CWT
insider transactionsCALIFORNIA WATER SERVICE GROUP — buys & sells by directors, officers and 10% owners A shareholder owning more than 10% of the company. Must report trades, but usually a weaker signal than an officer or director. (SEC Form 4).
Net shares · 365d
-9.4K
0 buy · 9.4K sell
Net value · 365d
-$412.8K
$0 in · $412.8K out
Sentiment · 365d
Net selling
0% buying · 100% selling
Open-market trades · 365d
4
0 buy · 9.4K sell
Net buy / sell volume
Not enough data to chart yet.
Tap or hover the chart for daily net volume. Green = net buying, red = net selling.
All transactions
-
Other·F
VP Water Qual
$2.3K
50 sh · $45.82
Own -1%
-
Other·F
VP Water Res Plan & Sustain
$1.7K
38 sh · $45.82
Own -1%
-
Other·F
Vice President, Engineering
$1.8K
40 sh · $45.82
Own -0%
-
Other·F
VP, Corporate Controller & PAO
$1.4K
30 sh · $45.82
Own -1%
-
Other·F
SVP Operations
$3.1K
68 sh · $45.82
Own -1%
-
Other·F
VP Rates & Regulatory Affairs
$3.0K
66 sh · $45.82
Own -0%
-
Other·F
VP Facilities Fleet Procure IT
$3.0K
66 sh · $45.82
Own -0%
-
Other·F
SR. VP, Cust Svc & Chief Sust
$3.3K
73 sh · $45.82
Own -0%
-
Other·F
VP Corp Sect, Gov & Assurance
$3.3K
73 sh · $45.82
Own -1%
-
Other·F
SVP Corp Svce & Chief Risk Of
$3.2K
69 sh · $45.82
Own -0%
-
Other·F
SVP CFO and Treasurer
$2.2K
49 sh · $45.82
Own -1%
-
Other·F
Chairman President & CEO
$22.6K
493 sh · $45.82
Own -0%
-
Other·F
Sr. VP, GC and Business Dev
$3.2K
69 sh · $45.82
Own -1%
-
Other·F
VP, Chief Human Resource Offcr
$1.9K
41 sh · $45.24
Own -1%
-
Other·F
VP Water Qual
$2.3K
51 sh · $45.24
Own -1%
-
Other·F
VP Water Res Plan & Sustain
$2.9K
63 sh · $45.24
Own -1%
-
Other·F
Vice President, Engineering
$1.8K
40 sh · $45.24
Own -0%
-
Other·F
VP, Corporate Controller & PAO
$1.4K
30 sh · $45.24
Own -1%
-
Other·F
SVP Operations
$3.1K
69 sh · $45.24
Own -1%
-
Other·F
VP Rates & Regulatory Affairs
$3.0K
67 sh · $45.24
Own -0%
-
Other·F
VP Facilities Fleet Procure IT
$3.0K
67 sh · $45.24
Own -0%
-
Other·F
SR. VP, Cust Svc & Chief Sust
$3.3K
74 sh · $45.24
Own -0%
-
Other·F
VP Corp Sect, Gov & Assurance
$3.3K
74 sh · $45.24
Own -1%
-
Other·F
SVP Corp Svce & Chief Risk Of
$3.2K
70 sh · $45.24
Own -0%
-
Other·F
SVP CFO and Treasurer
$2.2K
49 sh · $45.24
Own -1%
-
Other·F
Chairman President & CEO
$22.8K
504 sh · $45.24
Own -0%
-
Other·F
Sr. VP, GC and Business Dev
$3.2K
70 sh · $45.24
Own -1%
-
Sell·S
Director
$48.4K
1.1K sh · $44.00
Own -6%
-
Sell·S
Director
$160.2K
3.7K sh · $43.30
Own -13%
-
Sell·S
Sr. VP Corp Svcs & Chief Risk
$32.9K
740 sh · $44.53
Own -3%
-
Sell·S
Vice President, Operations
$171.2K
3.9K sh · $44.00
Own -31%
-
Other·F
VP Water Qual & Envir Affairs
$1.2K
27 sh · $45.59
Own -0%
-
Other·F
