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H2O America

HTO
Exchange
Nasdaq
Industry
Water Supply
SEC CIK
0000766829

In the last 90 days, H2O America insiders filed 2 open-market purchases and 1 sale; 315 institutions reported holding it in 13F filings for Q2 2026, worth $2.68B in total; Soros Fund Management is the only superinvestor holding it.

13F holders, Q1 2026

Institutional positions in H2O America as of Mar 31, 2026. 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
313
+40 vs. Q4 2025
Shares held
44.7M
+17.6M (+64.9%) vs. Q4 2025
Total value
$2.62B
+$1.30B (+97.5%) vs. Q4 2025
New holders
71
141 more added
Sold out
31
62 more reduced

6 institutions that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 2025: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting HTO 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 holdersQ1 2026: 313 institutions
Q1 2021: 159 institutionsQ2 2021: 147 institutionsQ3 2021: 157 institutionsQ4 2021: 183 institutionsQ1 2022: 187 institutionsQ2 2022: 184 institutionsQ3 2022: 182 institutionsQ4 2022: 218 institutionsQ1 2023: 216 institutionsQ2 2023: 222 institutionsQ3 2023: 225 institutionsQ4 2023: 230 institutionsQ1 2024: 228 institutionsQ2 2024: 229 institutionsQ3 2024: 252 institutionsQ4 2024: 240 institutionsQ1 2025: 253 institutionsQ2 2025: 263 institutionsQ3 2025: 281 institutionsQ4 2025: 279 institutionsQ1 2026: 313 institutionsQ2 2026: 315 institutions
Value heldQ1 2026: $2.62B
Q1 2021: $1.33BQ2 2021: $1.35BQ3 2021: $1.47BQ4 2021: $1.58BQ1 2022: $1.50BQ2 2022: $1.37BQ3 2022: $1.27BQ4 2022: $2.05BQ1 2023: $1.96BQ2 2023: $1.77BQ3 2023: $1.47BQ4 2023: $1.60BQ1 2024: $1.40BQ2 2024: $1.35BQ3 2024: $1.49BQ4 2024: $1.29BQ1 2025: $1.49BQ2 2025: $1.45BQ3 2025: $1.41BQ4 2025: $1.48BQ1 2026: $2.62BQ2 2026: $2.68B
Institutions holding HTO and their total value by quarter
QuarterHoldersValue
Q2 2026315$2.68B
Q1 2026313$2.62B
Q4 2025279$1.48B
Q3 2025281$1.41B
Q2 2025263$1.45B
Q1 2025253$1.49B
Q4 2024240$1.29B
Q3 2024252$1.49B
Q2 2024229$1.35B
Q1 2024228$1.40B
Q4 2023230$1.60B
Q3 2023225$1.47B
Q2 2023222$1.77B
Q1 2023216$1.96B
Q4 2022218$2.05B
Q3 2022182$1.27B
Q2 2022184$1.37B
Q1 2022187$1.50B
Q4 2021183$1.58B
Q3 2021157$1.47B
Q2 2021147$1.35B
Q1 2021159$1.33B

Institutions, Q1 2026

Shares, value and share of portfolio for each institution holding H2O America; share changes are against Q4 2025.

