CWT Insider Trading
CALIFORNIA WATER SERVICE GROUP | Water Supply
Comprehensive Trading Performance Summary
The investment history of corporate insiders at CALIFORNIA WATER SERVICE GROUP provides a unique lens into the internal conviction of the company's leadership. By analyzing SEC Form 4 filings, investors can track how directors and officers are allocating their own capital. High-conviction buying often signals that management believes the current market price significantly undervalues future growth prospects, while strategic selling might occur for personal liquidity or portfolio diversification. Monitoring these shifts in ownership is essential for understanding the alignment between management and shareholders in the Water Supply sector.
Transactions on Chart
Open Full Chart| Filing Date | Trade Date | Reporting Person | Relationship | Type | Price | Qty | Total, $ | Owned After | Change, % |
|---|---|---|---|---|---|---|---|---|---|
| 2026-03-24 21:11 | 2026-03-20 | Luu Michael B | Officer - Sr. VP Corp Svcs & Chief Risk | SELL | $44.53 | 740 | $32,945 | 23,655 | -3.0% |
| 2026-03-24 20:57 | 2026-03-20 | Mares Michael S JR | Officer - Vice President, Operations | SELL | $44.00 | 3,892 | $171,248 | 8,525 | -31.3% |
| 2025-12-23 21:59 | 2025-12-23 | Mortensen Michelle R | Officer - VP, Corp Sec &Chief of Staff | SELL | $43.34 | 924 | $40,046 | 11,512 | -7.4% |
| 2025-12-12 02:43 | 2025-12-10 | Lynch James Patrick | Officer - SVP CFO and Treasurer | BUY | $42.80 | 550 | $23,540 | 4,619 | +13.5% |
| 2025-06-14 03:47 | 2025-06-12 | Snow Lester A | Director | SELL | $46.51 | 1,200 | $55,812 | 26,349 | -4.4% |
| 2024-11-25 23:20 | 2024-11-22 | Luu Michael B | Officer - Sr. VP Corp Svcs & Chief Risk | SELL | $51.50 | 985 | $50,728 | 20,354 | -4.6% |
| 2024-09-05 03:03 | 2024-09-04 | Krummel Thomas M | Director | SELL | $55.09 | 555 | $30,575 | 21,951 | -2.5% |
| 2024-08-22 19:56 | 2024-08-21 | Krummel Thomas M | Director | SELL | $54.33 | 555 | $30,153 | 22,506 | -2.4% |
| 2024-08-08 19:29 | 2024-08-07 | Krummel Thomas M | Director | SELL | $52.91 | 555 | $29,364 | 23,061 | -2.4% |
| 2024-07-18 00:46 | 2024-07-17 | Krummel Thomas M | Director | SELL | $52.99 | 555 | $29,409 | 23,616 | -2.3% |
| 2024-07-12 01:28 | 2024-07-11 | Krummel Thomas M | Director | SELL | $50.07 | 1,654 | $82,816 | 24,171 | -6.4% |
| 2024-05-16 02:34 | 2024-05-15 | Krummel Thomas M | Director | SELL | $53.26 | 555 | $29,557 | 23,318 | -2.3% |
| 2024-05-02 00:48 | 2024-05-01 | Krummel Thomas M | Director | SELL | $50.00 | 2,220 | $111,000 | 23,873 | -8.5% |
| 2024-01-05 00:27 | 2024-01-03 | Krummel Thomas M | Director | SELL | $51.90 | 555 | $28,805 | 26,066 | -2.1% |
| 2023-12-21 01:42 | 2023-12-20 | Krummel Thomas M | Director | SELL | $53.45 | 555 | $29,665 | 26,621 | -2.0% |
| 2023-12-13 02:48 | 2023-12-12 | Mortensen Michelle R | Officer - Corporate Secretary | SELL | $52.56 | 675 | $35,478 | 8,983 | -7.0% |
| 2023-11-16 01:35 | 2023-11-15 | Krummel Thomas M | Director | SELL | $51.77 | 555 | $28,731 | 27,731 | -2.0% |
