California Water Service GrpCWT
13F holders, Q2 2025 (June 30)338holders +8
36new positions
31sold out
6famous investors
$45.52avg. 13F price*
At the end of Q2 2025, 338 institutions reported holding California Water Service Grp (CWT) in their 13F filings, up 8 from Q1 2025. 36 opened new positions and 31 sold out. The largest holders were BlackRock, Inc. ($471.6M), Vanguard Group Inc. ($335.5M) and T. Rowe Price Investment Management, Inc. ($149.0M). 6 famous investors held it, including Jim Simons / Peter Brown (0.0% of Renaissance Technologies's portfolio), Cliff Asness (0.0% of AQR Capital Management's portfolio) and Ken Griffin (0.0% of Citadel Advisors's portfolio).
- Company
- California Water Service Grp
- CUSIP
- 130788102
- Latest filing quarter
- Q2 2026
History
Number of 13F holders
Total Exit/New Position Q1 2025 → Q2 2025
| Institutions | Total Value | |
|---|---|---|
| New Positions | 36 | $30.7M |
| Exits | 31 | $31.4M |
All 13F filers, Q1 2025 → Q2 2025: 3,039,060 shares bought and 3,252,494 shares sold, net −213,434 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.
Ownership 338 holders
| BlackRock, Inc. | 0.01% | Reduce -5.6% | 10,369,218 | $471.6M |
| Vanguard Group Inc. | 0.01% | Reduce -0.1% | 7,376,519 | $335.5M |
| T. Rowe Price Investment Management, Inc. | 0.09% | Add +8.1% | 3,276,416 | $149.0M |
| State Street Corp. | 0.01% | Reduce -2.5% | 3,183,337 | $144.8M |
| Amundi | 0.03% | Add +0.9% | 1,907,169 | $91.4M |
| Nuance Investments, LLC | 6.12% | Reduce -14.3% | 1,728,615 | $78.6M |
| Geode Capital Management, LLC | 0.00% | Add +1.0% | 1,417,134 | $64.5M |
| First Trust Advisors LP | 0.05% | Reduce -6.6% | 1,344,916 | $61.2M |
| Dimensional Fund Advisors LP | 0.01% | Reduce -3.8% | 1,158,009 | $52.7M |
| FMR LLC | 0.00% | Add +1532.3% | 1,052,597 | $47.9M |
| Invesco Ltd. | 0.01% | Reduce -6.5% | 920,715 | $41.9M |
| Morgan Stanley | 0.00% | Reduce -9.1% | 859,496 | $39.1M |
| CBRE Investment Management Listed Real Assets LLC | 0.52% | Add +7.3% | 751,987 | $34.2M |
| Charles Schwab Investment Management Inc. | 0.01% | Add +1.6% | 727,316 | $33.1M |
| Northern Trust Corp. | 0.00% | Reduce -26.6% | 713,382 | $32.4M |
| Legal & General Group Plc | 0.01% | Add +6.8% | 706,366 | $32.1M |
| Norges Bank | 0.00% | No change | 676,286 | $30.8M |
| Bank of New York Mellon Corp | 0.01% | Reduce -0.8% | 597,807 | $27.2M |
| KBC Group NV | 0.07% | Reduce -0.1% | 563,334 | $25.6M |
| Triodos Investment Management BV | 1.68% | No change | 493,000 | $22.4M |
| Nuveen, LLC | 0.01% | Reduce -7.8% | 410,041 | $18.6M |
| Beck Bode, LLC | 3.05% | Add +8.4% | 396,398 | $18.0M |
| UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC | 0.00% | Add +12.7% | 351,148 | $16.0M |
| Raymond James Financial Inc. | 0.01% | Add +5.5% | 332,962 | $15.1M |