Institutions holding HTO in Q1 2026
InstitutionSharesValue% of portfolioChange in sharesAction
Vanguard Investments Australia, Ltd.25,691$1.51M0.00%+25,691New
Mirae Asset Global ETFs Holdings Ltd.26,303$1.54M0.00%+2,426+10.2%Added
Storebrand Asset Management AS26,975$1.58M0.00%−2,233−7.6%Reduced
Ethic Inc.27,033$1.59M0.02%+5,216+23.9%Added
Raymond James Financial Inc27,625$1.62M0.00%−3,336−10.8%Reduced
Clear Harbor Asset Management, LLC27,941$1.64M0.11%−385−1.4%Reduced
Commonwealth Equity Services, LLC27,953$1.64M0.00%+2,471+9.7%Added
Magellan Asset Management Ltd29,063$1.71M0.02%+7,214+33.0%Added
Vanguard Asset Management, Ltd29,564$1.73M0.00%+29,564New
Ieq Capital, LLC30,010$1.76M0.01%+4,555+17.9%Added
SG Americas Securities, LLC30,689$1.80M0.00%+2,624+9.3%Added
California State Teachers Retirement System30,787$1.81M0.00%−249−0.8%Reduced
Wells Fargo & Company32,540$1.91M0.00%−64,363−66.4%Reduced
Alliancebernstein L.P.39,701$1.94M0.00%00.0%Unchanged
South Dakota Investment Council33,900$1.99M0.04%+33,900New
JPMorgan Chase & Co35,284$2.08M0.00%−10,432−22.8%Reduced
Federated Hermes, Inc.35,783$2.10M0.00%+1,529+4.5%Added
Balyasny Asset Management LLC36,794$2.16M0.00%+17,883+94.6%Added
Brevan Howard Capital Management LP36,915$2.17M0.02%+25,680+228.6%Added
Prudential Financial Inc37,733$2.21M0.00%+6,570+21.1%Added
Maryland State Retirement & Pension System38,600$2.26M0.05%+2,835+7.9%Added
D. E. Shaw & Co., Inc.39,175$2.30M0.00%+39,175New
Price T Rowe Associates Inc40,189$2.36M0.00%+5,705+16.5%Added
Lazard Asset Management LLC40,630$2.38M0.00%+40,630New
Exchange Traded Concepts, LLC41,909$2.46M0.02%−3,189−7.1%Reduced
Quantinno Capital Management LP41,960$2.46M0.00%+21,558+105.7%Added
North Star Investment Management Corp.44,800$2.63M0.16%00.0%Unchanged
Clean Yield Group46,418$2.72M0.77%+3,712+8.7%Added
Quantbot Technologies LP46,755$2.74M0.11%+46,755New
Mariner, LLC47,989$2.82M0.00%+1,124+2.4%Added
BNP Paribas Arbitrage, SA49,866$2.93M0.00%+25,560+105.2%Added
E. Ohman J:or Asset Management AB51,187$3.01M0.08%+4,157+8.8%Added
Thrivent Financial for Lutherans52,580$3.08M0.01%+29,699+129.8%Added
Keynote Financial Services LLC55,044$3.23M1.72%−1,174−2.1%Reduced
Occudo Quantitative Strategies LP61,361$3.45M0.19%+61,361New
Great West Life Assurance Co58,613$3.45M0.01%+4,744+8.8%Added
New Age Alpha Advisors, LLC59,457$3.49M0.16%−2,194−3.6%Reduced
Commonwealth of Pennsylvania Public School Empls Retrmt Sys60,104$3.53M0.02%−2,451−3.9%Reduced
Deutsche Bank AG60,176$3.53M0.00%+4,499+8.1%Added
Gamco Investors, Inc. Et Al61,630$3.62M0.04%00.0%Unchanged
Susquehanna Portfolio Strategies, LLC66,198$3.88M0.06%00.0%Unchanged
Kempen Capital Management N.V.72,314$4.24M0.04%00.0%Unchanged
Swiss National Bank72,800$4.27M0.00%+6,600+10.0%Added
Swiss Life Asset Management Ltd75,670$4.44M0.02%+23,109+44.0%Added
Schonfeld Strategic Advisors LLC76,114$4.47M0.04%+76,114New
First Manhattan Co77,449$4.54M0.01%−8,312−9.7%Reduced
Boston Trust Walden Corp82,722$4.85M0.04%+82,722New
CIBC Bancorp USA Inc.89,329$5.24M0.01%+89,329New
Ameriprise Financial Inc89,831$5.27M0.00%−11,385−11.2%Reduced
