Alnylam Pharmaceuticals Inc (ALNY) — Free Cash Flow Generation Index

Latest as of December 2025: 0.86x

Alnylam Pharmaceuticals Inc (ALNY) has a Free Cash Flow Generation Index of 0.86x as of December 2025. Free cash flow of $140.26 Million represents 1% of operating cash flow ($163.56 Million). Read ALNY total debt and obligations for a breakdown of total debt and financial obligations.

FCF Generation Index

0.86x
Free Cash Flow / Operating CF

Free Cash Flow

$140.26 Million
USD

Operating Cash Flow

$163.56 Million
USD

Capital Expenditures

$23.29 Million
USD

Alnylam Pharmaceuticals Inc Free Cash Flow Generation Index (2007–2025)

Historical FCF Generation Index trend for Alnylam Pharmaceuticals Inc across 4 annual periods. Explore capital reinvestment ratio of Alnylam Pharmaceuticals Inc to see what proportion of operating cash flow is directed to capital expenditures.

Annual Free Cash Flow Generation for Alnylam Pharmaceuticals Inc (2007–2025)

Year-by-year Free Cash Flow Generation Index for Alnylam Pharmaceuticals Inc. For the full company profile including market capitalisation, see Alnylam Pharmaceuticals Inc market cap and net worth.

Year FCG Index Free Cash Flow (USD) Operating CF Capital Expenditures YoY Change
2025 0.89x $465.38 Million $524.08 Million $58.70 Million ▲ +120.5%
2023 0.40x $41.95 Million $104.16 Million $62.21 Million ▼ -51.8%
2008 0.84x $54.73 Million $65.49 Million $10.76 Million ▼ -13.0%
2007 0.96x $188.73 Million $196.52 Million $7.79 Million
FCG Index = Free Cash Flow / Operating Cash Flow. FCF = Operating CF + Capital Expenditures (capex stored negative).