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

QWEST CORP is the larger business by last-quarter revenue ($1.1B vs $636.2M, roughly 1.7× DROPBOX, INC.). DROPBOX, INC. runs the higher net margin — 17.1% vs -187.5%, a 204.6% gap on every dollar of revenue. On growth, DROPBOX, INC. posted the faster year-over-year revenue change (-1.1% vs -15.0%). DROPBOX, INC. produced more free cash flow last quarter ($224.9M vs $160.0M). Over the past eight quarters, DROPBOX, INC.'s revenue compounded faster (0.4% 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.

Dropbox is a file hosting service operated by the American company Dropbox, Inc., headquartered in San Francisco, California, that offers cloud storage, file synchronization, personal cloud, and client software. Dropbox was founded in 2007 by MIT students Drew Houston and Arash Ferdowsi as a startup company, with initial funding from seed accelerator Y Combinator.

CTBB vs DBX — Head-to-Head

Bigger by revenue
CTBB
CTBB
1.7× larger
CTBB
$1.1B
$636.2M
DBX
Growing faster (revenue YoY)
DBX
DBX
+13.9% gap
DBX
-1.1%
-15.0%
CTBB
Higher net margin
DBX
DBX
204.6% more per $
DBX
17.1%
-187.5%
CTBB
More free cash flow
DBX
DBX
$64.9M more FCF
DBX
$224.9M
$160.0M
CTBB
Faster 2-yr revenue CAGR
DBX
DBX
Annualised
DBX
0.4%
-8.6%
CTBB

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
CTBB
CTBB
DBX
DBX
Revenue
$1.1B
$636.2M
Net Profit
$-2.1B
$108.7M
Gross Margin
67.9%
79.2%
Operating Margin
-183.2%
25.5%
Net Margin
-187.5%
17.1%
Revenue YoY
-15.0%
-1.1%
Net Profit YoY
-627.9%
5.7%
EPS (diluted)
$0.43

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
DBX
DBX
Q4 25
$1.1B
$636.2M
Q3 25
$1.1B
$634.4M
Q2 25
$1.1B
$625.7M
Q1 25
$1.2B
$624.7M
Q4 24
$1.3B
$643.6M
Q3 24
$1.3B
$638.8M
Q2 24
$1.3B
$634.5M
Q1 24
$1.3B
$631.3M
Net Profit
CTBB
CTBB
DBX
DBX
Q4 25
$-2.1B
$108.7M
Q3 25
$176.0M
$123.8M
Q2 25
$277.0M
$125.6M
Q1 25
$284.0M
$150.3M
Q4 24
$391.0M
$102.8M
Q3 24
$365.0M
$106.7M
Q2 24
$378.0M
$110.5M
Q1 24
$353.0M
$132.3M
Gross Margin
CTBB
CTBB
DBX
DBX
Q4 25
67.9%
79.2%
Q3 25
65.3%
79.8%
Q2 25
68.2%
80.2%
Q1 25
69.3%
81.3%
Q4 24
71.2%
81.2%
Q3 24
69.9%
82.5%
Q2 24
71.6%
83.1%
Q1 24
71.9%
83.2%
Operating Margin
CTBB
CTBB
DBX
DBX
Q4 25
-183.2%
25.5%
Q3 25
22.3%
27.5%
Q2 25
33.1%
26.9%
Q1 25
33.7%
29.4%
Q4 24
40.7%
13.7%
Q3 24
38.5%
20.0%
Q2 24
40.3%
20.0%
Q1 24
37.6%
22.7%
Net Margin
CTBB
CTBB
DBX
DBX
Q4 25
-187.5%
17.1%
Q3 25
16.1%
19.5%
Q2 25
24.3%
20.1%
Q1 25
24.7%
24.1%
Q4 24
30.2%
16.0%
Q3 24
28.2%
16.7%
Q2 24
28.7%
17.4%
Q1 24
26.8%
21.0%
EPS (diluted)
CTBB
CTBB
DBX
DBX
Q4 25
$0.43
Q3 25
$0.47
Q2 25
$0.45
Q1 25
$0.51
Q4 24
$0.33
Q3 24
$0.34
Q2 24
$0.34
Q1 24
$0.39

