California Water Service Group
CWT- Exchange
- NYSE
- Industry
- Water Supply
- SEC CIK
- 0001035201
In the last 90 days, California Water Service Group insiders filed 0 open-market purchases and 2 sales; 346 institutions reported holding it in 13F filings for Q2 2026, worth $2.69B in total; no superinvestor holds it.
13F holders, Q4 2024
Institutional positions in California Water Service Group as of Dec 31, 2024. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 323
- +2 vs. Q3 2024
- Shares held
- 49.1M
- +732.0K (+1.5%) vs. Q3 2024
- Total value
- $2.23B
- −$396.5M (−15.1%) vs. Q3 2024
- New holders
- 41
- 129 more added
- Sold out
- 39
- 99 more reduced
3 institutions that held it in Q3 2024 haven't filed for Q4 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 2024: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting CWT on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 346 | $2.69B |
| Q1 2026 | 339 | $2.32B |
| Q4 2025 | 329 | $2.17B |
| Q3 2025 | 337 | $2.30B |
| Q2 2025 | 338 | $2.29B |
| Q1 2025 | 330 | $2.45B |
| Q4 2024 | 323 | $2.23B |
| Q3 2024 | 324 | $2.63B |
| Q2 2024 | 299 | $2.34B |
| Q1 2024 | 275 | $2.27B |
| Q4 2023 | 285 | $2.47B |
| Q3 2023 | 273 | $2.26B |
| Q2 2023 | 286 | $2.44B |
| Q1 2023 | 299 | $2.61B |
| Q4 2022 | 295 | $2.73B |
| Q3 2022 | 281 | $2.31B |
| Q2 2022 | 281 | $2.44B |
| Q1 2022 | 312 | $2.51B |
| Q4 2021 | 307 | $2.96B |
| Q3 2021 | 268 | $2.40B |
| Q2 2021 | 251 | $2.20B |
| Q1 2021 | 259 | $2.18B |
Institutions, Q4 2024
Shares, value and share of portfolio for each institution holding California Water Service Group; share changes are against Q3 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| BlackRock, Inc. | 11,166,807 | $506.2M | 0.01% | +740,795+7.1% | Added |
| Vanguard Group Inc | 7,514,709 | $340.6M | 0.01% | +158,295+2.2% | Added |
| State Street Corp | 3,427,803 | $155.4M | 0.01% | +372,545+12.2% | Added |
| T. Rowe Price Investment Management, Inc. | 2,962,783 | $134.3M | 0.08% | −358,601−10.8% | Reduced |
| Amundi | 1,909,039 | $85.5M | 0.03% | −262,525−12.1% | Reduced |
| First Trust Advisors LP | 1,689,977 | $76.6M | 0.07% | +79,658+4.9% | Added |
| Nuance Investments, LLC | 1,490,168 | $67.5M | 2.73% | −143,525−8.8% | Reduced |
| Geode Capital Management, LLC | 1,360,158 | $61.7M | 0.00% | +22,192+1.7% | Added |
| Dimensional Fund Advisors LP | 1,263,790 | $57.3M | 0.01% | −10,715−0.8% | Reduced |
| Northern Trust Corp | 979,138 | $44.4M | 0.01% | +113,622+13.1% | Added |
| Invesco Ltd. | 928,148 | $42.1M | 0.01% | +49,107+5.6% | Added |
| Norges Bank | 838,261 | $38.0M | 0.00% | +274,717+48.7% | Added |
| Morgan Stanley | 793,698 | $36.0M | 0.00% | −91,717−10.4% | Reduced |
| Charles Schwab Investment Management Inc | 722,163 | $32.7M | 0.01% | +11,205+1.6% | Added |
| Cbre Clarion Securities LLC | 648,406 | $29.4M | 0.52% | +36,142+5.9% | Added |
| Bank of New York Mellon Corp | 634,179 | $28.7M | 0.01% | +110,962+21.2% | Added |
| KBC Group NV | 626,296 | $28.4M | 0.08% | −92,013−12.8% | Reduced |
| Legal & General Group Plc | 553,203 | $25.1M | 0.01% | −8,168−1.5% | Reduced |
| Goldman Sachs Group Inc | 529,276 | $24.0M | 0.00% | +206,518+64.0% | Added |
| Triodos Investment Management BV | 493,000 | $22.3M | 1.81% | +45,000+10.0% | Added |