| 2023-11-04 03:04 | 2023-11-02 | Krummel Thomas M | Director | SELL | $50.00 | 2,220 | $111,000 | 28,286 | -7.3% |
| 2023-05-06 00:11 | 2023-05-05 | Kuta Robert J | Officer - VP, Engineering | SELL | $56.79 | 1,000 | $56,790 | 12,916 | -7.2% |
| 2022-12-20 05:05 | 2022-12-13 | Krummel Thomas M | Director | SELL | $64.89 | 469 | $30,433 | 28,636 | -1.6% |
| 2022-12-01 02:31 | 2022-11-30 | Krummel Thomas M | Director | SELL | $62.92 | 1,529 | $96,205 | 29,105 | -5.0% |
| 2022-11-10 02:05 | 2022-11-07 | Healey David B | Officer - VP, Controller | SELL | $60.00 | 200 | $12,000 | 14,225 | -1.4% |
| 2022-11-02 19:14 | 2022-11-02 | Healey David B | Officer - VP, Controller | SELL | $59.78 | 300 | $17,934 | 14,425 | -2.0% |
| 2022-09-23 03:45 | 2022-09-22 | Mortensen Michelle R | Officer - Corporate Secretary | SELL | $56.74 | 615 | $34,895 | 8,582 | -6.7% |
| 2022-09-12 21:15 | 2022-09-12 | Healey David B | Officer - VP, Controller | SELL | $59.85 | 300 | $17,955 | 14,725 | -2.0% |
| 2022-08-30 17:57 | 2022-08-30 | Healey David B | Officer - VP, Controller | SELL | $60.54 | 300 | $18,162 | 15,136 | -1.9% |
| 2022-08-19 19:35 | 2022-08-19 | Snow Lester A | Director | SELL | $63.04 | 1,000 | $63,040 | 19,874 | -4.8% |
| 2022-08-04 23:41 | 2022-08-03 | Luu Michael B | Officer - VP, Customer Service & IT | SELL | $60.54 | 425 | $25,730 | 18,277 | -2.3% |
| 2022-06-06 21:49 | 2022-06-06 | Healey David B | Officer - VP, Controller | SELL | $55.12 | 200 | $11,024 | 15,436 | -1.3% |
| 2022-06-06 21:19 | 2022-06-03 | Kuta Robert J | Officer - VP, Engineering | SELL | $55.14 | 1,365 | $75,266 | 12,094 | -10.1% |
| 2022-06-02 22:49 | 2022-06-02 | Healey David B | Officer - VP, Controller | SELL | $55.00 | 300 | $16,500 | 15,746 | -1.9% |
| 2022-05-17 22:08 | 2022-05-17 | Healey David B | Officer - VP, Controller | SELL | $53.15 | 500 | $26,575 | 16,046 | -3.0% |
| 2021-12-17 04:28 | 2021-12-16 | Kuta Robert J | Officer - VP, Engineering | SELL | $71.23 | 1,200 | $85,476 | 11,913 | -9.2% |
| 2021-12-17 04:20 | 2021-12-15 | Mortensen Michelle R | Officer - Corporate Secretary | SELL | $70.75 | 430 | $30,423 | 7,970 | -5.1% |
| 2021-09-03 00:31 | 2021-09-02 | Healey David B | Officer - VP, Controller | SELL | $65.12 | 250 | $16,280 | 15,005 | -1.6% |
| 2021-08-12 20:25 | 2021-08-12 | Snow Lester A | Director | SELL | $63.50 | 700 | $44,450 | 19,224 | -3.5% |
| 2021-08-04 21:32 | 2021-08-04 | McGhee Lynne P | Officer - VP, General Counsel | SELL | $64.00 | 746 | $47,744 | 25,417 | -2.9% |
| 2021-08-04 20:51 | 2021-08-04 | Healey David B | Officer - VP, Controller | SELL | $63.77 | 500 | $31,885 | 15,255 | -3.2% |
| 2021-06-16 00:44 | 2021-06-15 | BAYER TERRY | Director | SELL | $58.47 | 1,554 | $90,862 | 14,692 | -9.6% |
| 2021-06-07 23:22 | 2021-06-07 | Healey David B | Officer - VP, Controller | SELL | $57.00 | 500 | $28,500 | 15,755 | -3.1% |
| 2021-05-06 21:21 | 2021-05-05 | Simon Gerald A | Officer - Chief Safety & Preparedness | SELL | $58.73 | 854 | $50,155 | 6,712 | -11.3% |
| 2021-05-06 21:20 | 2021-05-06 | Luu Michael B | Officer - VP, Customer Service & IT | SELL | $57.98 | 407 | $23,598 | 16,552 | -2.4% |