VP Water Qual & Envir Affairs
$10.6K
232 sh · $45.59
Own -3%
-
Grant·A
VP Water Qual & Envir Affairs
$0
548 sh
Own +7%
-
Other·F
VP Water Res Plan & Sustain
$1.5K
33 sh · $45.59
Own -1%
-
Other·F
VP Water Res Plan & Sustain
$12.8K
281 sh · $45.59
Own -5%
-
Grant·A
VP Water Res Plan & Sustain
$0
548 sh
Own +11%
-
Other·F
Vice President, Engineering
$1.6K
34 sh · $45.59
Own -0%
-
Other·F
Vice President, Engineering
$13.5K
296 sh · $45.59
Own -3%
-
Grant·A
Vice President, Engineering
$0
548 sh
Own +7%
-
Other·F
VP, Corporate Controller & CAO
$1.2K
26 sh · $45.59
Own -0%
-
Other·F
VP, Corporate Controller & CAO
$10.3K
226 sh · $45.59
Own -4%
-
Grant·A
VP, Corporate Controller & CAO
$0
548 sh
Own +10%
-
Other·F
SVP Operations
$2.6K
58 sh · $45.59
Own -0%
-
Other·F
SVP Operations
$22.6K
495 sh · $45.59
Own -4%
-
Grant·A
SVP Operations
$0
900 sh
Own +7%
-
Other·F
VP Rates & Regulatory Affairs
$2.6K
57 sh · $45.59
Own -0%
-
Other·F
VP Rates & Regulatory Affairs
$22.2K
486 sh · $45.59
Own -3%
-
Grant·A
VP Rates & Regulatory Affairs
$0
900 sh
Own +7%
-
Other·F
VP Facilities Fleet & Procure
$2.6K
57 sh · $45.59
Own -0%
-
Other·F
VP Facilities Fleet & Procure
$22.2K
488 sh · $45.59
Own -3%
-
Grant·A
VP Facilities Fleet & Procure
$0
900 sh
Own +6%
-
Other·F
SR. VP, Cust Svc & Chief Sust
$2.8K
62 sh · $45.59
Own -0%
-
Other·F
SR. VP, Cust Svc & Chief Sust
$24.2K
531 sh · $45.59
Own -2%
-
Grant·A
SR. VP, Cust Svc & Chief Sust
$0
900 sh
Own +4%
-
Other·F
VP Corp Sect & Chief of Staff
$2.9K
63 sh · $45.59
Own -0%
-
Other·F
VP Corp Sect & Chief of Staff
$24.3K
534 sh · $45.59
Own -4%
-
Grant·A
VP Corp Sect & Chief of Staff
$0
900 sh
Own +7%
-
Other·F
SVP Corp Svce & Chief Risk Of
$2.7K
59 sh · $45.59
Own -0%
-
Other·F
SVP Corp Svce & Chief Risk Of
$5.2K
115 sh · $45.59
Own -0%
-
Grant·A
SVP Corp Svce & Chief Risk Of
$0
205 sh
Own +1%
-
Other·F
SVP Corp Svce & Chief Risk Of
$23.0K
504 sh · $45.59
Own -2%
-
Grant·A
SVP Corp Svce & Chief Risk Of
$0
900 sh
Own +4%
-
Other·F
Chairman President & CEO
$17.6K
385 sh · $45.59
Own -0%
-
Other·F
Chairman President & CEO
$174.0K
3.8K sh · $45.59
Own -2%
-
Grant·A
Chairman President & CEO
$0
6.5K sh
Own +4%
-
Other·F
Sr. VP, GC and Business Dev
$2.2K
49 sh · $45.59
Own -1%
-
Other·F
Sr. VP, GC and Business Dev
$19.2K
422 sh · $45.59
Own -8%
-
Grant·A
Sr. VP, GC and Business Dev
$0
750 sh
Own +16%
-
Other·F
VP Water Qual & Envir Affairs
$2.6K
57 sh · $45.78
Own -1%
-
Other·F
VP Water Res Plan & Sustain
$1.9K
42 sh · $45.78
Own -1%
-
Other·F
Vice President, Engineering
$2.0K
44 sh · $45.78
Own -1%
-
Other·F
VP, Corporate Controller & CAO
$1.6K
34 sh · $45.78
Own -1%
-
Other·F
SVP Operations
$3.4K
75 sh · $45.78
Own -1%
-
Other·F
