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 2022
Institutional positions in California Water Service Group as of Dec 31, 2022. 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
- 295
- +20 vs. Q3 2022
- Shares held
- 45.1M
- +1.27M (+2.9%) vs. Q3 2022
- Total value
- $2.73B
- +$422.2M (+18.3%) vs. Q3 2022
- New holders
- 43
- 101 more added
- Sold out
- 23
- 88 more reduced
6 institutions that held it in Q3 2022 haven't filed for Q4 2022 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 2022: 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 2022
Shares, value and share of portfolio for each institution holding California Water Service Group; share changes are against Q3 2022.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| BlackRock Inc. | 10,409,635 | $631.2M | 0.02% | +680,947+7.0% | Added |
| Vanguard Group Inc | 6,761,651 | $410.0M | 0.01% | +137,341+2.1% | Added |
| State Street Corp | 5,337,022 | $323.6M | 0.02% | +210,847+4.1% | Added |
| T. Rowe Price Investment Management, Inc. | 2,330,347 | $141.3M | 0.11% | +126,979+5.8% | Added |
| Pictet Asset Management SA | 1,583,789 | $96.0M | 0.14% | −63,531−3.9% | Reduced |
| Impax Asset Management Group plc | 1,523,505 | $92.4M | 0.41% | −32,029−2.1% | Reduced |
| Dimensional Fund Advisors LP | 1,257,524 | $76.3M | 0.03% | +13,968+1.1% | Added |
| Amundi | 1,135,700 | $69.4M | 0.04% | +292,111+34.6% | Added |
| Invesco Ltd. | 1,016,526 | $61.6M | 0.02% | −261,771−20.5% | Reduced |
| Geode Capital Management, LLC | 1,001,118 | $60.7M | 0.01% | +41,330+4.3% | Added |
| Northern Trust Corp | 971,834 | $58.9M | 0.01% | +66,931+7.4% | Added |
| Nuance Investments, LLC | 846,234 | $51.3M | 1.07% | −298,370−26.1% | Reduced |
| Bank of New York Mellon Corp | 687,823 | $41.7M | 0.01% | −53,798−7.3% | Reduced |
| Morgan Stanley | 643,807 | $39.0M | 0.00% | +111,494+20.9% | Added |
| Charles Schwab Investment Management Inc | 521,022 | $31.6M | 0.01% | +15,088+3.0% | Added |
| Norges Bank | 517,592 | $31.4M | 0.01% | +50,583+10.8% | Added |
| KBC Group NV | 506,420 | $30.7M | 0.15% | +16,496+3.4% | Added |
| Legal & General Group Plc | 497,310 | $30.2M | 0.01% | +23,643+5.0% | Added |
| First Trust Advisors LP | 470,634 | $28.5M | 0.03% | −12,355−2.6% | Reduced |
| Principal Financial Group Inc | 335,614 | $20.4M | 0.02% | +430.0% | Added |
| Granite Investment Partners, LLC | 334,061 | $20.3M | 0.84% | −4,712−1.4% | Reduced |
| Personal Capital Advisors Corp | 326,133 | $19.8M | 0.10% | +6,134+1.9% | Added |
| Ameriprise Financial Inc | 228,932 | $13.9M | 0.00% | −3,142−1.4% | Reduced |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 195,974 | $11.9M | 0.06% | +51,180+35.3% | Added |
| Nuveen Asset Management, LLC | 181,221 | $11.0M | 0.00% | +1,155+0.6% | Added |
| Goldman Sachs Group Inc | 180,127 | $10.9M | 0.00% | +30,987+20.8% | Added |
| Rhumbline Advisers | 166,728 | $10.1M | 0.01% | +2,714+1.7% | Added |
