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Side-by-side financial comparison of QWEST CORP (CTBB) and DARLING INGREDIENTS INC. (DAR). Click either name above to swap in a different company.

DARLING INGREDIENTS INC. is the larger business by last-quarter revenue ($1.6B vs $1.1B, roughly 1.4× QWEST CORP). DARLING INGREDIENTS INC. runs the higher net margin — 1.2% vs -187.5%, a 188.7% gap on every dollar of revenue. On growth, DARLING INGREDIENTS INC. posted the faster year-over-year revenue change (10.0% vs -15.0%). Over the past eight quarters, DARLING INGREDIENTS INC.'s revenue compounded faster (-1.6% CAGR vs -8.6%).

Qwest Corporation, doing business as CenturyLink QC, is a Regional Bell Operating Company owned by Lumen Technologies. It was originally named Mountain States Telephone and Telegraph Company, later becoming known as Mountain Bell, then US West Communications, Inc. from 1991 to 2000. It includes the former operations of Malheur Bell, Northwestern Bell and Pacific Northwest Bell as well.

Darling Ingredients Inc. is a global sustainable natural ingredients maker that converts edible and inedible organic byproducts into high-value products: food-grade nutritional ingredients, animal feed additives, pharmaceutical raw materials and biofuel components, serving food, agriculture, pharma and renewable energy markets across North America, Europe and Asia-Pacific.

CTBB vs DAR — Head-to-Head

Bigger by revenue
DAR
DAR
1.4× larger
DAR
$1.6B
$1.1B
CTBB
Growing faster (revenue YoY)
DAR
DAR
+25.0% gap
DAR
10.0%
-15.0%
CTBB
Higher net margin
DAR
DAR
188.7% more per $
DAR
1.2%
-187.5%
CTBB
Faster 2-yr revenue CAGR
DAR
DAR
Annualised
DAR
-1.6%
-8.6%
CTBB

Income Statement — Q4 FY2025 vs Q3 FY2025

Metric
CTBB
CTBB
DAR
DAR
Revenue
$1.1B
$1.6B
Net Profit
$-2.1B
$19.4M
Gross Margin
67.9%
24.7%
Operating Margin
-183.2%
4.6%
Net Margin
-187.5%
1.2%
Revenue YoY
-15.0%
10.0%
Net Profit YoY
-627.9%
14.2%
EPS (diluted)
$0.12

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
CTBB
CTBB
DAR
DAR
Q4 25
$1.1B
Q3 25
$1.1B
$1.6B
Q2 25
$1.1B
$1.5B
Q1 25
$1.2B
$1.4B
Q4 24
$1.3B
$1.4B
Q3 24
$1.3B
$1.4B
Q2 24
$1.3B
$1.5B
Q1 24
$1.3B
$1.4B
Net Profit
CTBB
CTBB
DAR
DAR
Q4 25
$-2.1B
Q3 25
$176.0M
$19.4M
Q2 25
$277.0M
$12.7M
Q1 25
$284.0M
$-26.2M
Q4 24
$391.0M
$101.9M
Q3 24
$365.0M
$16.9M
Q2 24
$378.0M
$78.9M
Q1 24
$353.0M
$81.2M
Gross Margin
CTBB
CTBB
DAR
DAR
Q4 25
67.9%
Q3 25
65.3%
24.7%
Q2 25
68.2%
23.3%
Q1 25
69.3%
22.6%
Q4 24
71.2%
23.5%
Q3 24
69.9%
22.1%
Q2 24
71.6%
22.5%
Q1 24
71.9%
21.4%
Operating Margin
CTBB
CTBB
DAR
DAR
Q4 25
-183.2%
Q3 25
22.3%
4.6%
Q2 25
33.1%
5.1%
Q1 25
33.7%
2.1%
Q4 24
40.7%
8.6%
Q3 24
38.5%
4.2%
Q2 24
40.3%
10.2%
Q1 24
37.6%
9.7%
Net Margin
CTBB
CTBB
DAR
DAR
Q4 25
-187.5%
Q3 25
16.1%
1.2%
Q2 25
24.3%
0.9%
Q1 25
24.7%
-1.9%
Q4 24
30.2%
7.2%
Q3 24
28.2%
1.2%
Q2 24
28.7%
5.4%
Q1 24
26.8%
5.7%
EPS (diluted)
CTBB
CTBB
DAR
DAR
Q4 25
Q3 25
$0.12
Q2 25
$0.08
Q1 25
$-0.16
Q4 24
$0.63
Q3 24
$0.11
Q2 24
$0.49
Q1 24
$0.50