Balance Sheet & Financial Strength

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

Metric
CTBB
CTBB
DBX
DBX
Cash + ST InvestmentsLiquidity on hand
$39.0M
$891.3M
Total DebtLower is stronger
$1.7B
Stockholders' EquityBook value
$10.9B
$-1.8B
Total Assets
$15.8B
$2.8B
Debt / EquityLower = less leverage
0.15×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
CTBB
CTBB
DBX
DBX
Q4 25
$39.0M
$891.3M
Q3 25
$36.0M
$730.7M
Q2 25
$25.0M
$736.3M
Q1 25
$40.0M
$942.2M
Q4 24
$26.0M
$1.3B
Q3 24
$22.0M
$517.6M
Q2 24
$18.0M
$515.1M
Q1 24
$14.0M
$548.9M
Total Debt
CTBB
CTBB
DBX
DBX
Q4 25
$1.7B
Q3 25
$1.7B
Q2 25
$1.7B
Q1 25
$1.7B
Q4 24
$1.7B
Q3 24
$1.7B
Q2 24
$1.9B
Q1 24
$1.9B
Stockholders' Equity
CTBB
CTBB
DBX
DBX
Q4 25
$10.9B
$-1.8B
Q3 25
$13.0B
$-1.5B
Q2 25
$12.8B
$-1.3B
Q1 25
$12.5B
$-1.1B
Q4 24
$12.2B
$-752.4M
Q3 24
$11.9B
$-546.1M
Q2 24
$11.5B
$-371.3M
Q1 24
$11.1B
$-277.2M
Total Assets
CTBB
CTBB
DBX
DBX
Q4 25
$15.8B
$2.8B
Q3 25
$17.9B
$2.8B
Q2 25
$17.8B
$2.8B
Q1 25
$17.6B
$3.0B
Q4 24
$17.4B
$3.3B
Q3 24
$17.0B
$2.6B
Q2 24
$16.6B
$2.7B
Q1 24
$16.4B
$2.8B
Debt / Equity
CTBB
CTBB
DBX
DBX
Q4 25
0.15×
Q3 25
0.13×
Q2 25
0.13×
Q1 25
0.13×
Q4 24
0.14×
Q3 24
0.14×
Q2 24
0.17×
Q1 24
0.17×

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
DBX
DBX
Operating Cash FlowLast quarter
$402.0M
$235.4M
Free Cash FlowOCF − Capex
$160.0M
$224.9M
FCF MarginFCF / Revenue
14.5%
35.4%
Capex IntensityCapex / Revenue
22.0%
1.7%
Cash ConversionOCF / Net Profit
2.17×
TTM Free Cash FlowTrailing 4 quarters
$938.0M
$930.8M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
CTBB
CTBB
DBX
DBX
Q4 25
$402.0M
$235.4M
Q3 25
$427.0M
$302.1M
Q2 25
$480.0M
$260.5M
Q1 25
$453.0M
$153.8M
Q4 24
$548.0M
$213.8M
Q3 24
$627.0M
$274.2M
Q2 24
$548.0M
$230.6M
Q1 24
$471.0M
$175.5M
Free Cash Flow
CTBB
CTBB
DBX
DBX
Q4 25
$160.0M
$224.9M
Q3 25
$252.0M
$293.7M
Q2 25
$276.0M
$258.5M
Q1 25
$250.0M
$153.7M
Q4 24
$277.0M
$210.5M
Q3 24
$396.0M
$270.1M
Q2 24
$280.0M
$224.7M
Q1 24
$194.0M
$166.3M
FCF Margin
CTBB
CTBB
DBX
DBX
Q4 25
14.5%
35.4%
Q3 25
23.1%
46.3%
Q2 25
24.2%
41.3%
Q1 25
21.7%
24.6%
Q4 24
21.4%
32.7%
Q3 24
30.6%
42.3%
Q2 24
21.3%
35.4%
Q1 24
14.7%
26.3%
Capex Intensity
CTBB
CTBB
DBX
DBX
Q4 25
22.0%
1.7%
Q3 25
16.0%
1.3%
Q2 25
17.9%
0.3%
Q1 25
17.6%
0.0%
Q4 24
20.9%
0.5%
Q3 24
17.9%
0.6%
Q2 24
20.4%
0.9%
Q1 24
21.0%
1.5%
Cash Conversion
CTBB
CTBB
DBX
DBX
Q4 25
2.17×
Q3 25
2.43×
2.44×
Q2 25
1.73×
2.07×
Q1 25
1.60×
1.02×
Q4 24
1.40×
2.08×
Q3 24
1.72×
2.57×
Q2 24
1.45×
2.09×
Q1 24
1.33×
1.33×

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%

DBX
DBX

US$355.3M56%
Non Us$280.9M44%

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