7 insiders reported 46 Form 4 transactions for Waterstone Financial, Inc. (WSBF) over the past 18 months (most recent 2026-05-22). Recent activity: Gerke Mark Raymond (EVP/Chief Financial Officer) Buy 10,000 shares, Gerke Mark Raymond (EVP/Chief Financial Officer) Sell 10,000 shares, Gordon Douglas S (Director) Sell 2,880 shares, Gordon Douglas S (Director) Sell 6,765 shares, Gordon Douglas S (Director) Sell 15,000 shares. Source: SEC Form 4.
| Date | Insider | Title | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-05-22 | Gerke Mark Raymond | EVP/Chief Financial Officer | Buy | 10,000 | $149,800 |
| 2026-05-22 | Gerke Mark Raymond | EVP/Chief Financial Officer | Sell | 10,000 | $183,435 |
| 2026-02-20 | Gordon Douglas S | Director | Sell | 2,880 | $52,157 |
| 2026-02-10 | Gordon Douglas S | Director | Sell | 6,765 | $123,597 |
| 2026-02-06 | Gordon Douglas S | Director | Sell | 15,000 | $278,250 |
| 2026-02-06 | Gordon Douglas S | Director | Sell | 18,716 | $341,567 |
| 2026-02-05 | Lawton Patrick S | Director | Sell | 30,000 | $555,900 |
| 2026-02-05 | Lawton Patrick S | Director | Sell | 19,255 | $358,913 |
| 2026-02-04 | Glynn Julie Ann | EVP/Chief Retail Officer | Buy | 20,000 | $347,000 |
| 2026-02-04 | Glynn Julie Ann | EVP/Chief Retail Officer | Sell | 20,000 | $363,400 |
| 2026-02-04 | Glynn Julie Ann | EVP/Chief Retail Officer | Sell | 929 | $17,363 |
| 2025-10-28 | Hansen Michael L | Director | Sell | 79,872 | $1.2M |
| 2025-10-28 | Hansen Michael L | Director | Sell | 1,541 | $23,362 |
| 2025-08-14 | Hansen Michael L | Director | Sell | 35,290 | $491,237 |
| 2025-08-14 | Hansen Michael L | Director | Sell | 109,527 | $1.5M |
| 2025-08-12 | Hansen Michael L | Director | Sell | 2,757 | $38,047 |
| 2025-07-28 | Hansen Michael L | Director | Sell | 36,465 | $504,311 |
| 2025-07-28 | Hansen Michael L | Director | Sell | 100 | $1,381 |
| 2025-07-28 | Hansen Michael L | Director | Sell | 761 | $10,509 |
| 2025-07-28 | Hansen Michael L | Director | Sell | 100 | $1,382 |
| 2025-03-03 | Lawton Patrick S | Director | Buy | 37,500 | $478,125 |
| 2025-03-03 | Lawton Patrick S | Director | Sell | 37,500 | $526,125 |
| 2025-03-03 | Gerke Mark Raymond | EVP/Chief Financial Officer | Buy | 5,000 | $63,750 |
| 2025-03-03 | Gerke Mark Raymond | EVP/Chief Financial Officer | Sell | 2,738 | $38,743 |
| 2025-02-14 | RAPPE KRISTINE A | Director | Buy | 22,185 | $282,859 |
Source: SEC Form 4 filings · as of 2026-05-22