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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 2024

Institutional positions in California Water Service Group as of Jun 30, 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
299
+27 vs. Q1 2024
Shares held
48.4M
−407.1K (−0.8%) vs. Q1 2024
Total value
$2.34B
+$78.4M (+3.5%) vs. Q1 2024
New holders
56
86 more added
Sold out
29
105 more reduced

3 institutions that held it in Q1 2024 haven't filed for Q2 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 2024: 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 2024: 299 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 2024: $2.34B
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 2024

Shares, value and share of portfolio for each institution holding California Water Service Group; share changes are against Q1 2024.

Institutions holding CWT in Q2 2024
InstitutionSharesValue% of portfolioChange in sharesAction
BlackRock Inc.10,319,534$500.4M0.01%−414,946−3.9%Reduced
Vanguard Group Inc7,145,738$346.5M0.01%−53,243−0.7%Reduced
T. Rowe Price Investment Management, Inc.3,139,663$152.2M0.10%−59,371−1.9%Reduced
State Street Corp3,129,190$151.7M0.01%−325,134−9.4%Reduced
Nuance Investments, LLC2,675,626$129.7M3.96%−338,123−11.2%Reduced
Amundi1,858,627$89.9M0.03%−131,401−6.6%Reduced
First Trust Advisors LP1,684,670$81.7M0.08%+960,919+132.8%Added
Geode Capital Management, LLC1,313,691$63.7M0.01%+50,237+4.0%Added
Dimensional Fund Advisors LP1,288,740$62.5M0.02%+25,711+2.0%Added
Invesco Ltd.991,388$48.1M0.01%+548+0.1%Added
Northern Trust Corp950,033$46.1M0.01%−34,787−3.5%Reduced
KBC Group NV718,309$34.8M0.11%+15,316+2.2%Added
Morgan Stanley706,132$34.2M0.00%−27,089−3.7%Reduced
Deprince Race & Zollo Inc693,025$33.6M0.75%+19,118+2.8%Added
Charles Schwab Investment Management Inc662,903$32.1M0.01%+21,078+3.3%Added
Legal & General Group Plc605,949$29.4M0.01%−14,389−2.3%Reduced
Norges Bank600,744$29.1M0.00%+19,728+3.4%Added
Bank of New York Mellon Corp572,351$27.8M0.01%+10,819+1.9%Added
Cbre Clarion Securities LLC479,439$23.2M0.43%+302,214+170.5%Added
Triodos Investment Management BV448,000$21.7M1.90%00.0%Unchanged
Victory Capital Management Inc289,092$14.0M0.01%−6,536−2.2%Reduced
Principal Financial Group Inc285,468$13.8M0.01%−14,541−4.8%Reduced
Granite Investment Partners, LLC266,781$12.9M0.54%−35,423−11.7%Reduced
Raymond James & Associates245,369$11.9M0.01%−3,490−1.4%Reduced
Rhumbline Advisers211,458$10.3M0.01%−2,749−1.3%Reduced
UBS Asset Management Americas Inc208,218$10.1M0.00%+49,481+31.2%Added
Goldman Sachs Group Inc185,211$8.98M0.00%−3,168−1.7%Reduced
Nuveen Asset Management, LLC175,677$8.52M0.00%−2,914−1.6%Reduced
Ameriprise Financial Inc172,610$8.37M0.00%−8,151−4.5%Reduced
Thematics Asset Management172,470$8.36M0.34%00.0%Unchanged
ProShare Advisors LLC154,199$7.48M0.02%−28,377−15.5%Reduced
Russell Investments Group, Ltd.154,099$7.47M0.01%−39,994−20.6%Reduced
Bank of America Corp153,215$7.43M0.00%−20,520−11.8%Reduced
New York State Common Retirement Fund144,616$7.01M0.01%+88,297+156.8%Added
Prudential Financial Inc141,059$6.84M0.01%+60,035+74.1%Added
Assenagon Asset Management S.A.140,715$6.82M0.02%+140,715New
Great West Life Assurance Co129,735$6.29M0.01%+6,327+5.1%Added
Public Sector Pension Investment Board127,116$6.16M0.04%+8,823+7.5%Added
Commonwealth of Pennsylvania Public School Empls Retrmt Sys115,035$5.58M0.04%+266+0.2%Added
Swiss National Bank113,700$5.51M0.00%00.0%Unchanged
Renaissance Technologies LLC109,400$5.30M0.01%−36,500−25.0%Reduced
JPMorgan Chase & Co103,850$5.04M0.00%−121,174−53.8%Reduced
