 11.5% vs -0.1%, a 11.6% gap on every dollar of revenue. On growth, WEX Inc. posted the faster year-over-year revenue change (5.8% vs -0.7%). WEX Inc. produced more free cash flow last quarter ($49.5M vs $-6.0M). Over the past eight quarters, WEX Inc.'s revenue compounded faster (18.7% CAGR vs -2.8%).

WEX Inc. is a provider of payment processing and information management services to the United States commercial and government vehicle fleet industry. The company is headquartered in Portland, Maine and provides services in the United States, Canada, South America, Europe, Asia, and Australia.

Select Water Solutions, Inc. is a leading provider of end-to-end water management, fluid handling, and environmental sustainability services primarily catering to the North American onshore oil and gas exploration and production sector. Its core offerings include water sourcing, treatment, recycling, disposal, and chemical solutions to help clients cut operational costs and reduce environmental footprint.

WEX vs WTTR — Head-to-Head

Bigger by revenue
WEX
WEX
1.9× larger
WEX
$673.8M
$346.5M
WTTR
Growing faster (revenue YoY)
WEX
WEX
+6.6% gap
WEX
5.8%
-0.7%
WTTR
Higher net margin
WEX
WEX
11.6% more per $
WEX
11.5%
-0.1%
WTTR
More free cash flow
WEX
WEX
$55.5M more FCF
WEX
$49.5M
$-6.0M
WTTR
Faster 2-yr revenue CAGR
WEX
WEX
Annualised
WEX
18.7%
-2.8%
WTTR

Income Statement — Q1 FY2026 vs Q4 FY2025

Metric
WEX
WEX
WTTR
WTTR
Revenue
$673.8M
$346.5M
Net Profit
$77.7M
$-346.0K
Gross Margin
13.1%
Operating Margin
23.5%
-0.1%
Net Margin
11.5%
-0.1%
Revenue YoY
5.8%
-0.7%
Net Profit YoY
8.7%
78.9%
EPS (diluted)
$2.22

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
WEX
WEX
WTTR
WTTR
Q1 26
$673.8M
Q4 25
$465.1M
$346.5M
Q3 25
$481.6M
$322.2M
Q2 25
$454.4M
$364.2M
Q1 25
$444.3M
$374.4M
Q4 24
$440.3M
$349.0M
Q3 24
$479.0M
$371.3M
Q2 24
$478.6M
$365.1M
Net Profit
WEX
WEX
WTTR
WTTR
Q1 26
$77.7M
Q4 25
$84.2M
$-346.0K
Q3 25
$80.3M
$2.7M
Q2 25
$68.1M
$10.6M
Q1 25
$71.5M
$8.2M
Q4 24
$63.9M
$-1.6M
Q3 24
$102.9M
$15.8M
Q2 24
$77.0M
$12.9M
Gross Margin
WEX
WEX
WTTR
WTTR
Q1 26
Q4 25
39.0%
13.1%
Q3 25
43.0%
13.5%
Q2 25
40.0%
15.9%
Q1 25
39.2%
14.9%
Q4 24
41.5%
12.7%
Q3 24
48.0%
16.8%
Q2 24
44.9%
16.5%
Operating Margin
WEX
WEX
WTTR
WTTR
Q1 26
23.5%
Q4 25
35.7%
-0.1%
Q3 25
38.1%
-0.5%
Q2 25
34.5%
4.2%
Q1 25
35.4%
4.2%
Q4 24
35.7%
0.7%
Q3 24
41.0%
6.6%
Q2 24
35.1%
5.6%
Net Margin
WEX
WEX
WTTR
WTTR
Q1 26
11.5%
Q4 25
18.1%
-0.1%
Q3 25
16.7%
0.8%
Q2 25
15.0%
2.9%
Q1 25
16.1%
2.2%
Q4 24
14.5%
-0.5%
Q3 24
21.5%
4.3%
Q2 24
16.1%
3.5%
EPS (diluted)
WEX
WEX
WTTR
WTTR
Q1 26
$2.22
Q4 25
$2.38
Q3 25
$2.30
Q2 25
$1.98
Q1 25
$1.81
Q4 24
$1.60
Q3 24
$2.52
Q2 24
$1.83

