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, Q2 2023
Institutional positions in California Water Service Group as of Jun 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
- 286
- −11 vs. Q1 2023
- Shares held
- 47.1M
- +2.26M (+5.0%) vs. Q1 2023
- Total value
- $2.44B
- −$178.0M (−6.8%) vs. Q1 2023
- New holders
- 26
- 117 more added
- Sold out
- 37
- 89 more reduced
2 institutions that held it in Q1 2023 haven't filed for Q2 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 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, Q2 2023
Shares, value and share of portfolio for each institution holding California Water Service Group; share changes are against Q1 2023.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| BlackRock Inc. | 10,331,349 | $533.4M | 0.01% | +30,785+0.3% | Added |
| Vanguard Group Inc | 6,828,700 | $352.6M | 0.01% | +84,301+1.2% | Added |
| State Street Corp | 5,073,601 | $262.0M | 0.01% | +198,470+4.1% | Added |
| T. Rowe Price Investment Management, Inc. | 2,331,275 | $120.4M | 0.08% | −25,248−1.1% | Reduced |
| Nuance Investments, LLC | 1,696,323 | $87.6M | 1.87% | +857,038+102.1% | Added |
| Impax Asset Management Group plc | 1,523,505 | $78.7M | 0.32% | 00.0% | Unchanged |
| Pictet Asset Management SA | 1,428,222 | $73.7M | 0.09% | −86,107−5.7% | Reduced |
| Amundi | 1,358,673 | $70.2M | 0.04% | +221,713+19.5% | Added |
| Dimensional Fund Advisors LP | 1,232,248 | $63.6M | 0.02% | +18,503+1.5% | Added |
| Geode Capital Management, LLC | 1,099,868 | $56.8M | 0.01% | +43,793+4.1% | Added |
| Northern Trust Corp | 981,620 | $50.7M | 0.01% | +26,869+2.8% | Added |
| Invesco Ltd. | 855,370 | $44.2M | 0.01% | −156,695−15.5% | Reduced |
| Morgan Stanley | 686,566 | $35.4M | 0.00% | +21,929+3.3% | Added |
| Bank of New York Mellon Corp | 657,649 | $34.0M | 0.01% | −14,634−2.2% | Reduced |
| Norges Bank | 564,499 | $29.1M | 0.01% | +30,448+5.7% | Added |
| KBC Group NV | 558,760 | $28.8M | 0.12% | +28,351+5.3% | Added |
| Legal & General Group Plc | 551,191 | $28.5M | 0.01% | +185,257+50.6% | Added |
| Charles Schwab Investment Management Inc | 540,873 | $27.9M | 0.01% | +18,399+3.5% | Added |
| First Trust Advisors LP | 506,031 | $26.1M | 0.03% | −1220.0% | Reduced |
| Marshall Wace, LLP | 459,146 | $23.7M | 0.05% | +440,751+2,396.0% | Added |
| Empower Advisory Group, LLC | 341,099 | $17.6M | 0.08% | +6,893+2.1% | Added |
| Millennium Management LLC | 333,512 | $17.2M | 0.02% | +279,129+513.3% | Added |
| Granite Investment Partners, LLC | 327,079 | $16.9M | 0.67% | −3,079−0.9% | Reduced |
| Principal Financial Group Inc | 325,465 | $16.8M | 0.01% | −5,694−1.7% | Reduced |
| Goldman Sachs Group Inc | 249,490 | $12.9M | 0.00% | +75,396+43.3% | Added |
| Ameriprise Financial Inc | 211,529 | $10.9M | 0.00% | −10,361−4.7% | Reduced |
| Rhumbline Advisers | 208,751 | $10.8M | 0.01% | +32,426+18.4% | Added |
| Deutsche Bank AG | 166,840 | $8.61M | 0.00% | +19,919+13.6% | Added |
