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Side-by-side financial comparison of QWEST CORP (CTBB) and Lennox International (LII). Click either name above to swap in a different company.

Lennox International is the larger business by last-quarter revenue ($1.2B vs $1.1B, roughly 1.1× QWEST CORP). Lennox International runs the higher net margin — 13.6% vs -187.5%, a 201.0% gap on every dollar of revenue. On growth, Lennox International posted the faster year-over-year revenue change (-11.2% vs -15.0%). Lennox International produced more free cash flow last quarter ($376.7M vs $160.0M). Over the past eight quarters, Lennox International's revenue compounded faster (6.8% 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.

Lennox International Inc. is an American provider of climate control products for the heating, ventilation, and air conditioning (HVAC) and refrigeration markets. Based in Richardson, Texas, the company is 9.8% owned by John W. Norris, III, a descendant of DW Norris, who acquired the company in 1904. The company's largest production facilities are in Saltillo, Mexico, Marshalltown, Iowa, and Orangeburg, South Carolina.

CTBB vs LII — Head-to-Head

Bigger by revenue
LII
LII
1.1× larger
LII
$1.2B
$1.1B
CTBB
Growing faster (revenue YoY)
LII
LII
+3.9% gap
LII
-11.2%
-15.0%
CTBB
Higher net margin
LII
LII
201.0% more per $
LII
13.6%
-187.5%
CTBB
More free cash flow
LII
LII
$216.7M more FCF
LII
$376.7M
$160.0M
CTBB
Faster 2-yr revenue CAGR
LII
LII
Annualised
LII
6.8%
-8.6%
CTBB

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
CTBB
CTBB
LII
LII
Revenue
$1.1B
$1.2B
Net Profit
$-2.1B
$162.1M
Gross Margin
67.9%
34.7%
Operating Margin
-183.2%
18.6%
Net Margin
-187.5%
13.6%
Revenue YoY
-15.0%
-11.2%
Net Profit YoY
-627.9%
-18.0%
EPS (diluted)
$4.62

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
LII
LII
Q4 25
$1.1B
$1.2B
Q3 25
$1.1B
$1.4B
Q2 25
$1.1B
$1.5B
Q1 25
$1.2B
$1.1B
Q4 24
$1.3B
$1.3B
Q3 24
$1.3B
$1.5B
Q2 24
$1.3B
$1.5B
Q1 24
$1.3B
$1.0B
Net Profit
CTBB
CTBB
LII
LII
Q4 25
$-2.1B
$162.1M
Q3 25
$176.0M
$245.8M
Q2 25
$277.0M
$277.6M
Q1 25
$284.0M
$120.3M
Q4 24
$391.0M
$197.7M
Q3 24
$365.0M
$239.0M
Q2 24
$378.0M
$245.9M
Q1 24
$353.0M
$124.3M
Gross Margin
CTBB
CTBB
LII
LII
Q4 25
67.9%
34.7%
Q3 25
65.3%
32.8%
Q2 25
68.2%
34.8%
Q1 25
69.3%
30.6%
Q4 24
71.2%
33.9%
Q3 24
69.9%
32.6%
Q2 24
71.6%
33.6%
Q1 24
71.9%
32.5%
Operating Margin
CTBB
CTBB
LII
LII
Q4 25
-183.2%
18.6%
Q3 25
22.3%
21.7%
Q2 25
33.1%
23.6%
Q1 25
33.7%
14.5%
Q4 24
40.7%
18.2%
Q3 24
38.5%
20.2%
Q2 24
40.3%
22.1%
Q1 24
37.6%
15.9%
Net Margin
CTBB
CTBB
LII
LII
Q4 25
-187.5%
13.6%
Q3 25
16.1%
17.2%
Q2 25
24.3%
18.5%
Q1 25
24.7%
11.2%
Q4 24
30.2%
14.7%
Q3 24
28.2%
16.0%
Q2 24
28.7%
16.9%
Q1 24
26.8%
11.9%
EPS (diluted)
CTBB
CTBB
LII
LII
Q4 25
$4.62
Q3 25
$6.98
Q2 25
$7.82
Q1 25
$3.37
Q4 24
$5.52
Q3 24
$6.68
Q2 24
$6.87
Q1 24
$3.47

