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CWT Insider Trading

Insider Ownership Percentage: 0.73%
Insider Buying (Last 12 Months): $0.00
Insider Selling (Last 12 Months): $55,812.00

California Water Service Group Insider Trading History Chart

This chart shows the insider buying and selling history at California Water Service Group by year and by quarter.

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California Water Service Group Share Price & Price History

Current Price: $45.77
Price Change: ▼ Price Decrease of -0.719 (-1.55%)
As of 02/18/2026 04:59 PM ET

This chart shows the closing price history over time for CWT up to the past year.

Skip Chart and Table DataPrice Data in Insider Trading History Table
Days: 30 | 90 | 365

California Water Service Group Insider Trading History

Transaction DateInsider NameTitleBuy/SellNumber of SharesAverage Share PriceTotal TransactionShares Held After TransactionDetails
6/12/2025Lester A. SnowDirectorSell1,200$46.51$55,812.0026,349View SEC Filing Icon  
11/22/2024Michael B. LuuVPSell985$51.50$50,727.5020,354View SEC Filing Icon  
9/4/2024Thomas M. KrummelDirectorSell555$55.09$30,574.9521,951View SEC Filing Icon  
8/21/2024Thomas M. KrummelDirectorSell555$54.33$30,153.1522,506View SEC Filing Icon  
8/7/2024Thomas M. KrummelDirectorSell555$52.91$29,365.0523,061View SEC Filing Icon  
7/17/2024Thomas M. KrummelDirectorSell555$52.99$29,409.4523,616View SEC Filing Icon  
7/11/2024Thomas M. KrummelDirectorSell1,654$50.07$82,815.7824,171View SEC Filing Icon  
5/15/2024Thomas M. KrummelDirectorSell555$53.26$29,559.3023,318View SEC Filing Icon  
5/1/2024Thomas M. KrummelDirectorSell2,220$50.00$111,000.0023,873View SEC Filing Icon  
1/3/2024Thomas M. KrummelDirectorSell555$51.90$28,804.5026,066View SEC Filing Icon  
12/20/2023Thomas M. KrummelDirectorSell555$53.45$29,664.7526,621View SEC Filing Icon  
12/12/2023Michelle R. MortensenInsiderSell675$52.56$35,478.008,983View SEC Filing Icon  
11/15/2023Thomas M. KrummelDirectorSell555$51.77$28,732.3527,731View SEC Filing Icon  
11/2/2023Thomas M. KrummelDirectorSell2,220$50.00$111,000.0028,286View SEC Filing Icon  
5/5/2023Robert J. KutaVPSell1,000$56.79$56,790.0012,916View SEC Filing Icon  
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SEC Filings (Institutional Ownership Changes) for California Water Service Group (NYSE:CWT)

82.78% of California Water Service Group stock is owned by institutions. Institutional ownership can be a sign of analyst confidence in the fundamentals of the stock.

Institutional Buying and Selling by Quarter

This chart shows the instiutional buying and selling at CWT by year and by quarter.

Skip Institutional Buying and Selling Chart and Table DataRead Chart Data in Institutional Trading History Table

