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GREAT SOUTHERN BANCORP, INC. — 8-K Filings

367 8-K filings on record

This page lists all 8-K filings submitted to the SEC by GREAT SOUTHERN BANCORP, INC. (GSBC), sorted by most recent first. Each row links to the full filing on EdgarLookup. GREAT SOUTHERN BANCORP, INC. has filed 367 8-K documents with the SEC since 2011. To view all SEC filings by GREAT SOUTHERN BANCORP, INC., see the full filings list.

Overview All Filings Financials Insiders
All 10-K 10-K/A 10-Q 144 25-NSE 3 3/A 305B2 4 4/A 424B1 424B5 5 5/A 8-A12G 8-K 8-K/A ARS CORRESP DEF 14A DEFA14A EFFECT FWP NT 10-K NT 10-Q POS AM PRE 14A RW S-3 S-3/A S-8 S-8 POS SC 13D SC 13D/A SC 13G SC 13G/A UPLOAD
Form Description Accession Number Filed Period
8-K FORM 8-K 0001171843-26-001736 Mar 18, 2026
8-K FORM 8-K 0001171843-26-000861 Feb 17, 2026
8-K FORM 8-K 0001171843-26-000379 Jan 22, 2026 Jan 21, 2026
8-K FORM 8-K 0001171843-25-007981 Dec 17, 2025
8-K FORM 8-K 0001171843-25-006476 Oct 16, 2025 Oct 15, 2025
8-K FORM 8-K 0001171843-25-005940 Sep 17, 2025
8-K FORM 8-K 0001171843-25-004521 Jul 17, 2025 Jul 16, 2025
8-K FORM 8-K 0001171843-25-004492 Jul 16, 2025
8-K FORM 8-K 0001171843-25-003961 Jun 18, 2025
8-K FORM 8-K 0001171843-25-003132 May 13, 2025 May 7, 2025
8-K FORM 8-K 0001171843-25-002655 Apr 30, 2025
8-K FORM 8-K 0001171843-25-002297 Apr 17, 2025 Apr 16, 2025
8-K FORM 8-K 0001171843-25-002235 Apr 16, 2025
8-K FORM 8-K 0001171843-25-001578 Mar 19, 2025
8-K FORM 8-K 0001171843-25-000713 Feb 10, 2025
8-K FORM 8-K 0001171843-25-000370 Jan 22, 2025 Jan 21, 2025
8-K FORM 8-K 0001171843-25-000348 Jan 21, 2025
8-K FORM 8-K 0001171843-24-006997 Dec 18, 2024
8-K FORM 8-K 0001171843-24-005683 Oct 17, 2024 Oct 16, 2024
8-K FORM 8-K 0001171843-24-005662 Oct 16, 2024
8-K FORM 8-K 0001104659-24-100954 Sep 18, 2024
8-K FORM 8-K 0001104659-24-080275 Jul 17, 2024 Jul 16, 2024
8-K FORM 8-K 0001104659-24-080209 Jul 16, 2024
8-K FORM 8-K 0001104659-24-073288 Jun 20, 2024
8-K FORM 8-K 0001104659-24-060944 May 14, 2024 May 8, 2024
8-K FORM 8-K 0001104659-24-048495 Apr 18, 2024 Apr 17, 2024
8-K FORM 8-K 0001104659-24-048315 Apr 17, 2024
8-K FORM 8-K 0001104659-24-036629 Mar 20, 2024
8-K FORM 8-K 0001104659-24-007606 Jan 29, 2024
8-K FORM 8-K 0001104659-24-005658 Jan 23, 2024 Jan 22, 2024
8-K FORM 8-K 0001104659-24-005572 Jan 22, 2024
8-K FORM 8-K 0001104659-23-128779 Dec 22, 2023 Dec 20, 2023
8-K FORM 8-K 0001104659-23-127688 Dec 20, 2023
8-K FORM 8-K 0001104659-23-120934 Nov 24, 2023 Nov 21, 2023
8-K FORM 8-K 0001104659-23-109949 Oct 19, 2023 Oct 18, 2023
8-K FORM 8-K 0001104659-23-109861 Oct 18, 2023
8-K FORM 8-K 0001104659-23-102239 Sep 20, 2023
8-K FORM 8-K 0001104659-23-088347 Aug 7, 2023
8-K FORM 8-K 0001104659-23-082461 Jul 20, 2023 Jul 19, 2023
8-K FORM 8-K 0001104659-23-082346 Jul 19, 2023
8-K FORM 8-K 0001104659-23-073266 Jun 21, 2023
8-K FORM 8-K 0001104659-23-060661 May 15, 2023 May 10, 2023
8-K FORM 8-K 0001104659-23-047291 Apr 20, 2023 Apr 19, 2023
8-K FORM 8-K 0001104659-23-047198 Apr 19, 2023
8-K FORM 8-K 0001104659-23-032712 Mar 15, 2023
8-K FORM 8-K 0001104659-23-007869 Jan 30, 2023
8-K FORM 8-K 0001104659-23-006013 Jan 24, 2023 Jan 23, 2023
8-K FORM 8-K 0001104659-23-005811 Jan 23, 2023
8-K FORM 8-K 0001104659-22-129111 Dec 21, 2022
8-K FORM 8-K 0001104659-22-110079 Oct 20, 2022 Oct 19, 2022