BAKER KEVIN L

PrivateCIK: 1712496

Location

SPRINGFIELD, MO

BAKER KEVIN L sold 99.5% of their position (2.80K shares) of GREAT SOUTHERN BANCORP, INC. on the open market

Open‑market sale worth $195.9K — a major position exit. Review remaining holdings and any 10b5‑1 plan disclosures.

S · 1 sale

BAKER KEVIN L

Filed: 5/6/2026ACC: 0001214659-26-005678

InsiderBAKER KEVIN LCIK 1712496

→

IssuerGREAT SOUTHERN BANCORP, INC.CIK 854560

Other

Since Nov 2018

-2.80K

Net shares

Net seller

$195.9K

Total sold

1

Open market trades

0B · 1S

3

Total transactions

2.80K acquired · 5.60K disposed

Non-Derivative Transactions2

Common Stock

Direct

M · Option Exercise

Shares

+2.80K

Price / share

$52.20

Trade value

$146.16K

% of position

20000.0%

5/6/2026

14.00→2.81K

Common Stock

Direct

S · Sale

Shares

−2.80K

Price / share

$69.96

Trade value

$195.89K

% of position

99.5%

5/6/2026

2.81K→14.00

Total

Net shares

+0.00

Net value

-$49.73K

Security	Date	Type	Shares	Price / Share	Trade Value	% of Position	Held Before	Held After
Common Stock Direct	5/6/2026	M · Option Exercise	+2.80K	$52.20	$146.16K	20000.0%	14.00	2.81K
Common Stock Direct	5/6/2026	S · Sale	−2.80K	$69.96	$195.89K	99.5%	2.81K	14.00
Total			+0.00		-$49.73K

Derivative Transactions1

Option to purchase

Direct

M · Option Exercise

Converts to

Common stock

2.80K shares

Shares

−2.80K

Strike price

52.2

Held after

0.00

Exercisable

—

5/6/2026

Security	Converts To	Date	Type	Shares	Strike Price	Exercisable	Held After
Option to purchase Direct	Common stock2.80K shares	5/6/2026	M · Option Exercise	−2.80K	52.2	—	0.00

Non-Derivative Holdings (Post-Transaction)1

Common Stock

Indirect

Shares owned9.77K

Total

9.77K indirect9.77K

Security Title	Shares Owned	Ownership Type
Common Stock	9.77K	Indirect
Total	9.77K	9.77K indirect

Derivative Holdings (Post-Transaction)8

Option to purchase

Direct

Underlying security

Common Stock

Underlying shares

3.50K

Shares owned

3.50K

Exercise price

55

Expiration

—

Exercise window

—

Option to purchase

Direct

Underlying security

Common stock

Underlying shares

4.50K

Shares owned

11.80K

Exercise price

41.74

Expiration

—

Exercise window

—

Option to purchase

Direct

Underlying security

Common stock

Underlying shares

4.80K

Shares owned

21.35K

Exercise price

61.55

Expiration

—

Exercise window

—

Option to purchase

Direct

Underlying security

Common stock

Underlying shares

3.80K

Shares owned

7.30K

Exercise price

60.15

Expiration

—

Exercise window

—

Option to purchase

Direct

Underlying security

Common stock

Underlying shares

4.80K

Shares owned

26.15K

Exercise price

53.22

Expiration

—

Exercise window

—

Option to purchase

Direct

Underlying security

Common stock

Underlying shares

4.80K

Shares owned

35.75K

Exercise price

57.29

Expiration

—

Exercise window

—

Option to purchase

Direct

Underlying security

Common stock

Underlying shares

4.75K

Shares owned

16.55K

Exercise price

57.98

Expiration

—

Exercise window

—

Option to purchase

Direct

Underlying security

Common stock

Underlying shares

4.80K

Shares owned

30.95K

Exercise price

61.79

Expiration

—

Exercise window

—

Total

Underlying

35.75K

Owned

153.35K

Security	Underlying	Exercise Price	Exercise Window	Expiration	Underlying Shares	Shares Owned
Option to purchase Direct	Common Stock	55	—	—	3.50K	3.50K
Option to purchase Direct	Common stock	41.74	—	—	4.50K	11.80K
Option to purchase Direct	Common stock	61.55	—	—	4.80K	21.35K
Option to purchase Direct	Common stock	60.15	—	—	3.80K	7.30K
Option to purchase Direct	Common stock	53.22	—	—	4.80K	26.15K
Option to purchase Direct	Common stock	57.29	—	—	4.80K	35.75K
Option to purchase Direct	Common stock	57.98	—	—	4.75K	16.55K
Option to purchase Direct	Common stock	61.79	—	—	4.80K	30.95K
Total					35.75K	153.35K

BAKER KEVIN L — Insider Transaction (Form 4) Filed May 6, 2026 | Finecho