Statement of Changes in Beneficial Ownership (4)

FORM 4 [ ] Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES
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Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934 or Section 30(h) of the Investment Company Act of 1940

1. Name and Address of Reporting Person ^* Murphy Timothy F.	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) Senior VP and CFO
(Last) (First) (Middle) 3556 LAKE SHORE ROAD, P. O. BOX 2028	3. Date of Earliest Transaction (MM/DD/YYYY) 3/5/2021
(Street) BUFFALO, NY 14219-0228 (City) (State) (Zip)	4. If Amendment, Date Original Filed (MM/DD/YYYY)	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. Trans. Date	2A. Deemed Execution Date, if any	3. Trans. 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)
1.Title of Security (Instr. 3)	2. Trans. Date	2A. Deemed Execution Date, if any	Code	V	Amount	(A) or (D)	Price		6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
Common Stock								29211	D
Executive Retirement RSU								17000	D
Performance Stock Unit (March 2019)								11725	D
Performance Stock Unit (March 2021)								5110	D
Performance Stock Unit (March 2020)								9001	D
Restricted Stock Unit (LTIP 04/03/2017)								669	D
Restricted Stock Unit (LTIP 3/1/2018)								1316	D
Restricted Stock Unit (LTIP 3/1/2019)								2275	D
Restricted Stock Unit (LTIP 3/1/2021)								2300	D
Restricted Stock Unit (LTIP 3/2/2020)								2775	D
Special Performance Stock Unit (March 2020)								9000	D

*Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)*
1. Title of Derivate Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Trans. Date	3A. Deemed Execution Date, if any	4. Trans. 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		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 of Derivative Security: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
1. Title of Derivate Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Trans. Date	3A. Deemed Execution Date, if any	Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	8. Price of Derivative Security (Instr. 5)			11. Nature of Indirect Beneficial Ownership (Instr. 4)
Restricted Stock Unit (2018 MSPP Match) ⁽¹⁾	⁽²⁾	3/5/2021		A		1536.7 ⁽³⁾		⁽²⁾	⁽²⁾	Common Stock	1536.7	$0	7002.56	D
Restricted Stock Unit (2018 MSPP) ⁽⁴⁾	⁽⁵⁾	3/5/2021		A		2561.16 ⁽⁶⁾		⁽⁵⁾	⁽⁵⁾	Common Stock	2561.16	$65.73	13212.52	D
Option (April 2017) ⁽⁷⁾	$39.55							4/3/2020	4/3/2027	Common Stock	5000		5000	D
Restricted Stock Unit (MSPP Match Post-2012) ⁽⁸⁾	⁽⁹⁾							⁽⁹⁾	⁽⁹⁾	Common Stock	17676.58		17676.58	D
Restricted Stock Unit (MSPP Match) ⁽¹⁰⁾	⁽¹¹⁾							⁽¹¹⁾	⁽¹¹⁾	Common Stock	3208.76		3208.76	D
Restricted Stock Unit (MSPP Post-2012) ⁽¹²⁾	⁽¹³⁾							⁽¹³⁾	⁽¹³⁾	Common Stock	26097.47		26097.47	D
Restricted Stock Unit (MSPP) ⁽¹⁴⁾	⁽¹⁵⁾							⁽¹⁵⁾	⁽¹⁵⁾	Common Stock	8056.93		8056.93	D

Explanation of Responses:
(1)	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.
(2)	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.
(3)	Represents matching restricted stock units allocated to the Reporting Person with respect to the Reporting Person's deferral of a portion of their annual cash incentive compensation pursuant to the Company's 2018 Management Stock Purchase Plan.
(4)	Represents 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.
(5)	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.
(6)	Represents restricted stock units allocated to the Reporting Person with respect to the Reporting Person's deferral of a portion of their annual cash incentive compensation pursuant to the Company's 2018 Management Stock Purchase Plan.
(7)	Options granted to Reporting Person which provide the Reporting Person with the right to purchase up to 5,000 shares of common stock of the Registrant at the exercise price.
(8)	Represents matching restricted stock units allocated to the Reporting Person after 2012 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 Management Stock Purchase Plan.
(9)	Restricted stock units are forfeited if Reporting Person's service as an officer of the Company is terminated prior to age sixty (60). If service as an officer continues through age sixty (60), 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 (200 day rolling average) of one share of the Company's common stock on the date of termination of the Reporting Person's service as an officer of the Company.
(10)	Represents matching restricted stock units allocated to the Reporting Person prior to 2013 pursuant to the Company's Management Stock Purchase Plan equal in number to restricted stock units allocated to reflect the Reporting Person's deferral of a portion of his annual incentive compensation award.
(11)	Restricted stock units are forfeited if employment is terminated prior to age sixty (60). If employment continues through age sixty (60), restricted stock units are payable solely in cash in five (5) consecutive substantially equal annual installments beginning six (6) months following termination of employment. Each restricted stock unit is converted to cash in an amount equal to the fair market value (200 day rolling average) of one share of the Company's common stock on the date the Reporting Person's employment is terminated.
(12)	Represents restricted stock units allocated to the Reporting Person after 2012 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 Management Stock Purchase Plan.
(13)	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 as an officer of the Company. Each restricted stock unit is converted to cash in an amount equal to the fair market value (200 day rolling average) of one share of the Company's common stock on the date of termination of the Reporting Person's service as an officer of the Company.
(14)	Represents restricted stock units allocated to Reporting Person prior to 2013 pursuant to the Company's Management Stock Purchase Plan reflecting deferred annual incentive compensation awards.
(15)	Restricted stock units are payable solely in cash in five (5) consecutive, substantially equal annual installments beginning the first January 1 occurring six (6) months following termination of employment. Each restricted stock unit is converted to cash in an amount equal to the fair market value (200 day rolling average) of one share of the Company's common stock on the date the Reporting Person's employment is terminated.

Reporting Owners
Reporting Owner Name / Address	Relationships
Reporting Owner Name / Address	Director	10% Owner	Officer	Other
Murphy Timothy F. 3556 LAKE SHORE ROAD P. O. BOX 2028 BUFFALO, NY 14219-0228			Senior VP and CFO