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Video: Compound Annual Growth Rate (CAGR) Definition
CWT Historical Price Range
Date Open High Low Close Volume
09/04/2026 $49.76 $50.42 $49.56 $50.03 557.30K
09/08/2026 $50.19 $50.19 $49.63 $49.87 381.70K
09/09/2026 $49.85 $50.10 $49.26 $49.43 365.60K
09/10/2026 $49.63 $49.67 $48.73 $48.86 392.80K
09/11/2026 $49.88 $49.90 $47.96 $48.22 335.10K
About California Water Service Group
California Water Service Group is a holding company that provides water utility and other related services in California, Washington, New Mexico, Hawaii and Texas through its subsidiaries. Its business is conducted through its operating subsidiaries and provides utility services. Its business consists of the production, purchase, storage, treatment, testing, distribution, and sale of water for domestic, industrial, public, and irrigation uses, and the provision of domestic and municipal fire protection services. It provides wastewater collection and treatment services, including treatment which allows water recycling.
CWT historical stock prices picture
California Water Service Group (CWT) has the following price history information. Looking back at CWT historical stock prices for the last five trading days, on September 04, 2026, CWT opened at $49.76, traded as high as $50.42 and as low as $49.56, and closed at $50.03. Trading volume was a total of 557.30K shares. On September 08, 2026, CWT opened at $50.19, traded as high as $50.19 and as low as $49.63, and closed at $49.87. Trading volume was a total of 381.70K shares. On September 09, 2026, CWT opened at $49.85, traded as high as $50.10 and as low as $49.26, and closed at $49.43. Trading volume was a total of 365.60K shares. On September 10, 2026, CWT opened at $49.63, traded as high as $49.67 and as low as $48.73, and closed at $48.86. Trading volume was a total of 392.80K shares. On September 11, 2026, CWT opened at $49.88, traded as high as $49.90 and as low as $47.96, and closed at $48.22. Trading volume was a total of 335.10K shares.

CWT Historical Stock Prices By Date:

CWT historical cagr picture

Below, we examine the compound annual growth rate — CAGR for short — of an investment into California Water Service Group shares, starting with a $10,000 purchase of CWT, and working forward through the historical stock price information to today.

Growth of $10,000.00
With Dividends Reinvested
Start date: 09/14/2016
End date: 09/11/2026
Start price/share: $30.05
End price/share: $48.22
Starting shares: 332.78
Ending shares: 406.05
Dividends reinvested/share: $9.61
Total return: 95.80%
Average Annual Total Return: 6.95%
Starting investment: $10,000.00
Ending investment: $19,576.18
Years: 10.00
 
Growth of $10,000.00
Without Dividends Reinvested
Start date: 09/14/2016
End date: 09/11/2026
Start price/share: $30.05
End price/share: $48.22
Dividends collected/share: $9.61
Total return: 92.46%
Average Annual Total Return: 6.77%
Starting investment: $10,000.00
Ending investment: $19,249.28
Years: 10.00
CWT Historical Closing Prices
Date Close
09/04/2026$50.03
09/08/2026$49.87
09/09/2026$49.43
09/10/2026$48.86
09/11/2026$48.22
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Also explore: CWT shares outstanding history

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