VP Rates & Regulatory Affairs
$3.3K
73 sh · $45.78
Own -1%
-
Other·F
VP Facilities Fleet & Procure
$3.4K
74 sh · $45.78
Own -1%
-
Other·F
SR. VP, Cust Svc & Chief Sust
$3.7K
80 sh · $45.78
Own -0%
-
Other·F
VP Corp Sect & Chief of Staff
$3.7K
80 sh · $45.78
Own -1%
-
Other·F
SVP Corp Svce & Chief Risk Of
$3.5K
76 sh · $45.78
Own -0%
-
Other·F
SVP CFO and Treasurer
$2.6K
56 sh · $45.78
Own -1%
-
Other·F
Chairman President & CEO
$22.6K
493 sh · $45.78
Own -0%
-
Other·F
Sr. VP, GC and Business Dev
$3.5K
76 sh · $45.78
Own -2%
-
Other·F
VP, Chief Human Resource Offcr
$8.9K
190 sh · $46.99
Own -6%
-
Other·F
VP Water Qual & Envir Affairs
$10.9K
233 sh · $46.99
Own -3%
-
Other·F
VP Water Res Plan & Sustain
$13.3K
283 sh · $46.99
Own -5%
-
Other·F
Vice President, Engineering
$8.4K
179 sh · $46.99
Own -2%
-
Other·F
Corporate Controller & PAO
$6.4K
137 sh · $46.99
Own -2%
-
Other·F
SVP Operations
$14.2K
303 sh · $46.99
Own -2%
-
Other·F
VP Rates & Regulatory Affairs
$14.0K
298 sh · $46.99
Own -2%
-
Other·F
VP Facilities Fleet & Procure
$14.1K
299 sh · $46.99
Own -2%
-
Other·F
SR. VP, Cust Svc & Chief Sust
$15.3K
325 sh · $46.99
Own -1%
-
Other·F
VP Corp Sect & Chief of Staff
$15.4K
327 sh · $46.99
Own -2%
-
Other·F
SVP Corp Svce & Chief Risk Of
$14.5K
309 sh · $46.99
Own -1%
-
Other·F
SVP CFO and Treasurer
$10.6K
226 sh · $46.99
Own -3%
-
Other·F
Chairman President & CEO
$94.8K
2.0K sh · $46.99
Own -1%
-
Other·F
Sr. VP, GC and Business Dev
$14.6K
310 sh · $46.99
Own -6%
-
Grant·A
VP, Chief Human Resource Offcr
$0
1.6K sh
Own +111%
-
Grant·A
Director
$0
2.8K sh
Own +51%
-
Grant·A
VP Water Qual & Envir Affairs
$0
1.6K sh
Own +25%
-
Grant·A
VP Water Res Plan & Sustain
$0
1.6K sh
Own +44%
-
Grant·A
Vice President, Engineering
$0
1.6K sh
Own +24%
-
Grant·A
Corporate Controller & PAO
$0
1.6K sh
Own +41%
-
Grant·A
Director
$0
2.8K sh
Own +29%
-
Grant·A
SVP Operations
$0
1.6K sh
Own +15%
-
Grant·A
VP Rates & Regulatory Affairs
$0
1.6K sh
Own +14%
-
Grant·A
Director
$0
2.8K sh
Own +18%
-
Grant·A
Director
$0
2.8K sh
Own +17%
-
Grant·A
VP Facilities Fleet & Procure
$0
1.6K sh
Own +12%
-
Grant·A
Director
$0
2.8K sh
Own +23%
-
Grant·A
SR. VP, Cust Svc & Chief Sust
$0
1.6K sh
Own +7%
-
Grant·A
VP Corp Sect & Chief of Staff
$0
1.6K sh
Own +14%
-
Grant·A
SVP Corp Svce & Chief Risk Of
$0
1.6K sh
Own +7%
-
Grant·A
Director
$0
2.8K sh
Own +17%
-
Grant·A
SVP CFO and Treasurer
$0
1.6K sh
Own +34%
-
Grant·A
Director
$0
2.8K sh
Own +11%
-
Grant·A
Director
$0
2.8K sh
Own +45%
-
Grant·A
Chairman President & CEO
$0
10.3K sh
Own +7%
-
Grant·A
Director
$0
2.8K sh
Own +23%
-
Grant·A
Sr. VP, GC and Business Dev
$0
1.6K sh
Own +50%
-
Grant·A
Director
$0
2.8K sh
Own +12%
-
Grant·A
Director
$0