| Nuveen Asset Management, LLC | 317,419 | $14.4M | 0.00% | +15,405+5.1% | Added |
| Qube Research & Technologies Ltd | 310,241 | $14.1M | 0.02% | +60,040+24.0% | Added |
| JPMorgan Chase & Co | 308,704 | $14.0M | 0.00% | +147,043+91.0% | Added |
| Principal Financial Group Inc | 288,923 | $13.1M | 0.01% | +11,328+4.1% | Added |
| UBS Asset Management Americas Inc | 257,225 | $11.7M | 0.00% | +42,926+20.0% | Added |
| Rhumbline Advisers | 195,876 | $8.88M | 0.01% | −10,313−5.0% | Reduced |
| Thematics Asset Management | 186,470 | $8.45M | 0.37% | 00.0% | Unchanged |
| Victory Capital Management Inc | 182,713 | $8.28M | 0.01% | −18,758−9.3% | Reduced |
| ProShare Advisors LLC | 182,201 | $8.26M | 0.02% | +34,831+23.6% | Added |
| Ameriprise Financial Inc | 149,767 | $6.79M | 0.00% | −11,100−6.9% | Reduced |
| Public Sector Pension Investment Board | 148,136 | $6.72M | 0.03% | +23,320+18.7% | Added |
| UBS Group AG | 141,091 | $6.40M | 0.00% | +47,593+50.9% | Added |
| Prudential Financial Inc | 136,249 | $6.18M | 0.01% | −92,550−40.5% | Reduced |
| Barclays PLC | 132,405 | $6.00M | 0.00% | +12,760+10.7% | Added |
| Great West Life Assurance Co | 129,765 | $5.88M | 0.01% | +1,731+1.4% | Added |
| Aptus Capital Advisors, LLC | 124,978 | $5.67M | 0.07% | +22,937+22.5% | Added |
| Deutsche Bank AG | 119,904 | $5.44M | 0.00% | +16,786+16.3% | Added |
| Swiss National Bank | 115,700 | $5.24M | 0.00% | +2,900+2.6% | Added |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 112,180 | $5.09M | 0.03% | +2,851+2.6% | Added |
| Bank of America Corp | 107,360 | $4.87M | 0.00% | −27,648−20.5% | Reduced |
| Kempen Capital Management N.V. | 105,066 | $4.76M | 0.05% | +105,066 | New |
| Raymond James Financial Inc | 103,771 | $4.70M | 0.00% | +103,771 | New |
| Man Group plc | 101,490 | $4.60M | 0.01% | +51,283+102.1% | Added |
| New Age Alpha Advisors, LLC | 98,034 | $4.44M | 0.18% | +98,034 | New |
| Citadel Advisors LLC | 97,792 | $4.43M | 0.00% | −275,994−73.8% | Reduced |
| Northstar Asset Management Inc | 94,843 | $4.30M | 1.13% | +8,263+9.5% | Added |
| American Century Companies Inc | 89,377 | $4.05M | 0.00% | −58,556−39.6% | Reduced |
| Thrivent Financial for Lutherans | 87,115 | $3.95M | 0.01% | −6,654−7.1% | Reduced |
| Citigroup Inc | 87,016 | $3.94M | 0.00% | +14,809+20.5% | Added |
| Arjuna Capital | 84,911 | $3.85M | 1.02% | +16,235+23.6% | Added |
| Cubist Systematic Strategies, LLC | 80,318 | $3.64M | 0.06% | +40,008+99.3% | Added |
| Meiji Yasuda Asset Management Co Ltd. | 79,539 | $3.61M | 0.14% | +1,670+2.1% | Added |
| Martingale Asset Management L P | 76,799 | $3.48M | 0.08% | +9,088+13.4% | Added |
| Assenagon Asset Management S.A. | 70,764 | $3.21M | 0.01% | −182,069−72.0% | Reduced |
| Maryland State Retirement & Pension System | 69,336 | $3.14M | 0.07% | +163+0.2% | Added |
| Millennium Management LLC | 68,850 | $3.12M | 0.00% | −84,544−55.1% | Reduced |
| AQR Capital Management LLC | 65,560 | $2.97M | 0.00% | +24,031+57.9% | Added |
| Alliancebernstein L.P. | 63,714 | $2.89M | 0.00% | 00.0% | Unchanged |
| Wells Fargo & Company | 62,044 | $2.81M | 0.00% | +4,903+8.6% | Added |
| New York State Teachers Retirement System | 61,578 | $2.79M | 0.01% | 00.0% | Unchanged |
