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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 2021

Institutional positions in California Water Service Group as of Jun 30, 2021. 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
251
−7 vs. Q1 2021
Shares held
39.6M
+975.0K (+2.5%) vs. Q1 2021
Total value
$2.20B
+$25.5M (+1.2%) vs. Q1 2021
New holders
16
97 more added
Sold out
23
79 more reduced

1 institution that held it in Q1 2021 haven't filed for Q2 2021 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 2021: 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.

Institutional holdersQ2 2021: 251 institutions
Q1 2021: 259 institutionsQ2 2021: 251 institutionsQ3 2021: 268 institutionsQ4 2021: 307 institutionsQ1 2022: 312 institutionsQ2 2022: 281 institutionsQ3 2022: 281 institutionsQ4 2022: 295 institutionsQ1 2023: 299 institutionsQ2 2023: 286 institutionsQ3 2023: 273 institutionsQ4 2023: 285 institutionsQ1 2024: 275 institutionsQ2 2024: 299 institutionsQ3 2024: 324 institutionsQ4 2024: 323 institutionsQ1 2025: 330 institutionsQ2 2025: 338 institutionsQ3 2025: 337 institutionsQ4 2025: 329 institutionsQ1 2026: 339 institutionsQ2 2026: 346 institutions
Value heldQ2 2021: $2.20B
Q1 2021: $2.18BQ2 2021: $2.20BQ3 2021: $2.40BQ4 2021: $2.96BQ1 2022: $2.51BQ2 2022: $2.44BQ3 2022: $2.31BQ4 2022: $2.73BQ1 2023: $2.61BQ2 2023: $2.44BQ3 2023: $2.26BQ4 2023: $2.47BQ1 2024: $2.27BQ2 2024: $2.34BQ3 2024: $2.63BQ4 2024: $2.23BQ1 2025: $2.45BQ2 2025: $2.29BQ3 2025: $2.30BQ4 2025: $2.17BQ1 2026: $2.32BQ2 2026: $2.69B
Institutions holding CWT and their total value by quarter
QuarterHoldersValue
Q2 2026346$2.69B
Q1 2026339$2.32B
Q4 2025329$2.17B
Q3 2025337$2.30B
Q2 2025338$2.29B
Q1 2025330$2.45B
Q4 2024323$2.23B
Q3 2024324$2.63B
Q2 2024299$2.34B
Q1 2024275$2.27B
Q4 2023285$2.47B
Q3 2023273$2.26B
Q2 2023286$2.44B
Q1 2023299$2.61B
Q4 2022295$2.73B
Q3 2022281$2.31B
Q2 2022281$2.44B
Q1 2022312$2.51B
Q4 2021307$2.96B
Q3 2021268$2.40B
Q2 2021251$2.20B
Q1 2021259$2.18B

Institutions, Q2 2021

Shares, value and share of portfolio for each institution holding California Water Service Group; share changes are against Q1 2021.

