Mares Michael S JR has filed 45 insider transactions across 1 company since March 2023.
Most recent transaction: a sale of 3892 shares of CALIFORNIA WATER SERVICE GROUP ($CWT) on March 20, 2026.
Activity breakdown: 0 open-market purchases and 1 sale.
| Transaction Date | Company | Ticker | Insider Name | Title | Transaction Type | Security | Shares | Price | Shares Owned Following | Total Shares Outstanding | % of Owned | % of Outstanding |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| March 20, 2026 | CALIFORNIA WATER SERVICE GROUP | $CWT | Mares Michael S JR | Vice President, Operations | S | Common Stock | 3892 | $44.00 | 8,524.6000 | 59,653,000 | 31.35% | 0.01% |
| March 5, 2026 | CALIFORNIA WATER SERVICE GROUP | $CWT | Mares Michael S JR | SVP Operations | F | Common Stock | 75 | $45.78 | 12,069.6000 | 59,653,000 | 0.62% | 0.00% |
| March 7, 2026 | CALIFORNIA WATER SERVICE GROUP | $CWT | Mares Michael S JR | SVP Operations | A | Common Stock | 900 | $0.00 | 12,969.6000 | 59,653,000 | 7.46% | 0.00% |
| March 7, 2026 | CALIFORNIA WATER SERVICE GROUP | $CWT | Mares Michael S JR | SVP Operations | F | Common Stock | 495 | $45.59 | 12,474.6000 | 59,653,000 | 3.82% | 0.00% |
| March 7, 2026 | CALIFORNIA WATER SERVICE GROUP | $CWT | Mares Michael S JR | SVP Operations | F | Common Stock | 58 | $45.59 | 12,416.6000 | 59,653,000 | 0.46% | 0.00% |
| March 4, 2026 | CALIFORNIA WATER SERVICE GROUP | $CWT | Mares Michael S JR | SVP Operations | F | Common Stock | 303 | $46.99 | 12,144.6000 | 59,653,000 | 2.43% | 0.00% |
| March 3, 2026 | CALIFORNIA WATER SERVICE GROUP | $CWT | Mares Michael S JR | SVP Operations | A | Common Stock | 1650 | $0.00 | 12,447.6000 | 59,653,000 | 15.28% | 0.00% |
| Dec. 5, 2025 | CALIFORNIA WATER SERVICE GROUP | $CWT | Mares Michael S JR | SVP Operations | F | Common Stock | 67 | $44.88 | 10,762.6000 | 59,653,000 | 0.62% | 0.00% |
| Dec. 7, 2025 | CALIFORNIA WATER SERVICE GROUP | $CWT | Mares Michael S JR | SVP Operations | F | Common Stock | 53 | $44.88 | 10,709.6000 | 59,653,000 | 0.49% | 0.00% |
| Sept. 7, 2025 | CALIFORNIA WATER SERVICE GROUP | $CWT | Mares Michael S JR | SVP Operations | F | Common Stock | 53 | $47.09 | 10,829.6000 | 58,647,000 | 0.49% | 0.00% |
| Sept. 5, 2025 | CALIFORNIA WATER SERVICE GROUP | $CWT | Mares Michael S JR | SVP Operations | F | Common Stock | 67 | $47.09 | 10,882.6000 | 58,647,000 | 0.61% | 0.00% |
| June 7, 2025 | CALIFORNIA WATER SERVICE GROUP | $CWT | Mares Michael S JR | Vice President, Operations | F | Common Stock | 53 | $45.62 | 10,949.6000 | 58,647,000 | 0.48% | 0.00% |
| June 5, 2025 | CALIFORNIA WATER SERVICE GROUP | $CWT | Mares Michael S JR | Vice President, Operations | F | Common Stock | 65 | $45.85 | 11,002.6000 | 58,647,000 | 0.59% | 0.00% |
| March 7, 2025 | CALIFORNIA WATER SERVICE GROUP | $CWT | Mares Michael S JR | Vice President, Operations | F | Common Stock | 53 | $47.90 | 11,067.6000 | 58,647,000 | 0.48% | 0.00% |
