Ownership Submission
FORM 5
Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
Form 3 Holdings Reported
Form 4 Transactions Reported
UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

ANNUAL 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: 3235-0362
Expires: January 31, 2005
Estimated average burden hours per response... 1.0

1. Name and Address of Reporting Person *
Syvrud Cherri
 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 Vice President
(Last)
(First)
(Middle)

3556 LAKESHORE RD., P.O. BOX 2028		 3. Statement for Issuer's Fiscal Year Ended (Month/Day/Year)
12/31/2018
(Street)


BUFFALO, NY 14219-0228		 4. If Amendment, Date Original Filed(Month/Day/Year)
 6. Individual or Joint/Group Reporting
(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 at end of Issuer's Fiscal Year
(Instr. 3 and 4)		 6. Ownership Form: Direct (D) or Indirect (I)
(Instr. 4)		 7. Nature of Indirect Beneficial Ownership
(Instr. 4)
Amount (A) or (D) Price
Common Stock             1,028 D  
Common Stock             43.754 (1) I 401(k)
Common Stock             127.348 (2) I 401(k)
Common Stock             220.574 (3) I 401(k)
Discretionary Restricted Stock Units (February 2017)             2,000 D  
Performance Stock Units (February 2017)             1,350 D  
Performance Stock Units (March 2018)             8,096 D  
Restricted Stock Unit (LTIP 6/10/2016)             911 D  
Restricted Stock Units (LTIP 02/01/2017)             726 D  
Restricted Stock Units (LTIP 3/1/2018)             2,024 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 2270 (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 at End of Issuer's Fiscal Year
(Instr. 4)		 10. Ownership Form of Derivative Security: Direct (D) or Indirect (I)
(Instr. 4)		 11. Nature of Indirect Beneficial Ownership
(Instr. 4)
(A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares
Restricted Stock Unit (MSPP Match Post-2012)               (4)   (4) Common Stock
2,184.03
  2,184.03
D
 
Restricted Stock Unit (MSPP Post-2012)               (5)   (5) Common Stock
2,184.03
  2,184.03
D
 

Reporting Owners

Reporting Owner Name / Address Relationships
Director 10% Owner Officer Other
Syvrud Cherri
3556 LAKESHORE RD.
P.O. BOX 2028
BUFFALO, NY 14219-0228		       Senior Vice President  

Signatures

/s/ Paul J. Schulz, Attorney in Fact for Cherri Syvrud 02/14/2019
**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 total shares of common stock of the Company indirectly held by Reporting Person through her 401(k) plan as of December 31, 2016. Reporting Person's 401(k) plan purchased 43.7594 shares of common stock of the Company in the calendar year of 2016. Through inadvertence, shares of common stock acquired by the 401(k) plan for the Reporting Person were not previously reported on a Form 5.
(2) Represents total shares of common stock of the Company indirectly held by Reporting Person through her 401(k) plan as of December 31, 2017. Reporting Person's 401(k) plan purchased 83.594 shares of common stock of the Company in the calendar year of 2017. Through inadvertence, shares of common stock acquired by the 401(k) plan for the Reporting Person were not previously reported on a Form 5.
(3) Represents total shares of common stock of the Company indirectly held by Reporting Person through her 401(k) plan as of December 31, 2018. Reporting Person's 401(k) plan purchased 93.226 shares of common stock of the Company in the calendar year of 2018.
(4) 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.
(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 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.

Note: File three copies of this Form, one of which must be manually signed. If space provided 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.