| ProShare Advisors LLC | 153,233 | $9.29M | 0.03% | +9,660+6.7% | Added |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 144,553 | $8.77M | 0.07% | +19,864+15.9% | Added |
| Deutsche Bank AG | 134,822 | $8.18M | 0.00% | +24,496+22.2% | Added |
| Thematics Asset Management | 132,470 | $8.03M | 0.49% | +132,470 | New |
| Swiss National Bank | 131,300 | $7.96M | 0.01% | +3,800+3.0% | Added |
| Millennium Management LLC | 129,964 | $7.88M | 0.01% | +110,136+555.5% | Added |
| TD Asset Management Inc | 124,040 | $7.52M | 0.01% | +2,000+1.6% | Added |
| UBS Asset Management Americas Inc | 122,155 | $7.41M | 0.00% | +15,634+14.7% | Added |
| Great West Life Assurance Co | 101,649 | $6.18M | 0.02% | +5,943+6.2% | Added |
| Public Sector Pension Investment Board | 99,741 | $6.05M | 0.05% | +199+0.2% | Added |
| JPMorgan Chase & Co | 96,154 | $5.83M | 0.00% | −904−0.9% | Reduced |
| Raymond James & Associates | 89,801 | $5.45M | 0.01% | −37,403−29.4% | Reduced |
| Alliancebernstein L.P. | 88,821 | $5.39M | 0.00% | +4,296+5.1% | Added |
| Price T Rowe Associates Inc | 75,249 | $4.56M | 0.00% | +2,284+3.1% | Added |
| New York State Common Retirement Fund | 72,091 | $4.37M | 0.01% | −150.0% | Reduced |
| California State Teachers Retirement System | 68,961 | $4.18M | 0.01% | +1,259+1.9% | Added |
| Storebrand Asset Management AS | 68,373 | $4.15M | 0.02% | +4,746+7.5% | Added |
| Northstar Asset Management Inc | 67,176 | $4.07M | 1.36% | +819+1.2% | Added |
| UBS Group AG | 66,206 | $4.01M | 0.00% | +15,273+30.0% | Added |
| Clear Harbor Asset Management, LLC | 64,690 | $3.92M | 0.49% | −874−1.3% | Reduced |
| Aptus Capital Advisors, LLC | 63,061 | $3.82M | 0.13% | +6,727+11.9% | Added |
| Bank of America Corp | 60,649 | $3.68M | 0.00% | +1,061+1.8% | Added |
| Raymond James Financial Services Advisors, Inc. | 58,416 | $3.54M | 0.01% | +2,747+4.9% | Added |
| New York State Teachers Retirement System | 58,142 | $3.53M | 0.01% | +100+0.2% | Added |
| Financial Counselors Inc | 56,640 | $3.44M | 0.08% | −115−0.2% | Reduced |
| Thrivent Financial for Lutherans | 56,236 | $3.41M | 0.01% | +47+0.1% | Added |
| Prudential Financial Inc | 55,120 | $3.34M | 0.01% | −59−0.1% | Reduced |
| Mercer Global Advisors Inc | 50,098 | $3.04M | 0.02% | +4,755+10.5% | Added |
| Envestnet Asset Management Inc | 48,508 | $2.94M | 0.00% | −233−0.5% | Reduced |
| Credit Suisse AG | 47,463 | $2.88M | 0.00% | −491−1.0% | Reduced |
| First National Corp | 46,612 | $2.83M | 0.70% | −2,014−4.1% | Reduced |
| Nia Impact Advisors, LLC | 45,283 | $2.75M | 1.59% | +2,976+7.0% | Added |
| Comerica Bank | 42,919 | $2.68M | 0.02% | −12,600−22.7% | Reduced |
| Citadel Advisors LLC | 44,007 | $2.67M | 0.00% | −31,446−41.7% | Reduced |
| Bank of Montreal | 41,751 | $2.67M | 0.00% | −2,419−5.5% | Reduced |
| Gabelli Funds LLC | 43,500 | $2.64M | 0.02% | −100−0.2% | Reduced |
| Wells Fargo & Company | 42,415 | $2.57M | 0.00% | +1,342+3.3% | Added |
