National Grid PLC ADR (NGG) — Net Asset Quality Index
National Grid PLC ADR (NGG) has a Net Asset Quality Index of 35.9% as of September 2025. This metric measures the proportion of total assets financed by shareholders' equity — total assets of $103.76 Billion minus total liabilities of $66.54 Billion yields net assets of $37.22 Billion. A higher index indicates a stronger, lower-leverage balance sheet. Read NGG liabilities breakdown for a breakdown of total debt and financial obligations.
Quality Index
Net Assets
Total Assets
Total Liabilities
National Grid PLC ADR Net Asset Quality Index Over Time (1993–2025)
This chart shows how National Grid PLC ADR's Net Asset Quality Index has evolved across 33 annual periods from 1993 to 2025. As of September 2025, the index stands at 35.9%, representing net assets of $37.22 Billion against total assets of $103.76 Billion USD. For live market cap and overall valuation, see market cap of National Grid PLC ADR.
Annual Net Asset Quality Index for National Grid PLC ADR (1993–2025)
The table below presents the year-by-year Net Asset Quality Index for National Grid PLC ADR from 1993 to 2025, covering 33 annual filings. Each row shows total assets, total liabilities, net assets, the quality index percentage, and the change in percentage points compared to the prior year. Check how strategically is National Grid PLC ADR's equity deployed to assess the company's strategic physical and investment asset allocation.
| Year | Quality Index | Net Assets (USD) | Total Assets | Total Liabilities | Change (pp) |
|---|---|---|---|---|---|
| 2025 | 35.4% | $37.83 Billion | $106.74 Billion | $68.92 Billion | ▲ +5.0 pp |
| 2024 | 30.4% | $29.89 Billion | $98.33 Billion | $68.43 Billion | ▼ -1.5 pp |
| 2023 | 31.9% | $29.56 Billion | $92.70 Billion | $63.13 Billion | ▲ +6.7 pp |
| 2022 | 25.1% | $23.86 Billion | $94.86 Billion | $71.00 Billion | ▼ -4.4 pp |
| 2021 | 29.5% | $19.86 Billion | $67.22 Billion | $47.36 Billion | ▲ +0.2 pp |
| 2020 | 29.3% | $19.79 Billion | $67.56 Billion | $47.77 Billion | ▼ -1.6 pp |
| 2019 | 30.9% | $19.57 Billion | $63.41 Billion | $43.84 Billion | ▼ -1.2 pp |
| 2018 | 32.1% | $18.85 Billion | $58.79 Billion | $39.94 Billion | ▲ +1.1 pp |
| 2017 | 31.0% | $20.38 Billion | $65.84 Billion | $45.46 Billion | ▲ +7.9 pp |
| 2016 | 23.0% | $13.56 Billion | $58.93 Billion | $45.37 Billion | ▲ +1.3 pp |
| 2015 | 21.7% | $11.97 Billion | $55.09 Billion | $43.12 Billion | ▼ -1.0 pp |
| 2014 | 22.8% | $11.92 Billion | $52.38 Billion | $40.47 Billion | ▲ +4.0 pp |
| 2013 | 18.7% | $10.23 Billion | $54.70 Billion | $44.47 Billion | ▼ -0.8 pp |
| 2012 | 19.5% | $9.25 Billion | $47.34 Billion | $38.09 Billion | ▼ 0.0 pp |
| 2011 | 19.5% | $9.07 Billion | $46.40 Billion | $37.33 Billion | ▲ +9.9 pp |
| 2010 | 9.7% | $4.21 Billion | $43.55 Billion | $39.34 Billion | ▲ +0.7 pp |
| 2009 | 9.0% | $3.98 Billion | $44.47 Billion | $40.48 Billion | ▼ -5.3 pp |
| 2008 | 14.2% | $5.37 Billion | $37.77 Billion | $32.40 Billion | ▼ -0.3 pp |
| 2007 | 14.6% | $4.14 Billion | $28.39 Billion | $24.25 Billion | ▲ +1.1 pp |
| 2006 | 13.5% | $3.49 Billion | $25.92 Billion | $22.43 Billion | ▲ +5.8 pp |
| 2005 | 7.7% | $2.12 Billion | $27.56 Billion | $25.44 Billion | ▲ +2.3 pp |
| 2004 | 5.4% | $1.27 Billion | $23.40 Billion | $22.13 Billion | ▲ +0.5 pp |
| 2003 | 5.0% | $1.24 Billion | $24.94 Billion | $23.71 Billion | ▼ -14.0 pp |
| 2002 | 18.9% | $3.29 Billion | $17.42 Billion | $14.12 Billion | ▼ -16.3 pp |
| 2001 | 35.2% | $3.52 Billion | $9.98 Billion | $6.46 Billion | ▲ +1.7 pp |
| 2000 | 33.6% | $2.94 Billion | $8.77 Billion | $5.82 Billion | ▼ -4.7 pp |
| 1999 | 38.3% | $1.95 Billion | $5.09 Billion | $3.14 Billion | ▲ +11.2 pp |
| 1998 | 27.2% | $929.40 Million | $3.42 Billion | $2.49 Billion | ▼ -14.3 pp |
| 1997 | 41.5% | $1.39 Billion | $3.35 Billion | $1.96 Billion | ▲ +7.0 pp |
| 1996 | 34.5% | $1.10 Billion | $3.19 Billion | $2.09 Billion | ▼ -27.3 pp |
| 1995 | 61.8% | $1.97 Billion | $3.19 Billion | $1.22 Billion | ▲ +10.6 pp |
| 1994 | 51.3% | $1.70 Billion | $3.31 Billion | $1.61 Billion | ▲ +5.5 pp |
| 1993 | 45.8% | $1.40 Billion | $3.07 Billion | $1.67 Billion | — |