vs

Side-by-side financial comparison of ALNYLAM PHARMACEUTICALS, INC. (ALNY) and Talen Energy Corp (TLN). Click either name above to swap in a different company.

ALNYLAM PHARMACEUTICALS, INC. is the larger business by last-quarter revenue ($1.1B vs $758.0M, roughly 1.4× Talen Energy Corp). ALNYLAM PHARMACEUTICALS, INC. runs the higher net margin — 17.0% vs -47.9%, a 64.9% gap on every dollar of revenue. On growth, Talen Energy Corp posted the faster year-over-year revenue change (114.7% vs 84.9%). Talen Energy Corp produced more free cash flow last quarter ($254.0M vs $140.3M). Over the past eight quarters, ALNYLAM PHARMACEUTICALS, INC.'s revenue compounded faster (49.0% CAGR vs 35.0%).

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.

PPL Corporation is an energy company headquartered in Allentown, Pennsylvania in the Lehigh Valley region of eastern Pennsylvania. The company is publicly traded on the New York Stock Exchange as NYSE: PPL and is part of the S&P 500. As of 2022, the company had $7.9 billion in revenue, 6,500 employees, over $37 billion in assets, and serves 3.6 million customers.

ALNY vs TLN — Head-to-Head

Bigger by revenue
ALNY
ALNY
1.4× larger
ALNY
$1.1B
$758.0M
TLN
Growing faster (revenue YoY)
TLN
TLN
+29.8% gap
TLN
114.7%
84.9%
ALNY
Higher net margin
ALNY
ALNY
64.9% more per $
ALNY
17.0%
-47.9%
TLN
More free cash flow
TLN
TLN
$113.7M more FCF
TLN
$254.0M
$140.3M
ALNY
Faster 2-yr revenue CAGR
ALNY
ALNY
Annualised
ALNY
49.0%
35.0%
TLN

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
ALNY
ALNY
TLN
TLN
Revenue
$1.1B
$758.0M
Net Profit
$186.4M
$-363.0M
Gross Margin
75.6%
Operating Margin
12.0%
-41.3%
Net Margin
17.0%
-47.9%
Revenue YoY
84.9%
114.7%
Net Profit YoY
322.6%
-542.7%
EPS (diluted)
$1.44
$-7.60

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
TLN
TLN
Q4 25
$1.1B
$758.0M
Q3 25
$1.2B
$697.0M
Q2 25
$773.7M
$409.0M
Q1 25
$594.2M
$654.0M
Q4 24
$593.2M
$353.0M
Q3 24
$500.9M
$459.0M
Q2 24
$659.8M
$346.0M
Q1 24
$494.3M
$416.0M
Net Profit
ALNY
ALNY
TLN
TLN
Q4 25
$186.4M
$-363.0M
Q3 25
$251.1M
$207.0M
Q2 25
$-66.3M
$72.0M
Q1 25
$-57.5M
$-135.0M
Q4 24
$-83.8M
$82.0M
Q3 24
$-111.6M
$168.0M
Q2 24
$-16.9M
$454.0M
Q1 24
$-65.9M
$294.0M
Gross Margin
ALNY
ALNY
TLN
TLN
Q4 25
75.6%
Q3 25
84.2%
Q2 25
81.6%
Q1 25
88.2%
Q4 24
82.7%
Q3 24
83.6%
Q2 24
89.8%
Q1 24
89.0%
Operating Margin
ALNY
ALNY
TLN
TLN
Q4 25
12.0%
-41.3%
Q3 25
29.5%
37.7%
Q2 25
-2.1%
16.1%
Q1 25
3.0%
-16.2%
Q4 24
-17.7%
4.5%
Q3 24
-15.4%
34.4%
Q2 24
7.4%
7.8%
Q1 24
-8.8%
6.0%
Net Margin
ALNY
ALNY
TLN
TLN
Q4 25
17.0%
-47.9%
Q3 25
20.1%
29.7%
Q2 25
-8.6%
17.6%
Q1 25
-9.7%
-20.6%
Q4 24
-14.1%
23.2%
Q3 24
-22.3%
36.6%
Q2 24
-2.6%
131.2%
Q1 24
-13.3%
70.7%
EPS (diluted)
ALNY
ALNY
TLN
TLN
Q4 25
$1.44
$-7.60
Q3 25
$1.84
$4.25
Q2 25
$-0.51
$1.50
Q1 25
$-0.44
$-2.94
Q4 24
$-0.66
$2.07
Q3 24
$-0.87
$3.16
Q2 24
$-0.13
$7.60
Q1 24
$-0.52
$4.84

