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

QWEST CORP is the larger business by last-quarter revenue ($1.1B vs $844.1M, roughly 1.3× KIRBY CORP). KIRBY CORP runs the higher net margin — 9.6% vs -187.5%, a 197.1% gap on every dollar of revenue. On growth, KIRBY CORP posted the faster year-over-year revenue change (7.4% vs -15.0%). QWEST CORP produced more free cash flow last quarter ($160.0M vs $49.4M). Over the past eight quarters, KIRBY CORP's revenue compounded faster (1.2% 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.

Kirby Corporation, headquartered in Houston, Texas, is the largest tank barge operator in the United States, transporting bulk liquid products throughout the Mississippi River System, on the Gulf Intracoastal Waterway, along all three U.S. Coasts, and in Alaska and Hawaii. Products transported by Kirby include petrochemicals, black oil, refined petroleum products, and agricultural chemical products by tank barge. Kirby also owns and operates eight ocean-going barge and tug units transporting ...

CTBB vs KEX — Head-to-Head

Bigger by revenue
CTBB
CTBB
1.3× larger
CTBB
$1.1B
$844.1M
KEX
Growing faster (revenue YoY)
KEX
KEX
+22.5% gap
KEX
7.4%
-15.0%
CTBB
Higher net margin
KEX
KEX
197.1% more per $
KEX
9.6%
-187.5%
CTBB
More free cash flow
CTBB
CTBB
$110.6M more FCF
CTBB
$160.0M
$49.4M
KEX
Faster 2-yr revenue CAGR
KEX
KEX
Annualised
KEX
1.2%
-8.6%
CTBB

Income Statement — Q4 FY2025 vs Q1 FY2026

Metric
CTBB
CTBB
KEX
KEX
Revenue
$1.1B
$844.1M
Net Profit
$-2.1B
$81.3M
Gross Margin
67.9%
Operating Margin
-183.2%
12.8%
Net Margin
-187.5%
9.6%
Revenue YoY
-15.0%
7.4%
Net Profit YoY
-627.9%
6.6%
EPS (diluted)
$1.50

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
KEX
KEX
Q1 26
$844.1M
Q4 25
$1.1B
$851.8M
Q3 25
$1.1B
$871.2M
Q2 25
$1.1B
$855.5M
Q1 25
$1.2B
$785.7M
Q4 24
$1.3B
$802.3M
Q3 24
$1.3B
$831.1M
Q2 24
$1.3B
$824.4M
Net Profit
CTBB
CTBB
KEX
KEX
Q1 26
$81.3M
Q4 25
$-2.1B
$91.8M
Q3 25
$176.0M
$92.5M
Q2 25
$277.0M
$94.3M
Q1 25
$284.0M
$76.0M
Q4 24
$391.0M
$42.8M
Q3 24
$365.0M
$90.0M
Q2 24
$378.0M
$83.9M
Gross Margin
CTBB
CTBB
KEX
KEX
Q1 26
Q4 25
67.9%
Q3 25
65.3%
Q2 25
68.2%
Q1 25
69.3%
Q4 24
71.2%
Q3 24
69.9%
Q2 24
71.6%
Operating Margin
CTBB
CTBB
KEX
KEX
Q1 26
12.8%
Q4 25
-183.2%
15.2%
Q3 25
22.3%
14.8%
Q2 25
33.1%
15.4%
Q1 25
33.7%
13.4%
Q4 24
40.7%
6.3%
Q3 24
38.5%
15.3%
Q2 24
40.3%
14.6%
Net Margin
CTBB
CTBB
KEX
KEX
Q1 26
9.6%
Q4 25
-187.5%
10.8%
Q3 25
16.1%
10.6%
Q2 25
24.3%
11.0%
Q1 25
24.7%
9.7%
Q4 24
30.2%
5.3%
Q3 24
28.2%
10.8%
Q2 24
28.7%
10.2%
EPS (diluted)
CTBB
CTBB
KEX
KEX
Q1 26
$1.50
Q4 25
$1.68
Q3 25
$1.65
Q2 25
$1.67
Q1 25
$1.33
Q4 24
$0.74
Q3 24
$1.55
Q2 24
$1.43

