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Side-by-side financial comparison of Fastenal (FAST) and WATSCO INC (WSO). Click either name above to swap in a different company.

Fastenal is the larger business by last-quarter revenue ($2.0B vs $1.6B, roughly 1.3× WATSCO INC). Fastenal runs the higher net margin — 14.5% vs 4.5%, a 10.0% gap on every dollar of revenue. On growth, Fastenal posted the faster year-over-year revenue change (3.5% vs -10.0%). WATSCO INC produced more free cash flow last quarter ($388.5M vs $308.2M). Over the past eight quarters, Fastenal's revenue compounded faster (2.9% CAGR vs 0.4%).

Fastenal Company is an American publicly traded company based in Winona, Minnesota, founded in 1967. Fastenal is a major distributor of industrial and construction supplies, and the largest fastener distributor in North America. Fastenal provides supply chain solutions including bin stock, vending machines, inventory management, and logistics services.

Watsco, Inc. is a distributor of air conditioning, heating and refrigeration equipment, and related parts and supplies (HVAC/R) in the United States. Watsco was founded more than 60 years ago as a manufacturer of parts, components, and tools used in the HVAC/R industry. In 1989, the company shifted from manufacturing to distribution, by acquiring Gemaire Distributors Inc., a South Florida-based Rheem distributor.

FAST vs WSO — Head-to-Head

Bigger by revenue
FAST
FAST
1.3× larger
FAST
$2.0B
$1.6B
WSO
Growing faster (revenue YoY)
FAST
FAST
+13.5% gap
FAST
3.5%
-10.0%
WSO
Higher net margin
FAST
FAST
10.0% more per $
FAST
14.5%
4.5%
WSO
More free cash flow
WSO
WSO
$80.3M more FCF
WSO
$388.5M
$308.2M
FAST
Faster 2-yr revenue CAGR
FAST
FAST
Annualised
FAST
2.9%
0.4%
WSO

Income Statement — Q1 FY2026 vs Q4 FY2025

Metric
FAST
FAST
WSO
WSO
Revenue
$2.0B
$1.6B
Net Profit
$293.9M
$71.7M
Gross Margin
44.3%
27.1%
Operating Margin
18.9%
6.4%
Net Margin
14.5%
4.5%
Revenue YoY
3.5%
-10.0%
Net Profit YoY
-1.6%
-25.9%
EPS (diluted)
$-0.01
$1.82

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
FAST
FAST
WSO
WSO
Q1 26
$2.0B
Q4 25
$2.0B
$1.6B
Q3 25
$2.1B
$2.1B
Q2 25
$2.1B
$2.1B
Q1 25
$2.0B
$1.5B
Q4 24
$1.8B
$1.8B
Q3 24
$1.9B
$2.2B
Q2 24
$1.9B
$2.1B
Net Profit
FAST
FAST
WSO
WSO
Q1 26
$293.9M
Q4 25
$293.9M
$71.7M
Q3 25
$335.5M
$161.6M
Q2 25
$330.3M
$183.6M
Q1 25
$298.7M
$80.1M
Q4 24
$262.1M
$96.8M
Q3 24
$298.1M
$171.0M
Q2 24
$292.7M
$181.4M
Gross Margin
FAST
FAST
WSO
WSO
Q1 26
44.3%
Q4 25
44.3%
27.1%
Q3 25
45.3%
27.5%
Q2 25
45.3%
29.3%
Q1 25
45.1%
28.1%
Q4 24
44.8%
26.7%
Q3 24
44.9%
26.2%
Q2 24
45.1%
27.1%
Operating Margin
FAST
FAST
WSO
WSO
Q1 26
18.9%
Q4 25
18.9%
6.4%
Q3 25
20.7%
11.4%
Q2 25
21.0%
13.2%
Q1 25
20.1%
7.3%
Q4 24
18.9%
7.8%
Q3 24
20.3%
11.6%
Q2 24
20.2%
12.6%
Net Margin
FAST
FAST
WSO
WSO
Q1 26
14.5%
Q4 25
14.5%
4.5%
Q3 25
15.7%
7.8%
Q2 25
15.9%
8.9%
Q1 25
15.2%
5.2%
Q4 24
14.4%
5.5%
Q3 24
15.6%
7.9%
Q2 24
15.3%
8.5%
EPS (diluted)
FAST
FAST
WSO
WSO
Q1 26
$-0.01
Q4 25
$-0.01
$1.82
Q3 25
$0.29
$3.98
Q2 25
$0.29
$4.52
Q1 25
$0.52
$1.93
Q4 24
$0.45
$2.42
Q3 24
$0.52
$4.22
Q2 24
$0.51
$4.49

