California Water Service Group (CWT) Insider Trading Activity

NYSE$45.35
Market Cap
$2.71B
Sector
Utilities
Industry
Regulated Water
Rank in Sector
28 of 91
Rank in Industry
8 of 14

CWT Insider Trading Activity

CWT Median Price and Trade Amounts History Chart

Statistics of Insider Transactions

Amount of Insider Buys and Sells

Buys
$23,540
1
14
Sells
$508,666
6
86

Related Transactions

Lynch James PatrickSVP CFO and Treasurer
1
$23,540
0
$0
$23,540
Luu Michael BSr. VP Corp Svcs & Chief Risk
0
$0
1
$32,945
$-32,945
Mortensen Michelle RVP, Corp Sec &Chief of Staff
0
$0
1
$40,046
$-40,046
Snow Lester Adirector
0
$0
2
$104,212
$-104,212
Krummel Thomas Mdirector
0
$0
1
$160,214
$-160,214
Mares Michael S JRVice President, Operations
0
$0
1
$171,248
$-171,248

About California Water Service Group

California Water Service Group (CWT), through its various subsidiaries, operates as a water utility, delivering essential water services and related offerings across several states, including California, Washington, New Mexico, Hawaii, and Texas. The company's operations encompass the entire water supply chain, from procuring, storing, treating, and rigorously testing water to its widespread distribution and ultimate sale. This water is utilized for a diverse array of purposes, spanning domestic consumption, industrial processes, public use, agricultural irrigation, and crucial fire protection. The group serves a substantial customer base, catering to approximately 494,500 connections across 100 communities in California. Moreover, on the Hawaiian islands of Maui and Hawaii, it manages roughly 6,200 water and wastewater customer hookups. In Washington, approximately 36,400 connections receive service in locations such as Tacoma, Olympia, Graham, Spanaway, Puyallup, and Gig Harbor. New Mexico communities like Belen, Los Lunas, Indian Hills, and Elephant Butte are served by roughly 8,600 water and wastewater connections. Beyond its core regulated utility functions, California Water Service Group provides various non-regulated, water-related services. These include the management of water systems for both municipal and private entities, the operation of recycled water distribution networks, and specialized services such as water system operation, meter reading, and billing for external companies and public bodies. Furthermore, it generates income by leasing communication antenna sites on its land to telecommunications companies, and it manages the billing of optional third-party insurance schemes for its residential clients. Laboratory services are also part of its offerings. Lastly, the organization handles wastewater collection and purification processes. Established in 1926, the company's corporate headquarters are situated in San Jose, California.

Insider Activity of California Water Service Group

Over the last 12 months, insiders at California Water Service Group have bought $23,540 and sold $508,666 worth of California Water Service Group stock.

On average, over the past 5 years, insiders at California Water Service Group have bought $23,540 and sold $554,786 worth of stock each year.

Highest buying activity among insiders over the last 12 months: Lynch James Patrick (SVP CFO and Treasurer) — $23,540.

The last purchase of 550 shares for transaction amount of $23,540 was made by Lynch James Patrick (SVP CFO and Treasurer) on 2025‑12‑10.

List of Insider Buy and Sell Transactions, California Water Service Group

2026-05-27SaleSnow Lester Adirector
1,100
0.0018%
$44.00
$48,400
+3.97%
2026-05-21SaleKrummel Thomas Mdirector
3,700
0.0062%
$43.30
$160,214
+3.88%
2026-03-20SaleLuu Michael BSr. VP Corp Svcs & Chief Risk
739.85
0.0013%
$44.53
$32,945
+2.71%
2026-03-20SaleMares Michael S JRVice President, Operations
3,892
0.0065%
$44.00
$171,248
+2.71%
2025-12-23SaleMortensen Michelle RVP, Corp Sec &Chief of Staff
924
0.0016%
$43.34
$40,046
+4.38%
2025-12-10PurchaseLynch James PatrickSVP CFO and Treasurer
550
0.0009%
$42.80
$23,540
+4.44%
2025-06-12SaleSnow Lester Adirector
1,200
0.002%
$46.51
$55,812
-1.51%
2024-11-22SaleLuu Michael BSr. VP Corp Svcs & Chief Risk
985
0.0017%
$51.50
$50,728
-8.83%
2024-09-04SaleKrummel Thomas Mdirector
555
0.0009%
$55.09
$30,575
-12.90%
2024-08-21SaleKrummel Thomas Mdirector
555
0.0009%
$54.33
$30,153
-11.53%
2024-08-07SaleKrummel Thomas Mdirector
555
0.0009%
$52.91
$29,364
-9.42%
2024-07-17SaleKrummel Thomas Mdirector
555
0.001%
$52.99
$29,409
-6.62%
2024-07-11SaleKrummel Thomas Mdirector
1,654
0.003%
$50.07
$82,816
-3.20%
2024-05-15SaleKrummel Thomas Mdirector
555
0.001%
$53.26
$29,557
-5.30%
2024-05-01SaleKrummel Thomas Mdirector
2,220
0.0039%
$50.00
$111,000
+2.32%
2024-01-03SaleKrummel Thomas Mdirector
555
0.001%
$51.90
$28,805
-2.32%
2023-12-20SaleKrummel Thomas Mdirector
555
0.001%
$53.45
$29,665
-2.95%
2023-12-12SaleMortensen Michelle RCorporate Secretary
675
0.0012%
$52.56
$35,478
-2.44%
2023-11-15SaleKrummel Thomas Mdirector
555
0.001%
$51.77
$28,731
-0.21%
2023-11-02SaleKrummel Thomas Mdirector
2,220
0.0038%
$50.00
$111,000
+0.87%
Total: 379
*Gray background shows transactions not older than one year

