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, Q3 2023
Institutional positions in California Water Service Group as of Sep 30, 2023. 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
- 273
- −11 vs. Q2 2023
- Shares held
- 47.8M
- +2.15M (+4.7%) vs. Q2 2023
- Total value
- $2.26B
- −$95.9M (−4.1%) vs. Q2 2023
- New holders
- 23
- 104 more added
- Sold out
- 34
- 92 more reduced
2 institutions that held it in Q2 2023 haven't filed for Q3 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 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, Q3 2023
Shares, value and share of portfolio for each institution holding California Water Service Group; share changes are against Q2 2023.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| BlackRock Inc. | 10,622,145 | $502.5M | 0.01% | +290,796+2.8% | Added |
| Vanguard Group Inc | 7,099,486 | $335.9M | 0.01% | +270,786+4.0% | Added |
| State Street Corp | 3,403,617 | $161.0M | 0.01% | −1,669,984−32.9% | Reduced |
| T. Rowe Price Investment Management, Inc. | 2,678,948 | $126.7M | 0.09% | +347,673+14.9% | Added |
| Nuance Investments, LLC | 2,175,780 | $102.9M | 2.52% | +479,457+28.3% | Added |
| Amundi | 1,607,758 | $76.3M | 0.04% | +249,085+18.3% | Added |
| Impax Asset Management Group plc | 1,570,771 | $74.3M | 0.33% | +47,266+3.1% | Added |
| Dimensional Fund Advisors LP | 1,238,057 | $58.6M | 0.02% | +5,809+0.5% | Added |
| Geode Capital Management, LLC | 1,170,603 | $55.4M | 0.01% | +70,735+6.4% | Added |
| Invesco Ltd. | 1,096,314 | $51.9M | 0.01% | +240,944+28.2% | Added |
| Pictet Asset Management Holding SA | 1,082,651 | $51.2M | 0.06% | +1,082,651 | New |
| Northern Trust Corp | 1,024,905 | $48.5M | 0.01% | +43,285+4.4% | Added |
| Morgan Stanley | 726,445 | $34.4M | 0.00% | +39,879+5.8% | Added |
| Deprince Race & Zollo Inc | 683,724 | $32.3M | 0.79% | +683,724 | New |
| KBC Group NV | 654,261 | $31.0M | 0.13% | +95,501+17.1% | Added |
| Bank of New York Mellon Corp | 644,890 | $30.5M | 0.01% | −12,759−1.9% | Reduced |
| First Trust Advisors LP | 625,929 | $29.6M | 0.04% | +119,898+23.7% | Added |
| Charles Schwab Investment Management Inc | 581,528 | $27.5M | 0.01% | +40,655+7.5% | Added |
| Norges Bank | 576,073 | $27.3M | 0.01% | +11,574+2.1% | Added |
| Legal & General Group Plc | 575,693 | $27.2M | 0.01% | +24,502+4.4% | Added |
| Empower Advisory Group, LLC | 352,969 | $16.7M | 0.07% | +11,870+3.5% | Added |
| Granite Investment Partners, LLC | 327,331 | $15.5M | 0.65% | +252+0.1% | Added |
| Principal Financial Group Inc | 321,109 | $15.2M | 0.01% | −4,356−1.3% | Reduced |
| Russell Investments Group, Ltd. | 233,213 | $11.0M | 0.02% | +233,021+121,365.1% | Added |
| Marshall Wace, LLP | 225,686 | $10.7M | 0.02% | −233,460−50.8% | Reduced |
| Nuveen Asset Management, LLC | 223,590 | $10.6M | 0.00% | +60,189+36.8% | Added |
| Rhumbline Advisers | 212,413 | $10.0M | 0.01% | +3,662+1.8% | Added |
| Ameriprise Financial Inc | 199,962 | $9.46M | 0.00% | −11,567−5.5% | Reduced |