California Water Service Group Institutional Trading History

Reporting DateHedge FundShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails
2/18/2026XTX Topco Ltd36,819$1.60M0.0%N/A0.062%Search for SEC Filing on Google Icon
2/18/2026Zimmer Partners LP38,500$1.67M0.0%N/A0.065%Search for SEC Filing on Google Icon
2/18/2026Quadrature Capital Ltd8,413$0.37M0.0%+16.3%0.014%Search for SEC Filing on Google Icon
2/18/2026Millennium Management LLC90,157$3.91M0.0%-75.5%0.151%Search for SEC Filing on Google Icon
2/18/2026Engineers Gate Manager LP20,821$0.90M0.0%+43.0%0.035%Search for SEC Filing on Google Icon
2/17/2026Freestone Grove Partners LP18,642$0.81M0.0%-54.5%0.031%Search for SEC Filing on Google Icon
2/17/2026AQR Capital Management LLC61,139$2.65M0.0%-46.4%0.103%Search for SEC Filing on Google Icon
2/17/2026Cetera Investment Advisers12,953$0.56M0.0%-27.2%0.022%Search for SEC Filing on Google Icon
2/17/2026Trexquant Investment LP135,592$5.88M0.1%+102.7%0.228%Search for SEC Filing on Google Icon
2/17/2026Amundi2,738,993$118.63M0.0%+20.3%4.596%Search for SEC Filing on Google Icon
2/17/2026Sciencast Management LP8,815$0.38M0.1%N/A0.015%Search for SEC Filing on Google Icon
2/17/2026Price T Rowe Associates Inc. MD74,380$3.22M0.0%-50.9%0.125%Search for SEC Filing on Google Icon
2/17/2026T. Rowe Price Investment Management Inc.721,461$31.26M0.0%-78.1%1.211%Search for SEC Filing on Google Icon
2/17/2026Osaic Holdings Inc.5,880$0.26M0.0%-14.9%0.010%Search for SEC Filing on Google Icon
2/17/2026Russell Investments Group Ltd.5,358$0.23M0.0%-14.4%0.009%Search for SEC Filing on Google Icon
2/17/2026Maryland State Retirement & Pension System64,497$2.80M0.1%+1.1%0.108%Search for SEC Filing on Google Icon
2/17/2026Crawford Investment Counsel Inc.91,989$3.99M0.1%+2.2%0.154%Search for SEC Filing on Google Icon
2/17/2026State of Wisconsin Investment Board33,894$1.47M0.0%-6.3%0.057%Search for SEC Filing on Google Icon
2/17/2026Captrust Financial Advisors9,379$0.41M0.0%-7.9%0.016%Search for SEC Filing on Google Icon
2/17/2026ExodusPoint Capital Management LP238,840$10.35M0.1%N/A0.401%Search for SEC Filing on Google Icon
2/17/2026Royal Bank of Canada13,146$0.57M0.0%-75.6%0.022%Search for SEC Filing on Google Icon
2/16/2026Mariner LLC87,097$3.77M0.0%-9.0%0.146%Search for SEC Filing on Google Icon
2/16/2026Maven Securities LTD27,611$1.20M0.0%+1.8%0.046%Search for SEC Filing on Google Icon
2/16/2026Healthcare of Ontario Pension Plan Trust Fund21,687$0.94M0.0%-33.9%0.036%Search for SEC Filing on Google Icon
2/16/2026Kennedy Capital Management LLC28,915$1.25M0.0%-49.8%0.049%Search for SEC Filing on Google Icon
2/16/2026Entropy Technologies LP8,253$0.36M0.0%+31.6%0.014%Search for SEC Filing on Google Icon
2/16/2026Arax Advisory Partners591$26K0.0%-87.0%0.001%Search for SEC Filing on Google Icon
2/16/2026Barclays PLC122,521$5.31M0.0%+11.5%0.206%Search for SEC Filing on Google Icon
2/16/2026Bridge City Capital LLC38,576$1.67M0.5%-14.0%0.065%Search for SEC Filing on Google Icon
2/16/2026Aptus Capital Advisors LLC179,202$7.77M0.1%+0.4%0.301%Search for SEC Filing on Google Icon
2/13/2026The Manufacturers Life Insurance Company 27,307$1.18M0.0%-5.9%0.046%Search for SEC Filing on Google Icon
2/13/2026CANADA LIFE ASSURANCE Co97,181$4.21M0.0%-27.3%0.163%Search for SEC Filing on Google Icon
2/13/2026Stifel Financial Corp11,797$0.51M0.0%-4.2%0.020%Search for SEC Filing on Google Icon
2/13/2026Rodgers Brothers Inc.52,175$2.26M0.3%-9.7%0.088%Search for SEC Filing on Google Icon
2/13/2026Jacobs Levy Equity Management Inc.80,919$3.51M0.0%-3.9%0.136%Search for SEC Filing on Google Icon
2/13/2026Public Sector Pension Investment Board206,197$8.94M0.0%-11.3%0.346%Search for SEC Filing on Google Icon
2/13/2026First Trust Advisors LP1,367,978$59.27M0.0%-2.6%2.296%Search for SEC Filing on Google Icon
2/13/2026Charles Schwab Investment Management Inc.710,668$30.79M0.0%-1.1%1.193%Search for SEC Filing on Google Icon
2/13/2026State Street Corp3,029,950$131.29M0.0%-2.3%5.085%Search for SEC Filing on Google Icon
2/13/2026Van ECK Associates Corp23,105$1M0.0%+6.5%0.039%Search for SEC Filing on Google Icon
2/13/2026Vontobel Holding Ltd.33,616$1.46M0.0%+21.2%0.056%Search for SEC Filing on Google Icon
2/13/2026Martingale Asset Management L P81,447$3.53M0.1%-1.4%0.137%Search for SEC Filing on Google Icon
2/13/2026UBS AM a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC234,643$10.17M0.0%-3.0%0.394%Search for SEC Filing on Google Icon
2/13/2026Wells Fargo & Company MN98,602$4.27M0.0%+24.1%0.165%Search for SEC Filing on Google Icon
2/13/2026Cullen Capital Management LLC7,125$0.31M0.0%-42.9%0.012%Search for SEC Filing on Google Icon
2/12/2026Federation des caisses Desjardins du Quebec11,190$0.49M0.0%+24.2%0.019%Search for SEC Filing on Google Icon
2/12/2026HRT Financial LP34,201$1.48M0.0%+62.9%0.057%Search for SEC Filing on Google Icon
2/12/2026MetLife Investment Management LLC33,337$1.44M0.0%-3.2%0.056%Search for SEC Filing on Google Icon
2/12/2026Commonwealth Equity Services LLC13,729$0.60M0.0%+4.3%0.023%Search for SEC Filing on Google Icon
