Dyne Therapeutics, Inc. (DYN) Cash Flow Statement

NASDAQ: DYNOperating cash, capex, free cash flow and buybacks.

Where DYN’s cash came from and went, 2025

December 31, 2025 · U.S. dollars
Cash from operations
−$403.2M
Capital expenditures
$1.9M
Free cash flow
−$405.1M
Returned to shareholders
—
Change in cash
$458.3M
cash at year-end $895.7M
Borrowing: $148.3MBorrowing$148.3MShares issued: $734.6MShares issued$734.6MOther financing: $7.4MOther financing$7.4MCash used in operations: $403.2MCash used in operations$403.2M · 45%Added to cash: $458.3MAdded to cash$458.3M · 51%Acquisitions & other, Investments (net), Capital expenditures: $28.8MOther uses$28.8M · 3%$890.3M
Cash from operations
−$403.2M
Capital expenditures
−$1.9M
Investments (net)
−$8.0M
Acquisitions & other
−$18.8M
Net borrowing (repayment)
+$148.3M
Shares issued
+$734.6M
Other financing
+$7.4M
Change in cash
$458.3M

Drawn to scale: where the cash came from and how it was used. Hover for values.

DYN operating cash flow, capex and free cash flow

Operating cash flowCapital expendituresFree cash flowFCF margin (right axis)

DYN cash flow trends, 2016–2025

Dyne Therapeutics, Inc. cash flow trends
MetricTrendThenLatestChange
Operating cash flow$676.0M2016−$403.2M2025—
Capital expenditures$326.0M2016$1.9M2025−43.5%/yr
Free cash flow$350.0M2016−$405.1M2025—
Free cash flow margin25.6%201671.3%2017+45.7 pts
Stock-based compensation$31.0M2016$45.9M2025+4.4%/yr
Dividends paid$22.0M2016$22.0M20170.0%/yr
Share buybacks (net)$02018$02019—
Capex / revenue23.9%201644.3%2017+20.4 pts

Change is the average annual growth (CAGR) or the difference between the first and latest year.

DYN cash flow by activity

OperatingInvestingFinancingChange in cash

DYN net income vs operating cash flow

Net incomeOperating cash flow

Operating cash flow above net income usually means earnings are backed by cash (depreciation and stock-based pay are non-cash expenses).

DYN cash flow statement

Dyne Therapeutics, Inc. annual cash flow statement
2025202420232022202120202019201820172016
Operating activities
Net income−$446.2M−$317.4M−$235.9M−$168.1M−$149.3M−$59.4M−$14.9M−$4.8M$76.0M−$1.24B
Depreciation & amortization$2.0M$1.7M$1.7M$1.7M$1.1M$700,000$271,000$24,000$867.0M$766.0M
Stock-based compensation$45.9M$45.9M$20.0M$15.2M$17.5M$6.6M$26,000$1,000$44.0M$31.0M
Change in working capital−$3.4M−$19.5M$26.3M−$5.4M$9.3M$5.1M$1.4M$601,000−$1.60B$938.0M
Other non-cash items−$1.5M−$3.0M−$173,000$3.0M$1.8M$526,000$1.3M$21,000$1.19B$181.0M
Cash from operating activities−$403.2M−$292.4M−$188.2M−$153.6M−$119.6M−$46.5M−$11.8M−$4.2M$585.0M$676.0M
Investing activities
Capital expenditures−$1.9M−$2.4M−$729,000−$3.1M−$3.6M−$1.2M−$1.6M−$134,000−$224.0M−$326.0M
Investments (net)−$8.0M−$204.1M$76.4M$87.2M−$134.3M−$45.7M−$1.6M−$134,000——
Acquisitions & other investing−$18.8M$2.4M$7.7M$3.1M$0$1.2M$1.6M$134,000−$2.54B−$1.82B
Cash from investing activities−$28.8M−$204.1M$83.3M$87.2M−$137.9M−$45.7M−$1.6M−$134,000−$2.76B−$2.15B
Financing activities
Dividends paid————————−$22.0M−$22.0M
Share repurchases & issuance (net)——————$20.0M$7.4M——
Net borrowing (repayment)$148.3M$0$0—$0−$64,000−$64,000−$64,000——
Shares issued$734.6M$773.1M$89.2M$36.9M$157.2M$381.2M$20.0M$7.4M$0$0
Other financing$7.4M$36.8M−$34.9M$529,000$584,000−$420,000−$19.9M−$2.4M−$1.28B$2.76B
Cash from financing activities$890.3M$809.9M$54.3M$37.4M$157.8M$380.7M$20.0M$12.4M−$1.30B$2.74B
Summary
Net change in cash$458.3M$313.4M−$50.5M−$29.1M−$99.6M$288.5M$6.5M$12.4M−$3.47B$1.27B
Cash at end of period$895.7M$437.4M$123.9M$174.5M$203.5M$303.2M$14.6M$8.1M$365.0M$1.78B
Free cash flow−$405.1M−$294.7M−$188.9M−$156.7M−$123.2M−$47.7M−$13.5M−$4.3M$361.0M$350.0M
Free cash flow margin————————71.3%25.6%
Capex / revenue————————44.3%23.9%
Operating cash flow / net income————————7.70—

Negative numbers are cash paid out. Quarterly columns are labeled by the month the quarter ended. Figures in U.S. dollars as reported; data from EODHD.

DYN cash generation

In fiscal 2025 (ended December 31, 2025), Dyne Therapeutics generated -$403.2 million of cash from operations and spent $1.9 million on capital expenditures, leaving free cash flow of -$405.1 million. Cash and equivalents rose by $458.3 million over the year.

Related: DYN income statement, DYN balance sheet. See the DYN stock overview for the latest quote and news.

DYN cash flow FAQ

What is Dyne Therapeutics's free cash flow?

Dyne Therapeutics's free cash flow was -$405.1 million in fiscal 2025: -$403.2 million of operating cash flow minus $1.9 million of capital expenditures It was -$294.7 million a year earlier..

How much cash does Dyne Therapeutics generate from operations?

Dyne Therapeutics generated -$403.2 million of cash from operating activities in fiscal 2025.

How much does Dyne Therapeutics spend on capital expenditures?

Dyne Therapeutics spent $1.9 million on capital expenditures in fiscal 2025, compared with $2.4 million the year before.

Biotechnology: cash flow