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

QWEST CORP is the larger business by last-quarter revenue ($1.1B vs $1.1B, roughly 1.0× ALNYLAM PHARMACEUTICALS, INC.). ALNYLAM PHARMACEUTICALS, INC. runs the higher net margin — 17.0% vs -187.5%, a 204.5% gap on every dollar of revenue. On growth, ALNYLAM PHARMACEUTICALS, INC. posted the faster year-over-year revenue change (84.9% vs -15.0%). QWEST CORP produced more free cash flow last quarter ($160.0M vs $140.3M). Over the past eight quarters, ALNYLAM PHARMACEUTICALS, INC.'s revenue compounded faster (49.0% CAGR vs -8.6%).

Alnylam Pharmaceuticals, Inc. is an American biopharmaceutical company focused on the discovery, development and commercialization of RNA interference (RNAi) therapeutics for genetically defined diseases. The company was founded in 2002 and is headquartered in Cambridge, Massachusetts. In 2016, Forbes included the company on its "100 Most Innovative Growth Companies" list.

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.

ALNY vs CTBB — Head-to-Head

Bigger by revenue
CTBB
CTBB
1.0× larger
CTBB
$1.1B
$1.1B
ALNY
Growing faster (revenue YoY)
ALNY
ALNY
+100.0% gap
ALNY
84.9%
-15.0%
CTBB
Higher net margin
ALNY
ALNY
204.5% more per $
ALNY
17.0%
-187.5%
CTBB
More free cash flow
CTBB
CTBB
$19.7M more FCF
CTBB
$160.0M
$140.3M
ALNY
Faster 2-yr revenue CAGR
ALNY
ALNY
Annualised
ALNY
49.0%
-8.6%
CTBB

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
ALNY
ALNY
CTBB
CTBB
Revenue
$1.1B
$1.1B
Net Profit
$186.4M
$-2.1B
Gross Margin
75.6%
67.9%
Operating Margin
12.0%
-183.2%
Net Margin
17.0%
-187.5%
Revenue YoY
84.9%
-15.0%
Net Profit YoY
322.6%
-627.9%
EPS (diluted)
$1.44

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
ALNY
ALNY
CTBB
CTBB
Q4 25
$1.1B
$1.1B
Q3 25
$1.2B
$1.1B
Q2 25
$773.7M
$1.1B
Q1 25
$594.2M
$1.2B
Q4 24
$593.2M
$1.3B
Q3 24
$500.9M
$1.3B
Q2 24
$659.8M
$1.3B
Q1 24
$494.3M
$1.3B
Net Profit
ALNY
ALNY
CTBB
CTBB
Q4 25
$186.4M
$-2.1B
Q3 25
$251.1M
$176.0M
Q2 25
$-66.3M
$277.0M
Q1 25
$-57.5M
$284.0M
Q4 24
$-83.8M
$391.0M
Q3 24
$-111.6M
$365.0M
Q2 24
$-16.9M
$378.0M
Q1 24
$-65.9M
$353.0M
Gross Margin
ALNY
ALNY
CTBB
CTBB
Q4 25
75.6%
67.9%
Q3 25
84.2%
65.3%
Q2 25
81.6%
68.2%
Q1 25
88.2%
69.3%
Q4 24
82.7%
71.2%
Q3 24
83.6%
69.9%
Q2 24
89.8%
71.6%
Q1 24
89.0%
71.9%
Operating Margin
ALNY
ALNY
CTBB
CTBB
Q4 25
12.0%
-183.2%
Q3 25
29.5%
22.3%
Q2 25
-2.1%
33.1%
Q1 25
3.0%
33.7%
Q4 24
-17.7%
40.7%
Q3 24
-15.4%
38.5%
Q2 24
7.4%
40.3%
Q1 24
-8.8%
37.6%
Net Margin
ALNY
ALNY
CTBB
CTBB
Q4 25
17.0%
-187.5%
Q3 25
20.1%
16.1%
Q2 25
-8.6%
24.3%
Q1 25
-9.7%
24.7%
Q4 24
-14.1%
30.2%
Q3 24
-22.3%
28.2%
Q2 24
-2.6%
28.7%
Q1 24
-13.3%
26.8%
EPS (diluted)
ALNY
ALNY
CTBB
CTBB
Q4 25
$1.44
Q3 25
$1.84
Q2 25
$-0.51
Q1 25
$-0.44
Q4 24
$-0.66
Q3 24
$-0.87
Q2 24
$-0.13
Q1 24
$-0.52