Prospera Financial Services Inc90,012$5.28M0.09%+2,136+2.4%Added
Reaves W H & Co Inc100,000$5.87M0.10%+100,000New
Ghisallo Capital Management LLC100,000$5.87M0.16%+100,000New
Jennison Associates LLC101,146$5.93M0.00%+83,911+486.9%Added
Jane Street Group, LLC103,942$6.10M0.01%+74,916+258.1%Added
Squarepoint Ops LLC105,642$6.20M0.01%+105,642New
Russell Investments Group, Ltd.105,961$6.22M0.01%+42,540+67.1%Added
Rhumbline Advisers110,646$6.49M0.01%+9,445+9.3%Added
Duff & Phelps Investment Management Co111,795$6.56M0.07%+111,795New
Mutual of America Capital Management LLC112,555$6.60M0.08%−286−0.3%Reduced
State of Wisconsin Investment Board112,568$6.60M0.02%+95,241+549.7%Added
HRT Financial LP113,152$6.64M0.02%+82,999+275.3%Added
ProShare Advisors LLC115,855$6.80M0.01%−18,717−13.9%Reduced
SEI Investments Co115,943$6.80M0.01%+42,346+57.5%Added
Franklin Resources Inc118,879$6.97M0.00%+78,230+192.5%Added
UBS Asset Management Americas Inc131,696$7.73M0.00%−5,180−3.8%Reduced
Public Sector Pension Investment Board133,676$7.84M0.02%+18,408+16.0%Added
Rokos Capital Management LLP135,116$7.93M0.14%+135,116New
Gabelli Funds LLC149,647$8.78M0.06%+1,992+1.3%Added
UBS Group AG149,943$8.80M0.00%+37,556+33.4%Added
Renaissance Technologies LLC157,900$9.26M0.01%+73,900+88.0%Added
Vennlight Capital Management, LP162,217$9.52M9.62%+162,217New
AQR Capital Management LLC171,652$10.1M0.00%+16,981+11.0%Added
Principal Financial Group Inc181,412$10.6M0.01%+22,711+14.3%Added
Hotchkis & Wiley Capital Management LLC182,853$10.7M0.03%−71,970−28.2%Reduced
Bank of New York Mellon Corp190,189$11.2M0.00%+7,083+3.9%Added
Mirova195,246$11.5M0.47%+195,246New
BW Gestao de Investimentos Ltda.220,941$13.0M0.58%+139,739+172.1%Added
Nuveen, LLC232,092$13.6M0.00%+49,305+27.0%Added
Vanguard Fiduciary Trust Co240,956$14.1M0.00%+240,956New
Ausbil Investment Management Ltd244,282$14.3M7.10%+191,163+359.9%Added
Two Sigma Investments, LP250,332$14.7M0.01%+53,421+27.1%Added
Bank of America Corp264,887$15.5M0.00%+149,168+128.9%Added
Goldman Sachs Group Inc342,043$20.1M0.00%−140,492−29.1%Reduced
Millennium Management LLC343,789$20.2M0.02%+338,997+7,074.2%Added
Point72 Asset Management, L.P.371,129$21.8M0.04%+371,129New
Northern Trust Corp373,310$21.9M0.00%+30,352+8.9%Added
Nuance Investments, LLC391,646$23.0M3.20%−515,078−56.8%Reduced
Barrow Hanley Mewhinney & Strauss LLC409,650$24.0M0.08%+409,650New
Citadel Advisors LLC416,111$24.4M0.02%+350,034+529.7%Added
Charles Schwab Investment Management Inc482,170$28.3M0.00%+48,413+11.2%Added
Resolution Capital Ltd482,460$28.3M0.60%+248,005+105.8%Added
First Trust Advisors LP531,987$31.2M0.02%+29,594+5.9%Added
Legal & General Group Plc543,482$31.9M0.01%−25,340−4.5%Reduced
Schroder Investment Management Group586,940$34.6M0.03%+420,702+253.1%Added
KBC Group NV593,161$34.8M0.09%+175,270+41.9%Added
Invesco Ltd.700,595$41.1M0.00%+54,036+8.4%Added
Dimensional Fund Advisors LP705,345$41.4M0.01%+46,410+7.0%Added
Morgan Stanley781,201$45.8M0.00%−586,979−42.9%Reduced
Yaupon Capital Management LP895,435$52.5M2.59%+795,551+796.5%Added
Geode Capital Management, LLC897,076$52.6M0.00%+65,264+7.8%Added