CALIFORNIA WATER SERVICE GROUP (CWT) - Insider Trading & Ownership

Real time insider trading transaction history:

  • Insiders are prohibited from making short-swing profits by trading their shares within 6 months of the registration or acquiring the shares.
  • Shares are not adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
What is insider trading>>
Time period
Insider Trading Transactions for CALIFORNIA WATER SERVICE GROUP
Goto 0, 1, 2, ...12, 13, Next
Common stock purchase or sale:
Transaction
Date
Reported
DateTime
CompanySymbolInsider
Relationship
Shares
Traded
Average
Price
Total
Amount
Shares
Owned
Filing
2025-12-23
Sale
2025-12-23
1:59 pm
CALIFORNIA WATER SERVICE GROUPCWTMortensen Michelle R
VP, Corp Sec &Chief of Staff
924$43.34$40,04611,512
(Direct)
View
2025-12-10
Purchase
2025-12-11
6:43 pm
CALIFORNIA WATER SERVICE GROUPCWTLynch James Patrick
SVP CFO and Treasurer
550$42.8$23,5404,619
(Direct)
View

Stock options: Exercise, Award, Grant, Conversion
Transaction
Date
Reported
DateTime
Exercisable
Expiration
CompanySymnbolInsider
Relationship
Shares
Traded
Conversion
Price
Shares
Owned
Filing
2026-03-05
Tax Withholding
2026-03-09
6:26 pm
N/A
N/A
CALIFORNIA WATER SERVICE GROUPCWTScanlon Thomas A
VP, Corporate Controller & CAO
34$45.785,783
(Direct)
View
2026-03-07
Tax Withholding
2026-03-09
6:26 pm
N/A
N/A
CALIFORNIA WATER SERVICE GROUPCWTScanlon Thomas A
VP, Corporate Controller & CAO
252$45.595,783
(Direct)
View
2026-03-07
Option Award
2026-03-09
6:26 pm
N/A
N/A
CALIFORNIA WATER SERVICE GROUPCWTScanlon Thomas A
VP, Corporate Controller & CAO
548$05,783
(Direct)
View
2026-03-05
Tax Withholding
2026-03-09
6:25 pm
N/A
N/A
CALIFORNIA WATER SERVICE GROUPCWTPeters Todd Kenneth
Vice President, Engineering
44$45.788,420
(Direct)
View
2026-03-07
Tax Withholding
2026-03-09
6:25 pm
N/A
N/A
CALIFORNIA WATER SERVICE GROUPCWTPeters Todd Kenneth
Vice President, Engineering
330$45.598,420
(Direct)
View
2026-03-07
Option Award
2026-03-09
6:25 pm
N/A
N/A
CALIFORNIA WATER SERVICE GROUPCWTPeters Todd Kenneth
Vice President, Engineering
548$08,420
(Direct)
View
2026-03-05
Tax Withholding
2026-03-09
6:23 pm
N/A
N/A
CALIFORNIA WATER SERVICE GROUPCWTOuyang Elissa Y
VP Facilities Fleet & Procure
74$45.7815,066
(Direct)
View
2026-03-07
Tax Withholding
2026-03-09
6:23 pm
N/A
N/A
CALIFORNIA WATER SERVICE GROUPCWTOuyang Elissa Y
VP Facilities Fleet & Procure
545$45.5915,066
(Direct)
View
2026-03-07
Option Award
2026-03-09
6:23 pm
N/A
N/A
CALIFORNIA WATER SERVICE GROUPCWTOuyang Elissa Y
VP Facilities Fleet & Procure
900$015,066
(Direct)
View
2026-03-05
Tax Withholding
2026-03-09
