As of September 09, 2026, Great Southern Bancorp's top three insider holders are Earl A Jr Steinert (Director, 939.60K shares), William V Turner (Director, 199.11K shares), William V Turner (Director, 192.71K shares).
| # | Insider | Position | Direct | Indirect | Total | Share of Insiders | Last Filed |
|---|---|---|---|---|---|---|---|
| 1 | Earl A Jr Steinert | Director | 939,596 | 0 | 939,596 | 69.0% | 26 May, 2026 |
| 2 | William V Turner | Director | 192,712 | 0 | 192,712 | 14.1% | 27 Jul, 2026 |
| 3 | Joseph W Turner | President/Ceo | 136,182 | 11,395 | 147,577 | 10.8% | 01 May, 2026 |
| 4 | Rex A Copeland | Treasurer | 25,921 | 0 | 25,921 | 1.9% | 01 May, 2026 |
| 5 | Thomas J Carlson | Director | 0 | 17,411 | 17,411 | 1.3% | 18 Aug, 2026 |
| 6 | Douglas M Pitt | Director | 11,639 | 0 | 11,639 | 0.9% | 18 Aug, 2026 |
| 7 | Kevin R Ausburn | Director | 8,300 | 0 | 8,300 | 0.6% | 24 Feb, 2026 |
| 8 | Julie A Brown | Director | 0 | 7,052 | 7,052 | 0.5% | 20 Aug, 2026 |
| 9 | Steven D Edwards | Director | 4,082 | 0 | 4,082 | 0.3% | 17 Feb, 2026 |
| 10 | Linton J Thomason | Other | 3,873 | 0 | 3,873 | 0.3% | 19 Nov, 2021 |
| 11 | Debra Mallonee Hart | Director | 2,013 | 0 | 2,013 | 0.1% | 20 May, 2026 |
| 12 | John M Bugh | Other | 1,790 | 0 | 1,790 | 0.1% | 21 Apr, 2026 |
| 13 | Kevin L Baker | Other | 14 | 0 | 14 | 0.0% | 06 May, 2026 |
Each row is that insider’s most recently reported position, from Form 4 filings over the last 60 months — which is why this total does not tie to the quarterly series above, where a quarter counts only the insiders who filed in it. Shares held through a fund or institutional portfolio are counted on the institutional ownership page instead.
| Date | Insider | Position | Transaction | Shares | Price | Value | Shares Held After | Ownership |
|---|---|---|---|---|---|---|---|---|
| 17 Aug, 2026 | Julie A Brown | Director | Disposed S | 851 | $81.00 | $68.93K | 7,052 | Indirect |
| 14 Jul, 2026 | Douglas M Pitt | Director | Acquired J | 46 | $78.01 | $3.59K | 11,639 | Direct |
| 14 Jul, 2026 | Thomas J Carlson | Director | Acquired J | 96 | $77.84 | $7.47K | 17,411 | Indirect |
| 14 Jul, 2026 | Julie A Brown | Director | Acquired J | 43 | $77.55 | $3.33K | 7,903 | Indirect |
| 21 Jul, 2026 | William V Turner | Director | Disposed G | 6,400 | $78.71 | $503.74K | 192,712 | Direct |
| 26 May, 2026 | Earl A Jr Steinert | Director | Acquired M | 2,000 | $60.15 | $120.30K | 941,596 | Direct |
| 26 May, 2026 | Earl A Jr Steinert | Director | Acquired M | 1,500 | $57.98 | $86.97K | 943,096 | Direct |
| 26 May, 2026 | Earl A Jr Steinert | Director | Acquired M | 1,000 | $61.55 | $61.55K | 944,096 | Direct |
| 26 May, 2026 | Earl A Jr Steinert | Director | Disposed S | 4,500 | $71.62 | $322.27K | 939,596 | Direct |
| 26 May, 2026 | Earl A Jr Steinert | Director | Disposed M | 2,000 | $60.15 | $120.30K | 0 | Direct |
| 26 May, 2026 | Earl A Jr Steinert | Director | Disposed M | 1,500 | $57.98 | $86.97K | 500 | Direct |
| 26 May, 2026 | Earl A Jr Steinert | Director | Disposed M | 1,000 | $61.55 | $61.55K | 1,500 | Direct |
| 14 Apr, 2026 | Debra Mallonee Hart | Director | Acquired J | 13 | $67.28 | $875 | 2,013 | Direct |
| 18 May, 2026 | William V Turner | Director | Acquired M | 6,000 | $52.20 | $313.20K | 205,112 | Direct |
| 18 May, 2026 | William V Turner | Director | Disposed S | 6,000 | $68.35 | $410.10K | 199,112 | Direct |
| 18 May, 2026 | William V Turner | Director | Disposed M | 6,000 | $52.20 | $313.20K | 0 | Direct |
| 14 Apr, 2026 | Douglas M Pitt | Director | Acquired J | 54 | $67.28 | $3.63K | 11,593 | Direct |
| 14 Apr, 2026 | Thomas J Carlson | Director | Acquired J | 109 | $67.57 | $7.37K | 17,315 | Indirect |
| 14 Apr, 2026 | Julie A Brown | Director | Acquired J | 50 | $67.56 | $3.38K | 7,860 | Indirect |
| 06 May, 2026 | Kevin L Baker | Other | Acquired M | 2,800 | $52.20 | $146.16K | 2,814 | Direct |