HART DEBRA MALLONEE

PrivateCIK: 1700534

Location

SPRINGFIELD, MO

HART DEBRA MALLONEE reported 1 transaction at GREAT SOUTHERN BANCORP, INC.

Review the transaction codes below to understand the nature of each event.

HART DEBRA MALLONEE

Filed: 2/17/2026ACC: 0001214659-26-002056

InsiderHART DEBRA MALLONEECIK 1700534

→

IssuerGREAT SOUTHERN BANCORP, INC.CIK 854560

Director

Since Jul 2018

+13.00

Net shares

Net buyer

$809.74

Total acquired

0

Open market trades

0B · 0S

1

Total transactions

13.00 acquired

Non-Derivative Transactions1

Common Stock

Direct

J · J

Shares

+13.00

Price / share

$62.29

Trade value

$809.74

% of position

0.7%

1/13/2026

1.99K→2K

Total

Net shares

+13.00

Net value

$809.74

Security	Date	Type	Shares	Price / Share	Trade Value	% of Position	Held Before	Held After
Common Stock Direct	1/13/2026	J · J	+13.00	$62.29	$809.74	0.7%	1.99K	2K
Total			+13.00		$809.74

Derivative Transactions0

No derivative transactions reported

Non-Derivative Holdings (Post-Transaction)0

No non-derivative holdings reported

Derivative Holdings (Post-Transaction)10

Option to purchase

Direct

Underlying security

Common stock

Underlying shares

2K

Shares owned

9K

Exercise price

55

Expiration

—

Exercise window

—

Option to purchase

Direct

Underlying security

Common stock

Underlying shares

2K

Shares owned

15K

Exercise price

57.98

Expiration

—

Exercise window

—

Option to purchase

Direct

Underlying security

Common Stock

Underlying shares

2K

Shares owned

7K

Exercise price

52.2

Expiration

—

Exercise window

—

Option to purchase

Direct

Underlying security

Common stock

Underlying shares

2K

Shares owned

13K

Exercise price

41.74

Expiration

—

Exercise window

—

Option to purchase

Direct

Underlying security

Common stock

Underlying shares

2K

Shares owned

19K

Exercise price

53.22

Expiration

—

Exercise window

—

Option to purchase

Direct

Underlying security

Common stock

Underlying shares

2K

Shares owned

11K

Exercise price

60.15

Expiration

—

Exercise window

—

Option to purchase

Direct

Underlying security

Common stock

Underlying shares

2K

Shares owned

17K

Exercise price

61.55

Expiration

—

Exercise window

—

Option to purchase

Direct

Underlying security

Common stock

Underlying shares

2K

Shares owned

21K

Exercise price

61.79

Expiration

—

Exercise window

—

Option to purchase

Direct

Underlying security

Common stock

Underlying shares

2K

Shares owned

23K

Exercise price

57.29

Expiration

—

Exercise window

—

Option to purchase

Direct

Underlying security

Common Stock

Underlying shares

5K

Shares owned

5K

Exercise price

51.4

Expiration

—

Exercise window

—

Total

Underlying

23K

Owned

140K

Security	Underlying	Exercise Price	Exercise Window	Expiration	Underlying Shares	Shares Owned
Option to purchase Direct	Common stock	55	—	—	2K	9K
Option to purchase Direct	Common stock	57.98	—	—	2K	15K
Option to purchase Direct	Common Stock	52.2	—	—	2K	7K
Option to purchase Direct	Common stock	41.74	—	—	2K	13K
Option to purchase Direct	Common stock	53.22	—	—	2K	19K
Option to purchase Direct	Common stock	60.15	—	—	2K	11K
Option to purchase Direct	Common stock	61.55	—	—	2K	17K
Option to purchase Direct	Common stock	61.79	—	—	2K	21K
Option to purchase Direct	Common stock	57.29	—	—	2K	23K
Option to purchase Direct	Common Stock	51.4	—	—	5K	5K
Total					23K	140K

HART DEBRA MALLONEE — Insider Transaction (Form 4) Filed Feb 17, 2026 | Finecho