2/12/2026Northstar Asset Management Inc.82,861$3.59M0.9%-21.9%0.139%Search for SEC Filing on Google Icon
2/12/2026Renaissance Technologies LLC111,900$4.85M0.0%-62.8%0.188%Search for SEC Filing on Google Icon
2/12/2026Virtue Capital Management LLC4,733$0.20M0.0%N/A0.008%Search for SEC Filing on Google Icon
2/12/2026Dimensional Fund Advisors LP1,153,931$50M0.0%+0.4%1.936%Search for SEC Filing on Google Icon
2/12/2026Federated Hermes Inc.122,020$5.29M0.0%+21.4%0.205%Search for SEC Filing on Google Icon
2/12/2026Ensign Peak Advisors Inc4,914$0.21M0.0%-51.4%0.008%Search for SEC Filing on Google Icon
2/12/2026IQ EQ FUND MANAGEMENT IRELAND Ltd23,290$1.01M0.1%-49.4%0.039%Search for SEC Filing on Google Icon
2/12/2026Campbell & CO Investment Adviser LLC13,237$0.57M0.0%N/A0.022%Search for SEC Filing on Google Icon
2/12/2026Bank of Montreal Can21,739$0.94M0.0%-13.5%0.036%Search for SEC Filing on Google Icon
2/12/2026South Dakota Investment Council29,915$1.30M0.0%+88.0%0.050%Search for SEC Filing on Google Icon
2/12/2026Alps Advisors Inc.18,909$0.82M0.0%-6.3%0.032%Search for SEC Filing on Google Icon
2/12/2026Swiss National Bank117,500$5.09M0.0%+1.8%0.197%Search for SEC Filing on Google Icon
2/12/2026Nuveen LLC440,074$19.07M0.0%+12.5%0.739%Search for SEC Filing on Google Icon
2/11/2026Meeder Advisory Services Inc.5,261$0.23M0.0%-23.9%0.009%Search for SEC Filing on Google Icon
2/11/2026Illinois Municipal Retirement Fund33,835$1.47M0.0%+7.4%0.057%Search for SEC Filing on Google Icon
2/11/2026Deutsche Bank AG86,990$3.77M0.0%+3.6%0.146%Search for SEC Filing on Google Icon
2/11/2026Cerity Partners LLC17,737$0.77M0.0%-10.6%0.030%Search for SEC Filing on Google Icon
2/11/2026LPL Financial LLC21,979$0.95M0.0%+8.9%0.037%Search for SEC Filing on Google Icon
2/11/2026Franklin Resources Inc.50,393$2.18M0.0%+8.5%0.085%Search for SEC Filing on Google Icon
2/11/2026CenterBook Partners LP34,261$1.49M0.1%+66.5%0.057%Search for SEC Filing on Google Icon
2/11/2026JPMorgan Chase & Co.225,886$9.79M0.0%-18.5%0.379%Search for SEC Filing on Google Icon
2/11/2026Los Angeles Capital Management LLC1,879$85K0.0%N/A0.003%Search for SEC Filing on Google Icon
2/11/2026Nuance Investments LLC1,825,390$79.09M8.7%+3.5%3.063%Search for SEC Filing on Google Icon
2/11/2026Magellan Asset Management Ltd48,734$2.11M0.0%+5.9%0.082%Search for SEC Filing on Google Icon
2/10/2026TD Asset Management Inc58,038$2.52M0.0%+11.9%0.097%Search for SEC Filing on Google Icon
2/10/2026Bank of New York Mellon Corp504,836$21.88M0.0%-11.2%0.847%Search for SEC Filing on Google Icon
2/10/2026Goldman Sachs Group Inc.226,290$9.81M0.0%-13.0%0.380%Search for SEC Filing on Google Icon
2/10/2026Cbre Investment Management Listed Real Assets LLC722,345$31.30M0.5%-1.1%1.212%Search for SEC Filing on Google Icon
2/10/2026Clear Harbor Asset Management LLC49,660$2.15M0.1%-2.6%0.083%Search for SEC Filing on Google Icon
2/10/2026Commonwealth of Pennsylvania Public School Empls Retrmt SYS112,152$4.86M0.0%-0.4%0.188%Search for SEC Filing on Google Icon
2/10/2026Triodos Investment Management BV414,000$18.04M1.3%-16.0%0.695%Search for SEC Filing on Google Icon
2/10/2026Norges Bank22,114$0.96M0.0%N/A0.037%Search for SEC Filing on Google Icon
2/9/2026Geode Capital Management LLC1,420,950$61.58M0.0%+0.3%2.385%Search for SEC Filing on Google Icon
2/9/2026AlphaQuest LLC43,190$1.87M0.1%+35.2%0.072%Search for SEC Filing on Google Icon
2/9/2026Nia Impact Advisors LLC37,216$1.61M0.5%-1.1%0.062%Search for SEC Filing on Google Icon
2/9/2026Legal & General Group Plc763,847$33.10M0.0%+0.5%1.282%Search for SEC Filing on Google Icon
2/9/2026New Age Alpha Advisors LLC4,406$0.19M0.0%-95.6%0.007%Search for SEC Filing on Google Icon
2/9/2026Beck Bode LLC388,418$16.83M2.8%-3.4%0.652%Search for SEC Filing on Google Icon
2/9/2026MQS Management LLC7,764$0.34M0.2%+28.9%0.013%Search for SEC Filing on Google Icon
2/6/2026EverSource Wealth Advisors LLC603$26K0.0%-32.9%0.001%Search for SEC Filing on Google Icon
2/6/2026Legato Capital Management LLC6,103$0.26M0.0%-48.5%0.010%Search for SEC Filing on Google Icon
2/6/2026Meiji Yasuda Asset Management Co Ltd.84,799$3.67M0.2%-7.9%0.142%Search for SEC Filing on Google Icon
2/6/2026Creative Financial Designs Inc. ADV603$26K0.0%-74.1%0.001%Search for SEC Filing on Google Icon
2/6/2026Fideuram Intesa Sanpaolo Private Banking S.P.A.54,407$2.36M0.1%N/A0.091%Search for SEC Filing on Google Icon
2/6/2026Handelsbanken Fonder AB22,716$0.98M0.0%+8.6%0.038%Search for SEC Filing on Google Icon
2/6/2026ProShare Advisors LLC150,627$6.53M0.0%+0.7%0.253%Search for SEC Filing on Google Icon
2/6/2026HighTower Advisors LLC25,300$1.10M0.0%-4.1%0.042%Search for SEC Filing on Google Icon
2/5/2026Abacus Wealth Partners LLC12,519$0.54M0.1%N/A0.021%Search for SEC Filing on Google Icon
2/5/2026Arjuna Capital28,052$1.22M0.3%-2.5%0.047%Search for SEC Filing on Google Icon
2/5/2026Blue Water Asset Management4,835$0.21M0.1%N/A0.008%Search for SEC Filing on Google Icon
2/5/2026Thrivent Financial for Lutherans42,607$1.85M0.0%-4.6%0.071%Search for SEC Filing on Google Icon
Data available starting January 2016

