Adam Dante Zambanini

Insider

First SEC filing: Feb. 18, 2011 · Latest: Feb. 18, 2011

On this page

Insider at Companies where this person is a reporting insider.
Insider transactions Every share this person bought or sold, from Form 4 filings.
Derivatives Options and other derivative holdings reported by this person.
Initial holdings The stakes this person held when they first started reporting.
Compensation Executive pay disclosed in company proxy statements.

Insider at

TREX selling Nov. 11, 2021

Insider transactions

0 buys (P) 0 sells (S) Net: $0 + 95 non-open-market transactions below last 12 months, based on the transactions shown below

Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted

95 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
March 1, 2026	TREX	F	8,271	$41.42	$342,585	234,514 Direct	-3.41%	Disposed	14.2% (price as of 2026-08-21)
March 1, 2026	TREX	J	1,928	$41.42	$79,858	242,785 Direct	-0.79%	Disposed	14.2% (price as of 2026-08-21)
March 1, 2026	TREX	A	3,623	$41.42	$150,065	244,713 Direct	+1.50%	Acquired	14.2% (price as of 2026-08-21)
Feb. 24, 2026	TREX	A	18,914	$41.45	$783,985	241,090 Direct	+8.51%	Acquired	14.1% (price as of 2026-08-21)
Feb. 24, 2026	TREX	A	18,914	$41.45	$783,985	222,176 Direct	+9.31%	Acquired	14.1% (price as of 2026-08-21)
March 1, 2025	TREX	F	6,993	$61.69	$431,398	203,262 Direct	-3.33%	Disposed	-23.3% (price as of 2026-08-21)
March 1, 2025	TREX	A	3,789	$61.69	$233,743	210,255 Direct	+1.84%	Acquired	-23.3% (price as of 2026-08-21)
March 1, 2025	TREX	J	1,680	$61.69	$103,639	206,446 Direct	-0.81%	Disposed	-23.3% (price as of 2026-08-21)
Feb. 17, 2025	TREX	A	6,499	$67.33	$437,578	41,041 Direct	+18.81%	Acquired	-29.7% (price as of 2026-08-21)
Feb. 17, 2025	TREX	A	10,775	$67.33	$725,481	208,146 Direct	+5.46%	Acquired	-29.7% (price as of 2026-08-21)
Feb. 17, 2025	TREX	A	7,543	$67.33	$507,870	197,371 Direct	+3.97%	Acquired	-29.7% (price as of 2026-08-21)
March 1, 2024	TREX	F	4,945	$94.61	$467,846	189,828 Direct	-2.54%	Disposed	-50.0% (price as of 2026-08-21)
March 1, 2024	TREX	A	3,624	$94.61	$342,867	194,773 Direct	+1.90%	Acquired	-50.0% (price as of 2026-08-21)
March 1, 2024	TREX	J	1,681	$94.61	$159,039	191,149 Direct	-0.87%	Disposed	-50.0% (price as of 2026-08-21)
Feb. 21, 2024	TREX	F	425	$90.93	$38,645	192,830 Direct	-0.22%	Disposed	-48.0% (price as of 2026-08-21)
Feb. 21, 2024	TREX	J	156	$90.93	$14,185	193,255 Direct	-0.08%	Disposed	-48.0% (price as of 2026-08-21)
Feb. 19, 2024	TREX	A	4,694	$90.86	$426,497	34,542 Direct	+15.73%	Acquired	-47.9% (price as of 2026-08-21)
Feb. 19, 2024	TREX	A	7,721	$90.86	$701,530	193,411 Direct	+4.16%	Acquired	-47.9% (price as of 2026-08-21)
Feb. 19, 2024	TREX	A	5,404	$90.86	$491,007	185,690 Direct	+3.00%	Acquired	-47.9% (price as of 2026-08-21)