Balance Sheet & Financial Strength

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

Metric
FAST
FAST
WSO
WSO
Cash + ST InvestmentsLiquidity on hand
$276.8M
$733.3M
Total DebtLower is stronger
$125.0M
$361.6M
Stockholders' EquityBook value
$3.9B
$2.8B
Total Assets
$5.1B
$4.4B
Debt / EquityLower = less leverage
0.03×
0.13×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
FAST
FAST
WSO
WSO
Q1 26
$276.8M
Q4 25
$276.8M
$733.3M
Q3 25
$288.1M
$524.3M
Q2 25
$237.8M
$293.0M
Q1 25
$231.8M
$431.8M
Q4 24
$255.8M
$781.9M
Q3 24
$292.2M
$550.0M
Q2 24
$255.5M
$424.9M
Total Debt
FAST
FAST
WSO
WSO
Q1 26
$125.0M
Q4 25
$125.0M
$361.6M
Q3 25
$195.0M
$340.8M
Q2 25
$230.0M
$338.7M
Q1 25
$200.0M
$346.4M
Q4 24
$200.0M
$337.2M
Q3 24
$240.0M
$321.0M
Q2 24
$235.0M
$307.1M
Stockholders' Equity
FAST
FAST
WSO
WSO
Q1 26
$3.9B
Q4 25
$3.9B
$2.8B
Q3 25
$3.9B
$2.8B
Q2 25
$3.8B
$2.8B
Q1 25
$3.7B
$2.7B
Q4 24
$3.6B
$2.7B
Q3 24
$3.6B
$2.7B
Q2 24
$3.5B
$2.6B
Total Assets
FAST
FAST
WSO
WSO
Q1 26
$5.1B
Q4 25
$5.1B
$4.4B
Q3 25
$5.1B
$4.6B
Q2 25
$5.0B
$4.7B
Q1 25
$4.9B
$4.5B
Q4 24
$4.7B
$4.5B
Q3 24
$4.7B
$4.5B
Q2 24
$4.6B
$4.4B
Debt / Equity
FAST
FAST
WSO
WSO
Q1 26
0.03×
Q4 25
0.03×
0.13×
Q3 25
0.05×
0.12×
Q2 25
0.06×
0.12×
Q1 25
0.05×
0.13×
Q4 24
0.06×
0.13×
Q3 24
0.07×
0.12×
Q2 24
0.07×
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
FAST
FAST
WSO
WSO
Operating Cash FlowLast quarter
$368.2M
$399.8M
Free Cash FlowOCF − Capex
$308.2M
$388.5M
FCF MarginFCF / Revenue
15.2%
24.6%
Capex IntensityCapex / Revenue
3.0%
0.7%
Cash ConversionOCF / Net Profit
1.25×
5.57×
TTM Free Cash FlowTrailing 4 quarters
$1.2B
$535.1M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
FAST
FAST
WSO
WSO
Q1 26
$368.2M
Q4 25
$368.2M
$399.8M
Q3 25
$386.9M
$354.9M
Q2 25
$278.6M
$-7.4M
Q1 25
$262.2M
$-177.6M
Q4 24
$282.8M
$378.9M
Q3 24
$296.9M
$232.8M
Q2 24
$258.0M
$57.7M
Free Cash Flow
FAST
FAST
WSO
WSO
Q1 26
$308.2M
Q4 25
$308.2M
$388.5M
Q3 25
$326.6M
$346.1M
Q2 25
$209.3M
$-14.3M
Q1 25
$206.5M
$-185.2M
Q4 24
$222.6M
$370.9M
Q3 24
$237.5M
$223.0M
Q2 24
$201.9M
$51.3M
FCF Margin
FAST
FAST
WSO
WSO
Q1 26
15.2%
Q4 25
15.2%
24.6%
Q3 25
15.3%
16.7%
Q2 25
10.1%
-0.7%
Q1 25
10.5%
-12.1%
Q4 24
12.2%
21.1%
Q3 24
12.4%
10.3%
Q2 24
10.5%
2.4%
Capex Intensity
FAST
FAST
WSO
WSO
Q1 26
3.0%
Q4 25
3.0%
0.7%
Q3 25
2.8%
0.4%
Q2 25
3.3%
0.3%
Q1 25
2.8%
0.5%
Q4 24
3.3%
0.5%
Q3 24
3.1%
0.5%
Q2 24
2.9%
0.3%
Cash Conversion
FAST
FAST
WSO
WSO
Q1 26
1.25×
Q4 25
1.25×
5.57×
Q3 25
1.15×
2.20×
Q2 25
0.84×
-0.04×
Q1 25
0.88×
-2.22×
Q4 24
1.08×
3.91×
Q3 24
1.00×
1.36×
Q2 24
0.88×
0.32×

Financial Flow Comparison

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

Revenue Breakdown by Segment

FAST
FAST

Reportable Segment Aggregation Before Other Operating Segment$1.8B90%
Other$211.2M10%

WSO
WSO

Segment breakdown not available.

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