Balance Sheet & Financial Strength

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

Metric
CTBB
CTBB
KEX
KEX
Cash + ST InvestmentsLiquidity on hand
$39.0M
$58.0M
Total DebtLower is stronger
$1.7B
Stockholders' EquityBook value
$10.9B
$3.4B
Total Assets
$15.8B
Debt / EquityLower = less leverage
0.15×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
CTBB
CTBB
KEX
KEX
Q1 26
$58.0M
Q4 25
$39.0M
$78.8M
Q3 25
$36.0M
$47.0M
Q2 25
$25.0M
$68.4M
Q1 25
$40.0M
$51.1M
Q4 24
$26.0M
$74.4M
Q3 24
$22.0M
$67.1M
Q2 24
$18.0M
$53.5M
Total Debt
CTBB
CTBB
KEX
KEX
Q1 26
Q4 25
$1.7B
$919.3M
Q3 25
$1.7B
$1.0B
Q2 25
$1.7B
$1.1B
Q1 25
$1.7B
$1.1B
Q4 24
$1.7B
$874.9M
Q3 24
$1.7B
$978.6M
Q2 24
$1.9B
$1.0B
Stockholders' Equity
CTBB
CTBB
KEX
KEX
Q1 26
$3.4B
Q4 25
$10.9B
$3.4B
Q3 25
$13.0B
$3.4B
Q2 25
$12.8B
$3.4B
Q1 25
$12.5B
$3.3B
Q4 24
$12.2B
$3.4B
Q3 24
$11.9B
$3.3B
Q2 24
$11.5B
$3.3B
Total Assets
CTBB
CTBB
KEX
KEX
Q1 26
Q4 25
$15.8B
$6.0B
Q3 25
$17.9B
$6.1B
Q2 25
$17.8B
$6.1B
Q1 25
$17.6B
$6.0B
Q4 24
$17.4B
$5.9B
Q3 24
$17.0B
$5.9B
Q2 24
$16.6B
$5.9B
Debt / Equity
CTBB
CTBB
KEX
KEX
Q1 26
Q4 25
0.15×
0.27×
Q3 25
0.13×
0.31×
Q2 25
0.13×
0.33×
Q1 25
0.13×
0.33×
Q4 24
0.14×
0.26×
Q3 24
0.14×
0.30×
Q2 24
0.17×
0.32×

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
KEX
KEX
Operating Cash FlowLast quarter
$402.0M
$97.7M
Free Cash FlowOCF − Capex
$160.0M
$49.4M
FCF MarginFCF / Revenue
14.5%
5.9%
Capex IntensityCapex / Revenue
22.0%
5.7%
Cash ConversionOCF / Net Profit
1.20×
TTM Free Cash FlowTrailing 4 quarters
$938.0M
$497.3M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
CTBB
CTBB
KEX
KEX
Q1 26
$97.7M
Q4 25
$402.0M
$312.2M
Q3 25
$427.0M
$227.5M
Q2 25
$480.0M
$93.9M
Q1 25
$453.0M
$36.5M
Q4 24
$548.0M
$247.4M
Q3 24
$627.0M
$206.5M
Q2 24
$548.0M
$179.3M
Free Cash Flow
CTBB
CTBB
KEX
KEX
Q1 26
$49.4M
Q4 25
$160.0M
$265.2M
Q3 25
$252.0M
$160.3M
Q2 25
$276.0M
$22.4M
Q1 25
$250.0M
$-42.1M
Q4 24
$277.0M
$150.7M
Q3 24
$396.0M
$130.1M
Q2 24
$280.0M
$90.8M
FCF Margin
CTBB
CTBB
KEX
KEX
Q1 26
5.9%
Q4 25
14.5%
31.1%
Q3 25
23.1%
18.4%
Q2 25
24.2%
2.6%
Q1 25
21.7%
-5.4%
Q4 24
21.4%
18.8%
Q3 24
30.6%
15.7%
Q2 24
21.3%
11.0%
Capex Intensity
CTBB
CTBB
KEX
KEX
Q1 26
5.7%
Q4 25
22.0%
5.5%
Q3 25
16.0%
7.7%
Q2 25
17.9%
8.4%
Q1 25
17.6%
10.0%
Q4 24
20.9%
12.0%
Q3 24
17.9%
9.2%
Q2 24
20.4%
10.7%
Cash Conversion
CTBB
CTBB
KEX
KEX
Q1 26
1.20×
Q4 25
3.40×
Q3 25
2.43×
2.46×
Q2 25
1.73×
1.00×
Q1 25
1.60×
0.48×
Q4 24
1.40×
5.78×
Q3 24
1.72×
2.30×
Q2 24
1.45×
2.14×

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%

KEX
KEX

Marine transportation$497.2M59%
Distribution and services$346.9M41%

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