| Cubist Systematic Strategies, LLC | 42,002 | $2.55M | 0.02% | +18,084+75.6% | Added |
| Magellan Asset Management Ltd | 38,604 | $2.34M | 0.02% | −3,119−7.5% | Reduced |
| State of Alaska, Department of Revenue | 38,175 | $2.31M | 0.03% | +522+1.4% | Added |
| Martingale Asset Management L P | 37,292 | $2.26M | 0.04% | +279+0.8% | Added |
| Renaissance Technologies LLC | 37,100 | $2.25M | 0.00% | −33,300−47.3% | Reduced |
| Texas Permanent School Fund | 36,858 | $2.23M | 0.03% | −2,237−5.7% | Reduced |
| CoreCommodity Management, LLC | 36,061 | $2.19M | 0.67% | −60−0.2% | Reduced |
| BNP Paribas Arbitrage, SA | 36,017 | $2.18M | 0.01% | −9,031−20.0% | Reduced |
| Maryland State Retirement & Pension System | 35,826 | $2.17M | 0.06% | +13,632+61.4% | Added |
| State of New Jersey Common Pension Fund D | 35,770 | $2.17M | 0.01% | −4,031−10.1% | Reduced |
| Yousif Capital Management, LLC | 34,788 | $2.11M | 0.03% | −8,935−20.4% | Reduced |
| Bridgewater Associates, LP | 32,919 | $2.00M | 0.01% | −1,194−3.5% | Reduced |
| Citigroup Inc | 32,888 | $1.99M | 0.00% | +7,044+27.3% | Added |
| Voloridge Investment Management, LLC | 32,842 | $1.99M | 0.01% | +9,192+38.9% | Added |
| AQR Capital Management LLC | 30,491 | $1.85M | 0.00% | +3,924+14.8% | Added |
| Schroder Investment Management Group | 29,590 | $1.79M | 0.00% | +16,230+121.5% | Added |
| American International Group, Inc. | 29,537 | $1.79M | 0.01% | −199−0.7% | Reduced |
| Creative Planning | 29,269 | $1.77M | 0.00% | +8,475+40.8% | Added |
| MetLife Investment Management | 28,612 | $1.74M | 0.01% | 00.0% | Unchanged |
| Mirae Asset Global Investments Co., Ltd. | 27,888 | $1.69M | 0.00% | +317+1.1% | Added |
| Royal Bank of Canada | 27,746 | $1.68M | 0.00% | +2,376+9.4% | Added |
| Barclays PLC | 26,367 | $1.60M | 0.00% | +2,982+12.8% | Added |
| Arjuna Capital | 26,242 | $1.59M | 0.73% | +26,242 | New |
| Louisiana State Employees Retirement System | 26,000 | $1.58M | 0.04% | 00.0% | Unchanged |
| Bridge City Capital, LLC | 25,924 | $1.57M | 0.81% | −178−0.7% | Reduced |
| Amalgamated Bank | 25,406 | $1.54M | 0.01% | +92+0.4% | Added |
| Macquarie Group Ltd | 24,816 | $1.50M | 0.00% | +7,945+47.1% | Added |
| Teton Advisors, Inc. | 23,600 | $1.43M | 0.37% | 00.0% | Unchanged |
| State of Tennessee, Treasury Department | 22,890 | $1.39M | 0.01% | 00.0% | Unchanged |
| Voya Investment Management LLC | 22,787 | $1.38M | 0.00% | −52,772−69.8% | Reduced |
| Exchange Traded Concepts, LLC | 22,742 | $1.38M | 0.04% | +691+3.1% | Added |
| Summit Global Investments | 22,587 | $1.37M | 0.12% | +7,115+46.0% | Added |
| Wulff, Hansen & Co. | 22,585 | $1.37M | 1.66% | 00.0% | Unchanged |
| SG Americas Securities, LLC | 22,182 | $1.34M | 0.02% | −3,937−15.1% | Reduced |
| Hoylecohen, LLC | 21,886 | $1.33M | 0.13% | +306+1.4% | Added |
| Manufacturers Life Insurance Company, The | 21,700 | $1.32M | 0.00% | +328+1.5% | Added |