| Principal Financial Group Inc. | 0.01% | Reduce -0.3% | 295,385 | $13.4M |
| Renaissance Technologies | 0.02% | Add +36.8% | 281,000 | $12.8M |
| Victory Capital Management Inc. | 0.01% | Add +6.0% | 270,638 | $12.3M |
| JPMorgan Chase & Co. | 0.00% | Reduce -6.0% | 241,618 | $11.0M |
| Goldman Sachs Group Inc. | 0.00% | Reduce -49.9% | 227,190 | $10.3M |
| Public Sector Pension Investment Board | 0.04% | Add +7.7% | 203,126 | $9.2M |
| Rhumbline Advisers | 0.01% | Add +0.6% | 188,900 | $8.6M |
| Ameriprise Financial Inc. | 0.00% | Reduce -3.4% | 176,496 | $8.0M |
| UBS Group AG | 0.00% | Add +40.9% | 171,189 | $7.8M |
| Bank of America Corp. | 0.00% | Add +46.7% | 162,628 | $7.4M |
| Aptus Capital Advisors, LLC | 0.07% | Add +9.9% | 154,865 | $7.0M |
| Thematics Asset Management | 0.32% | No change | 154,470 | $7.0M |
| ProShare Advisors LLC | 0.01% | Reduce -11.0% | 148,970 | $6.8M |
| T. Rowe Price Associates Inc. | 0.00% | Add +154.1% | 148,154 | $6.7M |
| Jane Street Group, LLC | 0.01% | Add +13.5% | 139,989 | $6.4M |
| Barclays PLC | 0.00% | Add +26.1% | 137,511 | $6.3M |
| Royal Bank of Canada | 0.00% | Add +405.1% | 128,524 | $5.8M |
| CANADA LIFE ASSURANCE Co | 0.01% | Add +1.0% | 128,057 | $5.8M |
| Commonwealth of Pennsylvania Public School Empls Retrmt SYS | 0.03% | Add +0.9% | 114,777 | $5.2M |
| American Century Companies Inc. | 0.00% | Add +10.0% | 114,629 | $5.2M |
| Swiss National Bank | 0.00% | Reduce -1.5% | 113,600 | $5.2M |
| Alliancebernstein L.P. | 0.00% | Add +8.8% | 109,205 | $5.0M |
| New Age Alpha Advisors, LLC | 0.21% | Reduce -9.1% | 104,418 | $4.7M |
| Northstar Asset Management Inc. | 1.29% | Add +0.7% | 102,238 | $4.6M |
| Adage Capital Partners Gp, L.L.C. | 0.01% | New | 100,000 | $4.5M |
| Federated Hermes, Inc. | 0.01% | Add +100.5% | 97,170 | $4.4M |
| Jupiter Asset Management Ltd. | 0.04% | Reduce -17.0% | 93,546 | $4.3M |
| Prudential Financial Inc. | 0.01% | Add +6.8% | 90,620 | $4.1M |
| Meiji Yasuda Asset Management Co Ltd. | 0.20% | Reduce -10.7% | 90,031 | $4.1M |
| Crawford Investment Counsel Inc. | 0.07% | New | 85,549 | $3.9M |
| Dark Forest Capital Management LP | 0.15% | New | 84,013 | $3.8M |
| Trexquant Investment LP | 0.04% | Add +266.4% | 82,807 | $3.8M |
| Martingale Asset Management L P | 0.09% | Reduce -1.1% | 82,078 | $3.7M |
| Jacobs Levy Equity Management, Inc. | 0.01% | Reduce -7.3% | 80,088 | $3.6M |
| Arrowstreet Capital, Limited Partnership | 0.00% | Add +179.1% | 78,182 | $3.6M |
| Deutsche Bank AG | 0.00% | Reduce -32.0% | 76,923 | $3.5M |
| Susquehanna International Group, LLP | 0.01% | Reduce -19.1% | 75,446 | $3.4M |
| AQR Capital Management | 0.00% | Reduce -36.0% | 73,592 | $3.3M |
| Wells Fargo & Company | 0.00% | Add +7.5% | 71,813 | $3.3M |
