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, Q1 2024
Institutional positions in California Water Service Group as of Mar 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
- 275
- −6 vs. Q4 2023
- Shares held
- 48.8M
- +1.13M (+2.4%) vs. Q4 2023
- Total value
- $2.27B
- −$203.7M (−8.2%) vs. Q4 2023
- New holders
- 31
- 98 more added
- Sold out
- 37
- 97 more reduced
4 institutions that held it in Q4 2023 haven't filed for Q1 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2023: 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, Q1 2024
Shares, value and share of portfolio for each institution holding California Water Service Group; share changes are against Q4 2023.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| BlackRock Inc. | 10,734,480 | $498.9M | 0.01% | +46,697+0.4% | Added |
| Vanguard Group Inc | 7,198,981 | $334.6M | 0.01% | +232,344+3.3% | Added |
| State Street Corp | 3,454,324 | $160.6M | 0.01% | +22,022+0.6% | Added |
| T. Rowe Price Investment Management, Inc. | 3,199,034 | $148.7M | 0.09% | +290,497+10.0% | Added |
| Nuance Investments, LLC | 3,013,749 | $140.1M | 3.67% | +872,865+40.8% | Added |
| Amundi | 1,990,028 | $91.8M | 0.04% | +340,807+20.7% | Added |
| Geode Capital Management, LLC | 1,263,454 | $58.7M | 0.01% | +34,380+2.8% | Added |
| Dimensional Fund Advisors LP | 1,263,029 | $58.7M | 0.02% | +13,979+1.1% | Added |
| Invesco Ltd. | 990,840 | $46.1M | 0.01% | +116,366+13.3% | Added |
| Northern Trust Corp | 984,820 | $45.8M | 0.01% | +21,208+2.2% | Added |
| Impax Asset Management Group plc | 861,344 | $40.0M | 0.15% | −709,427−45.2% | Reduced |
| Morgan Stanley | 733,221 | $34.1M | 0.00% | −7,724−1.0% | Reduced |
| First Trust Advisors LP | 723,751 | $33.6M | 0.03% | +101,927+16.4% | Added |
| KBC Group NV | 702,993 | $32.7M | 0.10% | +48,732+7.4% | Added |
| Deprince Race & Zollo Inc | 673,907 | $31.3M | 0.67% | +3,310+0.5% | Added |
| Charles Schwab Investment Management Inc | 641,825 | $29.8M | 0.01% | +28,244+4.6% | Added |
| Legal & General Group Plc | 620,338 | $28.8M | 0.01% | +23,403+3.9% | Added |
| Norges Bank | 581,016 | $27.0M | 0.00% | +29,366+5.3% | Added |
| Bank of New York Mellon Corp | 561,532 | $26.1M | 0.01% | −60,024−9.7% | Reduced |
| Triodos Investment Management BV | 448,000 | $20.8M | 1.88% | +448,000 | New |
| Granite Investment Partners, LLC | 302,204 | $14.0M | 0.53% | −11,321−3.6% | Reduced |
| Principal Financial Group Inc | 300,009 | $13.9M | 0.01% | −16,044−5.1% | Reduced |
| Victory Capital Management Inc | 295,628 | $13.7M | 0.01% | +18,428+6.6% | Added |
| Raymond James & Associates | 248,859 | $11.6M | 0.01% | +68,686+38.1% | Added |
| JPMorgan Chase & Co | 225,024 | $10.5M | 0.00% | +42,684+23.4% | Added |
| Rhumbline Advisers | 214,207 | $9.96M | 0.01% | +2,845+1.3% | Added |
| Russell Investments Group, Ltd. | 194,093 | $9.02M | 0.01% | +31,522+19.4% | Added |
| Goldman Sachs Group Inc | 188,379 | $8.76M | 0.00% | +29,167+18.3% | Added |