6:21 pm
N/A
N/A
CALIFORNIA WATER SERVICE GROUPCWTMortensen Michelle R
VP Corp Sect & Chief of Staff
80$45.7813,101
(Direct)
View
2026-03-07
Tax Withholding
2026-03-09
6:21 pm
N/A
N/A
CALIFORNIA WATER SERVICE GROUPCWTMortensen Michelle R
VP Corp Sect & Chief of Staff
597$45.5913,101
(Direct)
View
2026-03-07
Option Award
2026-03-09
6:21 pm
N/A
N/A
CALIFORNIA WATER SERVICE GROUPCWTMortensen Michelle R
VP Corp Sect & Chief of Staff
900$013,101
(Direct)
View
2026-03-05
Tax Withholding
2026-03-09
6:19 pm
N/A
N/A
CALIFORNIA WATER SERVICE GROUPCWTMilleman Greg A
VP Rates & Regulatory Affairs
73$45.7813,387
(Direct)
View
2026-03-07
Tax Withholding
2026-03-09
6:19 pm
N/A
N/A
CALIFORNIA WATER SERVICE GROUPCWTMilleman Greg A
VP Rates & Regulatory Affairs
543$45.5913,387
(Direct)
View
2026-03-07
Option Award
2026-03-09
6:19 pm
N/A
N/A
CALIFORNIA WATER SERVICE GROUPCWTMilleman Greg A
VP Rates & Regulatory Affairs
900$013,387
(Direct)
View
2026-03-05
Tax Withholding
2026-03-09
6:17 pm
N/A
N/A
CALIFORNIA WATER SERVICE GROUPCWTMares Michael S JR
SVP Operations
75$45.7812,417
(Direct)
View
2026-03-07
Tax Withholding
2026-03-09
6:17 pm
N/A
N/A
CALIFORNIA WATER SERVICE GROUPCWTMares Michael S JR
SVP Operations
553$45.5912,417
(Direct)
View
2026-03-07
Option Award
2026-03-09
6:17 pm
N/A
N/A
CALIFORNIA WATER SERVICE GROUPCWTMares Michael S JR
SVP Operations
900$012,417
(Direct)
View
2026-03-05
Tax Withholding
2026-03-09
6:15 pm
N/A
N/A
CALIFORNIA WATER SERVICE GROUPCWTLynch James Patrick
SVP CFO and Treasurer
56$45.786,206
(Direct)
View
2026-03-05
Tax Withholding
2026-03-09
6:13 pm
N/A
N/A
CALIFORNIA WATER SERVICE GROUPCWTLuu Michael B
SVP Corp Svce & Chief Risk Of
76$45.7824,395
(Direct)
View
2026-03-07
Tax Withholding
2026-03-09
6:13 pm
N/A
N/A
CALIFORNIA WATER SERVICE GROUPCWTLuu Michael B
SVP Corp Svce & Chief Risk Of
678$45.5924,395
(Direct)
View
2026-03-07
Option Award
2026-03-09
6:13 pm
N/A
N/A
CALIFORNIA WATER SERVICE GROUPCWTLuu Michael B
SVP Corp Svce & Chief Risk Of
1,105$024,395
(Direct)
View
2026-03-05
Tax Withholding
2026-03-09
6:11 pm
N/A
N/A
CALIFORNIA WATER SERVICE GROUPCWTKROPELNICKI MARTIN A
Chairman President & CEO
493$45.78148,828
(Direct)
View
2026-03-07
Tax Withholding
2026-03-09
6:11 pm
N/A
N/A
CALIFORNIA WATER SERVICE GROUPCWTKROPELNICKI MARTIN A
Chairman President & CEO
4,202$45.59148,828
(Direct)
View
2026-03-07
Option Award
2026-03-09
6:11 pm
N/A
N/A
CALIFORNIA WATER SERVICE GROUPCWTKROPELNICKI MARTIN A
Chairman President & CEO
6,507$0148,828
(Direct)
View
2026-03-05
Tax Withholding
2026-03-09
6:09 pm
N/A
N/A
CALIFORNIA WATER SERVICE GROUPCWTJenkins Kenneth G
