InsiderTrades

Form 4 for GSBC GREAT SOUTHERN BANCORP, INC.

Accepted 2026-05-04 16:35:07 ET · period of report 2026-05-01 · accession 0001214659-26-005504 · SEC index · Original document

Summary rows

Aggregated the way they appear in lists: one row per insider, transaction code and security table.

X Filed Traded Ticker Insider Title Type Price Qty Owned ΔOwn Value
DM 2026-05-04 16:35 2026-05-01 GSBC Maples Mark A VP of Subsidiary M - OptEx $59.77 +2,387 2,387 New +$142.7K
D 2026-05-04 16:35 2026-05-01 GSBC Maples Mark A VP of Subsidiary S - Sale+OE $68.95 -2,387 0 -100% -$164.6K
DM 2026-05-04 16:35 2026-05-01 GSBC Maples Mark A VP of Subsidiary M - OptEx $59.77 -2,387 3,587 -40% -$142.7K

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common Stock 2026-05-01 M A 1,187 $57.98 1,187 D — —
2 Common Common Stock 2026-05-01 M A 1,200 $61.55 2,387 D — —
3 Common Common Stock 2026-05-01 S D 2,387 $68.95 0 D — —
4 Derivative Option to purchase 2026-05-01 M D 1,187 $57.98 1,187 D $57.98 · — to 2031-11-17 2,374 Common stock (F1) 1,187 shares vest on 11/17/2025 and 11/17/2026
5 Derivative Option to purchase 2026-05-01 M D 1,200 $61.55 3,587 D $61.55 · — to 2032-11-16 3,600 Common stock (F2) 1,200 shares vest on 11/16/2025, 11/16/2026 and 11/16/2027