| Goldman Sachs Group Inc | 195,984 | $9.27M | 0.00% | −53,506−21.4% | Reduced |
| Raymond James & Associates | 175,973 | $8.33M | 0.01% | +46,303+35.7% | Added |
| ProShare Advisors LLC | 175,260 | $8.29M | 0.03% | +16,094+10.1% | Added |
| Thematics Asset Management | 170,470 | $8.06M | 0.40% | +10,000+6.2% | Added |
| Bank of America Corp | 141,260 | $6.68M | 0.00% | +47,819+51.2% | Added |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 133,080 | $6.30M | 0.05% | −23,358−14.9% | Reduced |
| Victory Capital Management Inc | 131,380 | $6.22M | 0.01% | +116,185+764.6% | Added |
| UBS Asset Management Americas Inc | 128,126 | $6.06M | 0.00% | +2,394+1.9% | Added |
| Swiss National Bank | 123,100 | $5.82M | 0.00% | +2,100+1.7% | Added |
| JPMorgan Chase & Co | 117,283 | $5.55M | 0.00% | −45,853−28.1% | Reduced |
| Great West Life Assurance Co | 111,931 | $5.29M | 0.01% | +1,936+1.8% | Added |
| Deutsche Bank AG | 110,681 | $5.24M | 0.00% | −56,159−33.7% | Reduced |
| SG Americas Securities, LLC | 95,226 | $4.50M | 0.06% | +95,226 | New |
| TD Asset Management Inc | 85,140 | $4.03M | 0.00% | +2,700+3.3% | Added |
| Price T Rowe Associates Inc | 81,085 | $3.84M | 0.00% | +360+0.4% | Added |
| NFJ Investment Group, LLC | 80,709 | $3.82M | 0.11% | +80,709 | New |
| Northstar Asset Management Inc | 77,169 | $3.65M | 1.17% | +1,673+2.2% | Added |
| Alliancebernstein L.P. | 75,777 | $3.59M | 0.00% | +852+1.1% | Added |
| Storebrand Asset Management AS | 72,895 | $3.45M | 0.02% | −468−0.6% | Reduced |
| Public Sector Pension Investment Board | 71,318 | $3.37M | 0.02% | −28,067−28.2% | Reduced |
| Maryland State Retirement & Pension System | 69,133 | $3.27M | 0.08% | −11,818−14.6% | Reduced |
| UBS Group AG | 68,282 | $3.23M | 0.00% | −21,306−23.8% | Reduced |
| Prudential Financial Inc | 67,417 | $3.19M | 0.00% | −1,845−2.7% | Reduced |
| Allspring Global Investments Holdings, LLC | 66,889 | $3.16M | 0.01% | −56,461−45.8% | Reduced |
| Raymond James Financial Services Advisors, Inc. | 65,799 | $3.11M | 0.01% | +3,174+5.1% | Added |
| Voloridge Investment Management, LLC | 64,939 | $3.07M | 0.02% | −22,371−25.6% | Reduced |
| Meiji Yasuda Asset Management Co Ltd. | 64,595 | $3.06M | 0.14% | 00.0% | Unchanged |
| Aptus Capital Advisors, LLC | 63,893 | $3.02M | 0.09% | −13,104−17.0% | Reduced |
| New York State Teachers Retirement System | 62,989 | $2.98M | 0.01% | +5,247+9.1% | Added |
| California State Teachers Retirement System | 62,257 | $2.95M | 0.00% | −5,338−7.9% | Reduced |
| Clear Harbor Asset Management, LLC | 62,101 | $2.94M | 0.31% | −75−0.1% | Reduced |
| Credit Suisse AG | 57,751 | $2.73M | 0.00% | −2,331−3.9% | Reduced |
| Financial Counselors Inc | 56,775 | $2.69M | 0.05% | −283−0.5% | Reduced |
| New York State Common Retirement Fund | 56,635 | $2.68M | 0.00% | +1,273+2.3% | Added |
| Edgestream Partners, L.P. | 56,042 | $2.65M | 0.21% | +41,259+279.1% | Added |
