Diploma PLC (DPLM) — Net Asset Quality Index
Diploma PLC (DPLM) has a Net Asset Quality Index of 53.5% as of September 2025. This metric measures the proportion of total assets financed by shareholders' equity — total assets of GBX1.86 Billion minus total liabilities of GBX862.60 Million yields net assets of GBX994.20 Million. A higher index indicates a stronger, lower-leverage balance sheet. See DPLM defensive interval ratio to measure how many days the company can operate on defensive assets alone.
Quality Index
Net Assets
Total Assets
Total Liabilities
Diploma PLC Net Asset Quality Index Over Time (1986–2025)
This chart shows how Diploma PLC's Net Asset Quality Index has evolved across 40 annual periods from 1986 to 2025. As of September 2025, the index stands at 53.5%, representing net assets of GBX994.20 Million against total assets of GBX1.86 Billion GBX. Explore DPLM operating cash flow to assess how effectively this company generates cash.
Annual Net Asset Quality Index for Diploma PLC (1986–2025)
The table below presents the year-by-year Net Asset Quality Index for Diploma PLC from 1986 to 2025, covering 40 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 market capitalisation and the full company profile, see Diploma PLC market cap and net worth.
| Year | Quality Index | Net Assets (GBX) | Total Assets | Total Liabilities | Change (pp) |
|---|---|---|---|---|---|
| 2025 | 53.5% | GBX994.20 Million | GBX1.86 Billion | GBX862.60 Million | ▲ +3.1 pp |
| 2024 | 50.5% | GBX894.70 Million | GBX1.77 Billion | GBX877.40 Million | ▼ -6.3 pp |
| 2023 | 56.8% | GBX902.00 Million | GBX1.59 Billion | GBX687.30 Million | ▲ +8.7 pp |
| 2022 | 48.1% | GBX668.20 Million | GBX1.39 Billion | GBX721.50 Million | ▼ -6.3 pp |
| 2021 | 54.4% | GBX541.00 Million | GBX994.00 Million | GBX453.00 Million | ▼ -21.0 pp |
| 2020 | 75.5% | GBX530.70 Million | GBX703.30 Million | GBX172.60 Million | ▲ +10.8 pp |
| 2019 | 64.7% | GBX324.60 Million | GBX501.70 Million | GBX177.10 Million | ▼ -8.1 pp |
| 2018 | 72.8% | GBX294.30 Million | GBX404.40 Million | GBX110.10 Million | ▼ -0.2 pp |
| 2017 | 73.0% | GBX266.80 Million | GBX365.40 Million | GBX98.60 Million | ▲ +3.6 pp |
| 2016 | 69.4% | GBX237.80 Million | GBX342.70 Million | GBX104.90 Million | ▲ +1.2 pp |
| 2015 | 68.2% | GBX194.80 Million | GBX285.50 Million | GBX90.70 Million | ▼ -7.9 pp |
| 2014 | 76.1% | GBX187.30 Million | GBX246.00 Million | GBX58.70 Million | ▼ -0.9 pp |
| 2013 | 77.0% | GBX178.30 Million | GBX231.50 Million | GBX53.20 Million | ▲ +3.2 pp |
| 2012 | 73.9% | GBX167.20 Million | GBX226.40 Million | GBX59.20 Million | ▲ +1.0 pp |
| 2011 | 72.9% | GBX151.90 Million | GBX208.40 Million | GBX56.50 Million | ▲ +2.1 pp |
| 2010 | 70.8% | GBX139.20 Million | GBX196.70 Million | GBX57.50 Million | ▼ -0.1 pp |
| 2009 | 70.8% | GBX124.10 Million | GBX175.20 Million | GBX51.10 Million | ▲ +1.3 pp |
| 2008 | 69.5% | GBX110.00 Million | GBX158.20 Million | GBX48.20 Million | ▲ +4.8 pp |
| 2007 | 64.8% | GBX92.50 Million | GBX142.80 Million | GBX50.30 Million | ▼ -11.7 pp |
| 2006 | 76.5% | GBX94.50 Million | GBX123.50 Million | GBX29.00 Million | ▲ +2.9 pp |
| 2005 | 73.6% | GBX77.10 Million | GBX104.80 Million | GBX27.70 Million | ▲ +2.4 pp |
| 2004 | 71.2% | GBX65.30 Million | GBX91.70 Million | GBX26.40 Million | ▼ -0.5 pp |
| 2003 | 71.7% | GBX57.70 Million | GBX80.50 Million | GBX22.80 Million | ▼ -2.5 pp |
| 2002 | 74.2% | GBX51.40 Million | GBX69.30 Million | GBX17.90 Million | ▼ -2.0 pp |
| 2001 | 76.2% | GBX56.00 Million | GBX73.50 Million | GBX17.50 Million | ▲ +2.4 pp |
| 2000 | 73.8% | GBX55.10 Million | GBX74.70 Million | GBX19.60 Million | ▼ -1.3 pp |
| 1999 | 75.0% | GBX97.10 Million | GBX129.40 Million | GBX32.30 Million | ▲ +10.1 pp |
| 1998 | 65.0% | GBX84.40 Million | GBX129.90 Million | GBX45.50 Million | ▲ +0.6 pp |
| 1997 | 64.3% | GBX88.60 Million | GBX137.70 Million | GBX49.10 Million | ▲ +2.6 pp |
| 1996 | 61.7% | GBX83.80 Million | GBX135.80 Million | GBX52.00 Million | ▼ -3.1 pp |
| 1995 | 64.8% | GBX90.70 Million | GBX140.00 Million | GBX49.30 Million | ▲ +0.9 pp |
| 1994 | 63.8% | GBX82.80 Million | GBX129.70 Million | GBX46.90 Million | ▼ -1.7 pp |
| 1993 | 65.5% | GBX74.80 Million | GBX114.20 Million | GBX39.40 Million | ▼ -1.2 pp |
| 1992 | 66.7% | GBX67.70 Million | GBX101.50 Million | GBX33.80 Million | ▲ +0.7 pp |
| 1991 | 66.0% | GBX67.50 Million | GBX102.20 Million | GBX34.70 Million | ▲ +8.6 pp |
| 1990 | 57.4% | GBX58.70 Million | GBX102.20 Million | GBX43.50 Million | ▼ -6.0 pp |
| 1989 | 63.5% | GBX61.30 Million | GBX96.60 Million | GBX35.30 Million | ▼ -2.0 pp |
| 1988 | 65.4% | GBX61.30 Million | GBX93.70 Million | GBX32.40 Million | ▲ +0.2 pp |
| 1987 | 65.2% | GBX54.80 Million | GBX84.00 Million | GBX29.20 Million | ▲ +1.8 pp |
| 1986 | 63.4% | GBX49.40 Million | GBX77.90 Million | GBX28.50 Million | — |