VP Water Res Plan & Sustain
42$45.785,329
(Direct)
View
2026-03-07
Tax Withholding
2026-03-09
6:09 pm
N/A
N/A
CALIFORNIA WATER SERVICE GROUPCWTJenkins Kenneth G
VP Water Res Plan & Sustain
314$45.595,329
(Direct)
View
2026-03-07
Option Award
2026-03-09
6:09 pm
N/A
N/A
CALIFORNIA WATER SERVICE GROUPCWTJenkins Kenneth G
VP Water Res Plan & Sustain
548$05,329
(Direct)
View
2026-03-05
Tax Withholding
2026-03-09
6:07 pm
N/A
N/A
CALIFORNIA WATER SERVICE GROUPCWTJames Sophie Marwieh
VP Water Qual & Envir Affairs
57$45.788,327
(Direct)
View
2026-03-07
Tax Withholding
2026-03-09
6:07 pm
N/A
N/A
CALIFORNIA WATER SERVICE GROUPCWTJames Sophie Marwieh
VP Water Qual & Envir Affairs
259$45.598,327
(Direct)
View
2026-03-07
Option Award
2026-03-09
6:07 pm
N/A
N/A
CALIFORNIA WATER SERVICE GROUPCWTJames Sophie Marwieh
VP Water Qual & Envir Affairs
548$08,327
(Direct)
View
2026-03-05
Tax Withholding
2026-03-09
6:04 pm
N/A
N/A
CALIFORNIA WATER SERVICE GROUPCWTDean Shannon C
SR. VP, Cust Svc & Chief Sust
80$45.7823,816
(Direct)
View
2026-03-07
Tax Withholding
2026-03-09
6:04 pm
N/A
N/A
CALIFORNIA WATER SERVICE GROUPCWTDean Shannon C
SR. VP, Cust Svc & Chief Sust
593$45.5923,816
(Direct)
View
2026-03-07
Option Award
2026-03-09
6:04 pm
N/A
N/A
CALIFORNIA WATER SERVICE GROUPCWTDean Shannon C
SR. VP, Cust Svc & Chief Sust
900$023,816
(Direct)
View
2026-03-05
Tax Withholding
2026-03-09
6:02 pm
N/A
N/A
CALIFORNIA WATER SERVICE GROUPCWTBunting Shawn C
Sr. VP, GC and Business Dev
76$45.784,853
(Direct)
View
2026-03-07
Tax Withholding
2026-03-09
6:02 pm
N/A
N/A
CALIFORNIA WATER SERVICE GROUPCWTBunting Shawn C
Sr. VP, GC and Business Dev
471$45.594,853
(Direct)
View
2026-03-07
Option Award
2026-03-09
6:02 pm
N/A
N/A
CALIFORNIA WATER SERVICE GROUPCWTBunting Shawn C
Sr. VP, GC and Business Dev
750$04,853
(Direct)
View
2026-03-03
Option Award
2026-03-05
8:24 pm
N/A
N/A
CALIFORNIA WATER SERVICE GROUPCWTScanlon Thomas A
Corporate Controller & PAO
1,650$05,521
(Direct)
View
2026-03-04
Tax Withholding
2026-03-05
8:24 pm
N/A
N/A
CALIFORNIA WATER SERVICE GROUPCWTScanlon Thomas A
Corporate Controller & PAO
137$46.995,521
(Direct)
View
2026-03-03
Option Award
2026-03-05
8:22 pm
N/A
N/A
CALIFORNIA WATER SERVICE GROUPCWTPeters Todd Kenneth
Vice President, Engineering
1,650$08,246
(Direct)
View
2026-03-04
Tax Withholding
2026-03-05
8:22 pm
N/A
N/A
CALIFORNIA WATER SERVICE GROUPCWTPeters Todd Kenneth
Vice President, Engineering
179$46.998,246
(Direct)
View
2026-03-03
Option Award
2026-03-05
8:21 pm
N/A
N/A
CALIFORNIA WATER SERVICE GROUPCWTOuyang Elissa Y
VP Facilities Fleet & Procure
1,650$014,785
(Direct)
View
2026-03-04