3.0K sh
Own New
| Date▾ | Insider | Type | Shares | Value |
|---|---|---|---|---|
| Jun 5, 2026 | Sophie Marwieh James | Other F | 50 | $2.3K |
| Jun 5, 2026 | Kenneth G Jenkins | Other F | 38 | $1.7K |
| Jun 5, 2026 | Todd Kenneth Peters KEY | Other F | 40 | $1.8K |
| Jun 5, 2026 | Thomas A Scanlon | Other F | 30 | $1.4K |
| Jun 5, 2026 | Michael S Mares JR | Other F | 68 | $3.1K |
| Jun 5, 2026 | Greg A Milleman | Other F | 66 | $3.0K |
| Jun 5, 2026 | Elissa Y Ouyang | Other F | 66 | $3.0K |
| Jun 5, 2026 | Shannon C Dean | Other F | 73 | $3.3K |
| Jun 5, 2026 | Michelle R Mortensen | Other F | 73 | $3.3K |
| Jun 5, 2026 | Michael B Luu | Other F | 69 | $3.2K |
| Jun 5, 2026 | James Patrick Lynch KEY | Other F | 49 | $2.2K |
| Jun 5, 2026 | Martin A Kropelnicki KEY | Other F | 493 | $22.6K |
| Jun 5, 2026 | Shawn C Bunting | Other F | 69 | $3.2K |
| Jun 4, 2026 | Kristan A Hamner | Other F | 41 | $1.9K |
| Jun 4, 2026 | Sophie Marwieh James | Other F | 51 | $2.3K |
| Jun 4, 2026 | Kenneth G Jenkins | Other F | 63 | $2.9K |
| Jun 4, 2026 | Todd Kenneth Peters KEY | Other F | 40 | $1.8K |
| Jun 4, 2026 | Thomas A Scanlon | Other F | 30 | $1.4K |
| Jun 4, 2026 | Michael S Mares JR | Other F | 69 | $3.1K |
| Jun 4, 2026 | Greg A Milleman | Other F | 67 | $3.0K |
| Jun 4, 2026 | Elissa Y Ouyang | Other F | 67 | $3.0K |
| Jun 4, 2026 | Shannon C Dean | Other F | 74 | $3.3K |
| Jun 4, 2026 | Michelle R Mortensen | Other F | 74 | $3.3K |
| Jun 4, 2026 | Michael B Luu | Other F | 70 | $3.2K |
| Jun 4, 2026 | James Patrick Lynch KEY | Other F | 49 | $2.2K |
| Jun 4, 2026 | Martin A Kropelnicki KEY | Other F | 504 | $22.8K |
| Jun 4, 2026 | Shawn C Bunting | Other F | 70 | $3.2K |
| May 27, 2026 | Lester A Snow | Sell S | 1.1K | $48.4K |
| May 21, 2026 | Thomas M Krummel | Sell S | 3.7K | $160.2K |
| Mar 20, 2026 | Michael B Luu | Sell S | 740 | $32.9K |
| Mar 20, 2026 | Michael S Mares JR KEY | Sell S | 3.9K | $171.2K |
| Mar 7, 2026 | Sophie Marwieh James | Other F | 27 | $1.2K |
| Mar 7, 2026 | Sophie Marwieh James | Other F | 232 | $10.6K |
| Mar 7, 2026 | Sophie Marwieh James | Grant A | 548 | $0 |
| Mar 7, 2026 | Kenneth G Jenkins | Other F | 33 | $1.5K |
| Mar 7, 2026 | Kenneth G Jenkins | Other F | 281 | $12.8K |
| Mar 7, 2026 | Kenneth G Jenkins | Grant A | 548 | $0 |
| Mar 7, 2026 | Todd Kenneth Peters KEY | Other F | 34 | $1.6K |
| Mar 7, 2026 | Todd Kenneth Peters KEY | Other F | 296 | $13.5K |
| Mar 7, 2026 | Todd Kenneth Peters KEY | Grant A | 548 | $0 |
| Mar 7, 2026 | Thomas A Scanlon | Other F | 26 | $1.2K |
| Mar 7, 2026 | Thomas A Scanlon | Other F | 226 | $10.3K |
| Mar 7, 2026 | Thomas A Scanlon | Grant A | 548 | $0 |
