Jeffery Dean Cox

CIK: 0002063094

Transaction Breakdown

Open Market Buys (P)0 (0.0%)

High conviction signal

Open Market Sales (S)0 (0.0%)

Position reduction

Option Exercises (M)2 (18.2%)

Derivative conversions

Awards (A)7 (63.6%)

Compensation grants

Other (G, F, J, C, D, …)2 (18.2%)

Gifts, tax withholding, conversions, dispositions to the issuer and other codes

Companies & Roles (1)

GRBK

Green Brick Partners, Inc.

Officer

Discretionary Trading P&L

Holdings

Transaction History (11 total)

GRBK
Green Brick Partners, Inc.
Mar 26, 2026
Award(A)
Performance Based Restricted Stock Units
Direct
3.3K shares-
GRBK
Green Brick Partners, Inc.
Mar 26, 2026
Award(A)
Restricted Stock Units
Direct
3.3K shares-
GRBK
Green Brick Partners, Inc.
Mar 26, 2026
Award(A)
Performance Based Restricted Stock Units
Direct
3.3K shares-
GRBK
Green Brick Partners, Inc.
Mar 6, 2026
Exercise(M)
Direct
235 shares-
GRBK
Green Brick Partners, Inc.
Mar 6, 2026
Tax Payment(F)
Direct
93 shares at avg. $70.26$7K
GRBK
Green Brick Partners, Inc.
Mar 3, 2026
Award(A)
Direct
977 shares-
GRBK
Green Brick Partners, Inc.
Mar 3, 2026
Tax Payment(F)
Direct
385 shares at avg. $72.40$28K
GRBK
Green Brick Partners, Inc.
Mar 3, 2026
Exercise(M)
Restricted Stock Units
Direct
977 shares-
GRBK
Green Brick Partners, Inc.
Apr 15, 2025
Award(A)
Performance Based Restricted Stock Units
Direct
2.9K shares-
GRBK
Green Brick Partners, Inc.
Apr 15, 2025
Award(A)
Performance Based Restricted Stock Units
Direct
2.9K shares-
GRBK
Green Brick Partners, Inc.
Apr 15, 2025
Award(A)
Restricted Stock Units
Direct
2.9K shares-

		Type	Shares	Price		Ownership
Mar 26, 2026	GRBK Green Brick Partners, Inc.	Award(A) Performance Based Restricted Stock Units	3,332	-	-	Direct
Mar 26, 2026	GRBK Green Brick Partners, Inc.	Award(A) Restricted Stock Units	3,332	-	-	Direct
Mar 26, 2026	GRBK Green Brick Partners, Inc.	Award(A) Performance Based Restricted Stock Units	3,332	-	-	Direct
Mar 6, 2026	GRBK Green Brick Partners, Inc.	Exercise(M)	235	-	$0	Direct
Mar 6, 2026	GRBK Green Brick Partners, Inc.	Tax Payment(F)	93	$70.26	$6,534	Direct
Mar 3, 2026	GRBK Green Brick Partners, Inc.	Award(A)	977	-	$0	Direct
Mar 3, 2026	GRBK Green Brick Partners, Inc.	Tax Payment(F)	385	$72.40	$27,874	Direct
Mar 3, 2026	GRBK Green Brick Partners, Inc.	Exercise(M) Restricted Stock Units	977	-	-	Direct
Apr 15, 2025	GRBK Green Brick Partners, Inc.	Award(A) Performance Based Restricted Stock Units	2,933	-	-	Direct
Apr 15, 2025	GRBK Green Brick Partners, Inc.	Award(A) Performance Based Restricted Stock Units	2,933	-	-	Direct
Apr 15, 2025	GRBK Green Brick Partners, Inc.	Award(A) Restricted Stock Units	2,933	-	-	Direct

1-11 of 11 transactions

About COX JEFFERY DEAN

COX JEFFERY DEAN (SEC CIK 0002063094) files insider reports with the SEC as Interim CFO of Green Brick Partners, Inc. (GRBK).

Signal8 holds 5 ownership filings by COX JEFFERY DEAN (1 Form 3, 4 Form 4), filed between Jul 30, 2025 and Mar 27, 2026. Those filings report 11 transactions, from Apr 15, 2025 to Mar 26, 2026. Signal8's Form 4 history starts in Sep 2024.

The business address on COX JEFFERY DEAN's filings is in PLANO, TX.

Recent filings by COX JEFFERY DEAN

Mar 26, 2026: Grants or awards of GRBK derivative securities (3 lines, Form 4, code A).
Mar 6, 2026: Option exercise of GRBK shares (Form 4, code M).
Mar 6, 2026: Tax withholding of GRBK shares (Form 4, code F).
Mar 3, 2026: Grant or award of GRBK shares (Form 4, code A).
Mar 3, 2026: Tax withholding of GRBK shares (Form 4, code F).

Other insiders filing for Green Brick Partners, Inc. (GRBK)

Dolson Jed, Co-Chief Executive Officer
PARK ERIC JOHN, Chief Accounting Officer
Press Richard S, Director
SAMUEL BOBBY L III, EVP of Land
Brickman James R., Chief Executive Officer
Suit Neal J, General Counsel & EVP

How to read Form 4 transaction codes