Trex Co. Inc. (TREX) Insider Trading
Directors, officers and holders of more than 10% of TREX report their trades in its stock on SEC Form 4, within two business days. Each row below is one Form 4 transaction line. The one-letter code says what kind of transaction it was: only P (purchase) and S (sale) are open-market or private trades; awards, option exercises, tax withholding and gifts carry other codes.
Recent Form 4 transactions
The 50 most recent of 110 transactions on file: 5 with code P, 2 with code S and 43 with other codes.
| Date | Insider | Title | Code | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Oct 1, 2026 | Keffer David Christian | Director | A Award | 147 | $43.50 | $6,395 |
| Oct 1, 2026 | ROSE B ANDREW | Director | A Award | 589 | $43.50 | $25,622 |
| Aug 24, 2026 | Taylor Brian J. | SVP, Chief Commercial Officer | A Award | 9,520 | $47.27 | $450,010 |
| Aug 7, 2026 | Fernandez Amy M. | SVP, CLO and Secretary | S Sale | 1,050 | $50.07 | $52,572 |
| Jul 29, 2026 | ROSE B ANDREW | Director | A Award | 1,629 | $42.39 | $69,053 |
| Jul 29, 2026 | ROBINSON PATRICIA B | Director | A Award | 2,831 | $42.39 | $120,006 |
| Jul 29, 2026 | Volas Gerald | Director | A Award | 2,831 | $42.39 | $120,006 |
| Jul 29, 2026 | JUSTER KRISTINE L | Director | A Award | 2,831 | $42.39 | $120,006 |
| Jul 29, 2026 | Lovett Gena C | Director | A Award | 2,831 | $42.39 | $120,006 |
| Jul 29, 2026 | GRATZ JAY M | Director | A Award | 2,831 | $42.39 | $120,006 |
| Jul 29, 2026 | Keffer David Christian | Director | A Award | 2,831 | $42.39 | $120,006 |
| Jul 29, 2026 | Tasi Irene | Director | A Award | 1,101 | $42.39 | $46,671 |
| Jul 29, 2026 | Cline James E | Director | A Award | 2,831 | $42.39 | $120,006 |
| Jul 1, 2026 | Keffer David Christian | Director | A Award | 131 | $48.69 | $6,378 |
| Jul 1, 2026 | ROSE B ANDREW | Director | A Award | 526 | $48.69 | $25,611 |
| Jun 25, 2026 | Rudolph Jacob T. | SVP, CHRO | S Sale | 1,400 | $50.00 | $70,000 |
| Apr 1, 2026 | ROSE B ANDREW | Director | A Award | 700 | $36.57 | $25,599 |
| Apr 1, 2026 | Keffer David Christian | Director | A Award | 175 | $36.57 | $6,400 |
| Mar 3, 2026 | ROSE B ANDREW | Director | P Purchase | 11,022 | $40.74 | $449,003 |
| Mar 3, 2026 | ROSE B ANDREW | Director | P Purchase | 986 | $40.14 | $39,579 |
| Mar 2, 2026 | ROSE B ANDREW | Director | P Purchase | 372 | $40.26 | $14,977 |
| Mar 1, 2026 | Zambanini Adam Dante | EVP, Chief Operating Officer | J Other | 1,928 | $41.42 | $79,858 |
| Mar 1, 2026 | Zambanini Adam Dante | EVP, Chief Operating Officer | A Award | 3,623 | $41.42 | $150,065 |
| Mar 1, 2026 | FAIRBANKS BRYAN HORIX | President and CEO | F Tax Payment | 23,127 | $41.42 | $957,920 |
| Mar 1, 2026 | FAIRBANKS BRYAN HORIX | President and CEO | J Other | 5,678 | $41.42 | $235,183 |
| Mar 1, 2026 | Zambanini Adam Dante | EVP, Chief Operating Officer | F Tax Payment | 8,271 | $41.42 | $342,585 |
| Mar 1, 2026 | Rudolph Jacob T. | SVP, CHRO | J Other | 663 | $41.42 | $27,461 |
