HTO Institutional Ownership
Who owns H2O America and what the big funds did with it last quarter, from every SEC 13F filing. 314 funds reported holding HTO at Jun 30, 2026, together owning 91.6% of the company.
- ▲166 buying vs 131 selling
- ▼Held by funds -1.0 pts
- ●Funds holding +1
- ▼Superinvestors: 1 added, 4 cut
- ●Put/call not meaningful
What the filings show, not a forecast. Positions can be up to 45 days old and leave out short sales.
Funds holding and ownership
8 quartersQuarter over quarter
all 13F filers| Q2 2026 | This quarter | Q1 2026 | Change |
|---|---|---|---|
| Funds holding | 314 | 313 | +0.3% |
| In funds' top 10 | 3 | 4 | −25.0% |
| 13F shares | 44.2M | 44.7M | −1.1% |
| Held by funds | 91.6% | 92.6% | −1.0 pts |
| New positions | 40 | 61 | −34.4% |
| Increased | 126 | 141 | −10.6% |
| Reduced | 92 | 62 | +48.4% |
| Sold out | 39 | 33 | +18.2% |
| Calls (shares) | 0 | 0 | – |
| Puts (shares) | 0 | 250K | −100.0% |
| Put/call ratio | – | – | – |
Buyers vs sellers
adding or new vs cutting or sold outSuperinvestors in HTO
All superinvestors →
Who owns HTO
share of fund held shares- Index and passive funds37.2%
- Active managers and hedge funds55.0%
- Banks and brokers6.4%
- Pensions, insurers and other1.4%
The top 10 holders own 53.3% of all HTO shares that funds reported. Groups are our own grouping of filers by name.
Filed so far for Q3 2026
87 funds changed their position- Assenagon Asset Management S.A.Trimmed−223K sh
- Principal Financial Group IncAdded+113K sh
- KBC Group NVTrimmed−110K sh
- Sky Investment Group LLCNew+51K sh
- ProShare Advisors LLCAdded+35K sh
🔒 Free account: see all 20.
Top holders
Q2 2026| # | Fund | Of company | Shares | Value | Change |
|---|---|---|---|---|---|
| 1 | BlackRock, Inc. | 14.71% | 7.1M | $432M | +689K |
| 2 | ATLAS Infrastructure Partners (UK) Ltd. | 9.54% | 4.6M | $280M | +80K |
| 3 | Wellington Management Group LLP | 4.13% | 2M | $121M | +382K |
| 4 | ANTIPODES PARTNERS Ltd | 3.64% | 1.8M | $107M | −489K |
| 5 | Vanguard Capital Management LLC | 3.26% | 1.6M | $95.7M | −113K |
| 6 | State Street Corp | 3.22% | 1.6M | $94.5M | +124K |
| 7 | Cerity Partners LLC | 2.71% | 1.3M | $79.4M | −2,452 |
| 8 | Vanguard Portfolio Management LLC | 2.62% | 1.3M | $76.8M | +95K |
| 9 | Soros Fund Management LLC | 2.60% | 1.3M | $76.2M | +26K |
| 10 | Victory Capital Management Inc | 2.42% | 1.2M | $71M | +257K |
- BlackRock, Inc.+689K sh+$41.9M
- Two Sigma Investments, LP+556K sh+$33.8M
- Wellington Management Group LLP+382K sh+$23.2M
- Assenagon Asset Management S.A.+360K sh+$21.9M
- Raymond James Financial Inc+287K sh+$17.5M
- Victory Capital Management Inc+257K sh+$15.6M
- River Road Asset Management, LLC+127K sh+$7.7M
- State Street Corp+124K sh+$7.5M
- Cohen & Steers, Inc.−1.3M sh−$78.8M
- ANTIPODES PARTNERS Ltd−489K sh−$29.7M
- Zimmer Partners, LP−488K sh−$29.6M
- Citadel Advisors LLC−390K sh−$23.7M
- Millennium Management LLC−326K sh−$19.8M
- Point72 Asset Management, L.P.−257K sh−$15.6M
- Nuance Investments, LLC−237K sh−$14.4M
- Morgan Stanley−192K sh−$11.6M
HTO institutional ownership FAQ
Who owns the most HTO stock?
In Q2 2026 13F filings the largest holder of HTO was BlackRock, Inc., followed by ATLAS Infrastructure Partners (UK) Ltd. and Wellington Management Group LLP. Index fund managers are usually the biggest holders of large companies.
What percentage of HTO is owned by institutions?
Funds that file 13F reports held 91.6% of HTO's shares at Jun 30, 2026, compared with 92.6% a quarter earlier. That counts every manager with more than $100 million in US stocks.
Are hedge funds buying HTO?
In Q2 2026, 166 funds bought HTO (40 of them new positions) and 131 sold (39 sold out completely). Among well known investors, 1 added and 4 cut. Our fund sentiment for HTO is neutral.
What is HTO's institutional put/call ratio?
Too few option positions were reported for a meaningful ratio.
How current is this HTO ownership data?
13F filings show holdings at the end of each quarter and are due within 45 days, so positions can be up to six weeks old when they appear. We add each new filing within minutes, and the "filed so far" list shows funds that have already reported the next quarter.
For informational and educational purposes only. Not investment advice, and not a recommendation to buy or sell any security. Fund sentiment summarises what 13F filings show and is not a forecast. Holdings come from SEC Form 13F filings as reported and show positions at the end of the quarter, up to 45 days before the filing. A 13F leaves out short positions, cash, bonds and most foreign holdings. See all hedge fund holdings.