Security key
784305104
- Security type / class
- Equity / Common Stock
- Total 13F shares
- 30,140,950
- Total 13F value
- $1,476,735,309
- Share change
- +1,404,397
- Put/Call ratio
- 75%
- SEC-reported price per share
- $48.99
- Number of holders
- 281
- Value change
- +$69,001,149
- Number of buys
- 144
- Number of sells
- 132
- Shares outstanding
- 41,853,766
Holder snapshot
7 signals
Open additional details 1 more signal available
Security identity
Names, identifiers, and filing context for this profile.
1 source field
Report period
Q4 2025
Institutions
281
Top holders
10
HTO full security history
Ownership snapshot
Full 13F holder table
Newer quarter: Q2 2026
H2O AMERICA SEC filings
H2O AMERICA company facts
Broader feeds
Reporting periods
Holder history for CUSIP 784305104
Recent filing periods:
Ownership snapshot
Top reported holders of HTO - H2O AMERICA - Common Stock (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.
Comparable stake leader
Amundi
Disclosed value leader
BlackRock, Inc.
Comparable rows
15/15
Latest evidence
30 Sep 2025
13F
13D/G
3/4/5
Lead comparable stake: 4.8%
13D/G row: Amundi
Showing 1-6 of 15 holder rows.
Quick read
Amundi leads the comparable SEC ownership view at 4.8%.
15 of 15 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.
Open SEC evidence
Opens Amundi's linked filing trail.
Comparable ownership
Top 5
Amundi
4.8%
STATE STREET CORP
4%
Tanya Moniz-Witten
0.03%
Gregory P. Landis
0.03%
BlackRock, Inc.
15%
Ownership % is shown only when SEC disclosures are safely comparable across share classes.
Detailed SEC evidence table Showing 1-6 of 15 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| Amundi |
13F
13D/G
Individual
|
4.8%
from 13D/G
|
$105,964,882
2,184,942 shares
|
— | 30 Sep 2025 |
| STATE STREET CORP |
13D/G
13F
STATE STREET CORPORATION · Company
|
4%
|
$73,260,965
1,347,452 shares
|
-$25,246,166 | 31 Mar 2025 |
| Tanya Moniz-Witten |
3/4/5
President, San Jose Water Co.
|
0.03%
|
$726,952
12,812 shares
|
— | 30 Apr 2025 |
| Gregory P. Landis |
3/4/5
Director
|
0.03%
|
$684,960
12,803 shares
|
— | 14 May 2025 |
| BlackRock, Inc. |
13F
Company
|
15%
|
$303,987,549
6,242,044 shares
|
— | 30 Sep 2025 |
| VANGUARD GROUP INC |
13F
Company
|
6.3%
|
$129,254,330
2,654,093 shares
|
— | 30 Sep 2025 |
How to read this table
Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
13F holder rows
Institutional holders as of Q4 2025
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
281
Shares
30,140,950
Rows available
281
| Investor | Option | Weight % | Change % | SEC-reported value | * Price | Shares | Share Change | Activity | Report Period |
|---|
* SEC-reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. The marker flags a reported price that did not pass the local price check.
Compare Q4 2025 vs Q3 2025 Across Filers
Q3 2025 holders
277
Q4 2025 holders
281
Holder diff
4
| Investor | Q3 2025 Shares | Q4 2025 Shares | Share Diff | Share Chg % | Q3 2025 value | Q4 2025 value | Value change | Value Chg % |
|---|
Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).
Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend