Ownership Submission
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

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940
OMB APPROVAL
OMB Number: 3235-0287
Expires: January 31, 2005
Estimated average burden hours per response... 0.5

(Print or Type Responses)
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
_____ 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 (Month/Day/Year)
03/31/2019
(Street)

BUFFALO, NY 14219-0228		 4. If Amendment, Date 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
(City)
(State)
(Zip)
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               13,083 D  
Executive Retirement RSU               17,000 D  
Performance Stock Unit (April 2017)               1,005 D  
Performance Stock Unit (February 2017)               1,102 D  
Performance Stock Unit (March 2019)               10,108 D  
Performance Stock Units (March 2018)               11,168 D  
Restricted Stock Unit (02/01/2017)               296 D  
Restricted Stock Unit (LTIP 02/01/2016)               292 D  
Restricted Stock Unit (LTIP 04/03/2017)               2,006 D  
Restricted Stock Unit (LTIP 3/1/2018)               3,947 D  
Restricted Stock Unit (LTIP 3/1/2019)               4,549 D  
Special Performance Units (April 2017)               5,000 D  
Special Restricted Stock Units (April 2017)               5,000 D  

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB control number. SEC 1474 (9-02)

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 Underlying Securities
(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)
Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares
Restricted Stock Unit (2018 MSPP Match) (1) (2) 03/31/2019   A   239.14     (2)   (2) Common Stock 239.14 $ 0 239.14 D  
Restricted Stock Unit (2018 MSPP) (3) (4) 03/31/2019   A   597.84     (4)   (4) Common Stock 597.84 $ 38.15 597.84 D  
Option (April 2017) $ 39.55             04/03/2020 04/03/2027 Common Stock 5,000   5,000 D  
Restricted Stock Unit (MSPP Match Post-2012) (5)               (5)   (5) Common Stock 17,676.58   17,676.58 D  
Restricted Stock Unit (MSPP Match) (6)               (6)   (6) Common Stock 3,208.76   3,208.76 D  
Restricted Stock Unit (MSPP Post-2012) (7)               (7)   (7) Common Stock 26,097.47   26,097.47 D  
Restricted Stock Unit (MSPP) (8)               (8)   (8) Common Stock 8,056.93   8,056.93 D  

Reporting Owners

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

Signatures

 /s/ Paul J. Schulz, Attorney in Fact for Timothy F. Murphy   04/02/2019
**Signature of Reporting Person Date

Explanation of Responses:

* 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).
(1) Represents matching restricted stock units allocated to the Reporting Person with respect to the Reporting Person's deferral of a portion of his annual base salary 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 (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.
(3) Represents restricted stock units allocated to the Reporting Person with respect to the Reporting Person's deferral of a portion of his annual base salary pursuant to the Company's 2018 Management Stock Purchase Plan.
(4) 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.
(5) 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.
(6) 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.
(7) 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.
(8) 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.

Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.

Potential persons who are to respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB number.