Feb. 17, 2024	TREX	F	371	$90.86	$33,709	180,286 Direct	-0.21%	Disposed	-47.9% (price as of 2026-08-21)
March 1, 2023	TREX	J	1,681	$50.40	$84,722	180,657 Direct	-0.92%	Disposed	-6.1% (price as of 2026-08-21)
March 1, 2023	TREX	F	531	$50.40	$26,762	182,338 Direct	-0.29%	Disposed	-6.1% (price as of 2026-08-21)
Feb. 19, 2023	TREX	F	632	$53.79	$33,995	182,869 Direct	-0.34%	Disposed	-12.1% (price as of 2026-08-21)
Feb. 17, 2023	TREX	F	332	$53.79	$17,858	183,501 Direct	-0.18%	Disposed	-12.1% (price as of 2026-08-21)
Feb. 14, 2023	TREX	A	6,813	$56.80	$386,978	6,813 Direct	—	Acquired	-16.7% (price as of 2026-08-21)
Feb. 14, 2023	TREX	F	2,327	$56.80	$132,174	183,833 Direct	-1.25%	Disposed	-16.7% (price as of 2026-08-21)
Feb. 14, 2023	TREX	A	1,895	$56.80	$107,636	186,160 Direct	+1.03%	Acquired	-16.7% (price as of 2026-08-21)
Feb. 14, 2023	TREX	A	10,871	$56.80	$617,473	184,265 Direct	+6.27%	Acquired	-16.7% (price as of 2026-08-21)
Feb. 14, 2023	TREX	A	7,610	$56.80	$432,248	173,394 Direct	+4.59%	Acquired	-16.7% (price as of 2026-08-21)
Nov. 2, 2022	TREX	D	7,503	$40.39	$303,046	165,784 Direct	-4.33%	Disposed	17.1% (price as of 2026-08-21)
Feb. 23, 2022	TREX	A	3,529	$82.01	$289,413	168,355 Direct	+2.14%	Acquired	-42.3% (price as of 2026-08-21)
Feb. 23, 2022	TREX	A	5,042	$82.01	$413,494	173,397 Direct	+2.99%	Acquired	-42.3% (price as of 2026-08-21)
Feb. 23, 2022	TREX	A	4,356	$82.01	$357,236	177,753 Direct	+2.51%	Acquired	-42.3% (price as of 2026-08-21)
Feb. 23, 2022	TREX	D	4,466	$82.01	$366,257	173,287 Direct	-2.51%	Disposed	-42.3% (price as of 2026-08-21)
Feb. 23, 2022	TREX	A	3,659	$82.01	$300,075	3,659 Direct	—	Acquired	-42.3% (price as of 2026-08-21)
Feb. 19, 2022	TREX	F	632	$85.42	$53,985	164,826 Direct	-0.38%	Disposed	-44.6% (price as of 2026-08-21)
Feb. 17, 2022	TREX	F	332	$89.17	$29,604	165,458 Direct	-0.20%	Disposed	-47.0% (price as of 2026-08-21)
Feb. 13, 2022	TREX	F	841	$85.29	$71,729	165,790 Direct	-0.50%	Disposed	-44.5% (price as of 2026-08-21)
Nov. 11, 2021	TREX	S 10b5-1	2,055	$127.89	$262,814	166,631 Direct	-1.22%	Disposed	-63.0% (price as of 2026-08-21)
Nov. 10, 2021	TREX	M	4,342	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-21)
Nov. 10, 2021	TREX	F	1,689	$127.26	$214,942	168,686 Direct	-0.99%	Disposed	-62.8% (price as of 2026-08-21)
Nov. 10, 2021	TREX	D	598	$127.26	$76,101	170,375 Direct	-0.35%	Disposed	-62.8% (price as of 2026-08-21)
Nov. 10, 2021	TREX	M 10b5-1	4,342	$17.52	$76,072	170,973 Direct	+2.61%	Acquired	170.0% (price as of 2026-08-21)
Aug. 6, 2021	TREX	S 10b5-1	7,239	$104.77	$758,430	166,631 Direct	-4.16%	Disposed	-54.9% (price as of 2026-08-21)
Aug. 5, 2021	TREX	M	13,920	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-21)
Aug. 5, 2021	TREX	F	5,949	$104.24	$620,124	173,870 Direct	-3.31%	Disposed	-54.6% (price as of 2026-08-21)
