Adam Dante Zambanini

CIK: 0001512909

Transaction Breakdown

Open Market Buys (P)0 (0.0%)

High conviction signal

Open Market Sales (S)0 (0.0%)

Position reduction

Option Exercises (M)0 (0.0%)

Derivative conversions

Awards (A)6 (60.0%)

Compensation grants

Other (G, F, J, C, D, …)4 (40.0%)

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

Companies & Roles (1)

TREX

TREX CO INC

Officer

Discretionary Trading P&L

Holdings

Transaction History (10 total)

TREX
TREX CO INC
Mar 1, 2026
Award(A)
Direct
3.6K shares at avg. $41.42$150K
TREX
TREX CO INC
Mar 1, 2026
Other(J)
Direct
1.9K shares at avg. $41.42$80K
TREX
TREX CO INC
Mar 1, 2026
Tax Payment(F)
Direct
8.3K shares at avg. $41.42$343K
TREX
TREX CO INC
Feb 24, 2026
Award(A)
Direct
18.9K shares at avg. $41.45$784K
TREX
TREX CO INC
Feb 24, 2026
Award(A)
Direct
18.9K shares at avg. $41.45$784K
TREX
TREX CO INC
Mar 1, 2025
Other(J)
Direct
1.7K shares at avg. $61.69$104K
TREX
TREX CO INC
Mar 1, 2025
Award(A)
Direct
3.8K shares at avg. $61.69$234K
TREX
TREX CO INC
Mar 1, 2025
Tax Payment(F)
Direct
7K shares at avg. $61.69$431K
TREX
TREX CO INC
Feb 17, 2025
Award(A)
Direct
7.5K shares at avg. $67.33$508K
TREX
TREX CO INC
Feb 17, 2025
Award(A)
Direct
10.8K shares at avg. $67.33$725K

		Type	Shares	Price		Ownership
Mar 1, 2026	TREX TREX CO INC	Award(A)	3,623	$41.42	$150,065	Direct
Mar 1, 2026	TREX TREX CO INC	Other(J)	1,928	$41.42	$79,858	Direct
Mar 1, 2026	TREX TREX CO INC	Tax Payment(F)	8,271	$41.42	$342,585	Direct
Feb 24, 2026	TREX TREX CO INC	Award(A)	18,914	$41.45	$783,985	Direct
Feb 24, 2026	TREX TREX CO INC	Award(A)	18,914	$41.45	$783,985	Direct
Mar 1, 2025	TREX TREX CO INC	Other(J)	1,680	$61.69	$103,639	Direct
Mar 1, 2025	TREX TREX CO INC	Award(A)	3,789	$61.69	$233,743	Direct
Mar 1, 2025	TREX TREX CO INC	Tax Payment(F)	6,993	$61.69	$431,398	Direct
Feb 17, 2025	TREX TREX CO INC	Award(A)	7,543	$67.33	$507,870	Direct
Feb 17, 2025	TREX TREX CO INC	Award(A)	10,775	$67.33	$725,481	Direct

1-10 of 10 transactions

About Zambanini Adam Dante

Zambanini Adam Dante (SEC CIK 0001512909) files insider reports with the SEC as EVP, Chief Operating Officer of TREX CO INC (TREX).

Signal8 holds 4 ownership filings by Zambanini Adam Dante, all Form 4s, filed between Feb 18, 2025 and Mar 3, 2026. Those filings report 10 transactions, from Feb 17, 2025 to Mar 1, 2026. Signal8's Form 4 history starts in Sep 2024.

The business address on Zambanini Adam Dante's filings is in WINCHESTER, VA.

Recent filings by Zambanini Adam Dante

Mar 1, 2026: Grant or award of TREX shares (Form 4, code A).
Mar 1, 2026: Other transaction of TREX shares (Form 4, code J).
Mar 1, 2026: Tax withholding of TREX shares (Form 4, code F).
Feb 24, 2026: Grants or awards of TREX shares (2 lines, Form 4, code A).
Mar 1, 2025: Other transaction of TREX shares (Form 4, code J).

Other insiders filing for TREX CO INC (TREX)

ROSE B ANDREW, Director
Keffer David Christian, Director
Taylor Brian J., SVP, Chief Commercial Officer
Fernandez Amy M., SVP, CLO and Secretary
Volas Gerald, Director
Tasi Irene, Director

How to read Form 4 transaction codes