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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 $2.69B in total; Soros Fund Management is the only superinvestor holding it.

13F holders, Q3 2025

Institutional positions in H2O America as of Sep 30, 2025. 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
281
+24 vs. Q2 2025
Shares held
28.9M
+1.12M (+4.0%) vs. Q2 2025
Total value
$1.41B
−$39.9M (−2.8%) vs. Q2 2025
New holders
47
113 more added
Sold out
23
91 more reduced

6 institutions that held it in Q2 2025 haven't filed for Q3 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 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 holdersQ3 2025: 281 institutions
Q1 2021: 159 institutionsQ2 2021: 147 institutionsQ3 2021: 157 institutionsQ4 2021: 183 institutionsQ1 2022: 187 institutionsQ2 2022: 184 institutionsQ3 2022: 183 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 heldQ3 2025: $1.42B
Q1 2021: $1.35BQ2 2021: $1.37BQ3 2021: $1.47BQ4 2021: $1.59BQ1 2022: $1.50BQ2 2022: $1.37BQ3 2022: $1.27BQ4 2022: $2.05BQ1 2023: $1.96BQ2 2023: $1.77BQ3 2023: $1.47BQ4 2023: $1.64BQ1 2024: $1.47BQ2 2024: $1.35BQ3 2024: $1.49BQ4 2024: $1.29BQ1 2025: $1.49BQ2 2025: $1.46BQ3 2025: $1.42BQ4 2025: $1.48BQ1 2026: $2.62BQ2 2026: $2.69B
Institutions holding HTO and their total value by quarter
QuarterHoldersValue
Q2 2026315$2.69B
Q1 2026313$2.62B
Q4 2025279$1.48B
Q3 2025281$1.42B
Q2 2025263$1.46B
Q1 2025253$1.49B
Q4 2024240$1.29B
Q3 2024252$1.49B
Q2 2024229$1.35B
Q1 2024228$1.47B
Q4 2023230$1.64B
Q3 2023225$1.47B
Q2 2023222$1.77B
Q1 2023216$1.96B
Q4 2022218$2.05B
Q3 2022183$1.27B
Q2 2022184$1.37B
Q1 2022187$1.50B
Q4 2021183$1.59B
Q3 2021157$1.47B
Q2 2021147$1.37B
Q1 2021159$1.35B

Institutions, Q3 2025

Shares, value and share of portfolio for each institution holding H2O America; share changes are against Q2 2025.