Aug. 5, 2021	TREX	D	732	$104.24	$76,304	179,819 Direct	-0.41%	Disposed	-54.6% (price as of 2026-08-21)
Aug. 5, 2021	TREX	M 10b5-1	13,920	$5.48	$76,282	180,551 Direct	+8.35%	Acquired	763.2% (price as of 2026-08-21)
Feb. 19, 2021	TREX	F	632	$102.61	$64,850	166,631 Direct	-0.38%	Disposed	-53.9% (price as of 2026-08-21)
Feb. 17, 2021	TREX	A	1,906	$104.56	$199,291	1,906 Direct	—	Acquired	-54.8% (price as of 2026-08-21)
Feb. 17, 2021	TREX	F	3,585	$104.56	$374,848	167,263 Direct	-2.10%	Disposed	-54.8% (price as of 2026-08-21)
Feb. 17, 2021	TREX	A	1,591	$104.56	$166,355	170,848 Direct	+0.94%	Acquired	-54.8% (price as of 2026-08-21)
Feb. 17, 2021	TREX	A	3,150	$104.56	$329,364	169,257 Direct	+1.90%	Acquired	-54.8% (price as of 2026-08-21)
Feb. 17, 2021	TREX	A	2,205	$104.56	$230,555	166,107 Direct	+1.35%	Acquired	-54.8% (price as of 2026-08-21)
Feb. 14, 2021	TREX	F	587	$106.28	$62,386	163,902 Direct	-0.36%	Disposed	-55.5% (price as of 2026-08-21)
Feb. 13, 2021	TREX	F	831	$106.28	$88,319	164,489 Direct	-0.50%	Disposed	-55.5% (price as of 2026-08-21)
Feb. 26, 2020	TREX	M	6,960	—	—	6,960 Direct	-50.00%	Disposed	(price as of 2026-08-21)
Feb. 26, 2020	TREX	S 10b5-1	500	$97.05	$48,525	82,660 Direct	-0.60%	Disposed	-2.5% (price as of 2026-08-21)
Feb. 26, 2020	TREX	S 10b5-1	2,895	$96.31	$278,817	83,160 Direct	-3.36%	Disposed	-1.8% (price as of 2026-08-21)
Feb. 26, 2020	TREX	F	2,790	$98.47	$274,731	86,055 Direct	-3.14%	Disposed	-3.9% (price as of 2026-08-21)
Feb. 26, 2020	TREX	D	775	$98.47	$76,314	88,845 Direct	-0.86%	Disposed	-3.9% (price as of 2026-08-21)
Feb. 26, 2020	TREX	M 10b5-1	6,960	$10.97	$76,351	89,620 Direct	+8.42%	Acquired	762.4% (price as of 2026-08-21)
Feb. 19, 2020	TREX	A	2,568	$101.66	$261,063	2,568 Direct	—	Acquired	-6.9% (price as of 2026-08-21)
Feb. 19, 2020	TREX	A	3,002	$101.66	$305,183	82,660 Direct	+3.77%	Acquired	-6.9% (price as of 2026-08-21)
Feb. 19, 2020	TREX	A	2,101	$101.66	$213,588	79,658 Direct	+2.71%	Acquired	-6.9% (price as of 2026-08-21)
Feb. 19, 2020	TREX	F	2,204	$101.66	$224,059	77,557 Direct	-2.76%	Disposed	-6.9% (price as of 2026-08-21)
Feb. 19, 2020	TREX	A	1,274	$101.66	$129,515	79,761 Direct	+1.62%	Acquired	-6.9% (price as of 2026-08-21)
Feb. 15, 2020	TREX	F	453	$101.88	$46,152	78,487 Direct	-0.57%	Disposed	-7.1% (price as of 2026-08-21)
Feb. 14, 2020	TREX	F	290	$101.88	$29,545	78,940 Direct	-0.37%	Disposed	-7.1% (price as of 2026-08-21)
Feb. 13, 2020	TREX	F	435	$101.39	$44,105	79,230 Direct	-0.55%	Disposed	-6.7% (price as of 2026-08-21)
Oct. 31, 2019	TREX	S 10b5-1	4,344	$84.20	$365,765	79,665 Direct	-5.17%	Disposed	12.4% (price as of 2026-08-21)
Oct. 30, 2019	TREX	M	8,564	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-21)
Oct. 30, 2019	TREX	F	3,570	$84.20	$300,594	84,009 Direct	-4.08%	Disposed	12.4% (price as of 2026-08-21)
