Latest: Q3 2026 · from the cash-flow statements filed with the SEC
Free cash flow−$709M in Q3 2026 · −$5.2B over twelve months
Operating cash flow$3.6B
Capital spending−$4.3B
Free cash flow−$709M
Cash / net income2.2×
Analysis
In Q3 2026, Duke Energy generated $3.6B of operating cash flow and spent $4.3B on capital projects, leaving free cash flow of −$709M. That is $888M less than in Q3 2025 ($179M).
Over the twelve months to Sep 30, 2026, operating cash flow was $11.5B; the largest uses were capital spending ($16.7B), dividends ($3.4B); besides operations, cash came from net borrowing (+) / repaid (−) ($3.9B), other financing ($3.0B); the cash balance fell by $181M.
Operating cash flow was $3.6B against net income of $1.6B — 2.2× profit, cash ran ahead of reported earnings. The largest differences: depreciation & amortization +$1.8B, deferred taxes +$507M, receivables −$348M.
Free cash flow
Operating cash flow less capital spending.Latest (Q3 2026): Operating cash flow $3.6B, Capital spending $4.3B.
Capital allocation, year by year
Over these 5 years operating cash flow totalled $48.8B; the largest uses were capital spending ($60.0B) and dividends ($16.1B). Cash-flow statements as filed.
Cash runway and the debt wall
Cash & investments$451M
Debt$89.6B
Net debt$89.1B
Due within a year$7.1B
Duke Energy's operations bring cash in ($11.5B over twelve months), and it spends more than that on capital projects: a gap of $5.2B funded from its $451M of cash and investments and from borrowing ($89.6B of debt, $7.1B due within a year). That is a choice to invest, not a cash runway running down.
Principal due in each year as disclosed in the annual report, against $451M of cash and investments now.
Where the cash came from and went
From profit to cash
Non-cash charges are added back; money tied up in receivables or inventory is subtracted.
Every quarter
Quarter
Operating cash flow
Capital spending
Dividends
Net borrowing (+) / repaid (−)
Shares issued
Cash drawn (+) / kept (−)
Free cash flow
Q3 2026
$3.6B
−$4.3B
−$862M
$1.5B
—
$292M
−$709M
Q2 2026
$2.8B
−$4.2B
−$847M
$1.1B
—
$1.4B
−$1.4B
Q1 2026
$1.5B
−$4.1B
−$846M
$263M
—
−$1.9B
−$2.6B
Q4 2025
$3.7B
−$4.1B
−$845M
$1.0B
—
$376M
−$485M
Q3 2025
$3.6B
−$3.5B
−$845M
$1.1B
$2.0M
−$297M
$179M
Q2 2025
$2.9B
−$3.3B
−$807M
$798M
$7.0M
$94.0M
−$417M
Q1 2025
$2.2B
−$3.1B
−$803M
$2.0B
$7.0M
−$115M
−$971M
Q4 2024
$3.4B
−$3.1B
−$802M
$326M
$379M
$26.0M
$288M
Duke Energy: income statement and cash flow
Duke Energy, Q3 2026: revenue $9.1B (+7% year over year), operating margin 30.2%. The chart follows the revenue to costs, profit and cash.
Read automatically from the company’s XBRL cash-flow statements; quarterly figures for the fourth quarter are the year less the first three. Errors are possible. Not investment advice.