| March 5, 2025 | CALIFORNIA WATER SERVICE GROUP | $CWT | Mares Michael S JR | Vice President, Operations | F | Common Stock | 296 | $46.65 | 11,120.6000 | 58,647,000 | 2.59% | 0.00% |
| March 4, 2025 | CALIFORNIA WATER SERVICE GROUP | $CWT | Mares Michael S JR | Vice President, Operations | A | Common Stock | 1653 | $0.00 | 11,416.6000 | 58,647,000 | 16.93% | 0.00% |
| March 3, 2025 | CALIFORNIA WATER SERVICE GROUP | $CWT | Mares Michael S JR | Vice President, Operations | A | Common Stock | 1814 | $0.00 | 10,817.6000 | 58,647,000 | 20.15% | 0.00% |
| March 3, 2025 | CALIFORNIA WATER SERVICE GROUP | $CWT | Mares Michael S JR | Vice President, Operations | F | Common Stock | 995 | $45.45 | 9,822.6000 | 58,647,000 | 9.20% | 0.00% |
| March 3, 2025 | CALIFORNIA WATER SERVICE GROUP | $CWT | Mares Michael S JR | Vice President, Operations | F | Common Stock | 59 | $45.45 | 9,763.6000 | 58,647,000 | 0.60% | 0.00% |
| Dec. 9, 2024 | CALIFORNIA WATER SERVICE GROUP | $CWT | Mares Michael S JR | Vice President, Operations | F | Common Stock | 44 | $48.70 | 8,979.6000 | 58,982,000 | 0.49% | 0.00% |
| Dec. 2, 2024 | CALIFORNIA WATER SERVICE GROUP | $CWT | Mares Michael S JR | Vice President, Operations | F | Common Stock | 44 | $51.19 | 8,988.7200 | 58,982,000 | 0.49% | 0.00% |
| Sept. 9, 2024 | CALIFORNIA WATER SERVICE GROUP | $CWT | Mares Michael S JR | Vice President, Operations | F | Common Stock | 44 | $54.28 | 9,032.7200 | 56,983,000 | 0.48% | 0.00% |
| Sept. 3, 2024 | CALIFORNIA WATER SERVICE GROUP | $CWT | Mares Michael S JR | Vice President, Operations | F | Common Stock | 44 | $55.33 | 9,076.7200 | 56,983,000 | 0.48% | 0.00% |
| June 7, 2024 | CALIFORNIA WATER SERVICE GROUP | $CWT | Mares Michael S JR | Vice President, Operations | F | Common Stock | 44 | $47.59 | 9,120.7200 | 56,983,000 | 0.48% | 0.00% |
| June 5, 2024 | CALIFORNIA WATER SERVICE GROUP | $CWT | Mares Michael S JR | Vice President, Operations | A | Common Stock | 1616 | $49.62 | 9,164.7200 | 56,983,000 | 21.41% | 0.00% |
| June 1, 2024 | CALIFORNIA WATER SERVICE GROUP | $CWT | Mares Michael S JR | Vice President, Operations | F | Common Stock | 45 | $49.89 | 7,548.5900 | 56,983,000 | 0.59% | 0.00% |
| March 5, 2024 | CALIFORNIA WATER SERVICE GROUP | $CWT | Mares Michael S JR | Vice President, Operations | A | Common Stock | 0 | $0.00 | 7,754.5100 | 56,983,000 | 0.00% | 0.00% |
| March 7, 2024 | CALIFORNIA WATER SERVICE GROUP | $CWT | Mares Michael S JR | Sr. Vice President, Operations | F | Common Stock | 177 | $46.24 | 9,193.5100 | 56,983,000 | 1.89% | 0.00% |
| March 5, 2024 | CALIFORNIA WATER SERVICE GROUP | $CWT | Mares Michael S JR | Sr. Vice President, Operations | A | Common Stock | 1616 | $45.37 | 9,370.5100 | 56,983,000 | 20.84% | 0.00% |