| Advisors Preferred, LLC | 0.53% | New | 69,577 | $3.2M |
| Maryland State Retirement & Pension System | 0.07% | Add +4.8% | 71,103 | $3.2M |
| Mariner, LLC | 0.00% | Add +1.7% | 68,441 | $3.1M |
| Thrivent Financial for Lutherans | 0.01% | Reduce -22.7% | 65,548 | $3.0M |
| Arjuna Capital | 0.76% | Reduce -4.2% | 63,259 | $2.9M |
| New York State Teachers Retirement System | 0.01% | Add +0.2% | 62,602 | $2.8M |
| Citigroup Inc. | 0.00% | Reduce -29.0% | 62,103 | $2.8M |
| Citadel Advisors | 0.00% | Add +83.0% | 61,963 | $2.8M |
| Rodgers Brothers Inc. | 0.35% | New | 61,075 | $2.8M |
| Storebrand Asset Management As | 0.01% | Add +0.7% | 59,590 | $2.7M |
| Kennedy Capital Management LLC | 0.06% | Reduce -24.2% | 57,553 | $2.6M |
| Midwest Trust Co | 0.03% | — | 55,331 | $2.5M |
| California State Teachers Retirement System | 0.00% | Add +0.5% | 54,416 | $2.5M |
| Qube Research & Technologies Ltd | 0.00% | Reduce -72.8% | 54,257 | $2.5M |
| TD Asset Management Inc | 0.00% | Add +17.4% | 51,888 | $2.4M |
| Clear Harbor Asset Management, LLC | 0.17% | Reduce -0.6% | 50,985 | $2.3M |
| Exchange Traded Concepts, LLC | 0.03% | Add +3.1% | 50,455 | $2.3M |
| IQ EQ FUND MANAGEMENT (IRELAND) Ltd | 0.20% | Add +13.6% | 49,855 | $2.3M |
| Envestnet Asset Management Inc. | 0.00% | Reduce -2.6% | 48,207 | $2.2M |
| Mercer Global Advisors Inc. | 0.00% | Add +1.3% | 47,249 | $2.1M |
| Allianz Asset Management GmbH | 0.00% | Add +29.7% | 46,425 | $2.1M |
| Bridge City Capital, LLC | 0.58% | Reduce -1.4% | 45,650 | $2.1M |
| MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. | 0.00% | Reduce -3.6% | 45,631 | $2.1M |
| Magellan Asset Management Ltd | 0.02% | Reduce -4.5% | 43,514 | $2.0M |
| Gabelli Funds LLC | 0.01% | No change | 43,200 | $2.0M |
| Oddo BHF Asset Management Sas | 0.07% | New | 41,685 | $1.9M |
| Macquarie Group Ltd. | 0.00% | Reduce -6.3% | 41,163 | $1.9M |
| Holocene Advisors, LP | 0.00% | Add +114.8% | 40,530 | $1.8M |
| State of New Jersey Common Pension Fund D | 0.01% | Reduce -4.3% | 40,167 | $1.8M |
| First National Corp. /Ma/ | 0.35% | Reduce -21.9% | 38,366 | $1.7M |
| BNP Paribas Financial Markets | 0.00% | Add +121.0% | 37,000 | $1.7M |
| Nia Impact Advisors, LLC | 0.58% | Reduce -0.8% | 36,992 | $1.7M |
| NorthCoast Asset Management LLC | 0.01% | Reduce -4.2% | 36,810 | $1.7M |
| State of Wisconsin Investment Board | 0.00% | Reduce -7.3% | 36,454 | $1.7M |
| CoreCommodity Management, LLC | 0.27% | Reduce -9.6% | 35,954 | $1.6M |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 0.00% | Reduce -0.5% | 35,590 | $1.6M |
| MetLife Investment Management, LLC | 0.01% | Add +2.0% | 35,498 | $1.6M |
"% of holder's portfolio" is CWT's weight in each manager's 13F, not the share of California Water Service Grp the manager owns.