NGGNational Grid plc

$80.55

Is the business good?

How good a business is NGG?

National Grid plc earns 5.0% on the capital it employs against a 9.0% cost of capital, so growth costs more than it returns.

5.0%

Return on invested capital · cost of capital 9.0% · 4.0 points below what the capital costs: growth destroys value

Operating margin
27%

Operating margin · Utilities - Regulated Electric median 22% · fiscal year to FY2025

Cash conversion
−0.62×

Cash conversion · 0.17× a year ago · some of the reported profit has not turned into cash yet

Share count, year on year
+18%

Share count, year on year · shareholders own a smaller slice than a year ago

Operating margin by fiscal year
YearOperating margin
FY202017%
FY202118%
FY202224%
FY202323%
FY202423%
FY202527%
Details
Gross marginfiscal year to FY2025
97%
Operating marginfiscal year to FY2025
27%
Net marginfiscal year to FY2025
16%
Free cash flow margin
−9.7%
R&D as % of revenue
0.23%
Revenue, trailing twelve months
$18.4B
Free cash flow, trailing twelve months
−$1.79B
Net income, trailing twelve months
$2.90B
Return on invested capitaloperating profit after tax ÷ debt + equity − cash
5.0%

Margins, capital and share counts from the statements as filed with the SEC; cash conversion from the cash flow statement.