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Side-by-side financial comparison of Delek US Holdings, Inc. (DK) and Fastenal (FAST). Click either name above to swap in a different company.

Delek US Holdings, Inc. is the larger business by last-quarter revenue ($2.6B vs $2.0B, roughly 1.3× Fastenal). Fastenal runs the higher net margin — 14.5% vs -7.7%, a 22.1% gap on every dollar of revenue. On growth, Fastenal posted the faster year-over-year revenue change (3.5% vs -4.9%). Over the past eight quarters, Fastenal's revenue compounded faster (2.9% CAGR vs -10.8%).

Delek US Holdings, Inc. is an oil refining, logistics and biofuels company founded in 2001 and headquartered in Brentwood, Tennessee.

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.

DK vs FAST — Head-to-Head

Bigger by revenue
DK
DK
1.3× larger
DK
$2.6B
$2.0B
FAST
Growing faster (revenue YoY)
FAST
FAST
+8.4% gap
FAST
3.5%
-4.9%
DK
Higher net margin
FAST
FAST
22.1% more per $
FAST
14.5%
-7.7%
DK
Faster 2-yr revenue CAGR
FAST
FAST
Annualised
FAST
2.9%
-10.8%
DK

Income Statement — Q1 FY2026 vs Q1 FY2026

Metric
DK
DK
FAST
FAST
Revenue
$2.6B
$2.0B
Net Profit
$-201.3M
$293.9M
Gross Margin
-5.8%
44.3%
Operating Margin
18.9%
Net Margin
-7.7%
14.5%
Revenue YoY
-4.9%
3.5%
Net Profit YoY
-1.6%
EPS (diluted)
$-3.34
$-0.01

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
DK
DK
FAST
FAST
Q1 26
$2.6B
$2.0B
Q4 25
$2.4B
$2.0B
Q3 25
$2.9B
$2.1B
Q2 25
$2.8B
$2.1B
Q1 25
$2.6B
$2.0B
Q4 24
$2.4B
$1.8B
Q3 24
$3.0B
$1.9B
Q2 24
$3.3B
$1.9B
Net Profit
DK
DK
FAST
FAST
Q1 26
$-201.3M
$293.9M
Q4 25
$78.3M
$293.9M
Q3 25
$178.0M
$335.5M
Q2 25
$-106.4M
$330.3M
Q1 25
$-172.7M
$298.7M
Q4 24
$-413.8M
$262.1M
Q3 24
$-76.8M
$298.1M
Q2 24
$-37.2M
$292.7M
Gross Margin
DK
DK
FAST
FAST
Q1 26
-5.8%
44.3%
Q4 25
9.3%
44.3%
Q3 25
13.8%
45.3%
Q2 25
1.9%
45.3%
Q1 25
-2.4%
45.1%
Q4 24
-5.7%
44.8%
Q3 24
-0.7%
44.9%
Q2 24
0.5%
45.1%
Operating Margin
DK
DK
FAST
FAST
Q1 26
18.9%
Q4 25
6.8%
18.9%
Q3 25
10.2%
20.7%
Q2 25
-1.2%
21.0%
Q1 25
-4.8%
20.1%
Q4 24
-17.0%
18.9%
Q3 24
-4.0%
20.3%
Q2 24
0.1%
20.2%
Net Margin
DK
DK
FAST
FAST
Q1 26
-7.7%
14.5%
Q4 25
3.2%
14.5%
Q3 25
6.2%
15.7%
Q2 25
-3.8%
15.9%
Q1 25
-6.5%
15.2%
Q4 24
-17.4%
14.4%
Q3 24
-2.5%
15.6%
Q2 24
-1.1%
15.3%
EPS (diluted)
DK
DK
FAST
FAST
Q1 26
$-3.34
$-0.01
Q4 25
$1.23
$-0.01
Q3 25
$2.93
$0.29
Q2 25
$-1.76
$0.29
Q1 25
$-2.78
$0.52
Q4 24
$-6.48
$0.45
Q3 24
$-1.20
$0.52
Q2 24
$-0.58
$0.51

