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Alnylam Pharmaceuticals, Inc. (ALNY)
NASDAQ: ALNY · Real-Time Price · USD
219.89
+0.17 (0.08%)
At close: Oct 5, 2026, 4:00 PM EDT
220.80
+0.91 (0.41%)
Pre-market: Oct 6, 2026, 6:19 AM EDT

Alnylam Pharmaceuticals Cash Flow Statement

Millions USD. Fiscal year is Jan - Dec.

Operating Activities

Fiscal Year
TTMFY 2025FY 2024FY 2023FY 2022FY 2021
Period Ending
Jun '26 Dec '25 Dec '24 Dec '23 Dec '22 Dec '21
Net Income
774.71313.75-278.16-440.24-1,131-852.82
Depreciation & Amortization
54.7655.6656.6754.0544.4789.69
Loss (Gain) From Sale of Investments
-2.313.0216.9433.31-55.7
Stock-Based Compensation
336.62348.24272.08221.68230.65165.72
Other Operating Activities
323.62248.92152.15194.46273.84174.24
Change in Accounts Receivable
-357.64-359.96-86.55-87.94-45.6-101.8
Change in Inventory
-11.938.4713.5918.37-34.14-26.42
Change in Accounts Payable
-39.8475.0791.0980.84191.7788.24
Change in Unearned Revenue
-11.07-50.64-235.4555.02-65.91-50.4
Change in Other Net Operating Assets
-157.42-117.723.23-9.03-38.51-72.45
Operating Cash Flow
911.81524.08-8.31104.16-541.27-641.69
Operating Cash Flow Growth
------

Investing Activities

Fiscal Year
TTMFY 2025FY 2024FY 2023FY 2022FY 2021
Period Ending
Jun '26 Dec '25 Dec '24 Dec '23 Dec '22 Dec '21
Capital Expenditures
-91.95-58.7-34.28-62.21-72.06-76.37
Investment in Securities
150.21497.18-63.25-269.7254.61-192.56
Other Investing Activities
16.68-2.15-19.32-4.44-13.19-4.36
Investing Cash Flow
74.94436.33-116.84-336.35169.35-273.3

Financing Activities

Fiscal Year
TTMFY 2025FY 2024FY 2023FY 2022FY 2021
Period Ending
Jun '26 Dec '25 Dec '24 Dec '23 Dec '22 Dec '21
Long-Term Debt Issued
-645.69--1,016500
Long-Term Debt Repaid
--1,193---880.72-
Net Debt Issued (Repaid)
-546.95-546.95--135.39500
Issuance of Common Stock
166.16250.03302.95147.46259.36246.27
Other Financing Activities
3.79-8.27-8.7924.6731500.85
Financing Cash Flow
-377-305.19294.16172.13425.751,247

Net Cash Flow

Fiscal Year
TTMFY 2025FY 2024FY 2023FY 2022FY 2021
Period Ending
Jun '26 Dec '25 Dec '24 Dec '23 Dec '22 Dec '21
Foreign Exchange Rate Adjustments
-16.1434.94-15.246.39-7.43-9.02
Net Cash Flow
593.62690.16153.77-53.6746.4323.11

Free Cash Flow

Fiscal Year
TTMFY 2025FY 2024FY 2023FY 2022FY 2021
Period Ending
Jun '26 Dec '25 Dec '24 Dec '23 Dec '22 Dec '21
Free Cash Flow
819.87465.38-42.5941.95-613.33-718.07
Free Cash Flow Growth
------
Free Cash Flow Margin
17.07%12.53%-1.89%2.29%-59.12%-85.05%
Free Cash Flow Per Share
5.913.46-0.330.34-5.04-6.06
Levered Free Cash Flow
271.54128.79197.88103.55-444.3597.11
Unlevered Free Cash Flow
449.17286.68286.54179.32-346.87186.5

Additional Metrics

Fiscal Year
TTMFY 2025FY 2024FY 2023FY 2022FY 2021
Period Ending
Jun '26 Dec '25 Dec '24 Dec '23 Dec '22 Dec '21
Cash Interest Paid
233.6218.7167.5832.1245.2424.66
Cash Income Tax Paid
34.8321.29.312.572.65-
Change in Working Capital
-577.9-444.78-214.0857.267.62-162.82
SEC Filings: 10-K · 10-Q