COX JEFFERY DEAN (Interim CFO) exercised options at GREEN BRICK PARTNERS, INC.

Option exercise — a mechanical event triggered by vesting or expiry. Not a discretionary conviction trade.

M · 1 exercise

COX JEFFERY DEAN

Filed: 3/9/2026ACC: 0001628280-26-016211

InsiderCOX JEFFERY DEANCIK 2063094

→

IssuerGREEN BRICK PARTNERS, INC.CIK 1373670

Officer· Interim CFO

Since Mar 2026

-93.00

Net shares

Net seller

$6.5K

Total sold

Open market trades

0B · 0S

Total transactions

235.00 acquired · 328.00 disposed

Non-Derivative Transactions2

Common Stock

Direct

M · Option Exercise

+235.00

Price / share

—

Trade value

—

% of position

39.7%

3/6/2026

592.00→827.00

Common Stock

Direct

F · Tax Withholding

−93.00

Price / share

$70.26

Trade value

$6.53K

% of position

11.2%

3/6/2026

827.00→734.00

Total

Net shares

+142.00

Net value

-$6.53K

Security	Date	Type	Shares	Price / Share	Trade Value	% of Position	Held Before	Held After
Common Stock Direct	3/6/2026	M · Option Exercise	+235.00	—	—	39.7%	592.00	827.00
Common Stock Direct	3/6/2026	F · Tax Withholding	−93.00	$70.26	$6.53K	11.2%	827.00	734.00
Total			+142.00		-$6.53K

Derivative Transactions1

Restricted Stock Units

Direct

M · Option Exercise

Converts to

Common Stock

235.00 shares

−235.00

Strike price

Held after

0.00

Exercisable

—

3/6/2026

Security	Converts To	Date	Type	Shares	Strike Price	Exercisable	Held After
Restricted Stock Units Direct	Common Stock235.00 shares	3/6/2026	M · Option Exercise	−235.00		—	0.00

Non-Derivative Holdings (Post-Transaction)0

No non-derivative holdings reported

Derivative Holdings (Post-Transaction)5

Restricted Stock Units

Direct

Underlying security

Common Stock

Underlying shares

418.00

Shares owned

418.00

Exercise price

Expiration

—

Exercise window

—

Performance Based Restricted Stock Units

Direct

Underlying security

Common Stock

Underlying shares

2.93K

Shares owned

2.93K

Exercise price

Expiration

—

Exercise window

—

Performance Based Restricted Stock Units

Direct

Underlying security

Common Stock

Underlying shares

2.93K

Shares owned

2.93K

Exercise price

Expiration

—

Exercise window

—

Restricted Stock Units

Direct

Underlying security

Common Stock

Underlying shares

1.70K

Shares owned

1.70K

Exercise price

Expiration

—

Exercise window

—

Restricted Stock Units

Direct

Underlying security

Common Stock

Underlying shares

1.96K

Shares owned

1.96K

Exercise price

Expiration

—

Exercise window

—

Total

Underlying

9.94K

Owned

9.94K

Security	Underlying	Exercise Window	Expiration	Underlying Shares	Shares Owned
Restricted Stock Units Direct	Common Stock	—	—	418.00	418.00
Performance Based Restricted Stock Units Direct	Common Stock	—	—	2.93K	2.93K
Performance Based Restricted Stock Units Direct	Common Stock	—	—	2.93K	2.93K
Restricted Stock Units Direct	Common Stock	—	—	1.70K	1.70K
Restricted Stock Units Direct	Common Stock	—	—	1.96K	1.96K
Total				9.94K	9.94K