Oct. 30, 2019	TREX	D	650	$84.20	$54,730	87,579 Direct	-0.74%	Disposed	12.4% (price as of 2026-08-21)
Oct. 30, 2019	TREX	M 10b5-1	8,564	$6.39	$54,724	88,229 Direct	+10.75%	Acquired	1380.5% (price as of 2026-08-21)
Feb. 17, 2019	TREX	F	1,232	$76.76	$94,568	79,642 Direct	-1.52%	Disposed	23.2% (price as of 2026-08-21)
Feb. 15, 2019	TREX	F	453	$76.76	$34,772	80,874 Direct	-0.56%	Disposed	23.2% (price as of 2026-08-21)
Feb. 14, 2019	TREX	F	295	$78.34	$23,110	81,350 Direct	-0.36%	Disposed	20.8% (price as of 2026-08-21)
Feb. 14, 2019	TREX	F	295	$78.34	$23,110	81,327 Direct	-0.36%	Disposed	20.8% (price as of 2026-08-21)
Feb. 13, 2019	TREX	A	2,950	$77.70	$229,215	2,950 Direct	—	Acquired	21.8% (price as of 2026-08-21)
Feb. 13, 2019	TREX	A	3,740	$77.70	$290,598	81,645 Direct	+4.80%	Acquired	21.8% (price as of 2026-08-21)
Feb. 13, 2019	TREX	A	2,618	$77.70	$203,419	77,905 Direct	+3.48%	Acquired	21.8% (price as of 2026-08-21)
Feb. 13, 2019	TREX	F	4,419	$77.70	$343,356	75,287 Direct	-5.54%	Disposed	21.8% (price as of 2026-08-21)
Feb. 13, 2019	TREX	A	4,670	$77.70	$362,859	79,706 Direct	+6.22%	Acquired	21.8% (price as of 2026-08-21)
Feb. 13, 2019	TREX	A	2,950	$77.70	$229,215	2,950 Direct	—	Acquired	21.8% (price as of 2026-08-21)
Feb. 13, 2019	TREX	A	3,740	$77.70	$290,598	81,622 Direct	+4.80%	Acquired	21.8% (price as of 2026-08-21)
Feb. 13, 2019	TREX	A	2,618	$77.70	$203,419	77,882 Direct	+3.48%	Acquired	21.8% (price as of 2026-08-21)
Feb. 13, 2019	TREX	F	4,442	$77.70	$345,143	75,264 Direct	-5.57%	Disposed	21.8% (price as of 2026-08-21)
Feb. 13, 2019	TREX	A	4,670	$77.70	$362,859	79,706 Direct	+6.22%	Acquired	21.8% (price as of 2026-08-21)
May 2, 2018	TREX	A	4,159	$105.03	$436,820	37,518 Direct	+12.47%	Acquired	80.2% (price as of 2026-08-21)
Feb. 16, 2018	TREX	F	1,068	$112.61	$120,267	33,359 Direct	-3.10%	Disposed	68.0% (price as of 2026-08-21)
Feb. 15, 2018	TREX	F	227	$113.28	$25,715	34,427 Direct	-0.66%	Disposed	67.0% (price as of 2026-08-21)
Feb. 14, 2018	TREX	A	1,066	$112.42	$119,840	1,066 Direct	—	Acquired	68.3% (price as of 2026-08-21)
Feb. 14, 2018	TREX	A	1,396	$112.42	$156,938	34,654 Direct	+4.20%	Acquired	68.3% (price as of 2026-08-21)
Feb. 14, 2018	TREX	A	977	$112.42	$109,834	33,258 Direct	+3.03%	Acquired	68.3% (price as of 2026-08-21)
Feb. 14, 2018	TREX	F	2,703	$112.42	$303,871	32,281 Direct	-7.73%	Disposed	68.3% (price as of 2026-08-21)
Feb. 14, 2018	TREX	A	2,906	$112.42	$326,693	34,984 Direct	+9.06%	Acquired	68.3% (price as of 2026-08-21)
Feb. 17, 2017	TREX	F	1,733	$69.81	$120,981	32,078 Direct	-5.13%	Disposed	171.0% (price as of 2026-08-21)
Feb. 15, 2017	TREX	A	1,628	—	—	1,628 Direct	—	Acquired	(price as of 2026-08-21)
Feb. 15, 2017	TREX	A	2,153	$70.09	$150,904	33,811 Direct	+6.80%	Acquired	170.0% (price as of 2026-08-21)