| Mar 7, 2026 | Michael S Mares JR | Other F | 58 | $2.6K |
| Mar 7, 2026 | Michael S Mares JR | Other F | 495 | $22.6K |
| Mar 7, 2026 | Michael S Mares JR | Grant A | 900 | $0 |
| Mar 7, 2026 | Greg A Milleman | Other F | 57 | $2.6K |
| Mar 7, 2026 | Greg A Milleman | Other F | 486 | $22.2K |
| Mar 7, 2026 | Greg A Milleman | Grant A | 900 | $0 |
| Mar 7, 2026 | Elissa Y Ouyang | Other F | 57 | $2.6K |
| Mar 7, 2026 | Elissa Y Ouyang | Other F | 488 | $22.2K |
| Mar 7, 2026 | Elissa Y Ouyang | Grant A | 900 | $0 |
| Mar 7, 2026 | Shannon C Dean | Other F | 62 | $2.8K |
| Mar 7, 2026 | Shannon C Dean | Other F | 531 | $24.2K |
| Mar 7, 2026 | Shannon C Dean | Grant A | 900 | $0 |
| Mar 7, 2026 | Michelle R Mortensen | Other F | 63 | $2.9K |
| Mar 7, 2026 | Michelle R Mortensen | Other F | 534 | $24.3K |
| Mar 7, 2026 | Michelle R Mortensen | Grant A | 900 | $0 |
| Mar 7, 2026 | Michael B Luu | Other F | 59 | $2.7K |
| Mar 7, 2026 | Michael B Luu | Other F | 115 | $5.2K |
| Mar 7, 2026 | Michael B Luu | Grant A | 205 | $0 |
| Mar 7, 2026 | Michael B Luu | Other F | 504 | $23.0K |
| Mar 7, 2026 | Michael B Luu | Grant A | 900 | $0 |
| Mar 7, 2026 | Martin A Kropelnicki KEY | Other F | 385 | $17.6K |
| Mar 7, 2026 | Martin A Kropelnicki KEY | Other F | 3.8K | $174.0K |
| Mar 7, 2026 | Martin A Kropelnicki KEY | Grant A | 6.5K | $0 |
| Mar 7, 2026 | Shawn C Bunting | Other F | 49 | $2.2K |
| Mar 7, 2026 | Shawn C Bunting | Other F | 422 | $19.2K |
| Mar 7, 2026 | Shawn C Bunting | Grant A | 750 | $0 |
| Mar 5, 2026 | Sophie Marwieh James | Other F | 57 | $2.6K |
| Mar 5, 2026 | Kenneth G Jenkins | Other F | 42 | $1.9K |
| Mar 5, 2026 | Todd Kenneth Peters KEY | Other F | 44 | $2.0K |
| Mar 5, 2026 | Thomas A Scanlon | Other F | 34 | $1.6K |
| Mar 5, 2026 | Michael S Mares JR | Other F | 75 | $3.4K |
| Mar 5, 2026 | Greg A Milleman | Other F | 73 | $3.3K |
| Mar 5, 2026 | Elissa Y Ouyang | Other F | 74 | $3.4K |
| Mar 5, 2026 | Shannon C Dean | Other F | 80 | $3.7K |
| Mar 5, 2026 | Michelle R Mortensen | Other F | 80 | $3.7K |
| Mar 5, 2026 | Michael B Luu | Other F | 76 | $3.5K |
| Mar 5, 2026 | James Patrick Lynch KEY | Other F | 56 | $2.6K |
| Mar 5, 2026 | Martin A Kropelnicki KEY | Other F | 493 | $22.6K |
| Mar 5, 2026 | Shawn C Bunting | Other F | 76 | $3.5K |
| Mar 4, 2026 | Kristan A Hamner | Other F | 190 | $8.9K |
| Mar 4, 2026 | Sophie Marwieh James | Other F | 233 | $10.9K |
| Mar 4, 2026 | Kenneth G Jenkins | Other F | 283 | $13.3K |
| Mar 4, 2026 | Todd Kenneth Peters KEY | Other F | 179 | $8.4K |
| Mar 4, 2026 | Thomas A Scanlon | Other F | 137 | $6.4K |
| Mar 4, 2026 | Michael S Mares JR | Other F | 303 | $14.2K |
| Mar 4, 2026 | Greg A Milleman | Other F | 298 | $14.0K |
