Security key
94188P101
Waterstone Financial, Inc. - Common Stock (WSBF)
CUSIP: 94188P101
Q3 2025 13F Holders as of 30 Sep 2025
- Security type / class
- Equity / Common Stock
- Total 13F shares
- 9,155,941
- Total 13F value
- $142,820,726
- Share change
- -160,629
- SEC-reported price per share
- $15.60
- Number of holders
- 98
- Value change
- -$2,387,605
- Number of buys
- 48
- Number of sells
- 37
- Shares outstanding
- 18,408,394
Holder snapshot
6 signals
Security identity
Names, identifiers, and filing context for this profile.
1 source field
Report period
Q3 2025
Institutions
98
Top holders
10
WSBF full security history
Ownership snapshot
Full 13F holder table
Newer quarter: Q4 2025
Previous quarter: Q2 2025
Waterstone Financial, Inc. SEC filings
Waterstone Financial, Inc. company facts
Broader feeds
Reporting periods
Holder history for CUSIP 94188P101
Recent filing periods:
Ownership snapshot
Top reported holders of WSBF - Waterstone Financial, Inc. - 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
VANGUARD GROUP INC
Disclosed value leader
BlackRock, Inc.
Comparable rows
15/15
Latest evidence
22 Jul 2025
13F
13D/G
3/4/5
Lead comparable stake: 4.9%
13D/G row: VANGUARD GROUP INC
Showing 1-6 of 15 holder rows.
Quick read
VANGUARD GROUP INC leads the comparable SEC ownership view at 4.9%.
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 VANGUARD GROUP INC's linked filing trail.
Comparable ownership
Top 5
VANGUARD GROUP INC
4.9%
Laura Ellen Piotrowski
0.05%
Molly A. Mulroy
0.05%
BlackRock, Inc.
9.3%
DIMENSIONAL FUND ADVISORS LP
7.8%
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 |
|---|---|---|---|---|---|
| VANGUARD GROUP INC |
13F
13D/G
Company · The Vanguard Group
|
4.9%
from 13D/G
|
$13,032,994
943,736 shares
|
— | 30 Jun 2025 |
| Laura Ellen Piotrowski |
3/4/5
Director
|
0.05%
|
$123,875
8,798 shares
|
— | 22 Jul 2025 |
| Molly A. Mulroy |
3/4/5
Director
|
0.05%
|
$123,875
8,798 shares
|
— | 22 Jul 2025 |
| BlackRock, Inc. |
13F
Company
|
9.3%
|
$23,715,641
1,717,280 shares
|
— | 30 Jun 2025 |
| DIMENSIONAL FUND ADVISORS LP |
13F
Company
|
7.8%
|
$19,811,401
1,434,547 shares
|
— | 30 Jun 2025 |
| RENAISSANCE TECHNOLOGIES LLC |
13F
Company
|
6.2%
|
$15,673,466
1,134,936 shares
|
— | 30 Jun 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 Q3 2025
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
98
Shares
9,155,941
Rows available
98
| 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 Q3 2025 vs Q2 2025 Across Filers
Q2 2025 holders
92
Q3 2025 holders
98
Holder diff
6
| Investor | Q2 2025 Shares | Q3 2025 Shares | Share Diff | Share Chg % | Q2 2025 value | Q3 2025 value | Value change | Value Chg % |
|---|
Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).
Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend