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Insider · CIK 0001700534

Debra Mallonee Hart

director

Files at GSBC (GREAT SOUTHERN BANCORP, INC.). First filing -, latest -.

Debra Mallonee Hart files SEC Form 4 as director at GSBC (GREAT SOUTHERN BANCORP, INC.). No open-market trade is on file; the transactions below are grants, exercises and other rows that carry no view on the price.

A track record needs three past buys with six months of prices behind them; Debra Mallonee Hart has 0, so none is measured yet.

Track record
Not enough history
Fewer than three past buys with six months of prices.
Median 6-month excess
-
after past buys, n = 0
Hit rate
-
past buys that beat the index over 6 months
Open-market trades
0 / 0
$0 bought, $0 sold

Signals

This insider’s open-market buys and sells, scored.

No scored open-market trades yet.

Transactions

Every row this insider has filed, 14 in all, newest first.

DateCompanyTransactionSharesPriceValueHoldings afterFiled
Apr 14, 2026GSBC
GREAT SOUTHERN BANCORP, INC.
JOther
Common Stock
+13$67.28$8752,013May 20, 2026
Jan 13, 2026GSBC
GREAT SOUTHERN BANCORP, INC.
JOther
Common Stock
+13$62.29$8102,000Feb 17, 2026
Oct 14, 2025GSBC
GREAT SOUTHERN BANCORP, INC.
JOther
Common Stock
+15$59.99$9001,987Nov 20, 2025
Nov 19, 2025GSBC
GREAT SOUTHERN BANCORP, INC.
AGrant or award
Option to purchasederivative
+500$57.29$29k500Nov 20, 2025
Nov 19, 2025GSBC
GREAT SOUTHERN BANCORP, INC.
AGrant or award
Option to purchasederivative
+500$57.29$29k1,000Nov 20, 2025
Nov 19, 2025GSBC
GREAT SOUTHERN BANCORP, INC.
AGrant or award
Option to purchasederivative
+500$57.29$29k1,500Nov 20, 2025
Nov 19, 2025GSBC
GREAT SOUTHERN BANCORP, INC.
AGrant or award
Option to purchasederivative
+500$57.29$29k2,000Nov 20, 2025
Jul 15, 2025GSBC
GREAT SOUTHERN BANCORP, INC.
JOther
Common Stock
+13$60.66$7891,972Aug 13, 2025
Apr 14, 2025GSBC
GREAT SOUTHERN BANCORP, INC.
JOther
Common Stock
+15$49.87$7481,959May 19, 2025
Jan 14, 2025GSBC
GREAT SOUTHERN BANCORP, INC.
JOther
Common Stock
+13$57.72$7501,944Mar 4, 2025
Nov 20, 2024GSBC
GREAT SOUTHERN BANCORP, INC.
AGrant or award
Option to purchasederivative
+500$61.79$31k500Nov 22, 2024
Nov 20, 2024GSBC
GREAT SOUTHERN BANCORP, INC.
AGrant or award
Option to purchasederivative
+500$61.79$31k1,000Nov 22, 2024
Nov 20, 2024GSBC
GREAT SOUTHERN BANCORP, INC.
AGrant or award
Option to purchasederivative
+500$61.79$31k1,500Nov 22, 2024
Nov 20, 2024GSBC
GREAT SOUTHERN BANCORP, INC.
AGrant or award
Option to purchasederivative
+500$61.79$31k2,000Nov 22, 2024

Questions about Debra Mallonee Hart

Answered from the filings on this page, as of the latest one.

Is Debra Mallonee Hart buying or selling?

Debra Mallonee Hart has no open-market buy or sell on SEC Form 4; the filings on record are grants, exercises and other transactions.

How did Debra Mallonee Hart's past buys perform?

Not measured yet. InsiderTell needs three past buys with six months of prices to publish a track record, and Debra Mallonee Hart has 0.

Where does Debra Mallonee Hart file Form 4?

Debra Mallonee Hart has filed Form 4 at GSBC (GREAT SOUTHERN BANCORP, INC.). A Form 4 is required of officers, directors and holders of more than 10% of a share class within two business days of a trade.

Not investment advice. Scores and forward returns are decision support built from public SEC filings and past prices; they describe what happened after comparable filings, not what will happen after this one. Do your own research and size your risk.