| Mar 4, 2026 | Elissa Y Ouyang | Other F | 299 | $14.1K |
| Mar 4, 2026 | Shannon C Dean | Other F | 325 | $15.3K |
| Mar 4, 2026 | Michelle R Mortensen | Other F | 327 | $15.4K |
| Mar 4, 2026 | Michael B Luu | Other F | 309 | $14.5K |
| Mar 4, 2026 | James Patrick Lynch KEY | Other F | 226 | $10.6K |
| Mar 4, 2026 | Martin A Kropelnicki KEY | Other F | 2.0K | $94.8K |
| Mar 4, 2026 | Shawn C Bunting | Other F | 310 | $14.6K |
| Mar 3, 2026 | Kristan A Hamner | Grant A | 1.6K | $0 |
| Mar 3, 2026 | Jeffrey Kightlinger | Grant A | 2.8K | $0 |
| Mar 3, 2026 | Sophie Marwieh James | Grant A | 1.6K | $0 |
| Mar 3, 2026 | Kenneth G Jenkins | Grant A | 1.6K | $0 |
| Mar 3, 2026 | Todd Kenneth Peters KEY | Grant A | 1.6K | $0 |
| Mar 3, 2026 | Thomas A Scanlon | Grant A | 1.6K | $0 |
| Mar 3, 2026 | Yvonne Aida Maldonado | Grant A | 2.8K | $0 |
| Mar 3, 2026 | Michael S Mares JR | Grant A | 1.6K | $0 |
| Mar 3, 2026 | Greg A Milleman | Grant A | 1.6K | $0 |
| Mar 3, 2026 | Shelly Marian Esque | Grant A | 2.8K | $0 |
| Mar 3, 2026 | Carol M Pottenger | Grant A | 2.8K | $0 |
| Mar 3, 2026 | Elissa Y Ouyang | Grant A | 1.6K | $0 |
| Mar 3, 2026 | Patricia K Wagner | Grant A | 2.8K | $0 |
| Mar 3, 2026 | Shannon C Dean | Grant A | 1.6K | $0 |
| Mar 3, 2026 | Michelle R Mortensen | Grant A | 1.6K | $0 |
| Mar 3, 2026 | Michael B Luu | Grant A | 1.6K | $0 |
| Mar 3, 2026 | Lester A Snow | Grant A | 2.8K | $0 |
| Mar 3, 2026 | James Patrick Lynch KEY | Grant A | 1.6K | $0 |
| Mar 3, 2026 | Thomas M Krummel | Grant A | 2.8K | $0 |
| Mar 3, 2026 | Charles R. Patton | Grant A | 2.8K | $0 |
| Mar 3, 2026 | Martin A Kropelnicki KEY | Grant A | 10.3K | $0 |
| Mar 3, 2026 | Scott L Morris | Grant A | 2.8K | $0 |
| Mar 3, 2026 | Shawn C Bunting | Grant A | 1.6K | $0 |
| Mar 3, 2026 | Gregory E Aliff | Grant A | 2.8K | $0 |
| Jan 21, 2026 | Gregory E Aliff | Grant A | 3.0K | $0 |
About CWT insider trading
This page tracks insider transactions for CALIFORNIA WATER SERVICE GROUP (CWT) reported to the U.S. Securities and Exchange Commission on Form 4. Corporate insiders — directors, executive officers and beneficial owners of more than 10% of the stock — must disclose their trades within two business days. Open-market purchases (code P) and sales (code S) made at the insider's discretion are the most-watched opportunistic signals, while awards (A), option exercises (M) and tax-withholding (F) reflect compensation rather than conviction. Trades marked 10b5-1 were made under a pre-arranged plan and are considered routine. A cluster buy — several insiders buying within a short window — is historically a stronger bullish indicator than any single trade.