Institutions holding CWT in Q2 2021
InstitutionSharesValue% of portfolioChange in sharesAction
BlackRock Inc.8,964,059$497.9M0.01%+255,118+2.9%Added
Vanguard Group Inc5,935,210$329.6M0.01%+42,301+0.7%Added
State Street Corp3,950,591$219.4M0.01%+432,107+12.3%Added
Price T Rowe Associates Inc2,289,962$127.2M0.01%+4,518+0.2%Added
Impax Asset Management Group plc1,749,707$97.2M0.43%+98,359+6.0%Added
Pictet Asset Management Ltd1,382,348$76.8M0.08%−1,037−0.1%Reduced
Invesco Ltd.1,289,713$71.6M0.02%+160,539+14.2%Added
Dimensional Fund Advisors LP1,272,443$70.7M0.02%−61,524−4.6%Reduced
Nuance Investments, LLC1,026,554$57.0M1.02%+100,649+10.9%Added
Geode Capital Management, LLC869,458$48.3M0.01%+48,962+6.0%Added
Northern Trust Corp837,725$46.5M0.01%−12,119−1.4%Reduced
Bank of New York Mellon Corp779,090$43.3M0.01%+21,981+2.9%Added
Legal & General Group Plc483,418$26.8M0.01%−9,548−1.9%Reduced
KBC Group NV481,878$26.8M0.10%+8,842+1.9%Added
Principal Financial Group Inc453,924$25.2M0.02%+76,141+20.2%Added
Norges Bank436,640$24.3M0.01%−53,241−10.9%Reduced
Charles Schwab Investment Management Inc425,965$23.7M0.01%+17,617+4.3%Added
Morgan Stanley406,912$22.6M0.00%+91,577+29.0%Added
First Trust Advisors LP362,990$20.2M0.02%+43,296+13.5%Added
Personal Capital Advisors Corp304,720$16.9M0.09%+14,147+4.9%Added
Ameriprise Financial Inc296,265$16.5M0.01%−10,919−3.6%Reduced
Segall Bryant & Hamill, LLC290,696$16.2M0.16%+1340.0%Added
Granite Investment Partners, LLC283,681$15.8M0.49%+981+0.3%Added
Nuveen Asset Management, LLC217,993$12.1M0.00%+19,687+9.9%Added
ProShare Advisors LLC195,133$10.8M0.03%−48,832−20.0%Reduced
JPMorgan Chase & Co174,434$9.69M0.00%−26,819−13.3%Reduced
Rhumbline Advisers159,639$8.87M0.01%+16,620+11.6%Added
Wells Fargo & Company155,818$8.65M0.00%−9,738−5.9%Reduced
Bank of America Corp142,394$7.91M0.00%−23,945−14.4%Reduced
Parametric Portfolio Associates LLC137,170$7.62M0.00%+5,172+3.9%Added
Goldman Sachs Group Inc131,931$7.33M0.00%−35,309−21.1%Reduced
Deutsche Bank AG120,680$6.70M0.00%−2,082−1.7%Reduced
Swiss National Bank111,000$6.17M0.00%−2,900−2.5%Reduced
Alliancebernstein L.P.108,770$6.04M0.00%+11,603+11.9%Added
Public Sector Pension Investment Board103,872$5.77M0.04%+1,110+1.1%Added
Raymond James & Associates93,709$5.21M0.00%+3,278+3.6%Added
Storebrand Asset Management AS92,477$5.14M0.02%+6,492+7.6%Added
TD Asset Management Inc75,015$4.70M0.00%−5,075−6.3%Reduced
UBS Asset Management Americas Inc76,828$4.27M0.00%−550−0.7%Reduced
Great West Life Assurance Co73,268$4.07M0.01%−666−0.9%Reduced
Comerica Bank61,518$3.93M0.02%−3,251−5.0%Reduced
California State Teachers Retirement System70,043$3.89M0.00%−4,489−6.0%Reduced
New York State Common Retirement Fund70,006$3.89M0.00%+304+0.4%Added
Clear Harbor Asset Management, LLC67,814$3.77M0.46%−2,532−3.6%Reduced
Commonwealth of Pennsylvania Public School Empls Retrmt Sys66,565$3.70M0.04%+9,566+16.8%Added
BNP Paribas Arbitrage, SA66,362$3.69M0.01%+24,081+57.0%Added
Northstar Asset Management Inc62,392$3.47M0.93%+3,155+5.3%Added
Financial Counselors Inc58,659$3.26M0.07%+68+0.1%Added
New York State Teachers Retirement System57,442$3.19M0.01%00.0%Unchanged