Balance Sheet & Financial Strength

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

Metric
WEX
WEX
WTTR
WTTR
Cash + ST InvestmentsLiquidity on hand
$633.5M
$18.1M
Total DebtLower is stronger
$320.0M
Stockholders' EquityBook value
$1.3B
$805.6M
Total Assets
$15.4B
$1.6B
Debt / EquityLower = less leverage
0.40×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
WEX
WEX
WTTR
WTTR
Q1 26
$633.5M
Q4 25
$5.2B
$18.1M
Q3 25
$4.9B
$17.8M
Q2 25
$4.9B
$51.2M
Q1 25
$4.4B
$27.9M
Q4 24
$4.4B
$20.0M
Q3 24
$4.3B
$10.9M
Q2 24
$4.0B
$16.4M
Total Debt
WEX
WEX
WTTR
WTTR
Q1 26
Q4 25
$320.0M
Q3 25
$305.0M
Q2 25
$275.0M
Q1 25
$250.0M
Q4 24
$85.0M
Q3 24
$80.0M
Q2 24
$90.0M
Stockholders' Equity
WEX
WEX
WTTR
WTTR
Q1 26
$1.3B
Q4 25
$1.2B
$805.6M
Q3 25
$1.1B
$808.1M
Q2 25
$978.7M
$799.3M
Q1 25
$810.4M
$793.1M
Q4 24
$1.5B
$793.5M
Q3 24
$1.7B
$796.5M
Q2 24
$1.8B
$782.0M
Total Assets
WEX
WEX
WTTR
WTTR
Q1 26
$15.4B
Q4 25
$14.4B
$1.6B
Q3 25
$14.4B
$1.6B
Q2 25
$14.7B
$1.5B
Q1 25
$14.0B
$1.5B
Q4 24
$13.3B
$1.4B
Q3 24
$14.0B
$1.3B
Q2 24
$14.2B
$1.3B
Debt / Equity
WEX
WEX
WTTR
WTTR
Q1 26
Q4 25
0.40×
Q3 25
0.38×
Q2 25
0.34×
Q1 25
0.32×
Q4 24
0.11×
Q3 24
0.10×
Q2 24
0.12×

Cash Flow & Capital Efficiency

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

Metric
WEX
WEX
WTTR
WTTR
Operating Cash FlowLast quarter
$65.5M
Free Cash FlowOCF − Capex
$49.5M
$-6.0M
FCF MarginFCF / Revenue
7.3%
-1.7%
Capex IntensityCapex / Revenue
5.6%
20.6%
Cash ConversionOCF / Net Profit
TTM Free Cash FlowTrailing 4 quarters
$877.4M
$-79.9M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
WEX
WEX
WTTR
WTTR
Q1 26
Q4 25
$294.7M
$65.5M
Q3 25
$376.6M
$71.7M
Q2 25
$264.6M
$82.6M
Q1 25
$-481.6M
$-5.1M
Q4 24
$638.4M
$67.8M
Q3 24
$3.3M
$51.9M
Q2 24
$-7.0M
$83.1M
Free Cash Flow
WEX
WEX
WTTR
WTTR
Q1 26
$49.5M
Q4 25
$256.3M
$-6.0M
Q3 25
$341.6M
$-23.5M
Q2 25
$230.0M
$3.2M
Q1 25
$-514.2M
$-53.5M
Q4 24
$599.7M
$12.7M
Q3 24
$-31.7M
$16.7M
Q2 24
$-46.6M
$34.0M
FCF Margin
WEX
WEX
WTTR
WTTR
Q1 26
7.3%
Q4 25
55.1%
-1.7%
Q3 25
70.9%
-7.3%
Q2 25
50.6%
0.9%
Q1 25
-115.7%
-14.3%
Q4 24
136.2%
3.6%
Q3 24
-6.6%
4.5%
Q2 24
-9.7%
9.3%
Capex Intensity
WEX
WEX
WTTR
WTTR
Q1 26
5.6%
Q4 25
8.3%
20.6%
Q3 25
7.3%
29.6%
Q2 25
7.6%
21.8%
Q1 25
7.3%
12.9%
Q4 24
8.8%
15.8%
Q3 24
7.3%
9.5%
Q2 24
8.3%
13.5%
Cash Conversion
WEX
WEX
WTTR
WTTR
Q1 26
Q4 25
3.50×
Q3 25
4.69×
26.72×
Q2 25
3.89×
7.76×
Q1 25
-6.74×
-0.61×
Q4 24
9.99×
Q3 24
0.03×
3.29×
Q2 24
-0.09×
6.46×

Financial Flow Comparison

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

Revenue Breakdown by Segment

WEX
WEX

Payment processing revenue$284.2M42%
Account servicing revenue$182.5M27%
Other revenue$127.0M19%
Finance fee revenue$80.1M12%

WTTR
WTTR

Water Services$178.3M51%
Marcellus Utica$38.6M11%
Rockies$38.3M11%
Eagle Ford$28.2M8%
Midcon$23.0M7%
Haynesville E.Texas$19.1M6%
Bakken$17.3M5%
Eliminations And Other Geographical Regions$3.6M1%

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