| Bank of Montreal | 49,530 | $2.53M | 0.00% | +878+1.8% | Added |
| Thrivent Financial for Lutherans | 52,786 | $2.50M | 0.01% | −777−1.5% | Reduced |
| Wells Fargo & Company | 52,562 | $2.49M | 0.00% | −20,085−27.6% | Reduced |
| Mercer Global Advisors Inc | 52,287 | $2.47M | 0.01% | +689+1.3% | Added |
| Envestnet Asset Management Inc | 51,708 | $2.45M | 0.00% | −621−1.2% | Reduced |
| Susquehanna International Group, LLP | 49,468 | $2.34M | 0.00% | +33,546+210.7% | Added |
| State of New Jersey Common Pension Fund D | 49,317 | $2.33M | 0.01% | +7,219+17.1% | Added |
| Texas Permanent School Fund | 49,005 | $2.32M | 0.02% | −294−0.6% | Reduced |
| BNP Paribas Arbitrage, SA | 47,503 | $2.25M | 0.00% | +8,719+22.5% | Added |
| Squarepoint Ops LLC | 45,339 | $2.14M | 0.01% | +16,133+55.2% | Added |
| Renaissance Technologies LLC | 43,800 | $2.07M | 0.00% | +27,886+175.2% | Added |
| Gabelli Funds LLC | 43,200 | $2.04M | 0.02% | 00.0% | Unchanged |
| Barclays PLC | 38,256 | $1.81M | 0.00% | −4,381−10.3% | Reduced |
| Magellan Asset Management Ltd | 38,115 | $1.80M | 0.02% | +423+1.1% | Added |
| Martingale Asset Management L P | 37,571 | $1.78M | 0.04% | +494+1.3% | Added |
| State of Alaska, Department of Revenue | 35,934 | $1.70M | 0.02% | −879−2.4% | Reduced |
| CoreCommodity Management, LLC | 35,312 | $1.67M | 0.56% | −305−0.9% | Reduced |
| First National Corp | 34,968 | $1.65M | 0.44% | −7,820−18.3% | Reduced |
| Millennium Management LLC | 33,639 | $1.59M | 0.00% | −299,873−89.9% | Reduced |
| Illinois Municipal Retirement Fund | 32,878 | $1.55M | 0.03% | +32,878 | New |
| Mariner, LLC | 32,600 | $1.54M | 0.00% | +11,107+51.7% | Added |
| Mirae Asset Global Investments Co., Ltd. | 31,854 | $1.51M | 0.00% | +3,929+14.1% | Added |
| Janus Henderson Group PLC | 31,838 | $1.51M | 0.00% | +6,512+25.7% | Added |
| American International Group, Inc. | 31,723 | $1.50M | 0.01% | +1,597+5.3% | Added |
| D. E. Shaw & Co., Inc. | 31,584 | $1.49M | 0.00% | +1,251+4.1% | Added |
| Comerica Bank | 31,485 | $1.49M | 0.01% | +31,485 | New |
| MetLife Investment Management | 30,336 | $1.44M | 0.01% | +1,121+3.8% | Added |
| State of Tennessee, Treasury Department | 29,998 | $1.42M | 0.01% | 00.0% | Unchanged |
| Louisiana State Employees Retirement System | 29,400 | $1.39M | 0.03% | 00.0% | Unchanged |
| Advisor Group Holdings, Inc. | 29,166 | $1.38M | 0.00% | +3,904+15.5% | Added |
| Manufacturers Life Insurance Company, The | 28,702 | $1.36M | 0.00% | +6,263+27.9% | Added |
| Yousif Capital Management, LLC | 28,581 | $1.35M | 0.02% | −979−3.3% | Reduced |
| Macquarie Group Ltd | 28,145 | $1.33M | 0.00% | +6,088+27.6% | Added |
| Royal Bank of Canada | 28,017 | $1.33M | 0.00% | +4,969+21.6% | Added |
| Private Advisor Group, LLC | 27,987 | $1.32M | 0.01% | −996−3.4% | Reduced |
| Allianz Asset Management GmbH | 26,400 | $1.25M | 0.00% | +11,000+71.4% | Added |
| Ensign Peak Advisors, Inc | 26,126 | $1.24M | 0.00% | +3,000+13.0% | Added |