Balance Sheet & Financial Strength

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

Metric
CTBB
CTBB
LII
LII
Cash + ST InvestmentsLiquidity on hand
$39.0M
$34.7M
Total DebtLower is stronger
$1.7B
$1.1B
Stockholders' EquityBook value
$10.9B
$1.2B
Total Assets
$15.8B
$4.1B
Debt / EquityLower = less leverage
0.15×
0.98×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
CTBB
CTBB
LII
LII
Q4 25
$39.0M
$34.7M
Q3 25
$36.0M
$59.2M
Q2 25
$25.0M
$55.1M
Q1 25
$40.0M
$222.9M
Q4 24
$26.0M
$422.3M
Q3 24
$22.0M
$255.7M
Q2 24
$18.0M
$57.8M
Q1 24
$14.0M
$57.6M
Total Debt
CTBB
CTBB
LII
LII
Q4 25
$1.7B
$1.1B
Q3 25
$1.7B
$838.2M
Q2 25
$1.7B
$835.7M
Q1 25
$1.7B
$834.2M
Q4 24
$1.7B
$833.1M
Q3 24
$1.7B
$827.6M
Q2 24
$1.9B
$1.1B
Q1 24
$1.9B
$1.2B
Stockholders' Equity
CTBB
CTBB
LII
LII
Q4 25
$10.9B
$1.2B
Q3 25
$13.0B
$1.1B
Q2 25
$12.8B
$900.5M
Q1 25
$12.5B
$852.5M
Q4 24
$12.2B
$850.2M
Q3 24
$11.9B
$754.0M
Q2 24
$11.5B
$577.4M
Q1 24
$11.1B
$368.8M
Total Assets
CTBB
CTBB
LII
LII
Q4 25
$15.8B
$4.1B
Q3 25
$17.9B
$3.5B
Q2 25
$17.8B
$3.7B
Q1 25
$17.6B
$3.5B
Q4 24
$17.4B
$3.5B
Q3 24
$17.0B
$3.3B
Q2 24
$16.6B
$3.2B
Q1 24
$16.4B
$3.0B
Debt / Equity
CTBB
CTBB
LII
LII
Q4 25
0.15×
0.98×
Q3 25
0.13×
0.78×
Q2 25
0.13×
0.93×
Q1 25
0.13×
0.98×
Q4 24
0.14×
0.98×
Q3 24
0.14×
1.10×
Q2 24
0.17×
1.95×
Q1 24
0.17×
3.13×

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
LII
LII
Operating Cash FlowLast quarter
$402.0M
$405.9M
Free Cash FlowOCF − Capex
$160.0M
$376.7M
FCF MarginFCF / Revenue
14.5%
31.5%
Capex IntensityCapex / Revenue
22.0%
2.4%
Cash ConversionOCF / Net Profit
2.50×
TTM Free Cash FlowTrailing 4 quarters
$938.0M
$638.8M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
CTBB
CTBB
LII
LII
Q4 25
$402.0M
$405.9M
Q3 25
$427.0M
$300.7M
Q2 25
$480.0M
$86.8M
Q1 25
$453.0M
$-35.8M
Q4 24
$548.0M
$332.4M
Q3 24
$627.0M
$452.1M
Q2 24
$548.0M
$184.0M
Q1 24
$471.0M
$-22.8M
Free Cash Flow
CTBB
CTBB
LII
LII
Q4 25
$160.0M
$376.7M
Q3 25
$252.0M
$265.1M
Q2 25
$276.0M
$58.3M
Q1 25
$250.0M
$-61.3M
Q4 24
$277.0M
$272.2M
Q3 24
$396.0M
$410.9M
Q2 24
$280.0M
$151.3M
Q1 24
$194.0M
$-52.3M
FCF Margin
CTBB
CTBB
LII
LII
Q4 25
14.5%
31.5%
Q3 25
23.1%
18.6%
Q2 25
24.2%
3.9%
Q1 25
21.7%
-5.7%
Q4 24
21.4%
20.2%
Q3 24
30.6%
27.4%
Q2 24
21.3%
10.4%
Q1 24
14.7%
-5.0%
Capex Intensity
CTBB
CTBB
LII
LII
Q4 25
22.0%
2.4%
Q3 25
16.0%
2.5%
Q2 25
17.9%
1.9%
Q1 25
17.6%
2.4%
Q4 24
20.9%
4.5%
Q3 24
17.9%
2.8%
Q2 24
20.4%
2.3%
Q1 24
21.0%
2.8%
Cash Conversion
CTBB
CTBB
LII
LII
Q4 25
2.50×
Q3 25
2.43×
1.22×
Q2 25
1.73×
0.31×
Q1 25
1.60×
-0.30×
Q4 24
1.40×
1.68×
Q3 24
1.72×
1.89×
Q2 24
1.45×
0.75×
Q1 24
1.33×
-0.18×

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%

LII
LII

Residential Heating And Cooling$699.8M59%
Commercial Heating And Cooling$495.2M41%

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