Prudential Financial Inc56,028$3.11M0.00%−2,182−3.7%Reduced
Ensign Peak Advisors, Inc50,636$2.81M0.01%+3,400+7.2%Added
Credit Suisse AG49,813$2.76M0.00%+3,279+7.0%Added
Envestnet Asset Management Inc49,587$2.75M0.00%+455+0.9%Added
NFJ Investment Group, LLC45,359$2.52M0.05%+16,117+55.1%Added
Mercer Global Advisors Inc45,131$2.51M0.02%+58+0.1%Added
State of New Jersey Common Pension Fund D44,662$2.48M0.01%−6,118−12.0%Reduced
Barclays PLC44,570$2.48M0.00%−18,734−29.6%Reduced
Zurcher Kantonalbank (Zurich Cantonalbank)44,411$2.47M0.01%+32,096+260.6%Added
Gabelli Funds LLC44,400$2.47M0.02%00.0%Unchanged
Thrivent Financial for Lutherans41,558$2.31M0.00%+199+0.5%Added
Bank of Montreal38,711$2.28M0.00%+5,527+16.7%Added
Raymond James Financial Services Advisors, Inc.40,438$2.25M0.00%+691+1.7%Added
AMP Capital Investors Ltd40,255$2.23M0.01%−1,044−2.5%Reduced
Nia Impact Advisors, LLC39,878$2.21M1.08%+1,187+3.1%Added
Texas Permanent School Fund37,884$2.10M0.02%+269+0.7%Added
Susquehanna Fundamental Investments, LLC35,221$1.96M0.04%00.0%Unchanged
First National Corp40,974$1.95M0.67%−5,423−11.7%Reduced
State of Alaska, Department of Revenue35,174$1.95M0.02%+1,091+3.2%Added
UBS Group AG34,906$1.94M0.00%−20,700−37.2%Reduced
Citigroup Inc33,049$1.84M0.00%+26,903+437.7%Added
American International Group, Inc.32,998$1.83M0.01%+70.0%Added
Bridge City Capital, LLC32,192$1.79M0.61%+6,569+25.6%Added
Magellan Asset Management Ltd29,669$1.65M0.00%−1,091−3.5%Reduced
Manufacturers Life Insurance Company, The28,622$1.59M0.00%+1,143+4.2%Added
Aptus Capital Advisors, LLC28,493$1.58M0.07%+6,958+32.3%Added
California Public Employees Retirement System28,324$1.57M0.00%−87,602−75.6%Reduced
PDT Partners, LLC25,841$1.44M0.09%−4,126−13.8%Reduced
Private Advisor Group, LLC25,398$1.41M0.01%−370−1.4%Reduced
Amalgamated Bank24,659$1.37M0.01%+17,405+239.9%Added
Teton Advisors, Inc.24,300$1.35M0.18%00.0%Unchanged
Louisiana State Employees Retirement System22,900$1.27M0.03%00.0%Unchanged
Federated Hermes, Inc.22,883$1.27M0.00%+4,239+22.7%Added
STRS Ohio22,600$1.25M0.00%−2,500−10.0%Reduced
State Board of Administration of Florida Retirement System21,870$1.22M0.00%−71−0.3%Reduced
Manchester Capital Management LLC21,750$1.21M0.17%00.0%Unchanged
Hoylecohen, LLC21,580$1.20M0.11%−15−0.1%Reduced
Independent Advisor Alliance21,515$1.20M0.07%−75−0.3%Reduced
Oregon Public Employees Retirement Fund20,405$1.13M0.01%00.0%Unchanged
Voya Investment Management LLC19,921$1.11M0.00%−1,903−8.7%Reduced
MetLife Investment Management18,959$1.05M0.01%00.0%Unchanged
Ergoteles LLC18,300$1.02M0.02%−12,174−39.9%Reduced
State of Tennessee, Treasury Department17,945$997.0K0.00%−17,898−49.9%Reduced
Creative Planning17,697$983.0K0.00%+4,938+38.7%Added
Redpoint Investment Management Pty Ltd17,430$968.0K0.08%−26,842−60.6%Reduced
Green Alpha Advisors, LLC16,313$906.0K0.62%+7,052+76.1%Added
Allianz Asset Management GmbH16,225$901.0K0.00%+272+1.7%Added
Everence Capital Management Inc16,020$890.0K0.07%+4,080+34.2%Added
Farmers & Merchants Trust Co of Long Beach15,718$873.0K0.24%00.0%Unchanged
AXA S.A.15,500$861.0K0.00%−6,700−30.2%Reduced
Royal Bank of Canada15,283$849.0K0.00%+3,495+29.6%Added