Form Type: 4

SEC EDGAR Link
Accession Number:0001127602-21-006686
Date:2021-02-17
Issuer: TREX CO INC (TREX)
Original Submission Date:

Reporting Person:

GUPP WILLIAM R.
C/O TREX COMPANY, INC.
160 EXETER DRIVE WINCHESTER, VA 22603-8605

Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
Title of SecurityTransaction Date2a. Deemed Execution Date Transaction CodeSharesAcquired or DisposedPrice per share 5. Amount of Securities Beneficially Owned Following Reported Transaction 6. Ownership Form Direct or IndirectNature of Indirect Ownership
COMMON STOCK 2021-02-17 A 1,893 a $104.56 103,244 direct
COMMON STOCK 2021-02-17 A 2,704 a $104.56 105,948 direct
COMMON STOCK 2021-02-17 A 1,998 a $104.56 107,946 direct
COMMON STOCK 2021-02-17 F 3,931 d $104.56 104,015 direct
Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, convertible securities
Title of Derivative Security Conversion or Exercise Price of Derivative Security Transaction Date Deemed Execution Date Transaction Code Number of Derivative Securities Acquired (A) or Disposed of (D) Date ExercisableExpiration Date Title and Amount of Securities Underlying Derivative Security Price of Derivative Security Number of derivative Securities Beneficially Owned Following Reported Transaction(s) Ownership Form: Direct (D) or Indirect (I) Nature of Indirect Beneficial Ownership
STOCK APPRECIATION RIGHT 104.56 2021-02-17 deemed execution date A 1,636 (a) 2022-02-17 2031-02-17 common stock 1,636 $104.56 1,636 direct
Footnotes
IDfootnote
f1 this restricted stock unit vests over a three-year period in three equal annual installments beginning on the first anniversary of the grant date.
f2 this restricted stock unit award is performance-based, and vests over a three-year period in three equal installments beginning on the first anniversary of the grant date. 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 the stock appreciation right becomes exercisable in three equal installments beginning on the first anniversary of the grant date.
f4 represents net share difference between target performance-based shares and actual vested shares, based upon actual performance for the company.
f5 3,931 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.

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