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Insider Cluster (3 insiders) ·Filed Apr 30, 2026

GSBC

GREAT SOUTHERN BANCORP, INC.
NEUTRAL
Impact 3/10
Horizondays Processed5mo ago
Insider cluster: 2 insiders, $636K total
Actionable Insight • Neutral

Insider selling is routine and small relative to market cap. Monitor next earnings for any fundamental weakness, but no immediate catalyst from this cluster.

DirectionNeutral
Confidencehigh
Horizondays
Final — all horizons settled through T+60d
GSBC ▲ +16.17% at T+60d
NEUTRAL call +16.17% · α vs SPY +13.06% · entry $68.22 → $79.25
Entry = T+0 close
Apr 29, 2026
via day close
T+1d
+0.95%
call +0.95% · α +0.73%
$68.87
settled 6mo ago
T+5d
+2.76%
call +2.76% · α +1.03%
$70.10
settled 6mo ago
T+20d
+4.57%
call +4.57% · α -0.39%
$71.34
settled 5mo ago
T+60d
+16.17%
call +16.17% · α +13.06%
$79.25
settled 3mo ago

Price Chart

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Executive Summary

Three insiders at Great Southern Bancorp, including the CEO and Treasurer, sold a total of $636K in shares over a week. The sales are modest at 0.08% of market cap and likely related to option exercises and tax planning.

Key Financial Metrics

Direction
selling
Total Value
$636.4K
Insiders
3

Key Facts

  • CEO Joseph W. Turner sold 6,000 shares at $68.16 for $409K on April 30.
  • Treasurer Rex A. Copeland sold 914 shares at $68.77 for $63K on May 1.
  • Insider Mark A. Maples sold 2,387 shares at $68.96 for $165K on May 1.
  • All sales were preceded by derivative exercises at lower strike prices.
  • Total open-market sales represent ~0.08% of GSBC's $755M market cap.

Financial Impact

Total insider sales of $636K, immaterial relative to market cap

insider ownership

Risk Factors

  • Continued insider selling could signal lack of confidence, though current levels are trivial

Market Snapshot

Exchange
Nasdaq
Sector
State Commercial Banks
Analyst Consensus
0% bullish (7 analysts)

Investment Themes

Traditional Finance

Documents Analyzed

This report is based on 1 SEC document filed with EDGAR.

DocumentAccession Number
CLUSTER Data (Synthetic)cluster-GSBC-1777926939888
16 reports for GSBC
Performance horizon
100% Hit rate @ T+60 4 of 4 directional calls Went positive at some point 4 of 6 best @ T+60▲ +15.94%Apr 15, 2026
Filters
Rows
Reports for GSBC — sortable, filterable
TypeNow
Oct 22, 2026
5d ago
8-K
BEARISH ★ 5/10
$78.93awaiting T+60—$81.33 (−3.04%)
Oct 21, 2026
5d ago
Press Release
BEARISH ★ 6/10
$78.93awaiting T+60—$81.33 (−3.04%)
Sep 24, 2026
4w ago
Press Release
NEUTRAL ★ 1/10
$78.91awaiting T+60—$81.33 (+3.07%)
Sep 16, 2026
5w ago
Press Release
NEUTRAL ★ 2/10
$79.39awaiting T+60—$81.33 (+2.44%)
Jul 16, 2026
14w ago
8-K
BEARISH ★ 6/10
$80.11 $76.75▲ +4.20%▲ +7.91%$81.33 (−1.52%)
Jul 15, 2026
14w ago
Press Release
BEARISH ★ 6/10
$80.11 $76.75▲ +4.20%▲ +7.91%$81.33 (−1.52%)
Jun 18, 2026
18w ago
Press Release
NEUTRAL ★ 1/10
$74.82 $80.52▲ +7.62%▲ +5.87%$81.33 (+8.70%)
Jun 12, 2026
19w ago
Institutional Cluster
MIXED ★ 4/10
$75.86 $79.49▲ +4.79%▲ +1.52%$81.33 (+7.21%)
May 15, 2026
23w ago
8-K
NEUTRAL ★ 2/10
$67.18 $80.32▲ +19.56%▲ +15.04%$81.33 (+21.06%)
May 1, 2026
25w ago
144
NEUTRAL ★ 2/10
$68.70 $80.71▲ +17.48%▲ +15.63%$81.33 (+18.38%)
Showing 10 of 16

US Market Status

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Report published May 4, 2026