California Water Service (CWT) Gross Margin (2009 - 2026)
California Water Service's quarterly Gross Margin came in at 85.44% in Q1 2026, down 42.0% year-on-year from 147.32% in Q1 2025, and up 2.23% quarter-over-quarter from 83.58% in Q4 2025.
California Water Service has reported Gross Margin for 18 years, with the latest figure at 85.44% in Q1 2026.
- For the quarter ending Q1 2026, Gross Margin fell 42.0% year-over-year to 85.44%; the trailing twelve-month figure through Mar 2026 stood at 86.89% (down 70.0% YoY), and the FY2025 full-year result was 86.99%, down 158.0% from the prior year.
- Gross Margin for Q1 2026 stood at 85.44%, up from 83.58% in the prior quarter.
- The five-year high for Gross Margin was 90.06% in Q1 2024, with the low at 82.41% in Q4 2023.
- Average Gross Margin over 5 years is 86.68%, with a median of 86.69% recorded in 2023.
- Year-over-year, Gross Margin slumped 454 bps in 2022 and soared 305 bps in 2024.
- Tracing CWT's Gross Margin over 5 years: stood at 82.97% in 2022, then dropped by 1 bps to 82.41% in 2023, then rose by 4 bps to 85.47% in 2024, then dropped by 2 bps to 83.58% in 2025, then climbed by 2 bps to 85.44% in 2026.
- The last three Gross Margin figures came in at 85.44% (Q1 2026), 83.58% (Q4 2025), and 89.25% (Q3 2025), per Business Quant data.
Peer Comparison
| # | Company | Market Cap | Enterprise Value | Gross Profit (Qtr) | Gross Margin (Qtr) |
|---|---|---|---|---|---|
| 1 | American Water Works Company | 24.16 Bn | 24.02 Bn | 714.00 Mn | 59.15% |
| 2 | Aris Mining | 20.33 Bn | 19.86 Bn | 233.28 Mn | 62.63% |
| 3 | Essential Utilities | 10.48 Bn | 10.40 Bn | 685.96 Mn | 79.60% |
| 4 | American States Water | 2.94 Bn | 2.93 Bn | 104.19 Mn | 94.64% |
| 5 | California Water Service | 2.58 Bn | 2.48 Bn | 183.34 Mn | 85.44% |
| 6 | H2O America | 2.18 Bn | 2.03 Bn | 171.30 Mn | 93.45% |
| 7 | Middlesex Water | 959.61 Mn | 957.57 Mn | 25.70 Mn | 52.76% |
| 8 | Consolidated Water | 465.28 Mn | 344.14 Mn | 10.92 Mn | 36.42% |
| 9 | York Water | 430.12 Mn | 430.12 Mn | 13.98 Mn | 70.00% |
| 10 | Artesian Resources | 332.86 Mn | 328.60 Mn | 26.56 Mn | 95.63% |
Historic Data
Download Data| Date | Value |
|---|---|
| Mar 31, 2026 | 85.44% |
| Dec 31, 2025 | 83.58% |
| Sep 30, 2025 | 89.25% |
| Jun 30, 2025 | 88.04% |
| Mar 31, 2025 | 85.86% |
| Dec 31, 2024 | 85.47% |
| Sep 30, 2024 | 88.78% |
| Jun 30, 2024 | 89.51% |
| Mar 31, 2024 | 90.06% |
| Dec 31, 2023 | 82.41% |
| Sep 30, 2023 | 87.32% |
| Jun 30, 2023 | 86.69% |
| Mar 31, 2023 | 87.33% |
| Dec 31, 2022 | 82.97% |
| Sep 30, 2022 | 89.98% |
| Jun 30, 2022 | 85.73% |
| Mar 31, 2022 | 85.06% |
| Dec 31, 2021 | 86.69% |
| Sep 30, 2021 | 90.38% |
| Jun 30, 2021 | 90.28% |
| Mar 31, 2021 | 87.88% |
| Dec 31, 2020 | 86.13% |
| Sep 30, 2020 | 90.22% |
| Jun 30, 2020 | 85.24% |
| Mar 31, 2020 | 88.87% |
| Dec 31, 2019 | 85.78% |
| Sep 30, 2019 | 89.44% |
| Jun 30, 2019 | 87.41% |
| Mar 31, 2019 | 85.87% |
| Dec 31, 2018 | 88.32% |
| Sep 30, 2018 | 90.08% |
| Jun 30, 2018 | 88.15% |
| Mar 31, 2018 | 86.89% |
| Dec 31, 2017 | 88.56% |
| Sep 30, 2017 | 90.09% |
| Jun 30, 2017 | 89.43% |
| Mar 31, 2017 | 87.03% |
| Dec 31, 2016 | 85.21% |
| Sep 30, 2016 | 89.38% |
| Jun 30, 2016 | 87.60% |
| Mar 31, 2016 | 84.14% |
| Dec 31, 2015 | 88.43% |
| Sep 30, 2015 | 90.26% |
| Jun 30, 2015 | 87.87% |
| Mar 31, 2015 | 87.01% |
| Dec 31, 2014 | 87.09% |
| Sep 30, 2014 | 91.79% |
| Jun 30, 2014 | 89.90% |
| Mar 31, 2014 | 85.18% |
| Dec 31, 2013 | 85.49% |
| Sep 30, 2013 | 90.42% |
| Jun 30, 2013 | 88.98% |
| Mar 31, 2013 | 85.96% |
| Dec 31, 2012 | 85.28% |
| Sep 30, 2012 | 90.09% |
| Jun 30, 2012 | 87.65% |
| Mar 31, 2012 | 79.59% |
| Dec 31, 2011 | 93.38% |
| Sep 30, 2011 | 89.66% |
| Jun 30, 2011 | 88.02% |
| Mar 31, 2011 | 85.09% |
| Dec 31, 2010 | 87.37% |
| Sep 30, 2010 | 89.83% |
| Jun 30, 2010 | 87.53% |
| Mar 31, 2010 | 84.97% |
| Dec 31, 2009 | 85.83% |
| Sep 30, 2009 | 89.48% |
| Jun 30, 2009 | 87.72% |