| Nuveen Asset Management, LLC | 163,401 | $8.44M | 0.00% | −4,975−3.0% | Reduced |
| JPMorgan Chase & Co | 163,136 | $8.42M | 0.00% | +24,905+18.0% | Added |
| Thematics Asset Management | 160,470 | $8.29M | 0.40% | +11,000+7.4% | Added |
| ProShare Advisors LLC | 159,166 | $8.22M | 0.02% | −21,491−11.9% | Reduced |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 156,438 | $8.08M | 0.06% | +15,990+11.4% | Added |
| UBS Asset Management Americas Inc | 125,732 | $7.32M | 0.00% | 00.0% | Unchanged |
| Raymond James & Associates | 129,670 | $6.69M | 0.01% | +41,927+47.8% | Added |
| Allspring Global Investments Holdings, LLC | 123,350 | $6.37M | 0.01% | +117,423+1,981.2% | Added |
| Swiss National Bank | 121,000 | $6.25M | 0.00% | +2,700+2.3% | Added |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 112,281 | $5.80M | 0.03% | −48,640−30.2% | Reduced |
| Great West Life Assurance Co | 109,995 | $5.70M | 0.01% | +4,847+4.6% | Added |
| Citadel Advisors LLC | 100,761 | $5.20M | 0.01% | +64,417+177.2% | Added |
| Public Sector Pension Investment Board | 99,385 | $5.13M | 0.04% | +2,962+3.1% | Added |
| Bank of America Corp | 93,441 | $4.82M | 0.00% | +4,637+5.2% | Added |
| UBS Group AG | 89,588 | $4.63M | 0.00% | +42,449+90.1% | Added |
| Voloridge Investment Management, LLC | 87,310 | $4.51M | 0.02% | +6,524+8.1% | Added |
| TD Asset Management Inc | 82,440 | $4.26M | 0.00% | −33,800−29.1% | Reduced |
| Maryland State Retirement & Pension System | 80,951 | $4.18M | 0.09% | +2,713+3.5% | Added |
| Price T Rowe Associates Inc | 80,725 | $4.17M | 0.00% | +984+1.2% | Added |
| Aptus Capital Advisors, LLC | 76,997 | $3.98M | 0.12% | +5,546+7.8% | Added |
| Northstar Asset Management Inc | 75,496 | $3.90M | 1.15% | +6,114+8.8% | Added |
| Alliancebernstein L.P. | 74,925 | $3.87M | 0.00% | −4,808−6.0% | Reduced |
| Storebrand Asset Management AS | 73,363 | $3.79M | 0.02% | +658+0.9% | Added |
| Wells Fargo & Company | 72,647 | $3.75M | 0.00% | +23,823+48.8% | Added |
| Prudential Financial Inc | 69,262 | $3.58M | 0.01% | +577+0.8% | Added |
| California State Teachers Retirement System | 67,595 | $3.49M | 0.00% | −761−1.1% | Reduced |
| Meiji Yasuda Asset Management Co Ltd. | 64,595 | $3.33M | 0.17% | −11,053−14.6% | Reduced |
| Raymond James Financial Services Advisors, Inc. | 62,625 | $3.23M | 0.01% | +2,962+5.0% | Added |
| Clear Harbor Asset Management, LLC | 62,176 | $3.21M | 0.32% | −2,164−3.4% | Reduced |
| Credit Suisse AG | 60,082 | $3.10M | 0.00% | +8,580+16.7% | Added |
| New York State Teachers Retirement System | 57,742 | $2.98M | 0.01% | −300−0.5% | Reduced |
| Arjuna Capital | 57,392 | $2.96M | 1.05% | +1,351+2.4% | Added |
| Financial Counselors Inc | 57,058 | $2.95M | 0.06% | −125−0.2% | Reduced |
| New York State Common Retirement Fund | 55,362 | $2.86M | 0.00% | −6,028−9.8% | Reduced |
| Thrivent Financial for Lutherans | 53,563 | $2.77M | 0.01% | −768−1.4% | Reduced |