Showing latest 100 of 185 transactions

P = Open-market purchase · S = Sale · A = Grant/award · M = Option exercise · G = Gift · F = Tax withholding

Insider transactions are not a recommendation; sales are often driven by liquidity or tax reasons.

Derivative holdings (Form 4 Table II)

Options, RSUs and convertible securities reported on Form 4 Table II.

Date	Ticker	Security	Underlying	Exercise price	Expiration	Shares	A/D
Feb. 17, 2025	TREX	Stock Appreciation Right	Common Stock (6,499)	$67.33	Feb. 17, 2035	6,499	Acquired
Feb. 19, 2024	TREX	Stock Appreciation Right	Common Stock (4,694)	$90.86	Feb. 19, 2034	4,694	Acquired
Feb. 14, 2023	TREX	Stock Appreciation Right	Common Stock (6,813)	$56.80	Feb. 14, 2033	6,813	Acquired
Feb. 23, 2022	TREX	Stock Appreciation Right	Common Stock (3,659)	$82.01	Feb. 23, 2032	3,659	Acquired
Nov. 10, 2021	TREX	Stock Appreciation Right	Common Stock (4,342)	$17.52	Feb. 15, 2027	4,342	Disposed
Aug. 5, 2021	TREX	Stock Appreciation Right	Common Stock (13,920)	$5.48	Feb. 12, 2023	13,920	Disposed
Feb. 17, 2021	TREX	Stock Appreciation Right	Common Stock (1,906)	$104.56	Feb. 17, 2031	1,906	Acquired
Feb. 26, 2020	TREX	Stock Appreciation Right	Common Stock (6,960)	$10.97	Feb. 12, 2023	6,960	Disposed
Feb. 19, 2020	TREX	Stock Appreciation Right	Common Stock (2,568)	$101.66	Feb. 19, 2030	2,568	Acquired
Oct. 30, 2019	TREX	Stock Appreciation Right	Common Stock (8,564)	$6.39	Feb. 15, 2022	8,564	Disposed
Feb. 13, 2019	TREX	Stock Appreciation Right	Common Stock (2,950)	$77.70	Feb. 13, 2029	2,950	Acquired
Feb. 13, 2019	TREX	Stock Appreciation Right	Common Stock (2,950)	$77.70	Feb. 13, 2029	2,950	Acquired
Feb. 14, 2018	TREX	Stock Appreciation Right	Common Stock (1,066)	$112.42	Feb. 14, 2028	1,066	Acquired
Feb. 15, 2017	TREX	Stock Appreciation Right	Common Stock (1,628)	$70.09	Feb. 15, 2027	1,628	Acquired
Sept. 6, 2016	TREX	Stock Appreciation Right	Common Stock (3,482)	$21.94	Feb. 12, 2023	3,482	Disposed
Sept. 6, 2016	TREX	Stock Appreciation Right	Common Stock (4,282)	$12.78	Feb. 15, 2022	4,282	Disposed
Sept. 6, 2016	TREX	Stock Appreciation Right	Common Stock (3,710)	$13.10	Feb. 16, 2022	3,710	Disposed
Aug. 11, 2015	TREX	Stock Appreciation Right	Common Stock (4,284)	$12.78	Feb. 15, 2022	4,284	Disposed
Aug. 11, 2015	TREX	Stock Appreciation Right	Common Stock (3,708)	$13.10	Feb. 16, 2022	3,708	Disposed
May 12, 2015	TREX	Stock Appreciation Right	Common Stock (3,708)	$13.10	Feb. 16, 2022	3,708	Disposed
May 12, 2015	TREX	Stock Appreciation Right	Common Stock (2,438)	$12.68	Feb. 21, 2017	2,438	Disposed
Feb. 12, 2013	TREX	Stock Appreciation Right	Common Stock (5,221)	$43.88	Feb. 12, 2023	5,221	Acquired
Aug. 20, 2012	TREX	Stock Appreciation Right [F3]	Common Stock (2,729)	$13.44	Feb. 18, 2018	2,729	Disposed
Aug. 20, 2012	TREX	Stock Appreciation Right [F2]	Common Stock (1,119)	$9.14	May 7, 2019	1,119	Disposed
Feb. 15, 2012	TREX	Stock Appreciation Right	Common Stock (6,424)	$25.56	Feb. 15, 2022	6,424	Acquired
Feb. 16, 2011	TREX	Stock Appreciation Right	Common Stock (5,563)	$26.20	Feb. 16, 2022	5,563	Acquired

Exercise/conversion price is blank when not applicable (e.g. RSUs).

Initial ownership (Form 3) 7 holdings

Securities held when first becoming an insider, per SEC Form 3.

Date	Ticker	Security	Shares	Ownership
Feb. 18, 2011	TREX	Common Stock [F1]	157	Direct
Feb. 18, 2011	TREX	Common Stock [F2]	904	Direct
Feb. 18, 2011	TREX	Common Stock [F3]	2,000	Direct
Feb. 18, 2011	TREX	Common Stock	815	Direct
Feb. 18, 2011	TREX	Stock Appreciation Right [F4]→ Common Stock (2,729)	2,729	Direct
Feb. 18, 2011	TREX	Stock Appreciation Right [F5]→ Common Stock (1,119)	1,119	Direct
Feb. 18, 2011	TREX	Stock Appreciation Right [F6]→ Common Stock (1,219)	1,219	Direct

Compensation (DEF 14A)

Matched by name from proxy statements (DEF 14A) — verify against the filing.

TREX

Fiscal year	Salary	Bonus	Stock awards	Option awards	Non-equity incentive	Pension change	Other	Total
2025	$569,000	—	—	—	$447,553	—	$33,445	$2,500,998
2024	$550,000	—	—	—	$499,488	—	$33,345	$2,485,833
2023	$484,000	—	—	—	$774,400	—	$30,231	$2,523,631

Figures from the Summary Compensation Table of the company's proxy statement (DEF 14A). Compensation is not a recommendation.