Balance Sheet & Financial Strength

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

Metric
DK
DK
FAST
FAST
Cash + ST InvestmentsLiquidity on hand
$624.1M
$276.8M
Total DebtLower is stronger
$3.2B
$125.0M
Stockholders' EquityBook value
$302.0M
$3.9B
Total Assets
$7.6B
$5.1B
Debt / EquityLower = less leverage
10.54×
0.03×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
DK
DK
FAST
FAST
Q1 26
$624.1M
$276.8M
Q4 25
$625.8M
$276.8M
Q3 25
$630.9M
$288.1M
Q2 25
$615.5M
$237.8M
Q1 25
$623.8M
$231.8M
Q4 24
$735.6M
$255.8M
Q3 24
$1.0B
$292.2M
Q2 24
$657.9M
$255.5M
Total Debt
DK
DK
FAST
FAST
Q1 26
$3.2B
$125.0M
Q4 25
$3.2B
$125.0M
Q3 25
$3.2B
$195.0M
Q2 25
$3.1B
$230.0M
Q1 25
$3.0B
$200.0M
Q4 24
$2.8B
$200.0M
Q3 24
$2.8B
$240.0M
Q2 24
$2.5B
$235.0M
Stockholders' Equity
DK
DK
FAST
FAST
Q1 26
$302.0M
$3.9B
Q4 25
$547.3M
$3.9B
Q3 25
$444.8M
$3.9B
Q2 25
$294.9M
$3.8B
Q1 25
$429.4M
$3.7B
Q4 24
$575.2M
$3.6B
Q3 24
$875.4M
$3.6B
Q2 24
$982.8M
$3.5B
Total Assets
DK
DK
FAST
FAST
Q1 26
$7.6B
$5.1B
Q4 25
$6.8B
$5.1B
Q3 25
$7.1B
$5.1B
Q2 25
$7.1B
$5.0B
Q1 25
$6.9B
$4.9B
Q4 24
$6.7B
$4.7B
Q3 24
$7.0B
$4.7B
Q2 24
$6.9B
$4.6B
Debt / Equity
DK
DK
FAST
FAST
Q1 26
10.54×
0.03×
Q4 25
5.91×
0.03×
Q3 25
7.14×
0.05×
Q2 25
10.51×
0.06×
Q1 25
7.07×
0.05×
Q4 24
4.81×
0.06×
Q3 24
3.19×
0.07×
Q2 24
2.50×
0.07×

Cash Flow & Capital Efficiency

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

Metric
DK
DK
FAST
FAST
Operating Cash FlowLast quarter
$368.2M
Free Cash FlowOCF − Capex
$308.2M
FCF MarginFCF / Revenue
15.2%
Capex IntensityCapex / Revenue
3.0%
Cash ConversionOCF / Net Profit
1.25×
TTM Free Cash FlowTrailing 4 quarters
$1.2B

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
DK
DK
FAST
FAST
Q1 26
$368.2M
Q4 25
$502.8M
$368.2M
Q3 25
$44.0M
$386.9M
Q2 25
$51.4M
$278.6M
Q1 25
$-62.4M
$262.2M
Q4 24
$-163.5M
$282.8M
Q3 24
$-21.6M
$296.9M
Q2 24
$-48.4M
$258.0M
Free Cash Flow
DK
DK
FAST
FAST
Q1 26
$308.2M
Q4 25
$382.8M
$308.2M
Q3 25
$-64.0M
$326.6M
Q2 25
$-114.4M
$209.3M
Q1 25
$-198.1M
$206.5M
Q4 24
$-354.0M
$222.6M
Q3 24
$-140.6M
$237.5M
Q2 24
$-128.3M
$201.9M
FCF Margin
DK
DK
FAST
FAST
Q1 26
15.2%
Q4 25
15.8%
15.2%
Q3 25
-2.2%
15.3%
Q2 25
-4.1%
10.1%
Q1 25
-7.5%
10.5%
Q4 24
-14.9%
12.2%
Q3 24
-4.6%
12.4%
Q2 24
-3.9%
10.5%
Capex Intensity
DK
DK
FAST
FAST
Q1 26
3.0%
Q4 25
4.9%
3.0%
Q3 25
3.7%
2.8%
Q2 25
6.0%
3.3%
Q1 25
5.1%
2.8%
Q4 24
8.0%
3.3%
Q3 24
3.9%
3.1%
Q2 24
2.4%
2.9%
Cash Conversion
DK
DK
FAST
FAST
Q1 26
1.25×
Q4 25
6.42×
1.25×
Q3 25
0.25×
1.15×
Q2 25
0.84×
Q1 25
0.88×
Q4 24
1.08×
Q3 24
1.00×
Q2 24
0.88×

Financial Flow Comparison

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

Revenue Breakdown by Segment

DK
DK

Segment breakdown not available.

FAST
FAST

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

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