Adam Dante Zambanini - Feb 14, 2023 Form 4 Insider Report for TREX CO INC (TREX)

Signature
/s/ William R. Gupp by power of attorney
Stock symbol
TREX
Transactions as of
Feb 14, 2023
Transactions value $
$1,412,162
Form type
4
Date filed
2/16/2023, 09:50 AM
Previous filing
Nov 4, 2022
Next filing
Feb 21, 2023

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction TREX Common Stock Award $432K +7.61K +4.59% $56.80 173K Feb 14, 2023 Direct F1
transaction TREX Common Stock Award $617K +10.9K +6.27% $56.80 184K Feb 14, 2023 Direct F2
transaction TREX Common Stock Award $108K +1.9K +1.03% $56.80 186K Feb 14, 2023 Direct F3
transaction TREX Common Stock Tax liability -$132K -2.33K -1.25% $56.80 184K Feb 14, 2023 Direct F4

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Underlying Class Amount Exercise Price Ownership Footnotes
transaction TREX Stock Appreciation Right Award $387K +6.81K $56.80 6.81K Feb 14, 2023 Common Stock 6.81K $56.80 Direct F5
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 This restricted stock unit vests over a three-year period in three equal annual installments occurring March 1,2024, March 1, 2025 and March 1, 2026
F2 This restricted stock unit award is performance-based, and vests over a three-year period in three equal installments occurring March 1,2024, March 1, 2025 and March 1, 2026. The number of shares set forth above is the target number of shares. The number of shares that will actually vest each year will be based upon performance against certain financial goals for the Company, and will range from 0% to 200% of the target number of shares.
F3 Represents net share difference between target performance-based shares and actual vested shares, based upon actual performance for the Company.
F4 2,327 shares are being surrendered as allowed by the Company's 2014 Stock Incentive Plan to cover payment of taxes currently due on previously granted restricted stock units.
F5 The stock appreciation right becomes exercisable in three equal installments occurring March 1,2024, March 1, 2025 and March 1, 2026.