Insider Historical Profitability

6.06%
Krummel Thomas Mdirector
23805
0.0398%
$1.08M415
+4.47%
Luu Michael BSr. VP Corp Svcs & Chief Risk
23655
0.0395%
$1.07M07
Snow Lester Adirector
18316
0.0306%
$830,630.6037
+3.96%
Mortensen Michelle RVP, Corp Sec &Chief of Staff
11512
0.0192%
$522,060.1304
Mares Michael S JRVice President, Operations
8525
0.0142%
$386,590.6101
Lynch James PatrickSVP CFO and Treasurer
4619
0.0077%
$209,467.1210
MCFARLANE CHRISTINE LVP & Chief Admin Officer
55139
0.0921%
$2.5M42
+4.28%
FOY ROBERT Wdirector
53187
0.0889%
$2.41M30
+5.16%
FERRARO FRANCIS SRetired Officer
51834
0.0866%
$2.35M43
+4.28%
MAGNUSON RICHARD Pdirector
51344
0.0858%
$2.33M41
+4.28%
KROPELNICKI MARTIN APresident & CEO
50439
0.0843%
$2.29M51
+7.66%
Rossi Michael JRetired Vice President
49956
0.0835%
$2.27M40
+4.28%
EKSTROM PAUL GVP CS, HR AND IT
43678
0.073%
$1.98M44
+5.1%
VERA GEORGE Adirector
41514
0.0694%
$1.88M1730
+6.33%
BREED CALVIN LController, Retired
39859
0.0666%
$1.81M35
+5.16%
Smegal Thomas F IIIVP, CFO & Treasurer
37504
0.0627%
$1.7M40
+4.28%
GUZZETTA ROBERTRetired Officer
30016
0.0501%
$1.36M43
+4.28%
GUILES EDWIN Adirector
26357
0.044%
$1.2M50
+9.22%
McGhee Lynne PVP, General Counsel
25417
0.0425%
$1.15M57
+2.48%
MEIER LINDA Rdirector
24480
0.0409%
$1.11M40
+4.28%
BROWN DOUGLAS Mdirector
24341
0.0407%
$1.1M40
+4.28%
HILL BONNIE GUITONdirector
17638
0.0295%
$799,883.3062
+5.46%
BAYER TERRYdirector
14692
0.0245%
$666,282.2011
+28.95%
NELSON PETER Cdirector
14283
0.0239%
$647,734.05416
+4.28%
Healey David BVP, Controller
14225
0.0238%
$645,103.75220
+3.86%
Kuta Robert JVP, Engineering
12916
0.0216%
$585,761.9106
KARRAKER DAVID RVP, Customer Svc & IT
10435
0.0174%
$473,227.2520
+3.94%
Treloar Timothy DVP, Ops and Water Quality
8492
0.0142%
$385,112.2001
DEL GROSSO HELEN RVP, HR
7222
0.0121%
$327,517.7020
+3.94%
Simon Gerald AChief Safety & Preparedness
6712
0.0112%
$304,389.6501
Ouyang Elissa YChief Procurement & Lead CI
6162
0.0103%
$279,434.9102
HARRIS EDWARD D JRdirector
5679
0.0095%
$257,542.6522
+9.59%
Webb Ronald DVP, Human Resources
5119
0.0086%
$232,146.6510
+11.9%
Aliff Gregory Edirector
3593
0.006%
$162,942.5510
+28.95%
Townsley Paul G.VP, Rates & Reg Matters
3001
0.005%
$136,095.3510
+1.65%
KENNEDY DAVID Ndirector
1800
0.003%
$81,630.0010
+0.79%
Tootle John Scorporate counsel
293
0.0005%
$13,304.3303
TAYLOR RAYMOND HVice President, Operations
0
0%
$004
*Gray background shows insiders who have made transactions during last year

CWT Institutional Investors: Active Positions

Increased Positions137+32.85%2M+4.88%
Decreased Positions176-42.21%3M-5.99%
New Positions35New549,384New
Sold Out Positions41Sold Out314,865Sold Out
Total Postitions378-9.35%50M-1.11%

CWT Ownership Change vs Market

Institutional Investor Ownership

Top Shareholders
Top Buyers
Top Sellers
New Shareholders
Sold-Out Shareholders
Active Shareholders
Blackrock, Inc.$448,752.0017.41%10.45M+79,016+0.76%2025-09-30
Vanguard Group Inc$314,063.0012.19%7.31M-64,217-0.87%2025-09-30
T. Rowe Price Investment Management, Inc.$141,774.005.5%3.3M+24,493+0.75%2025-09-30
State Street Corp$133,188.005.17%3.1M-82,336-2.59%2025-09-30
Amundi$97,780.003.79%2.28M+369,430+19.37%2025-09-30
Nuance Investments, Llc$75,784.002.94%1.76M+35,844+2.07%2025-09-30
Geode Capital Management, Llc$60,832.002.36%1.42M-797-0.06%2025-09-30
First Trust Advisors Lp$60,316.002.34%1.4M+59,404+4.42%2025-09-30
Fmr Llc$60,265.002.34%1.4M+350,535+33.3%2025-09-30
Dimensional Fund Advisors Lp$49,350.001.92%1.15M-8,991-0.78%2025-09-30

Financial Ratios

Summary
Comparison with Competitors

Price to Earnings

Price/Earnings to Growth

Price to Sales

Price to Book

Price/Free Cash Flow

Analyst Recommendations

Analyst Price Targets

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Information is provided 'as-is' and solely for informational purposes and is not advice. Prismo does not bear any responsibility for any losses or damage that may occur as a result of reliance on this data.