See Full Table
California Water Service Group logo
California Water Service Group, through its subsidiaries, provides water utility and other related services in California, Washington, New Mexico, Hawaii, and Texas. The company is involved in the production, purchase, storage, treatment, testing, distribution, and sale of water for domestic, industrial, public, and irrigation uses, as well as for fire protection services. It offers its services to approximately 497,700 customer connections in 100 California communities; approximately 6,500 water and wastewater customer connections on the islands of Maui, Oahu, and Hawaii; approximately 38,000 customer connections in the Tacoma, Olympia, Graham, Spanaway, Puyallup, Rainier, Yelm, and Gig Harbor areas; and approximately 11,400 water and wastewater customer connections in Rio Communities, Rio Del Oro, Meadow Lake, Indian Hills, Squaw Valley, Elephant Butte, Morningstar, Sandia Knolls, Juan Tomas, and Cypress Gardens systems. The company also engages in the provision of non-regulated water-related services, including operating of municipally owned water systems, privately owned water, and recycled water distribution systems; water system operation, meter reading, and billing services to private companies and municipalities; leasing of communication antenna sites on its properties; and billing of optional third-party insurance programs to its residential customers. In addition, it provides lab, wastewater collection, and treatment services. California Water Service Group was founded in 1926 and is headquartered in San Jose, California.
Read More on California Water Service Group