| 2021-03-17 00:32 | 2021-03-15 | Ouyang Elissa Y | Officer - Chief Procurement & Lead CI | SELL | $53.31 | 500 | $26,657 | 6,162 | -7.5% |
| 2020-12-09 00:12 | 2020-12-08 | Healey David B | Officer - VP, Controller | SELL | $50.00 | 1,000 | $50,000 | 13,605 | -6.8% |
| 2020-11-19 22:54 | 2020-11-19 | McGhee Lynne P | Officer - VP, General Counsel | SELL | $50.29 | 577 | $29,017 | 23,612 | -2.4% |
| 2020-11-18 00:04 | 2020-11-16 | Healey David B | Officer - VP, Controller | SELL | $53.00 | 1,000 | $53,000 | 14,750 | -6.3% |
| 2020-11-14 04:07 | 2020-11-12 | Kuta Robert J | Officer - VP, Engineering | SELL | $51.24 | 237 | $12,168 | 10,686 | -2.2% |
| 2019-12-11 20:46 | 2019-12-11 | Kuta Robert J | Officer - VP, Engineering | SELL | $51.19 | 2,150 | $110,068 | 8,379 | -20.4% |
| 2019-11-20 01:23 | 2019-11-15 | NELSON PETER C | Director | SELL | $49.56 | 10,000 | $495,626 | 14,283 | -41.2% |
| 2019-09-04 22:56 | 2019-09-03 | MAGNUSON RICHARD P | Director | SELL | $56.73 | 20,000 | $1,134,520 | 51,344 | -28.0% |
How to Interpret $CWT Trades
Not every insider transaction in CALIFORNIA WATER SERVICE GROUP is a signal for immediate action. Professional investors look for "cluster buying"—when multiple executives simultaneously purchase $CWT shares on the open market. It is crucial to distinguish between scheduled sales (under Rule 10b5-1) and voluntary increases in ownership, which demonstrate management’s true conviction that the stock is undervalued.
Data Source & Accuracy for CWT
Insider activity data for CALIFORNIA WATER SERVICE GROUP is streamed in real-time directly from the SEC EDGAR system. We analyze raw Form 4 filings, filtering out technical adjustments and complex derivative transactions. This provides a transparent view of how ownership structure is evolving in $CWT, allowing you to follow the capital of those with the most intimate knowledge of the company.
UNDERSTANDING THE DATA
FILING DATE: The date and time when the transaction was reported to the SEC. This is when the public first receives the information.
TRADE DATE: The actual day the insider executed the purchase or sale in the market.
INDUSTRY: The specific market sector the company operates in. Useful for identifying broader institutional capital flows across sectors.
OWNED AFTER: The total number of shares held by the insider following the transaction. This highlights the insider's remaining conviction in the company.
CHANGE %: The percentage increase or decrease of the insider's total position. Large percentage changes often carry more weight than the dollar amount alone.
TRADE TYPES DEFINITIONS
BUY: An open market purchase. Typically indicates an insider's belief that the stock is undervalued or poised for growth.
SELL: An open market sale. While often used for diversification or liquidity, large or unexpected sales can be a warning signal.
OPT+S (OPTION EXERCISE & SALE): This occurs when an insider exercises their stock options and sells them immediately. Often part of a structured compensation plan.