Costain Group PLC (COST) — Net Asset Quality Index
Costain Group PLC (COST) has a Net Asset Quality Index of 44.2% as of June 2026. This metric measures the proportion of total assets financed by shareholders' equity — total assets of GBX583.10 Million minus total liabilities of GBX325.40 Million yields net assets of GBX257.70 Million. A higher index indicates a stronger, lower-leverage balance sheet. Read Costain Group PLC (COST) financial obligations for a breakdown of total debt and financial obligations.
Quality Index
Net Assets
Total Assets
Total Liabilities
Costain Group PLC Net Asset Quality Index Over Time (1985–2025)
This chart shows how Costain 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 44.2%, representing net assets of GBX257.70 Million against total assets of GBX583.10 Million GBX. For live market cap and overall valuation, see COST market cap.
Annual Net Asset Quality Index for Costain Group PLC (1985–2025)
The table below presents the year-by-year Net Asset Quality Index for Costain 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. Check COST PP&E to net assets ratio to assess the company's strategic physical and investment asset allocation.
| Year | Quality Index | Net Assets (GBX) | Total Assets | Total Liabilities | Change (pp) |
|---|---|---|---|---|---|
| 2025 | 46.0% | GBX258.20 Million | GBX561.90 Million | GBX303.70 Million | ▲ +2.9 pp |
| 2024 | 43.1% | GBX235.70 Million | GBX547.20 Million | GBX311.50 Million | ▼ -3.7 pp |
| 2023 | 46.8% | GBX219.40 Million | GBX468.60 Million | GBX249.20 Million | ▲ +3.0 pp |
| 2022 | 43.8% | GBX211.20 Million | GBX482.20 Million | GBX271.00 Million | ▲ +6.4 pp |
| 2021 | 37.4% | GBX199.00 Million | GBX532.40 Million | GBX333.40 Million | ▲ +5.4 pp |
| 2020 | 31.9% | GBX156.50 Million | GBX489.90 Million | GBX333.40 Million | ▲ +3.4 pp |
| 2019 | 28.5% | GBX157.70 Million | GBX552.50 Million | GBX394.80 Million | ▼ -3.2 pp |
| 2018 | 31.7% | GBX182.30 Million | GBX574.60 Million | GBX392.30 Million | ▲ +8.5 pp |
| 2017 | 23.2% | GBX154.00 Million | GBX663.00 Million | GBX509.00 Million | ▲ +7.8 pp |
| 2016 | 15.4% | GBX99.60 Million | GBX646.20 Million | GBX546.60 Million | ▼ -7.2 pp |
| 2015 | 22.7% | GBX120.60 Million | GBX532.40 Million | GBX411.80 Million | ▼ -1.6 pp |
| 2014 | 24.3% | GBX110.80 Million | GBX456.40 Million | GBX345.60 Million | ▲ +12.9 pp |
| 2013 | 11.4% | GBX43.30 Million | GBX381.30 Million | GBX338.00 Million | ▲ +3.3 pp |
| 2012 | 8.1% | GBX31.80 Million | GBX393.70 Million | GBX361.90 Million | ▲ +1.1 pp |
| 2011 | 7.0% | GBX30.80 Million | GBX440.40 Million | GBX409.60 Million | ▼ -2.5 pp |
| 2010 | 9.5% | GBX37.60 Million | GBX396.30 Million | GBX358.70 Million | ▲ +10.4 pp |
| 2009 | -0.9% | GBX-3.80 Million | GBX429.00 Million | GBX432.80 Million | ▼ -9.2 pp |
| 2008 | 8.3% | GBX33.60 Million | GBX406.30 Million | GBX372.70 Million | ▲ +0.7 pp |
| 2007 | 7.6% | GBX27.40 Million | GBX359.90 Million | GBX332.50 Million | ▲ +25.8 pp |
| 2006 | -18.1% | GBX-55.20 Million | GBX304.30 Million | GBX359.50 Million | ▼ -11.3 pp |
| 2005 | -6.8% | GBX-22.50 Million | GBX329.80 Million | GBX352.30 Million | ▲ +9.2 pp |
| 2004 | -16.0% | GBX-44.50 Million | GBX278.00 Million | GBX322.50 Million | ▼ -24.1 pp |
| 2003 | 8.1% | GBX17.90 Million | GBX222.00 Million | GBX204.10 Million | ▲ +6.6 pp |
| 2002 | 1.5% | GBX3.00 Million | GBX204.10 Million | GBX201.10 Million | ▼ -1.0 pp |
| 2001 | 2.4% | GBX4.30 Million | GBX177.40 Million | GBX173.10 Million | ▼ -10.8 pp |
| 2000 | 13.2% | GBX25.80 Million | GBX195.80 Million | GBX170.00 Million | ▼ -1.6 pp |
| 1999 | 14.8% | GBX29.10 Million | GBX197.20 Million | GBX168.10 Million | ▲ +6.1 pp |
| 1998 | 8.6% | GBX18.90 Million | GBX218.90 Million | GBX200.00 Million | ▲ +1.8 pp |
| 1997 | 6.8% | GBX19.70 Million | GBX288.10 Million | GBX268.40 Million | ▲ +11.0 pp |
| 1996 | -4.2% | GBX-16.00 Million | GBX381.30 Million | GBX397.30 Million | ▲ +2.3 pp |
| 1995 | -6.5% | GBX-30.80 Million | GBX475.10 Million | GBX505.90 Million | ▼ -21.7 pp |
| 1994 | 15.2% | GBX101.70 Million | GBX668.30 Million | GBX566.60 Million | ▼ -14.3 pp |
| 1993 | 29.5% | GBX227.90 Million | GBX772.80 Million | GBX544.90 Million | ▲ +22.0 pp |
| 1992 | 7.5% | GBX75.00 Million | GBX999.80 Million | GBX924.80 Million | ▼ -17.9 pp |
| 1991 | 25.4% | GBX276.30 Million | GBX1.09 Billion | GBX813.00 Million | ▼ -6.1 pp |
| 1990 | 31.4% | GBX365.20 Million | GBX1.16 Billion | GBX796.40 Million | ▼ -2.2 pp |
| 1989 | 33.6% | GBX456.70 Million | GBX1.36 Billion | GBX900.90 Million | ▼ -14.0 pp |
| 1988 | 47.6% | GBX466.70 Million | GBX979.70 Million | GBX513.00 Million | ▲ +3.5 pp |
| 1987 | 44.1% | GBX358.00 Million | GBX811.80 Million | GBX453.80 Million | ▼ -5.4 pp |
| 1986 | 49.5% | GBX339.80 Million | GBX685.90 Million | GBX346.10 Million | ▲ +8.0 pp |
| 1985 | 41.6% | GBX261.10 Million | GBX627.80 Million | GBX366.70 Million | — |