Gibraltar Industries (ROCK) VP reports tax-withholding share disposition on Form 4

Rhea-AI Filing Summary

Gibraltar Industries VP and Treasurer Jeffrey J. Watorek reported a tax-related share disposition. On March 4, 2026, 2,962 shares of common stock were withheld at $43.05 per share to cover taxes tied to the March 1, 2026 vesting of his performance stock units.

After this withholding, he directly held 16,576 common shares, 1,406.97 matching restricted stock units under the 2018 Management Stock Purchase Plan, and indirectly held 333.905 common shares through a 401(k) account.

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

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Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Watorek Jeffrey J.

(Last) (First) (Middle)

3556 LAKE SHORE ROAD

P.O. BOX 2028

(Street)

BUFFALO NY 14219-0228

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
GIBRALTAR INDUSTRIES, INC. [ ROCK ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	VP and Treasurer

3. Date of Earliest Transaction (Month/Day/Year)
03/04/2026

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	03/04/2026		F		2,962(1)	D	$43.05	16,576	D
Common Stock (401k)								333.905	I	401k

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Restricted Stock Unit (2018 MSPP Match)(2)	(3)							(3)	(3)	Common Stock	1,406.97		1,406.97	D

Explanation of Responses:

1. Represents shares withheld to cover the tax withholding obligation related to the vesting on March 1, 2026 of the Reporting Person's Performance Stock Units.

2. Represents matching restricted stock units allocated to the Reporting Person with respect to the Reporting Person's deferral of a portion of their annual base salary and annual cash incentive compensation pursuant to the Company's 2018 Management Stock Purchase Plan.

3. Restricted stock units are forfeited if Reporting Person's service as an officer of the Company is terminated prior to the fifth (5th) anniversary of the Reporting Person's vesting commencement date. If service as an officer continues beyond the fifth (5th) anniversary of the Reporting Person's vesting commencement date, restricted stock units are payable solely in cash in one lump sum payment or in five (5) or ten (10) consecutive, substantially equal annual installments, whichever distribution form is elected by the Reporting Person, beginning six (6) months following termination of service. Each restricted stock unit is converted to cash in an amount equal to the fair market value of one share of the Company's common stock, as defined in the Company's 2018 Management Stock Purchase Plan, on the date of termination of the Reporting Person's service as an officer of the Company.

	/s/ Lori A. Rizzo, Attorney-in-Fact for Jeffrey J. Watorek	03/05/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
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FAQ

What insider transaction did ROCK executive Jeffrey Watorek report?

Jeffrey J. Watorek reported shares withheld to pay taxes. On March 4, 2026, 2,962 Gibraltar Industries common shares were disposed of at $43.05 per share to satisfy tax withholding from performance stock units that vested on March 1, 2026.

Was the ROCK Form 4 transaction an open market sale?

The reported ROCK Form 4 transaction was not an open market sale. It was a tax-withholding disposition, where 2,962 shares were withheld by the company to cover Watorek’s tax obligation arising from vesting performance stock units on March 1, 2026.

How many ROCK shares does Jeffrey Watorek hold after the reported transaction?

After the transaction, Watorek directly held 16,576 Gibraltar Industries common shares. He also had 1,406.97 matching restricted stock units under the 2018 Management Stock Purchase Plan and indirectly held 333.905 common shares through a 401(k) account.

What is the price and value of shares withheld in the ROCK Form 4?

The company withheld 2,962 Gibraltar Industries common shares at $43.05 per share. This tax-withholding disposition relates to the vesting of Watorek’s performance stock units and represents shares used to satisfy his tax liability rather than a market sale.

What are the terms of Watorek’s ROCK restricted stock units under the 2018 plan?

Matching restricted stock units are allocated for deferrals of base salary and incentive pay. They are forfeited if his officer service ends before the fifth anniversary of vesting commencement and, if service continues, are payable solely in cash after termination under the 2018 Management Stock Purchase Plan.

How are Watorek’s ROCK restricted stock units ultimately settled?

If Watorek remains an officer beyond five years from vesting commencement, his restricted stock units are settled only in cash. Payment begins six months after termination of service, in one lump sum or five or ten annual installments, based on the fair market value of one common share.