Balance Sheet & Financial Strength

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

Metric
ALNY
ALNY
TLN
TLN
Cash + ST InvestmentsLiquidity on hand
$1.7B
$689.0M
Total DebtLower is stronger
$6.8B
Stockholders' EquityBook value
$789.2M
$1.1B
Total Assets
$5.0B
$10.9B
Debt / EquityLower = less leverage
6.23×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
ALNY
ALNY
TLN
TLN
Q4 25
$1.7B
$689.0M
Q3 25
$1.5B
$497.0M
Q2 25
$1.1B
$122.0M
Q1 25
$1.0B
$295.0M
Q4 24
$966.4M
$328.0M
Q3 24
$1.1B
$648.0M
Q2 24
$968.5M
$632.0M
Q1 24
$681.9M
Total Debt
ALNY
ALNY
TLN
TLN
Q4 25
$6.8B
Q3 25
$3.0B
Q2 25
$3.0B
Q1 25
$3.0B
Q4 24
$3.0B
Q3 24
$2.6B
Q2 24
$2.6B
Q1 24
Stockholders' Equity
ALNY
ALNY
TLN
TLN
Q4 25
$789.2M
$1.1B
Q3 25
$233.9M
$1.5B
Q2 25
$250.6M
$1.2B
Q1 25
$115.4M
$1.2B
Q4 24
$67.1M
$1.4B
Q3 24
$32.4M
$2.4B
Q2 24
$-3.1M
$2.5B
Q1 24
$-219.3M
$2.8B
Total Assets
ALNY
ALNY
TLN
TLN
Q4 25
$5.0B
$10.9B
Q3 25
$4.9B
$6.1B
Q2 25
$4.6B
$5.8B
Q1 25
$4.2B
$5.9B
Q4 24
$4.2B
$6.1B
Q3 24
$4.2B
$6.8B
Q2 24
$4.0B
$7.1B
Q1 24
$3.8B
Debt / Equity
ALNY
ALNY
TLN
TLN
Q4 25
6.23×
Q3 25
2.03×
Q2 25
2.40×
Q1 25
2.54×
Q4 24
2.17×
Q3 24
1.10×
Q2 24
1.05×
Q1 24

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
TLN
TLN
Operating Cash FlowLast quarter
$163.6M
$280.0M
Free Cash FlowOCF − Capex
$140.3M
$254.0M
FCF MarginFCF / Revenue
12.8%
33.5%
Capex IntensityCapex / Revenue
2.1%
3.4%
Cash ConversionOCF / Net Profit
0.88×
TTM Free Cash FlowTrailing 4 quarters
$465.4M
$606.0M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
ALNY
ALNY
TLN
TLN
Q4 25
$163.6M
$280.0M
Q3 25
$325.1M
$489.0M
Q2 25
$153.7M
$-184.0M
Q1 25
$-118.3M
$119.0M
Q4 24
$-94.7M
Q3 24
$43.7M
$96.0M
Q2 24
$124.2M
$-23.0M
Q1 24
$-81.5M
$173.0M
Free Cash Flow
ALNY
ALNY
TLN
TLN
Q4 25
$140.3M
$254.0M
Q3 25
$313.0M
$468.0M
Q2 25
$139.4M
$-217.0M
Q1 25
$-127.3M
$101.0M
Q4 24
$-103.8M
Q3 24
$39.5M
$83.0M
Q2 24
$116.1M
$-43.0M
Q1 24
$-94.5M
$148.0M
FCF Margin
ALNY
ALNY
TLN
TLN
Q4 25
12.8%
33.5%
Q3 25
25.1%
67.1%
Q2 25
18.0%
-53.1%
Q1 25
-21.4%
15.4%
Q4 24
-17.5%
Q3 24
7.9%
18.1%
Q2 24
17.6%
-12.4%
Q1 24
-19.1%
35.6%
Capex Intensity
ALNY
ALNY
TLN
TLN
Q4 25
2.1%
3.4%
Q3 25
1.0%
3.0%
Q2 25
1.8%
8.1%
Q1 25
1.5%
2.8%
Q4 24
1.5%
Q3 24
0.8%
2.8%
Q2 24
1.2%
5.8%
Q1 24
2.6%
6.0%
Cash Conversion
ALNY
ALNY
TLN
TLN
Q4 25
0.88×
Q3 25
1.29×
2.36×
Q2 25
-2.56×
Q1 25
Q4 24
Q3 24
0.57×
Q2 24
-0.05×
Q1 24
0.59×

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%

TLN
TLN

Electricity Sales And Ancillary Services$555.0M73%
Operating Revenue Capacity$182.0M24%
Physical Electricity Sales Bilateral Contracts Other$21.0M3%

Related Comparisons