Balance Sheet & Financial Strength

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

Metric
ALNY
ALNY
CTBB
CTBB
Cash + ST InvestmentsLiquidity on hand
$1.7B
$39.0M
Total DebtLower is stronger
$1.7B
Stockholders' EquityBook value
$789.2M
$10.9B
Total Assets
$5.0B
$15.8B
Debt / EquityLower = less leverage
0.15×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
ALNY
ALNY
CTBB
CTBB
Q4 25
$1.7B
$39.0M
Q3 25
$1.5B
$36.0M
Q2 25
$1.1B
$25.0M
Q1 25
$1.0B
$40.0M
Q4 24
$966.4M
$26.0M
Q3 24
$1.1B
$22.0M
Q2 24
$968.5M
$18.0M
Q1 24
$681.9M
$14.0M
Total Debt
ALNY
ALNY
CTBB
CTBB
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
ALNY
ALNY
CTBB
CTBB
Q4 25
$789.2M
$10.9B
Q3 25
$233.9M
$13.0B
Q2 25
$250.6M
$12.8B
Q1 25
$115.4M
$12.5B
Q4 24
$67.1M
$12.2B
Q3 24
$32.4M
$11.9B
Q2 24
$-3.1M
$11.5B
Q1 24
$-219.3M
$11.1B
Total Assets
ALNY
ALNY
CTBB
CTBB
Q4 25
$5.0B
$15.8B
Q3 25
$4.9B
$17.9B
Q2 25
$4.6B
$17.8B
Q1 25
$4.2B
$17.6B
Q4 24
$4.2B
$17.4B
Q3 24
$4.2B
$17.0B
Q2 24
$4.0B
$16.6B
Q1 24
$3.8B
$16.4B
Debt / Equity
ALNY
ALNY
CTBB
CTBB
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
ALNY
ALNY
CTBB
CTBB
Operating Cash FlowLast quarter
$163.6M
$402.0M
Free Cash FlowOCF − Capex
$140.3M
$160.0M
FCF MarginFCF / Revenue
12.8%
14.5%
Capex IntensityCapex / Revenue
2.1%
22.0%
Cash ConversionOCF / Net Profit
0.88×
TTM Free Cash FlowTrailing 4 quarters
$465.4M
$938.0M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
ALNY
ALNY
CTBB
CTBB
Q4 25
$163.6M
$402.0M
Q3 25
$325.1M
$427.0M
Q2 25
$153.7M
$480.0M
Q1 25
$-118.3M
$453.0M
Q4 24
$-94.7M
$548.0M
Q3 24
$43.7M
$627.0M
Q2 24
$124.2M
$548.0M
Q1 24
$-81.5M
$471.0M
Free Cash Flow
ALNY
ALNY
CTBB
CTBB
Q4 25
$140.3M
$160.0M
Q3 25
$313.0M
$252.0M
Q2 25
$139.4M
$276.0M
Q1 25
$-127.3M
$250.0M
Q4 24
$-103.8M
$277.0M
Q3 24
$39.5M
$396.0M
Q2 24
$116.1M
$280.0M
Q1 24
$-94.5M
$194.0M
FCF Margin
ALNY
ALNY
CTBB
CTBB
Q4 25
12.8%
14.5%
Q3 25
25.1%
23.1%
Q2 25
18.0%
24.2%
Q1 25
-21.4%
21.7%
Q4 24
-17.5%
21.4%
Q3 24
7.9%
30.6%
Q2 24
17.6%
21.3%
Q1 24
-19.1%
14.7%
Capex Intensity
ALNY
ALNY
CTBB
CTBB
Q4 25
2.1%
22.0%
Q3 25
1.0%
16.0%
Q2 25
1.8%
17.9%
Q1 25
1.5%
17.6%
Q4 24
1.5%
20.9%
Q3 24
0.8%
17.9%
Q2 24
1.2%
20.4%
Q1 24
2.6%
21.0%
Cash Conversion
ALNY
ALNY
CTBB
CTBB
Q4 25
0.88×
Q3 25
1.29×
2.43×
Q2 25
1.73×
Q1 25
1.60×
Q4 24
1.40×
Q3 24
1.72×
Q2 24
1.45×
Q1 24
1.33×

Financial Flow Comparison

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

Revenue Breakdown by Segment

ALNY
ALNY

TTR$858.3M78%
Rare$136.4M12%
GIVLAARI$56.3M5%
Collaborative Arrangement$40.9M4%
ONPATTRO$12.0M1%

CTBB
CTBB

Nonrelated Party$665.0M60%
Other$436.0M40%

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