| ProShare Advisors LLC | 182,576 | $8.49M | 0.02% | +18,388+11.2% | Added |
| Ameriprise Financial Inc | 180,761 | $8.40M | 0.00% | −10,310−5.4% | Reduced |
| Nuveen Asset Management, LLC | 178,591 | $8.30M | 0.00% | −1,787−1.0% | Reduced |
| Cbre Clarion Securities LLC | 177,225 | $8.24M | 0.15% | +177,225 | New |
| Bank of America Corp | 173,735 | $8.08M | 0.00% | +9,822+6.0% | Added |
| Thematics Asset Management | 172,470 | $8.02M | 0.33% | +12,000+7.5% | Added |
| Zimmer Partners, LP | 171,195 | $7.96M | 0.17% | +171,195 | New |
| UBS Asset Management Americas Inc | 158,737 | $7.38M | 0.00% | +26,786+20.3% | Added |
| Renaissance Technologies LLC | 145,900 | $6.78M | 0.01% | +104,850+255.4% | Added |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 140,084 | $6.51M | 0.02% | −43,932−23.9% | Reduced |
| Great West Life Assurance Co | 123,408 | $5.74M | 0.01% | +8,112+7.0% | Added |
| Public Sector Pension Investment Board | 118,293 | $5.50M | 0.04% | −1,470−1.2% | Reduced |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 114,769 | $5.33M | 0.04% | +7,116+6.6% | Added |
| Swiss National Bank | 113,700 | $5.28M | 0.00% | 00.0% | Unchanged |
| Deutsche Bank AG | 106,286 | $4.94M | 0.00% | +2,690+2.6% | Added |
| UBS Group AG | 98,729 | $4.59M | 0.00% | +19,522+24.6% | Added |
| Northstar Asset Management Inc | 94,747 | $4.40M | 0.77% | +17,786+23.1% | Added |
| Price T Rowe Associates Inc | 85,049 | $3.95M | 0.00% | +1,495+1.8% | Added |
| Raymond James Financial Services Advisors, Inc. | 83,373 | $3.88M | 0.01% | +3,387+4.2% | Added |
| Barclays PLC | 82,122 | $3.82M | 0.00% | −20,385−19.9% | Reduced |
| Meiji Yasuda Asset Management Co Ltd. | 81,997 | $3.81M | 0.16% | +19,365+30.9% | Added |
| Prudential Financial Inc | 81,024 | $3.77M | 0.01% | +14,840+22.4% | Added |
| NFJ Investment Group, LLC | 79,199 | $3.68M | 0.10% | +4,023+5.4% | Added |
| Aptus Capital Advisors, LLC | 70,686 | $3.29M | 0.07% | +7,495+11.9% | Added |
| Storebrand Asset Management AS | 67,975 | $3.16M | 0.01% | +506+0.7% | Added |
| Maryland State Retirement & Pension System | 70,104 | $3.08M | 0.06% | +529+0.8% | Added |
| Wells Fargo & Company | 65,116 | $3.03M | 0.00% | +8,103+14.2% | Added |
| Alliancebernstein L.P. | 64,982 | $3.02M | 0.00% | −12,982−16.7% | Reduced |
| Credit Suisse AG | 64,705 | $3.01M | 0.00% | +1,799+2.9% | Added |
| Voloridge Investment Management, LLC | 63,068 | $2.93M | 0.01% | +29,891+90.1% | Added |
| State of New Jersey Common Pension Fund D | 61,358 | $2.85M | 0.01% | +12,041+24.4% | Added |
| Citadel Advisors LLC | 61,258 | $2.85M | 0.00% | +61,258 | New |
| Clear Harbor Asset Management, LLC | 59,681 | $2.77M | 0.24% | −1,500−2.5% | Reduced |
| California State Teachers Retirement System | 57,724 | $2.68M | 0.00% | −3,166−5.2% | Reduced |
| New York State Teachers Retirement System | 57,342 | $2.67M | 0.01% | −100−0.2% | Reduced |
| Financial Counselors Inc | 56,680 | $2.63M | 0.04% | −70−0.1% | Reduced |
