SEC Form 4 · Updated Daily
WSBF
— WATERSTONE FINANCIAL, INC. OwnershipInsider and institutional ownership derived from SEC Form 4 filings. Click any owner to see their holdings across every company they’ve filed on, and how their position has changed over time.
Current Reporting Owners
| Owner | Role | Shares Owned | As Of | Last Activity |
|---|---|---|---|---|
| Gordon Douglas S | Director | 556,773 | 2026-02-18 | S |
| Egenhoefer Eric J | Reporting Owner | 82,531 | 2018-12-14 | S |
| Schmidt Stephen J | Director | 76,289 | 2025-02-11 | M |
| Larson Richard C | Officer | 57,608 | 2014-01-22 | A |
| RAPPE KRISTINE A | Director | 49,503 | 2025-02-13 | M |
| Gerke Mark Raymond | Officer | 40,034 | 2026-05-21 | M |
| Arndt Rebecca M | Officer | 39,241 | 2018-02-28 | F |
| Dalum Thomas E | Director | 38,531 | 2021-12-28 | G |
| Glynn Julie Ann | Officer | 30,000 | 2026-02-02 | M |
| Bruss William F | Officer | 28,415 | 2024-03-06 | A |
| Hosack Allan Robert | Officer | 25,000 | 2015-03-04 | A |
| Gordon Ryan J | Officer | 19,768 | 2026-08-13 | M |
| Lawton Patrick S | Director | 19,255 | 2026-02-03 | S |
| Bartel Ellen Syburg | Director | 19,166 | 2024-09-13 | M |
| Mulroy Molly A | Officer | 8,798 | 2025-07-22 | — |
| Piotrowski Laura Ellen | Director | 8,798 | 2025-07-22 | — |
| Tyus Derek L | Director | 6,440 | 2021-02-16 | — |
| McGuiness Jeffrey R | Officer | 3,842 | 2024-01-26 | F |
| Hansen Michael L | Director | 0 | 2025-10-27 | S |
Recent Filings
| Date | Owner | Activity | Shares | Price | Owned After |
|---|---|---|---|---|---|
| 2026-08-13 | Gordon Ryan J | Option exercise (derivative) | 10,000 | $17.20 | 0 |
| 2026-08-13 | Gordon Ryan J | Open-market sale | 6,237 | $21.14 | 11,611 |
| 2026-08-13 | Gordon Ryan J | Open-market sale | 1,300 | $21.11 | 17,848 |
| 2026-08-13 | Gordon Ryan J | Open-market sale | 620 | $21.10 | 19,148 |
| 2026-08-13 | Gordon Ryan J | Option exercise | 10,000 | $17.20 | 19,768 |
| 2026-05-21 | Gerke Mark Raymond | Option exercise (derivative) | 10,000 | $0.00 | 0 |
| 2026-05-21 | Gerke Mark Raymond | Open-market sale | 10,000 | $18.34 | 30,034 |
| 2026-05-21 | Gerke Mark Raymond | Option exercise | 10,000 | $14.98 | 40,034 |
| 2026-02-18 | Gordon Douglas S | Open-market sale | 2,880 | $18.11 | 556,773 |
| 2026-02-06 | Gordon Douglas S | Open-market sale | 6,765 | $18.27 | 559,653 |
| 2026-02-05 | Gordon Douglas S | Open-market sale | 18,716 | $18.25 | 566,418 |
| 2026-02-04 | Lawton Patrick S | Open-market sale | 19,255 | $18.64 | 0 |
| 2026-02-04 | Gordon Douglas S | Open-market sale | 15,000 | $18.55 | 585,134 |
| 2026-02-03 | Lawton Patrick S | Open-market sale | 30,000 | $18.53 | 19,255 |
| 2026-02-02 | Glynn Julie Ann | Option exercise (derivative) | 20,000 | $0.00 | 0 |
| 2026-02-02 | Glynn Julie Ann | Open-market sale | 929 | $18.69 | 9,071 |
| 2026-02-02 | Glynn Julie Ann | Open-market sale | 20,000 | $18.17 | 10,000 |
| 2026-02-02 | Glynn Julie Ann | Option exercise | 20,000 | $17.35 | 30,000 |
| 2025-10-27 | Hansen Michael L | Open-market sale | 1,541 | $15.16 | 0 |
| 2025-08-13 | Hansen Michael L | Open-market sale | 109,527 | $14.05 | 1,541 |
| 2025-08-12 | Hansen Michael L | Open-market sale | 35,290 | $13.92 | 111,068 |
| 2025-08-11 | Hansen Michael L | Open-market sale | 2,757 | $13.80 | 146,358 |
| 2025-07-25 | Hansen Michael L | Open-market sale | 100 | $13.82 | 149,115 |
| 2025-07-25 | Hansen Michael L | Open-market sale | 761 | $13.81 | 149,215 |
| 2025-07-25 | Hansen Michael L | Open-market sale | 100 | $13.80 | 149,976 |
| 2025-07-24 | Hansen Michael L | Open-market sale | 36,465 | $13.83 | 150,076 |
| 2025-07-22 | Mulroy Molly A | — | — | — | 8,798 |
| 2025-07-22 | Piotrowski Laura Ellen | — | — | — | 8,798 |
| 2025-02-28 | Lawton Patrick S | Option exercise (derivative) | 37,500 | $0.00 | 0 |
| 2025-02-28 | Lawton Patrick S | Open-market sale | 37,500 | $14.03 | 49,131 |
| 2025-02-28 | Lawton Patrick S | Option exercise | 37,500 | $12.75 | 86,631 |
| 2025-02-28 | Gerke Mark Raymond | Option exercise (derivative) | 5,000 | $12.75 | 0 |
| 2025-02-28 | Gerke Mark Raymond | Open-market sale | 2,738 | $14.14 | 30,334 |
| 2025-02-28 | Gerke Mark Raymond | Option exercise | 5,000 | $12.75 | 33,072 |
| 2025-02-13 | RAPPE KRISTINE A | Option exercise (derivative) | — | $0.00 | 0 |
| 2025-02-13 | RAPPE KRISTINE A | Open-market sale | 22,185 | $14.25 | 27,318 |
| 2025-02-13 | RAPPE KRISTINE A | Option exercise | 22,185 | $12.75 | 49,503 |
| 2025-02-11 | Schmidt Stephen J | Option exercise (derivative) | — | $0.00 | 0 |
| 2025-02-11 | Schmidt Stephen J | Open-market sale | 6,211 | $13.79 | 70,078 |
| 2025-02-11 | Schmidt Stephen J | Option exercise | 6,211 | $12.75 | 76,289 |
Source: SEC EDGAR Form 4 filings. For informational purposes only — not investment advice.