Institutions holding HTO in Q3 2025
InstitutionSharesValue% of portfolioChange in sharesAction
BlackRock, Inc.6,242,044$304.0M0.01%+156,118+2.6%Added
Vanguard Group Inc2,654,093$129.3M0.00%−8,578−0.3%Reduced
Amundi2,184,942$106.0M0.03%+957,597+78.0%Added
Cerity Partners LLC1,448,347$70.5M0.11%+6,851+0.5%Added
First Trust Advisors LP1,315,455$64.1M0.05%+140,226+11.9%Added
State Street Corp1,299,974$63.3M0.00%+16,354+1.3%Added
Nuance Investments, LLC1,021,922$49.8M5.07%+57,122+5.9%Added
Geode Capital Management, LLC819,441$39.9M0.00%+43,600+5.6%Added
Dimensional Fund Advisors LP651,703$31.7M0.01%−10,790−1.6%Reduced
Morgan Stanley613,465$29.9M0.00%−24,069−3.8%Reduced
Invesco Ltd.569,881$27.8M0.00%−18,570−3.2%Reduced
Legal & General Group Plc561,020$27.3M0.01%+74,021+15.2%Added
Victory Capital Management Inc437,773$21.3M0.01%+60,022+15.9%Added
Charles Schwab Investment Management Inc420,042$20.5M0.00%+6,895+1.7%Added
KBC Group NV417,891$20.4M0.05%+2,636+0.6%Added
Northern Trust Corp356,460$17.4M0.00%+7,964+2.3%Added
Bank of New York Mellon Corp308,815$15.0M0.00%−37,015−10.7%Reduced
Goldman Sachs Group Inc301,371$14.7M0.00%+12,101+4.2%Added
Hotchkis & Wiley Capital Management LLC253,233$12.3M0.04%+27,743+12.3%Added
Nuveen, LLC243,869$11.9M0.00%−27,071−10.0%Reduced
JPMorgan Chase & Co216,747$10.6M0.00%+68,240+46.0%Added
CIBC Private Wealth Group, LLC183,631$8.94M0.02%−96,999−34.6%Reduced
Marshall Wace, LLP165,543$8.06M0.01%−342,025−67.4%Reduced
Assenagon Asset Management S.A.161,189$7.85M0.01%+146,589+1,004.0%Added
Principal Financial Group Inc158,397$7.71M0.00%+4,109+2.7%Added
Schroder Investment Management Group151,647$7.28M0.01%+24,823+19.6%Added
Gabelli Funds LLC147,455$7.18M0.05%+1,500+1.0%Added
Two Sigma Investments, LP145,378$7.08M0.01%+25,422+21.2%Added
AQR Capital Management LLC135,425$6.60M0.00%+60,292+80.2%Added
Millennium Management LLC134,098$6.53M0.01%+93,334+229.0%Added
ProShare Advisors LLC133,246$6.49M0.01%+9,403+7.6%Added
Thematics Asset Management132,246$6.44M0.29%+26,000+24.5%Added
UBS Asset Management Americas Inc130,886$6.37M0.00%−42,099−24.3%Reduced
Public Sector Pension Investment Board127,973$6.23M0.02%+21,971+20.7%Added
UBS Group AG126,726$6.17M0.00%+17,049+15.5%Added
Zimmer Partners, LP124,316$6.05M0.15%−335,684−73.0%Reduced
Mutual of America Capital Management LLC117,934$5.74M0.06%−5,439−4.4%Reduced
Renaissance Technologies LLC116,300$5.66M0.01%+84,600+266.9%Added
Bank of America Corp109,748$5.34M0.00%+20,278+22.7%Added
Ameriprise Financial Inc108,139$5.27M0.00%−1,021−0.9%Reduced
Rhumbline Advisers106,537$5.19M0.00%+1,121+1.1%Added
Adage Capital Partners GP, L.L.C.100,000$4.87M0.01%00.0%Unchanged
Franklin Resources Inc99,464$4.84M0.00%−11,013−10.0%Reduced
Voloridge Investment Management, LLC94,505$4.60M0.02%+94,505New
First Manhattan Co89,754$4.37M0.01%−4,184−4.5%Reduced
BNP Paribas Arbitrage, SA88,697$4.32M0.00%+43,166+94.8%Added
Kempen Capital Management N.V.71,016$3.46M0.03%00.0%Unchanged
Voleon Capital Management LP63,061$3.07M0.08%+56,048+799.2%Added
Swiss National Bank63,000$3.07M0.00%+1,000+1.6%Added
Barclays PLC62,704$3.05M0.00%−15,199−19.5%Reduced
Gamco Investors, Inc. Et Al61,630$3.00M0.03%+3,065+5.2%Added
New Age Alpha Advisors, LLC61,412$2.99M0.13%−1,447−2.3%Reduced
Commonwealth of Pennsylvania Public School Empls Retrmt Sys60,206$2.93M0.01%−701−1.2%Reduced
Atom Investors LP60,144$2.93M0.22%+298+0.5%Added
Prospera Financial Services Inc58,663$2.86M0.05%+58,663New
Squarepoint Ops LLC57,604$2.81M0.01%−21,911−27.6%Reduced
Wells Fargo & Company57,224$2.79M0.00%+17,162+42.8%Added
Great West Life Assurance Co57,597$2.76M0.00%+4,051+7.6%Added
Deutsche Bank AG54,076$2.63M0.00%+6,447+13.5%Added
Swiss Life Asset Management Ltd52,449$2.55M0.01%+628+1.2%Added
Keynote Financial Services LLC51,414$2.50M1.51%+5,280+11.4%Added
Clean Yield Group50,685$2.47M0.70%−2,713−5.1%Reduced
CenterBook Partners LP48,020$2.34M0.12%+889+1.9%Added
Rodgers Brothers Inc.47,750$2.33M0.29%−2,750−5.4%Reduced
E. Ohman J:or Asset Management AB47,030$2.29M0.05%00.0%Unchanged
Mariner, LLC45,994$2.24M0.00%+7,614+19.8%Added
American Century Companies Inc45,263$2.20M0.00%−216,998−82.7%Reduced
D. E. Shaw & Co., Inc.45,131$2.20M0.00%+29,128+182.0%Added
Meritage Portfolio Management44,993$2.19M0.15%−557−1.2%Reduced
Exchange Traded Concepts, LLC44,845$2.18M0.02%+10,023+28.8%Added
North Star Investment Management Corp.44,800$2.18M0.14%00.0%Unchanged
Confluence Investment Management LLC42,917$2.09M0.03%−4,892−10.2%Reduced
Capula Management Ltd41,136$2.00M0.01%+41,136New
Schonfeld Strategic Advisors LLC40,569$1.98M0.01%+40,569New
Raymond James Financial Inc39,785$1.94M0.00%+2,378+6.4%Added
Jump Financial, LLC39,117$1.90M0.02%+39,117New
Citadel Advisors LLC38,828$1.89M0.00%+25,652+194.7%Added
Quest Partners LLC36,793$1.79M0.12%+21,555+141.5%Added
Jane Street Group, LLC36,502$1.78M0.00%−11,827−24.5%Reduced
First National Corp36,238$1.71M0.32%−675−1.8%Reduced
Storebrand Asset Management AS35,146$1.71M0.00%00.0%Unchanged
Maryland State Retirement & Pension System35,138$1.71M0.04%−2,037−5.5%Reduced
Alliancebernstein L.P.34,097$1.66M0.00%−50,089−59.5%Reduced
Prudential Financial Inc33,265$1.62M0.00%+670+2.1%Added
FMR LLC32,559$1.59M0.00%−16,877−34.1%Reduced
Price T Rowe Associates Inc31,120$1.52M0.00%+3,010+10.7%Added
California State Teachers Retirement System30,965$1.51M0.00%+4,181+15.6%Added
SG Americas Securities, LLC29,260$1.43M0.01%−6,385−17.9%Reduced
Clear Harbor Asset Management, LLC29,126$1.42M0.10%−270−0.9%Reduced
HRT Financial LP27,881$1.36M0.00%+2,165+8.4%Added
SEI Investments Co27,704$1.35M0.00%+4,828+21.1%Added
Chatham Capital Group, Inc.26,735$1.30M0.19%−253−0.9%Reduced
Man Group plc24,746$1.21M0.00%+15,904+179.9%Added
Engineers Gate Manager LP24,450$1.19M0.01%+18,757+329.5%Added
Federated Hermes, Inc.24,138$1.18M0.00%+476+2.0%Added
Thrivent Financial for Lutherans23,675$1.15M0.00%+802+3.5%Added
Quantbot Technologies LP23,468$1.14M0.03%+23,468New
Ieq Capital, LLC22,457$1.09M0.00%+2,096+10.3%Added
Mirae Asset Global ETFs Holdings Ltd.22,449$1.09M0.00%−1,633−6.8%Reduced
Jacobs Levy Equity Management, Inc22,207$1.08M0.00%+22,207New