Spirax Group plc (SPX) — Net Asset Quality Index
Spirax Group plc (SPX) has a Net Asset Quality Index of 46.1% as of June 2026. This metric measures the proportion of total assets financed by shareholders' equity — total assets of GBX2.72 Billion minus total liabilities of GBX1.47 Billion yields net assets of GBX1.25 Billion. A higher index indicates a stronger, lower-leverage balance sheet. Check SPX operating cash flow to net income to evaluate the quality of earnings relative to operating cash generation.
Quality Index
Net Assets
Total Assets
Total Liabilities
Spirax Group plc Net Asset Quality Index Over Time (1985–2025)
This chart shows how Spirax Group plc's Net Asset Quality Index has evolved across 41 annual periods from 1985 to 2025. As of June 2026, the index stands at 46.1%, representing net assets of GBX1.25 Billion against total assets of GBX2.72 Billion GBX. See SPX book value for net asset value and shareholders' equity analysis.
Annual Net Asset Quality Index for Spirax Group plc (1985–2025)
The table below presents the year-by-year Net Asset Quality Index for Spirax Group plc from 1985 to 2025, covering 41 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. For live market cap and overall valuation, see Spirax Group plc market capitalisation.
| Year | Quality Index | Net Assets (GBX) | Total Assets | Total Liabilities | Change (pp) |
|---|---|---|---|---|---|
| 2025 | 45.9% | GBX1.22 Billion | GBX2.66 Billion | GBX1.44 Billion | ▲ +0.2 pp |
| 2024 | 45.7% | GBX1.21 Billion | GBX2.65 Billion | GBX1.44 Billion | ▲ +3.0 pp |
| 2023 | 42.7% | GBX1.16 Billion | GBX2.71 Billion | GBX1.55 Billion | ▲ +0.7 pp |
| 2022 | 42.0% | GBX1.17 Billion | GBX2.78 Billion | GBX1.62 Billion | ▼ -12.2 pp |
| 2021 | 54.2% | GBX1.01 Billion | GBX1.86 Billion | GBX853.20 Million | ▲ +5.3 pp |
| 2020 | 48.9% | GBX852.30 Million | GBX1.74 Billion | GBX889.10 Million | ▲ +4.4 pp |
| 2019 | 44.5% | GBX826.30 Million | GBX1.86 Billion | GBX1.03 Billion | ▼ -4.8 pp |
| 2018 | 49.4% | GBX766.90 Million | GBX1.55 Billion | GBX786.90 Million | ▲ +8.1 pp |
| 2017 | 41.3% | GBX609.50 Million | GBX1.48 Billion | GBX867.00 Million | ▼ -19.4 pp |
| 2016 | 60.7% | GBX524.40 Million | GBX864.00 Million | GBX339.60 Million | ▲ +3.1 pp |
| 2015 | 57.6% | GBX398.31 Million | GBX691.67 Million | GBX293.36 Million | ▼ -2.2 pp |
| 2014 | 59.8% | GBX441.88 Million | GBX739.48 Million | GBX297.61 Million | ▲ +1.8 pp |
| 2013 | 57.9% | GBX403.53 Million | GBX696.70 Million | GBX293.17 Million | ▼ -6.3 pp |
| 2012 | 64.2% | GBX436.55 Million | GBX679.74 Million | GBX243.19 Million | ▲ +2.1 pp |
| 2011 | 62.2% | GBX400.12 Million | GBX643.75 Million | GBX243.63 Million | ▲ +0.3 pp |
| 2010 | 61.9% | GBX379.52 Million | GBX613.49 Million | GBX233.96 Million | ▲ +4.8 pp |
| 2009 | 57.0% | GBX307.36 Million | GBX538.86 Million | GBX231.50 Million | ▼ -0.5 pp |
| 2008 | 57.6% | GBX296.01 Million | GBX514.31 Million | GBX218.31 Million | ▼ -8.9 pp |
| 2007 | 66.5% | GBX242.97 Million | GBX365.41 Million | GBX122.44 Million | ▲ +4.7 pp |
| 2006 | 61.8% | GBX199.72 Million | GBX323.03 Million | GBX123.31 Million | ▲ +4.3 pp |
| 2005 | 57.5% | GBX198.25 Million | GBX344.58 Million | GBX146.34 Million | ▲ +4.4 pp |
| 2004 | 53.1% | GBX166.29 Million | GBX313.21 Million | GBX146.93 Million | ▼ -2.7 pp |
| 2003 | 55.8% | GBX163.82 Million | GBX293.60 Million | GBX129.78 Million | ▲ +2.5 pp |
| 2002 | 53.2% | GBX149.29 Million | GBX280.37 Million | GBX131.08 Million | ▲ +0.0 pp |
| 2001 | 53.2% | GBX145.12 Million | GBX272.55 Million | GBX127.43 Million | ▲ +2.5 pp |
| 2000 | 50.8% | GBX138.26 Million | GBX272.42 Million | GBX134.16 Million | ▼ -0.9 pp |
| 1999 | 51.7% | GBX128.74 Million | GBX249.04 Million | GBX120.31 Million | ▼ -1.4 pp |
| 1998 | 53.0% | GBX136.20 Million | GBX256.76 Million | GBX120.56 Million | ▼ -0.9 pp |
| 1997 | 53.9% | GBX128.77 Million | GBX238.93 Million | GBX110.16 Million | ▲ +3.3 pp |
| 1996 | 50.6% | GBX119.90 Million | GBX237.15 Million | GBX117.25 Million | ▼ -2.3 pp |
| 1995 | 52.9% | GBX122.52 Million | GBX231.80 Million | GBX109.27 Million | ▲ +1.2 pp |
| 1994 | 51.7% | GBX102.86 Million | GBX199.00 Million | GBX96.14 Million | ▲ +5.0 pp |
| 1993 | 46.7% | GBX89.90 Million | GBX192.39 Million | GBX102.49 Million | ▼ -8.9 pp |
| 1992 | 55.6% | GBX88.93 Million | GBX159.96 Million | GBX71.03 Million | ▲ +2.0 pp |
| 1991 | 53.6% | GBX71.66 Million | GBX133.74 Million | GBX62.08 Million | ▲ +4.5 pp |
| 1990 | 49.1% | GBX63.49 Million | GBX129.36 Million | GBX65.87 Million | ▼ -12.7 pp |
| 1989 | 61.8% | GBX75.82 Million | GBX122.67 Million | GBX46.84 Million | ▼ -3.1 pp |
| 1988 | 64.9% | GBX68.12 Million | GBX104.90 Million | GBX36.77 Million | ▼ -1.5 pp |
| 1987 | 66.4% | GBX62.45 Million | GBX94.01 Million | GBX31.56 Million | ▲ +1.1 pp |
| 1986 | 65.4% | GBX62.08 Million | GBX94.99 Million | GBX32.91 Million | ▲ +4.4 pp |
| 1985 | 61.0% | GBX51.51 Million | GBX84.45 Million | GBX32.94 Million | — |