🕵️ Great Southern Bancorp, Inc. ($GSBC)
SEC insider & ownership activity, last 12 months · CIK 854560 · every row links its SEC filing
Over the last 12 months insiders sold $3.2M with no open-market buying against it. Joseph Turner sold $773K in discretionary trades (Jan–Apr). No red-flag 8-Ks in the window.
🚨 1 signal active —
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Monthly net open-market insider flow, last 12 months (up = net buying)
Insider flow
0 buyers, $0 (0 lots) · 8 sellers, $3.2M (16 lots)
| Insider | Buys | Bought | Sells | Sold | Last |
|---|---|---|---|---|---|
| Joseph Turner | 0 | – | 2 | $773K | Apr 30, 2026 |
| William Turner | 0 | – | 2 | $768K | May 18, 2026 |
| Earl Steinert | 0 | – | 2 | $418K | May 26, 2026 |
| Rex Copeland | 0 | – | 3 | $316K | May 1, 2026 |
| John Bugh | 0 | – | 2 | $270K | Apr 20, 2026 |
| Mark Maples | 0 | – | 2 | $251K | May 1, 2026 |
| Kevin L Baker | 0 | – | 1 | $196K | May 6, 2026 |
| Thomas J. Carlson | 0 | – | 2 | $163K | Feb 3, 2026 |
5%+ holders
No current 5%+ beneficial-ownership positions on file.
Planned insider sales (Form 144)
| Seller | Planned | Approx. sale date | |
|---|---|---|---|
| Earl Steinert | $322K | May 26, 2026 | filing ↗ |
| William Turner | $410K | May 18, 2026 | filing ↗ |
| Kevin L Baker | $196K | May 6, 2026 | filing ↗ |
| Rex Copeland | $63K | May 1, 2026 | filing ↗ |
| Mark Maples | $165K | May 1, 2026 | filing ↗ |
| Joseph Turner | $409K | Apr 30, 2026 | filing ↗ |
| Rex Copeland | $139K | Apr 30, 2026 | filing ↗ |
| John Bugh | $169K | Apr 20, 2026 | filing ↗ |
| Rex Copeland | $114K | Feb 6, 2026 | filing ↗ |
| Earl Steinert | $95K | Feb 4, 2026 | filing ↗ |
| Thomas J. Carlson | $43K | Feb 3, 2026 | filing ↗ |
| William Turner | $358K | Jan 28, 2026 | filing ↗ |
| Thomas J Carlson | $120K | Jan 28, 2026 | filing ↗ |
| Joseph Turner | $364K | Jan 26, 2026 | filing ↗ |
| Mark Maples | $87K | Nov 25, 2025 | filing ↗ |
| John Bugh | $101K | Nov 10, 2025 | filing ↗ |
Material events (8-K)
| Item | Event date | |
|---|---|---|
| Earnings (2.02) | Jul 15, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Jul 15, 2026 | filing ↗ |
| Other events (8.01) | Jun 17, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Jun 17, 2026 | filing ↗ |
| Officer/director changes (5.02) | May 13, 2026 | filing ↗ |
| Shareholder vote (5.07) | May 13, 2026 | filing ↗ |
| Earnings (2.02) | Apr 15, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Apr 15, 2026 | filing ↗ |
| Other events (8.01) | Mar 18, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Mar 18, 2026 | filing ↗ |
| Other events (8.01) | Feb 17, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Feb 17, 2026 | filing ↗ |
| Earnings (2.02) | Jan 21, 2026 | filing ↗ |
| Reg FD disclosure (7.01) | Jan 21, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Jan 21, 2026 | filing ↗ |
| Other events (8.01) | Dec 17, 2025 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Dec 17, 2025 | filing ↗ |
| Earnings (2.02) | Oct 15, 2025 | filing ↗ |
| Reg FD disclosure (7.01) | Oct 15, 2025 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Oct 15, 2025 | filing ↗ |
| Other events (8.01) | Sep 17, 2025 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Sep 17, 2025 | filing ↗ |