GREAT SOUTHERN BANCORP, INC. (GSBC) Insider Trading Disclosures

GREAT SOUTHERN BANCORP, INC. (GSBC) is a publicly traded company on the Nasdaq, categorized under SIC 6022 (State Commercial Banks). Access real-time SEC filings, 10-K annual reports, 10-Q quarterlies, 8-K current reports, PCAOB auditor history, and executive compensation disclosures.

Ticker: GSBC CIK: 854560 Exchange: Nasdaq SIC 6022: State Commercial Banks Fiscal Year End: 12/31 State: MD

Independent PCAOB Auditor

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Audit Firm Forvis Mazars, LLP
Auditor SinceSince 12/31/2024 12:00:00 AM
Lead Engagement PartnerDavid Stotelmyer
Audit LocationSpringfield, Missouri, United States

Latest SEC EDGAR Filings

Showing 10-K, 10-Q, 8-K, Form 4, and other SEC submissions
Form Filing Date Reporting Period Description Accession Number Actions
8-K 2026-09-16 2026-09-16 FORM 8-K 0001171843-26-006075 View SEC Doc Filr Page
144 2026-09-04 — 144 Filing 0001628280-26-060643 View SEC Doc Filr Page
4 2026-08-20 2026-08-17 PRIMARY DOCUMENT 0001214659-26-010653 View SEC Doc Filr Page
4 2026-08-18 2026-07-14 PRIMARY DOCUMENT 0001214659-26-010490 View SEC Doc Filr Page
4 2026-08-18 2026-07-14 PRIMARY DOCUMENT 0001214659-26-010489 View SEC Doc Filr Page
4 2026-08-18 2026-07-14 PRIMARY DOCUMENT 0001214659-26-010488 View SEC Doc Filr Page
4 2026-08-11 2026-07-14 PRIMARY DOCUMENT 0001214659-26-009914 View SEC Doc Filr Page
4 2026-08-11 2026-07-14 PRIMARY DOCUMENT 0001214659-26-009910 View SEC Doc Filr Page
4 2026-08-11 2026-07-14 PRIMARY DOCUMENT 0001214659-26-009909 View SEC Doc Filr Page
10-Q 2026-08-07 2026-06-30 10-Q 0001104659-26-092625 View SEC Doc Filr Page
4 2026-07-27 2026-07-21 PRIMARY DOCUMENT 0001214659-26-009070 View SEC Doc Filr Page
8-K 2026-07-16 2026-07-15 FORM 8-K 0001171843-26-004726 View SEC Doc Filr Page
8-K 2026-06-17 2026-06-17 FORM 8-K 0001171843-26-004174 View SEC Doc Filr Page
S-8 2026-06-12 — FORM S-8 0001104659-26-073499 View SEC Doc Filr Page
4 2026-05-26 2026-05-26 PRIMARY DOCUMENT 0001214659-26-006741 View SEC Doc Filr Page
144 2026-05-26 — 144 Filing 0001950047-26-005038 View SEC Doc Filr Page
4 2026-05-20 2026-04-14 PRIMARY DOCUMENT 0001214659-26-006618 View SEC Doc Filr Page
4 2026-05-19 2026-05-18 PRIMARY DOCUMENT 0001214659-26-006562 View SEC Doc Filr Page
144 2026-05-18 — 144 Filing 0001950047-26-004728 View SEC Doc Filr Page
8-K 2026-05-15 2026-05-13 FORM 8-K 0001171843-26-003464 View SEC Doc Filr Page
4 2026-05-14 2026-04-14 PRIMARY DOCUMENT 0001214659-26-006223 View SEC Doc Filr Page
4 2026-05-14 2026-04-14 PRIMARY DOCUMENT 0001214659-26-006222 View SEC Doc Filr Page
4 2026-05-14 2026-04-14 PRIMARY DOCUMENT 0001214659-26-006220 View SEC Doc Filr Page
4 2026-05-14 2026-04-14 PRIMARY DOCUMENT 0001214659-26-006219 View SEC Doc Filr Page
10-Q 2026-05-07 2026-03-31 10-Q 0001104659-26-057039 View SEC Doc Filr Page