| Franklin Resources Inc | 60,811 | $2.76M | 0.00% | +2,553+4.4% | Added |
| NFJ Investment Group, LLC | 60,383 | $2.74M | 0.09% | −1,052−1.7% | Reduced |
| Trexquant Investment LP | 58,231 | $2.64M | 0.03% | +2,781+5.0% | Added |
| Storebrand Asset Management AS | 57,549 | $2.61M | 0.01% | +2,204+4.0% | Added |
| Financial Counselors Inc | 55,805 | $2.53M | 0.04% | −555−1.0% | Reduced |
| California State Teachers Retirement System | 55,060 | $2.50M | 0.00% | +418+0.8% | Added |
| Price T Rowe Associates Inc | 55,017 | $2.49M | 0.00% | −31,421−36.4% | Reduced |
| Clear Harbor Asset Management, LLC | 52,786 | $2.39M | 0.19% | −2,760−5.0% | Reduced |
| TD Asset Management Inc | 47,346 | $2.15M | 0.00% | −15,564−24.7% | Reduced |
| Vontobel Holding Ltd. | 47,155 | $2.14M | 0.01% | +27,058+134.6% | Added |
| Bridge City Capital, LLC | 46,749 | $2.12M | 0.56% | +2,404+5.4% | Added |
| Envestnet Asset Management Inc | 46,747 | $2.12M | 0.00% | +101+0.2% | Added |
| Magellan Asset Management Ltd | 46,248 | $2.10M | 0.02% | −1,059−2.2% | Reduced |
| Mercer Global Advisors Inc | 46,032 | $2.09M | 0.01% | −4,991−9.8% | Reduced |
| Renaissance Technologies LLC | 45,992 | $2.08M | 0.00% | +45,992 | New |
| Macquarie Group Ltd | 44,710 | $2.03M | 0.00% | +13,267+42.2% | Added |
| Mirae Asset Global ETFs Holdings Ltd. | 43,531 | $1.97M | 0.00% | +3,505+8.8% | Added |
| Gabelli Funds LLC | 43,200 | $1.96M | 0.01% | 00.0% | Unchanged |
| Davy Global Fund Management Ltd | 42,875 | $1.94M | 0.23% | −28,386−39.8% | Reduced |
| State of New Jersey Common Pension Fund D | 40,776 | $1.85M | 0.01% | +3,920+10.6% | Added |
| Algert Global LLC | 39,207 | $1.78M | 0.04% | +16,146+70.0% | Added |
| State of Wisconsin Investment Board | 38,374 | $1.74M | 0.00% | −1,401−3.5% | Reduced |
| Verition Fund Management LLC | 38,183 | $1.73M | 0.01% | +24,884+187.1% | Added |
| Kovitz Investment Group Partners, LLC | 38,065 | $1.73M | 0.01% | −2,164−5.4% | Reduced |
| D. E. Shaw & Co., Inc. | 37,197 | $1.69M | 0.00% | +21,220+132.8% | Added |
| Nia Impact Advisors, LLC | 37,127 | $1.68M | 0.55% | −423−1.1% | Reduced |
| Duff & Phelps Investment Management Co | 36,335 | $1.65M | 0.02% | −27,219−42.8% | Reduced |
| Graham Capital Management, L.P. | 35,666 | $1.62M | 0.05% | +21,606+153.7% | Added |
| MetLife Investment Management | 35,292 | $1.60M | 0.01% | +2,315+7.0% | Added |
| CoreCommodity Management, LLC | 35,233 | $1.60M | 0.31% | −83−0.2% | Reduced |
| Skandinaviska Enskilda Banken AB (publ) | 34,639 | $1.58M | 0.01% | +34,639 | New |
| State of Alaska, Department of Revenue | 33,800 | $1.53M | 0.02% | +231+0.7% | Added |
| Illinois Municipal Retirement Fund | 32,603 | $1.48M | 0.02% | +1,608+5.2% | Added |
| Corebridge Financial, Inc. | 31,731 | $1.44M | 0.01% | −1,532−4.6% | Reduced |
| Susquehanna Fundamental Investments, LLC | 31,397 | $1.42M | 0.02% | +31,397 | New |
| Bank of Montreal | 31,316 | $1.42M | 0.00% | −2,453−7.3% | Reduced |
| Mariner, LLC | 31,276 | $1.42M | 0.00% | +8,299+36.1% | Added |
| SG Americas Securities, LLC | 31,205 | $1.42M | 0.01% | +20,991+205.5% | Added |
| Ensign Peak Advisors, Inc | 31,064 | $1.41M | 0.00% | 00.0% | Unchanged |
| Manufacturers Life Insurance Company, The | 30,855 | $1.40M | 0.00% | −535−1.7% | Reduced |