Today's Range

Now: $45.77
Low: $45.74
High: $46.47

50 Day Range

MA: $44.22
Low: $42.49
High: $46.52

52 Week Range

Now: $45.77
Low: $41.29
High: $51.63

Volume

312,720 shs

Average Volume

344,066 shs

Market Capitalization

$2.73 billion

P/E Ratio

19.99

Dividend Yield

2.88%

Beta

0.64

Who are the company insiders with the largest holdings of California Water Service Group?

California Water Service Group's top insider investors include:
  1. Lester A Snow (Director)
  2. Thomas M Krummel (Director)
  3. Michael B Luu (VP)
Learn More about top insider investors at California Water Service Group.

Who are the major institutional investors of California Water Service Group?

California Water Service Group's top institutional shareholders include:
  1. Vanguard Group Inc. — 12.33%
  2. State Street Corp — 5.08%
  3. Amundi — 4.60%
  4. Nuance Investments LLC — 3.06%
  5. Geode Capital Management LLC — 2.38%
  6. First Trust Advisors LP — 2.30%
Learn More about top institutional investors of California Water Service Group stock.

Which major investors are selling California Water Service Group stock?

During the previous quarter, CWT stock was sold by these institutional investors:
  1. T. Rowe Price Investment Management Inc.
  2. Renaissance Technologies LLC
  3. New Age Alpha Advisors LLC
  4. Triodos Investment Management BV
  5. Price T Rowe Associates Inc. MD
  6. State Street Corp
  7. Bank of New York Mellon Corp
  8. AQR Capital Management LLC

Which major investors are buying California Water Service Group stock?

In the previous quarter, CWT stock was purchased by institutional investors including:
  1. Amundi
  2. ExodusPoint Capital Management LP
  3. Trexquant Investment LP
  4. Nuance Investments LLC
  5. Fideuram Intesa Sanpaolo Private Banking S.P.A.
  6. Nuveen LLC
  7. Vanguard Group Inc.
  8. Universal Beteiligungs und Servicegesellschaft mbH