National Grid PLC ADR (NGG) — Free Cash Flow Generation Index
National Grid PLC ADR (NGG) has a Free Cash Flow Generation Index of -0.57x as of September 2025. Free cash flow of $-1.62 Billion represents -1% of operating cash flow ($2.82 Billion). Explore National Grid PLC ADR (NGG) reinvestment ratio to see what proportion of operating cash flow is directed to capital expenditures.
FCF Generation Index
Free Cash Flow
Operating Cash Flow
Capital Expenditures
National Grid PLC ADR Free Cash Flow Generation Index (1993–2025)
Historical FCF Generation Index trend for National Grid PLC ADR across 31 annual periods. For the full cash flow conversion analysis, see NGG cash flow conversion.
Annual Free Cash Flow Generation for National Grid PLC ADR (1993–2025)
Year-by-year Free Cash Flow Generation Index for National Grid PLC ADR. Check National Grid PLC ADR (NGG) total reinvestment rate to assess the company's total reinvestment commitment from operating cash flow.
| Year | FCG Index | Free Cash Flow (USD) | Operating CF | Capital Expenditures | YoY Change |
|---|---|---|---|---|---|
| 2025 | -0.64x | $-3.39 Billion | $5.27 Billion | $8.66 Billion | ▼ -185.5% |
| 2024 | -0.22x | $-1.27 Billion | $5.64 Billion | $6.91 Billion | ▼ -370.8% |
| 2023 | 0.08x | $573.00 Million | $6.90 Billion | $6.33 Billion | ▼ -55.6% |
| 2022 | 0.19x | $1.17 Billion | $6.27 Billion | $5.10 Billion | ▲ +231.4% |
| 2021 | 0.06x | $252.00 Million | $4.46 Billion | $4.21 Billion | ▼ -20.2% |
| 2020 | 0.07x | $327.00 Million | $4.62 Billion | $4.29 Billion | ▲ +363.9% |
| 2019 | -0.03x | $-95.21 Million | $3.55 Billion | $3.64 Billion | ▼ -1014.6% |
| 2018 | 0.00x | $10.37 Million | $3.53 Billion | $3.52 Billion | ▼ -98.9% |
| 2017 | 0.27x | $1.30 Billion | $4.74 Billion | $3.44 Billion | ▼ -31.4% |
| 2016 | 0.40x | $1.99 Billion | $4.99 Billion | $3.00 Billion | ▲ +40.5% |
| 2015 | 0.28x | $1.32 Billion | $4.66 Billion | $3.33 Billion | ▲ +267.1% |
| 2014 | 0.08x | $237.43 Million | $3.07 Billion | $2.83 Billion | ▲ +213.0% |
| 2013 | -0.07x | $-214.43 Million | $3.13 Billion | $3.35 Billion | ▼ -163.3% |
| 2012 | 0.11x | $383.96 Million | $3.55 Billion | $3.16 Billion | ▼ -56.2% |
| 2011 | 0.25x | $941.13 Million | $3.81 Billion | $2.87 Billion | ▲ +60.9% |
| 2010 | 0.15x | $572.46 Million | $3.73 Billion | $3.16 Billion | ▲ +155.8% |
| 2009 | -0.27x | $-777.97 Million | $2.83 Billion | $3.61 Billion | ▼ -88.2% |
| 2008 | -0.15x | $-363.52 Million | $2.49 Billion | $2.85 Billion | ▼ -296.0% |
| 2007 | 0.07x | $170.81 Million | $2.29 Billion | $2.12 Billion | ▼ -72.4% |
| 2006 | 0.27x | $625.10 Million | $2.32 Billion | $1.69 Billion | ▼ -38.8% |
| 2005 | 0.44x | $1.11 Billion | $2.51 Billion | $1.40 Billion | ▲ +2748.0% |
| 2004 | 0.02x | $22.00 Million | $1.42 Billion | $1.40 Billion | ▼ -90.8% |
| 2003 | 0.17x | $306.00 Million | $1.82 Billion | $1.52 Billion | ▲ +249.7% |
| 2002 | 0.05x | $26.60 Million | $554.40 Million | $527.80 Million | ▲ +101.0% |
| 2001 | -4.80x | $-400.00 Million | $83.40 Million | $483.40 Million | ▼ -433.7% |
| 2000 | -0.90x | $-134.70 Million | $149.90 Million | $284.60 Million | ▲ +18.3% |
| 1999 | -1.10x | $-166.50 Million | $151.30 Million | $317.80 Million | ▼ -286.6% |
| 1997 | 0.59x | $409.70 Million | $694.70 Million | $285.00 Million | ▲ +131.2% |
| 1995 | 0.26x | $129.20 Million | $506.50 Million | $377.30 Million | ▲ +4.2% |
| 1994 | 0.24x | $111.40 Million | $455.10 Million | $343.70 Million | ▲ +283.0% |
| 1993 | 0.06x | $26.10 Million | $408.40 Million | $382.30 Million | — |