Balance Sheet & Financial Strength

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

Metric
CTBB
CTBB
DAR
DAR
Cash + ST InvestmentsLiquidity on hand
$39.0M
$91.5M
Total DebtLower is stronger
$1.7B
$4.0B
Stockholders' EquityBook value
$10.9B
$4.7B
Total Assets
$15.8B
$10.5B
Debt / EquityLower = less leverage
0.15×
0.86×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
CTBB
CTBB
DAR
DAR
Q4 25
$39.0M
Q3 25
$36.0M
$91.5M
Q2 25
$25.0M
$94.6M
Q1 25
$40.0M
$81.5M
Q4 24
$26.0M
$76.0M
Q3 24
$22.0M
$114.8M
Q2 24
$18.0M
$121.6M
Q1 24
$14.0M
$145.5M
Total Debt
CTBB
CTBB
DAR
DAR
Q4 25
$1.7B
Q3 25
$1.7B
$4.0B
Q2 25
$1.7B
$3.9B
Q1 25
$1.7B
$3.8B
Q4 24
$1.7B
$3.9B
Q3 24
$1.7B
$4.1B
Q2 24
$1.9B
$4.3B
Q1 24
$1.9B
$4.4B
Stockholders' Equity
CTBB
CTBB
DAR
DAR
Q4 25
$10.9B
Q3 25
$13.0B
$4.7B
Q2 25
$12.8B
$4.6B
Q1 25
$12.5B
$4.4B
Q4 24
$12.2B
$4.4B
Q3 24
$11.9B
$4.6B
Q2 24
$11.5B
$4.5B
Q1 24
$11.1B
$4.6B
Total Assets
CTBB
CTBB
DAR
DAR
Q4 25
$15.8B
Q3 25
$17.9B
$10.5B
Q2 25
$17.8B
$10.3B
Q1 25
$17.6B
$10.0B
Q4 24
$17.4B
$10.1B
Q3 24
$17.0B
$10.6B
Q2 24
$16.6B
$10.6B
Q1 24
$16.4B
$10.9B
Debt / Equity
CTBB
CTBB
DAR
DAR
Q4 25
0.15×
Q3 25
0.13×
0.86×
Q2 25
0.13×
0.85×
Q1 25
0.13×
0.86×
Q4 24
0.14×
0.89×
Q3 24
0.14×
0.91×
Q2 24
0.17×
0.97×
Q1 24
0.17×
0.95×

Cash Flow & Capital Efficiency

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

Metric
CTBB
CTBB
DAR
DAR
Operating Cash FlowLast quarter
$402.0M
$224.3M
Free Cash FlowOCF − Capex
$160.0M
FCF MarginFCF / Revenue
14.5%
Capex IntensityCapex / Revenue
22.0%
Cash ConversionOCF / Net Profit
11.59×
TTM Free Cash FlowTrailing 4 quarters
$938.0M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
CTBB
CTBB
DAR
DAR
Q4 25
$402.0M
Q3 25
$427.0M
$224.3M
Q2 25
$480.0M
$145.8M
Q1 25
$453.0M
$249.0M
Q4 24
$548.0M
$154.4M
Q3 24
$627.0M
$274.5M
Q2 24
$548.0M
$146.5M
Q1 24
$471.0M
$263.9M
Free Cash Flow
CTBB
CTBB
DAR
DAR
Q4 25
$160.0M
Q3 25
$252.0M
Q2 25
$276.0M
Q1 25
$250.0M
Q4 24
$277.0M
Q3 24
$396.0M
Q2 24
$280.0M
Q1 24
$194.0M
FCF Margin
CTBB
CTBB
DAR
DAR
Q4 25
14.5%
Q3 25
23.1%
Q2 25
24.2%
Q1 25
21.7%
Q4 24
21.4%
Q3 24
30.6%
Q2 24
21.3%
Q1 24
14.7%
Capex Intensity
CTBB
CTBB
DAR
DAR
Q4 25
22.0%
Q3 25
16.0%
Q2 25
17.9%
Q1 25
17.6%
Q4 24
20.9%
Q3 24
17.9%
Q2 24
20.4%
Q1 24
21.0%
Cash Conversion
CTBB
CTBB
DAR
DAR
Q4 25
Q3 25
2.43×
11.59×
Q2 25
1.73×
11.52×
Q1 25
1.60×
Q4 24
1.40×
1.52×
Q3 24
1.72×
16.19×
Q2 24
1.45×
1.86×
Q1 24
1.33×
3.25×

Financial Flow Comparison

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

Revenue Breakdown by Segment

CTBB
CTBB

Nonrelated Party$665.0M60%
Other$436.0M40%

DAR
DAR

Fats$428.4M27%
Food Ingredients$380.6M24%
Diamond Green Diesel Holdings Llc Joint Venture$342.1M22%
Fuel Ingredients$154.3M10%
Used Cooking Oil$125.9M8%
Other Rendering$76.9M5%
Bakery$46.9M3%
Other Products And Services$12.2M1%

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