| Envestnet Asset Management Inc | 52,329 | $2.70M | 0.00% | +3,397+6.9% | Added |
| Mercer Global Advisors Inc | 51,598 | $2.66M | 0.01% | +803+1.6% | Added |
| Bank of Montreal | 48,652 | $2.64M | 0.00% | +3,875+8.7% | Added |
| Texas Permanent School Fund | 49,299 | $2.55M | 0.02% | +133+0.3% | Added |
| Nia Impact Advisors, LLC | 43,073 | $2.25M | 1.28% | −940−2.1% | Reduced |
| Gabelli Funds LLC | 43,200 | $2.23M | 0.02% | 00.0% | Unchanged |
| First National Corp | 42,788 | $2.21M | 0.52% | +3,881+10.0% | Added |
| Barclays PLC | 42,637 | $2.20M | 0.00% | +14,646+52.3% | Added |
| State of New Jersey Common Pension Fund D | 42,098 | $2.17M | 0.01% | +3,316+8.6% | Added |
| Citigroup Inc | 40,475 | $2.09M | 0.00% | +15,613+62.8% | Added |
| BNP Paribas Arbitrage, SA | 38,784 | $2.00M | 0.00% | −16,730−30.1% | Reduced |
| Magellan Asset Management Ltd | 37,692 | $1.95M | 0.02% | +1,759+4.9% | Added |
| Martingale Asset Management L P | 37,077 | $1.91M | 0.04% | −1,615−4.2% | Reduced |
| AQR Capital Management LLC | 36,902 | $1.91M | 0.00% | −1,213−3.2% | Reduced |
| State of Alaska, Department of Revenue | 36,813 | $1.90M | 0.02% | −783−2.1% | Reduced |
| CoreCommodity Management, LLC | 35,617 | $1.84M | 0.54% | −382−1.1% | Reduced |
| Exchange Traded Concepts, LLC | 34,451 | $1.78M | 0.04% | +11,283+48.7% | Added |
| D. E. Shaw & Co., Inc. | 30,333 | $1.57M | 0.00% | +12,808+73.1% | Added |
| American International Group, Inc. | 30,126 | $1.56M | 0.01% | +460+1.6% | Added |
| State of Tennessee, Treasury Department | 29,998 | $1.55M | 0.01% | −26−0.1% | Reduced |
| Yousif Capital Management, LLC | 29,560 | $1.53M | 0.02% | −1,223−4.0% | Reduced |
| Louisiana State Employees Retirement System | 29,400 | $1.52M | 0.03% | +3,800+14.8% | Added |
| MetLife Investment Management | 29,215 | $1.51M | 0.01% | +603+2.1% | Added |
| Squarepoint Ops LLC | 29,206 | $1.51M | 0.01% | −1,421−4.6% | Reduced |
| Private Advisor Group, LLC | 28,983 | $1.50M | 0.01% | −2,601−8.2% | Reduced |
| Jump Financial, LLC | 28,828 | $1.49M | 0.05% | +28,828 | New |
| Mirae Asset Global Investments Co., Ltd. | 27,925 | $1.44M | 0.00% | −17−0.1% | Reduced |
| Bridge City Capital, LLC | 25,840 | $1.33M | 0.63% | +15+0.1% | Added |
| Schroder Investment Management Group | 25,649 | $1.32M | 0.00% | −452−1.7% | Reduced |
| Janus Henderson Group PLC | 25,326 | $1.31M | 0.00% | −23−0.1% | Reduced |
| Advisor Group Holdings, Inc. | 25,262 | $1.30M | 0.00% | +145+0.6% | Added |
| Eqis Capital Management, Inc. | 24,851 | $1.28M | 0.14% | +7,629+44.3% | Added |
| Vontobel Holding Ltd. | 24,739 | $1.28M | 0.01% | +2,849+13.0% | Added |
| Teton Advisors, Inc. | 23,600 | $1.22M | 0.34% | 00.0% | Unchanged |
| Amalgamated Bank | 23,387 | $1.21M | 0.01% | −335−1.4% | Reduced |
| Ensign Peak Advisors, Inc | 23,126 | $1.19M | 0.00% | +1,200+5.5% | Added |
| Royal Bank of Canada | 23,048 | $1.19M | 0.00% | +2,888+14.3% | Added |