Tax Withholding
2026-03-05
8:21 pm
N/A
N/A
CALIFORNIA WATER SERVICE GROUPCWTOuyang Elissa Y
VP Facilities Fleet & Procure
299$46.9914,785
(Direct)
View
2026-03-03
Option Award
2026-03-05
8:19 pm
N/A
N/A
CALIFORNIA WATER SERVICE GROUPCWTMortensen Michelle R
VP Corp Sect & Chief of Staff
1,650$012,878
(Direct)
View
2026-03-04
Tax Withholding
2026-03-05
8:19 pm
N/A
N/A
CALIFORNIA WATER SERVICE GROUPCWTMortensen Michelle R
VP Corp Sect & Chief of Staff
327$46.9912,878
(Direct)
View
2026-03-03
Option Award
2026-03-05
8:17 pm
N/A
N/A
CALIFORNIA WATER SERVICE GROUPCWTMilleman Greg A
VP Rates & Regulatory Affairs
1,650$013,103
(Direct)
View
2026-03-04
Tax Withholding
2026-03-05
8:17 pm
N/A
N/A
CALIFORNIA WATER SERVICE GROUPCWTMilleman Greg A
VP Rates & Regulatory Affairs
298$46.9913,103
(Direct)
View
2026-03-03
Option Award
2026-03-05
8:15 pm
N/A
N/A
CALIFORNIA WATER SERVICE GROUPCWTMares Michael S JR
SVP Operations
1,650$012,145
(Direct)
View
2026-03-04
Tax Withholding
2026-03-05
8:15 pm
N/A
N/A
CALIFORNIA WATER SERVICE GROUPCWTMares Michael S JR
SVP Operations
303$46.9912,145
(Direct)
View
2026-03-03
Option Award
2026-03-05
8:13 pm
N/A
N/A
CALIFORNIA WATER SERVICE GROUPCWTLynch James Patrick
SVP CFO and Treasurer
1,650$06,262
(Direct)
View
2026-03-04
Tax Withholding
2026-03-05
8:13 pm
N/A
N/A
CALIFORNIA WATER SERVICE GROUPCWTLynch James Patrick
SVP CFO and Treasurer
226$46.996,262
(Direct)
View
2026-03-03
Option Award
2026-03-05
8:11 pm
N/A
N/A
CALIFORNIA WATER SERVICE GROUPCWTLuu Michael B
SVP Corp Svce & Chief Risk Of
1,650$024,044
(Direct)
View
2026-03-04
Tax Withholding
2026-03-05
8:11 pm
N/A
N/A
CALIFORNIA WATER SERVICE GROUPCWTLuu Michael B
SVP Corp Svce & Chief Risk Of
309$46.9924,044
(Direct)
View
2026-03-03
Option Award
2026-03-05
8:09 pm
N/A
N/A
CALIFORNIA WATER SERVICE GROUPCWTKROPELNICKI MARTIN A
Chairman President & CEO
10,295$0147,016
(Direct)
View
2026-03-04
Tax Withholding
2026-03-05
8:09 pm
N/A
N/A
CALIFORNIA WATER SERVICE GROUPCWTKROPELNICKI MARTIN A
Chairman President & CEO
2,017$46.99147,016
(Direct)
View
2026-03-03
Option Award
2026-03-05
8:08 pm
N/A
N/A
CALIFORNIA WATER SERVICE GROUPCWTJenkins Kenneth G
VP Water Res Plan & Sustain
1,650$05,137
(Direct)
View
2026-03-04
Tax Withholding
2026-03-05
8:08 pm
N/A
N/A
CALIFORNIA WATER SERVICE GROUPCWTJenkins Kenneth G
VP Water Res Plan & Sustain
283$46.995,137
(Direct)
View
2026-03-03
Option Award
2026-03-05
8:06 pm
N/A
N/A
CALIFORNIA WATER SERVICE GROUPCWTJames Sophie Marwieh
VP Water Qual & Envir Affairs
1,650$08,095
(Direct)
View
2026-03-04
Tax Withholding
2026-03-05
8:06 pm
N/A
N/A
CALIFORNIA WATER SERVICE GROUPCWTJames Sophie Marwieh