| March 1, 2024 | CALIFORNIA WATER SERVICE GROUP | $CWT | Mares Michael S JR | Sr. Vice President, Operations | F | Common Stock | 51 | $45.53 | 6,604.5100 | 56,983,000 | 0.77% | 0.00% |
| March 2, 2024 | CALIFORNIA WATER SERVICE GROUP | $CWT | Mares Michael S JR | Sr. Vice President, Operations | A | Common Stock | 2258 | $0.00 | 8,862.5100 | 56,983,000 | 34.19% | 0.00% |
| March 2, 2024 | CALIFORNIA WATER SERVICE GROUP | $CWT | Mares Michael S JR | Sr. Vice President, Operations | F | Common Stock | 1056 | $45.53 | 7,806.5100 | 56,983,000 | 11.92% | 0.00% |
| March 3, 2024 | CALIFORNIA WATER SERVICE GROUP | $CWT | Mares Michael S JR | Sr. Vice President, Operations | F | Common Stock | 52 | $45.53 | 7,754.5100 | 56,983,000 | 0.67% | 0.00% |
| Dec. 3, 2023 | CALIFORNIA WATER SERVICE GROUP | $CWT | Mares Michael S JR | Vice President, Operations | F | Common Stock | 45 | $51.69 | 6,611.0000 | 54,363,000 | 0.68% | 0.00% |
| Dec. 1, 2023 | CALIFORNIA WATER SERVICE GROUP | $CWT | Mares Michael S JR | Vice President, Operations | F | Common Stock | 44 | $51.69 | 6,656.0000 | 54,363,000 | 0.66% | 0.00% |
| Sept. 3, 2023 | CALIFORNIA WATER SERVICE GROUP | $CWT | Mares Michael S JR | Vice President, Operations | D | Common Stock | 44 | $50.10 | 6,700.0000 | 54,363,000 | 0.65% | 0.00% |
| Sept. 1, 2023 | CALIFORNIA WATER SERVICE GROUP | $CWT | Mares Michael S JR | Vice President, Operations | D | Common Stock | 44 | $50.10 | 6,744.0000 | 54,363,000 | 0.65% | 0.00% |
| June 3, 2023 | CALIFORNIA WATER SERVICE GROUP | $CWT | Mares Michael S JR | Vice President, Operations | D | Common Stock | 44 | $57.89 | 6,788.0000 | 54,363,000 | 0.64% | 0.00% |
| June 1, 2023 | CALIFORNIA WATER SERVICE GROUP | $CWT | Mares Michael S JR | Vice President, Operations | D | Common Stock | 44 | $56.12 | 6,832.0000 | 54,363,000 | 0.64% | 0.00% |
| March 7, 2023 | CALIFORNIA WATER SERVICE GROUP | $CWT | Mares Michael S JR | Vice President, Operations | A | Common Stock | 1275 | $58.83 | 6,876.0000 | 54,363,000 | 22.76% | 0.00% |
| March 3, 2023 | CALIFORNIA WATER SERVICE GROUP | $CWT | Mares Michael S JR | Vice President, Operations | F | Common Stock | 677 | $56.84 | 5,601.0000 | 54,363,000 | 10.78% | 0.00% |
| March 3, 2023 | CALIFORNIA WATER SERVICE GROUP | $CWT | Mares Michael S JR | Vice President, Operations | A | Common Stock | 1453 | $0.00 | 6,278.0000 | 54,363,000 | 30.11% | 0.00% |
| March 3, 2023 | CALIFORNIA WATER SERVICE GROUP | $CWT | Mares Michael S JR | Vice President, Operations | F | Common Stock | 33 | $56.84 | 4,825.0000 | 54,363,000 | 0.68% | 0.00% |
| March 2, 2023 | CALIFORNIA WATER SERVICE GROUP | $CWT | Mares Michael S JR | Vice President, Operations | F | Common Stock | 51 | $56.76 | 4,858.0000 | 54,363,000 | 1.04% | 0.00% |
| March 1, 2023 | CALIFORNIA WATER SERVICE GROUP | $CWT | Mares Michael S JR | Vice President, Operations | F | Common Stock | 198 | $55.90 | 4,909.0000 | 54,363,000 | 3.88% | 0.00% |