| New York State Common Retirement Fund | 56,319 | $2.62M | 0.00% | −120.0% | Reduced |
| Davy Global Fund Management Ltd | 55,721 | $2.59M | 0.29% | +7,857+16.4% | Added |
| American Century Companies Inc | 55,231 | $2.57M | 0.00% | +55,231 | New |
| Mercer Global Advisors Inc | 53,619 | $2.49M | 0.01% | +1,436+2.8% | Added |
| TD Asset Management Inc | 51,710 | $2.40M | 0.00% | −29,930−36.7% | Reduced |
| Envestnet Asset Management Inc | 51,193 | $2.38M | 0.00% | +93+0.2% | Added |
| Texas Permanent School Fund | 50,508 | $2.35M | 0.02% | +654+1.3% | Added |
| Thrivent Financial for Lutherans | 50,065 | $2.33M | 0.00% | −1,360−2.6% | Reduced |
| BNP Paribas Arbitrage, SA | 46,440 | $2.16M | 0.00% | +2,794+6.4% | Added |
| Citigroup Inc | 43,947 | $2.04M | 0.00% | +8,995+25.7% | Added |
| Mariner, LLC | 43,263 | $2.01M | 0.00% | +14,616+51.0% | Added |
| Gabelli Funds LLC | 43,200 | $2.01M | 0.01% | 00.0% | Unchanged |
| State of Wisconsin Investment Board | 42,824 | $1.99M | 0.01% | +37,351+682.5% | Added |
| Nia Impact Advisors, LLC | 38,959 | $1.81M | 0.72% | +38,959 | New |
| Bank of Montreal | 37,590 | $1.76M | 0.00% | −14,594−28.0% | Reduced |
| Martingale Asset Management L P | 37,351 | $1.74M | 0.03% | +30.0% | Added |
| Magellan Asset Management Ltd | 36,866 | $1.71M | 0.02% | −246−0.7% | Reduced |
| First National Corp | 31,824 | $1.65M | 0.41% | −103−0.3% | Reduced |
| State of Alaska, Department of Revenue | 35,157 | $1.63M | 0.02% | −347−1.0% | Reduced |
| Mirae Asset Global Investments Co., Ltd. | 27,942 | $1.60M | 0.00% | −3,992−12.5% | Reduced |
| Macquarie Group Ltd | 34,151 | $1.59M | 0.00% | +1,457+4.5% | Added |
| Illinois Municipal Retirement Fund | 32,828 | $1.53M | 0.02% | +500+1.5% | Added |
| American International Group, Inc. | 31,181 | $1.45M | 0.01% | −279−0.9% | Reduced |
| Manufacturers Life Insurance Company, The | 31,016 | $1.44M | 0.00% | +2,290+8.0% | Added |
| CoreCommodity Management, LLC | 30,922 | $1.44M | 0.51% | −11,128−26.5% | Reduced |
| MetLife Investment Management | 29,456 | $1.37M | 0.01% | −880−2.9% | Reduced |
| Bridge City Capital, LLC | 29,243 | $1.36M | 0.50% | +222+0.8% | Added |
| Janus Henderson Group PLC | 28,894 | $1.34M | 0.00% | +10.0% | Added |
| Louisiana State Employees Retirement System | 28,600 | $1.33M | 0.03% | −300−1.0% | Reduced |
| Private Advisor Group, LLC | 26,393 | $1.23M | 0.01% | −1,189−4.3% | Reduced |
| Exchange Traded Concepts, LLC | 26,291 | $1.22M | 0.03% | +2,299+9.6% | Added |
| Yousif Capital Management, LLC | 26,040 | $1.21M | 0.01% | −2,476−8.7% | Reduced |
| Ensign Peak Advisors, Inc | 26,014 | $1.21M | 0.00% | −1,312−4.8% | Reduced |
| Comerica Bank | 25,279 | $1.17M | 0.01% | −6,131−19.5% | Reduced |
| State Board of Administration of Florida Retirement System | 19,503 | $1.14M | 0.00% | +2,994+18.1% | Added |
| Advisor Group Holdings, Inc. | 24,136 | $1.12M | 0.00% | −2,956−10.9% | Reduced |