BUGH JOHN M

PrivateCIK: 1712461

Location

SPRINGFIELD, MO

BUGH JOHN M

Filed: 11/20/2025ACC: 0001214659-25-017008

InsiderBUGH JOHN MCIK 1712461

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IssuerGREAT SOUTHERN BANCORP, INC.CIK 854560

Other

Since Nov 2018

+4.80K

Net shares

Net buyer

$0.00

Total acquired

0

Open market trades

0B · 0S

4

Total transactions

4.80K acquired

Non-Derivative Transactions0

No non-derivative transactions reported

Derivative Transactions4

Option to purchase

Direct

A · Award

Converts to

Common stock

1.20K shares

Shares

+1.20K

Strike price

57.29

Held after

1.20K

Exercisable

—

11/19/2025

Option to purchase

Direct

A · Award

Converts to

Common stock

1.20K shares

Shares

+1.20K

Strike price

57.29

Held after

2.40K

Exercisable

—

11/19/2025

Option to purchase

Direct

A · Award

Converts to

Common stock

1.20K shares

Shares

+1.20K

Strike price

57.29

Held after

3.60K

Exercisable

—

11/19/2025

Option to purchase

Direct

A · Award

Converts to

Common stock

1.20K shares

Shares

+1.20K

Strike price

57.29

Held after

4.80K

Exercisable

—

11/19/2025

Security	Converts To	Date	Type	Shares	Strike Price	Exercisable	Held After
Option to purchase Direct	Common stock1.20K shares	11/19/2025	A · Award	+1.20K	57.29	—	1.20K
Option to purchase Direct	Common stock1.20K shares	11/19/2025	A · Award	+1.20K	57.29	—	2.40K
Option to purchase Direct	Common stock1.20K shares	11/19/2025	A · Award	+1.20K	57.29	—	3.60K
Option to purchase Direct	Common stock1.20K shares	11/19/2025	A · Award	+1.20K	57.29	—	4.80K

Non-Derivative Holdings (Post-Transaction)1

Common stock

Direct

Shares owned1.79K

Total

1.79K direct1.79K

Security Title	Shares Owned	Ownership Type
Common stock	1.79K	Direct
Total	1.79K	1.79K direct

Derivative Holdings (Post-Transaction)9

Option to purchase

Direct

Underlying security

Common stock

Underlying shares

2.80K

Shares owned

10.10K

Exercise price

52.2

Expiration

—

Exercise window

—

Common stock

Direct

Underlying security

Common stock

Underlying shares

2.50K

Shares owned

7.30K

Exercise price

41.3

Expiration

—

Exercise window

—

Option to purchase

Direct

Underlying security

Common stock

Underlying shares

4.80K

Shares owned

36.25K

Exercise price

53.22

Expiration

—

Exercise window

—

Option to purchase

Direct

Underlying security

Common stock

Underlying shares

3.50K

Shares owned

13.60K

Exercise price

55

Expiration

—

Exercise window

—

Option to purchase

Direct

Underlying security

Common stock

Underlying shares

4.75K

Shares owned

26.65K

Exercise price

57.98

Expiration

—

Exercise window

—

Option to purchase

Direct

Underlying security

Common stock

Underlying shares

4.80K

Shares owned

31.45K

Exercise price

61.55

Expiration

—

Exercise window

—

Option to purchase

Direct

Underlying security

Common stock

Underlying shares

3.80K

Shares owned

17.40K

Exercise price

60.15

Expiration

—

Exercise window

—

Option to purchase

Direct

Underlying security

Common stock

Underlying shares

4.80K

Shares owned

41.05K

Exercise price

61.79

Expiration

—

Exercise window

—

Option to purchase

Direct

Underlying security

Common stock

Underlying shares

4.50K

Shares owned

21.90K

Exercise price

41.74

Expiration

—

Exercise window

—

Total

Underlying

36.25K

Owned

205.70K

Security	Underlying	Exercise Price	Exercise Window	Expiration	Underlying Shares	Shares Owned
Option to purchase Direct	Common stock	52.2	—	—	2.80K	10.10K
Common stock Direct	Common stock	41.3	—	—	2.50K	7.30K
Option to purchase Direct	Common stock	53.22	—	—	4.80K	36.25K
Option to purchase Direct	Common stock	55	—	—	3.50K	13.60K
Option to purchase Direct	Common stock	57.98	—	—	4.75K	26.65K
Option to purchase Direct	Common stock	61.55	—	—	4.80K	31.45K
Option to purchase Direct	Common stock	60.15	—	—	3.80K	17.40K
Option to purchase Direct	Common stock	61.79	—	—	4.80K	41.05K
Option to purchase Direct	Common stock	41.74	—	—	4.50K	21.90K
Total					36.25K	205.70K

BUGH JOHN M — Insider Transaction (Form 4) Filed Nov 20, 2025 | Finecho