VP Water Qual & Envir Affairs
233$46.998,095
(Direct)
View
2026-03-03
Option Award
2026-03-05
8:03 pm
N/A
N/A
CALIFORNIA WATER SERVICE GROUPCWTHAMNER KRISTAN A
VP, Chief Human Resource Offcr
1,650$02,943
(Direct)
View
2026-03-04
Tax Withholding
2026-03-05
8:03 pm
N/A
N/A
CALIFORNIA WATER SERVICE GROUPCWTHAMNER KRISTAN A
VP, Chief Human Resource Offcr
190$46.992,943
(Direct)
View
2026-03-03
Option Award
2026-03-05
8:00 pm
N/A
N/A
CALIFORNIA WATER SERVICE GROUPCWTDean Shannon C
SR. VP, Cust Svc & Chief Sust
1,650$023,589
(Direct)
View
2026-03-04
Tax Withholding
2026-03-05
8:00 pm
N/A
N/A
CALIFORNIA WATER SERVICE GROUPCWTDean Shannon C
SR. VP, Cust Svc & Chief Sust
325$46.9923,589
(Direct)
View
2026-03-03
Option Award
2026-03-05
7:58 pm
N/A
N/A
CALIFORNIA WATER SERVICE GROUPCWTBunting Shawn C
Sr. VP, GC and Business Dev
1,650$04,650
(Direct)
View
2026-03-04
Tax Withholding
2026-03-05
7:58 pm
N/A
N/A
CALIFORNIA WATER SERVICE GROUPCWTBunting Shawn C
Sr. VP, GC and Business Dev
310$46.994,650
(Direct)
View
2026-03-03
Option Award
2026-03-05
7:56 pm
N/A
N/A
CALIFORNIA WATER SERVICE GROUPCWTAliff Gregory E
Director
2,816$026,395
(Direct)
View
2026-03-03
Option Award
2026-03-05
7:10 pm
N/A
N/A
CALIFORNIA WATER SERVICE GROUPCWTWagner Patricia K
Director
2,816$015,214
(Direct)
View
2026-03-03
Option Award
2026-03-05
7:08 pm
N/A
N/A
CALIFORNIA WATER SERVICE GROUPCWTSnow Lester A
Director
2,816$019,416
(Direct)
View
2026-03-03
Option Award
2026-03-05
7:06 pm
N/A
N/A
CALIFORNIA WATER SERVICE GROUPCWTPottenger Carol M
Director
2,816$019,187
(Direct)
View
2026-03-03
Option Award
2026-03-05
7:04 pm
N/A
N/A
CALIFORNIA WATER SERVICE GROUPCWTPatton Charles R.
Director
2,816$09,062
(Direct)
View
2026-03-03
Option Award
2026-03-05
7:02 pm
N/A
N/A
CALIFORNIA WATER SERVICE GROUPCWTMORRIS SCOTT L
Director
2,816$015,209
(Direct)
View
2026-03-03
Option Award
2026-03-05
7:00 pm
N/A
N/A
CALIFORNIA WATER SERVICE GROUPCWTMaldonado Yvonne Aida
Director
2,816$012,635
(Direct)
View
2026-03-03
Option Award
2026-03-05
6:58 pm
N/A
N/A
CALIFORNIA WATER SERVICE GROUPCWTKrummel Thomas M
Director
2,816$027,505
(Direct)
View
2026-03-03
Option Award
2026-03-05
6:57 pm
N/A
N/A
CALIFORNIA WATER SERVICE GROUPCWTKightlinger Jeffrey
Director
2,816$08,355
(Direct)
View
2026-03-03
Option Award
2026-03-05
6:55 pm
N/A
N/A
CALIFORNIA WATER SERVICE GROUPCWTEsque Shelly Marian
Director
2,816$018,331
(Direct)
View

Ownership
2026-01-08
9:59 pm
N/A
N/A
CALIFORNIA WATER SERVICE GROUPCWTPeters Todd Kenneth
Vice President, Engineering
0$06,775
(Direct)
View
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