Voloridge Investment Management, LLC101,757$4.93M0.02%+38,689+61.3%Added
Deutsche Bank AG98,192$4.76M0.00%−8,094−7.6%Reduced
Jane Street Group, LLC91,530$4.44M0.00%+79,237+644.6%Added
Northstar Asset Management Inc88,862$4.31M1.10%−5,885−6.2%Reduced
Aptus Capital Advisors, LLC88,272$4.28M0.08%+17,586+24.9%Added
Price T Rowe Associates Inc86,375$4.19M0.00%+1,326+1.6%Added
Davy Global Fund Management Ltd82,267$3.99M0.46%+26,546+47.6%Added
Level Four Advisory Services, LLC82,192$3.99M0.18%+82,192New
Meiji Yasuda Asset Management Co Ltd.80,664$3.91M0.16%−1,333−1.6%Reduced
Marshall Wace, LLP76,851$3.73M0.01%+59,956+354.9%Added
UBS Group AG73,377$3.56M0.00%−25,352−25.7%Reduced
Alliancebernstein L.P.69,552$3.37M0.00%+4,570+7.0%Added
Maryland State Retirement & Pension System69,445$3.37M0.06%−659−0.9%Reduced
NFJ Investment Group, LLC67,305$3.26M0.10%−11,894−15.0%Reduced
Storebrand Asset Management AS65,504$3.18M0.01%−2,471−3.6%Reduced
Zurcher Kantonalbank (Zurich Cantonalbank)64,360$3.12M0.01%−75,724−54.1%Reduced
New York State Teachers Retirement System62,578$3.03M0.01%+5,236+9.1%Added
American Century Companies Inc57,447$2.79M0.00%+2,216+4.0%Added
Millennium Management LLC56,943$2.76M0.00%+56,943New
Financial Counselors Inc56,638$2.75M0.04%−42−0.1%Reduced
California State Teachers Retirement System56,298$2.73M0.00%−1,426−2.5%Reduced
Clear Harbor Asset Management, LLC56,021$2.72M0.24%−3,660−6.1%Reduced
Wells Fargo & Company55,934$2.71M0.00%−9,182−14.1%Reduced
Martingale Asset Management L P55,177$2.68M0.06%+17,826+47.7%Added
Mercer Global Advisors Inc54,318$2.63M0.01%+699+1.3%Added
Edgestream Partners, L.P.52,343$2.54M0.12%+52,343New
TD Asset Management Inc51,710$2.51M0.00%00.0%Unchanged
Barclays PLC50,731$2.46M0.00%−31,391−38.2%Reduced
Envestnet Asset Management Inc50,507$2.45M0.00%−686−1.3%Reduced
Macquarie Group Ltd49,956$2.42M0.00%+15,805+46.3%Added
Thrivent Financial for Lutherans47,944$2.33M0.00%−2,121−4.2%Reduced
Magellan Asset Management Ltd45,169$2.19M0.02%+8,303+22.5%Added
Gabelli Funds LLC43,200$2.09M0.02%00.0%Unchanged
Duff & Phelps Investment Management Co41,763$2.03M0.03%+41,763New
Mariner, LLC41,755$2.02M0.00%−1,508−3.5%Reduced
Susquehanna Fundamental Investments, LLC41,170$2.00M0.05%+41,170New
Citigroup Inc40,376$1.96M0.00%−3,571−8.1%Reduced
State of Wisconsin Investment Board40,328$1.96M0.01%−2,496−5.8%Reduced
D. E. Shaw & Co., Inc.39,592$1.92M0.00%+39,592New
Qube Research & Technologies Ltd39,039$1.89M0.00%+39,039New
State of New Jersey Common Pension Fund D38,723$1.88M0.01%−22,635−36.9%Reduced
Mirae Asset Global ETFs Holdings Ltd.37,778$1.83M0.00%+37,778New
Nia Impact Advisors, LLC37,532$1.82M0.65%−1,427−3.7%Reduced
FMR LLC37,326$1.81M0.00%+32,081+611.6%Added
CoreCommodity Management, LLC36,601$1.77M0.69%+5,679+18.4%Added
CenterBook Partners LP36,034$1.75M0.11%+36,034New
Bank of Montreal34,734$1.71M0.00%−2,856−7.6%Reduced
Holocene Advisors, LP34,722$1.68M0.01%+14,975+75.8%Added
State of Alaska, Department of Revenue33,909$1.64M0.02%−1,248−3.5%Reduced
Corebridge Financial, Inc.33,570$1.63M0.01%+33,570New
First National Corp33,016$1.60M0.38%+1,192+3.7%Added
MetLife Investment Management32,977$1.60M0.01%+3,521+12.0%Added
Illinois Municipal Retirement Fund32,684$1.58M0.02%−144−0.4%Reduced
Manufacturers Life Insurance Company, The31,555$1.53M0.00%+539+1.7%Added
Ensign Peak Advisors, Inc31,064$1.51M0.00%+5,050+19.4%Added
Bridge City Capital, LLC29,301$1.42M0.48%+58+0.2%Added
Dynamic Technology Lab Private Ltd29,149$1.41M0.16%+23,976+463.5%Added
Louisiana State Employees Retirement System29,100$1.41M0.03%+500+1.7%Added