| Mar 1, 2026 | Rudolph Jacob T. | SVP, CHRO | A Award | 1,250 | $41.42 | $51,775 |
| Mar 1, 2026 | Fernandez Amy M. | SVP, CLO and Secretary | F Tax Payment | 4,496 | $41.42 | $186,224 |
| Mar 1, 2026 | Fernandez Amy M. | SVP, CLO and Secretary | J Other | 1,083 | $41.42 | $44,858 |
| Mar 1, 2026 | Fernandez Amy M. | SVP, CLO and Secretary | A Award | 1,910 | $41.42 | $79,112 |
| Mar 1, 2026 | FAIRBANKS BRYAN HORIX | President and CEO | A Award | 9,609 | $41.42 | $398,005 |
| Mar 1, 2026 | Rudolph Jacob T. | SVP, CHRO | F Tax Payment | 2,850 | $41.42 | $118,047 |
| Feb 24, 2026 | Rudolph Jacob T. | SVP, CHRO | A Award | 6,321 | $41.45 | $262,005 |
| Feb 24, 2026 | Zambanini Adam Dante | EVP, Chief Operating Officer | A Award | 18,914 | $41.45 | $783,985 |
| Feb 24, 2026 | Zambanini Adam Dante | EVP, Chief Operating Officer | A Award | 18,914 | $41.45 | $783,985 |
| Feb 24, 2026 | Gandhi Prithvi | SVP, Chief Financial Officer | A Award | 18,094 | $41.45 | $749,996 |
| Feb 24, 2026 | Gandhi Prithvi | SVP, Chief Financial Officer | A Award | 13,848 | $41.45 | $574,000 |
| Feb 24, 2026 | Gandhi Prithvi | SVP, Chief Financial Officer | A Award | 13,848 | $41.45 | $574,000 |
| Feb 24, 2026 | Fernandez Amy M. | SVP, CLO and Secretary | A Award | 10,181 | $41.45 | $422,002 |
| Feb 24, 2026 | Fernandez Amy M. | SVP, CLO and Secretary | A Award | 10,181 | $41.45 | $422,002 |
| Feb 24, 2026 | Rudolph Jacob T. | SVP, CHRO | A Award | 6,321 | $41.45 | $262,005 |
| Feb 9, 2026 | Tasi Irene | Director | A Award | 1,256 | $43.79 | $55,000 |
| Jan 2, 2026 | ROSE B ANDREW | Director | A Award | 225 | $35.83 | $8,062 |
| Jan 2, 2026 | Keffer David Christian | Director | A Award | 178 | $35.83 | $6,378 |
| Dec 3, 2025 | ROSE B ANDREW | Director | A Award | 1,578 | $34.87 | $55,025 |
| Nov 14, 2025 | Gandhi Prithvi | SVP, Chief Financial Officer | P Purchase | 15,000 | $31.92 | $478,841 |
| Nov 6, 2025 | Gandhi Prithvi | SVP, Chief Financial Officer | A Award | 15,664 | $31.92 | $499,995 |
| Nov 6, 2025 | Fernandez Amy M. | SVP, CLO and Secretary | A Award | 29,198 | $31.92 | $932,000 |
| Oct 10, 2025 | Rudolph Jacob T. | SVP, CHRO | P Purchase | 59 | $43.92 | $2,591 |
The full Form 4 history is on the TREX company page (Insider Trades card, View all).
Questions about this data
Which insider transactions are open-market trades?
Code P (open market or private purchase) and code S (open market or private sale). Code F is shares withheld to pay tax on vesting stock, A is an award from the company, M and X are option exercises and G is a gift. None of those is the insider choosing to buy or sell in the market.
How quickly are insider trades reported?
A Form 4 is due before the end of the second business day after the trade. The date shown is the transaction date from the form.
Who has to file Form 4?
Officers, directors and beneficial owners of more than 10% of a class of the company’s registered equity, under Section 16 of the Securities Exchange Act.
Look up any code in the Form 4 transaction code reference, or read Form 4 codes explained.