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 *
Lazarus Brian D
  2. Issuer Name and Ticker or Trading Symbol
SBA COMMUNICATIONS CORP [SBAC]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
_____ Director _____ 10% Owner
__X__ Officer (give title below) _____ Other (specify below)
SVP & Chief Accounting Officer
(Last)
(First)
(Middle)
C/O SBA COMMUNICATIONS CORPORATION, 8051 CONGRESS AVENUE
3. Date of Earliest Transaction (Month/Day/Year)
03/04/2018
(Street)

BOCA RATON, FL 33487
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
Class A Common Stock 03/04/2018   M   680 A (1) 12,987 D  
Class A Common Stock 03/04/2018   F   231 (2) D $ 152.91 12,756 D  
Class A Common Stock 03/05/2018   M   537 A (3) 13,293 D  
Class A Common Stock 03/05/2018   F   205 (2) D $ 152.91 13,088 D  
Class A Common Stock 03/06/2018   M   548 A (4) 13,636 D  
Class A Common Stock 03/06/2018   M   644 A (5) 14,280 D  
Class A Common Stock 03/06/2018   F   411 (2) D $ 156.68 13,869 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
Stock Options (Right to Buy) $ 47.52               (6) 03/06/2019 Class A Common Stock 2,104   2,104 D  
Stock Options (Right to Buy) $ 72.99               (6) 03/06/2020 Class A Common Stock 15,875   15,875 D  
Stock Options (Right to Buy) $ 95.53               (6) 03/06/2021 Class A Common Stock 21,607   21,607 D  
Restricted Stock Units (7) 03/06/2018   M     548   (8)   (8) Class A Common Stock 548 (4) 0 D  
Stock Options (Right to Buy) $ 124.59               (9) 03/05/2022 Class A Common Stock 21,478   21,478 D  
Restricted Stock Units (7) 03/05/2018   M     537   (10)   (10) Class A Common Stock 537 (3) 538 D  
Stock Options (Right to Buy) $ 96.58               (11) 03/04/2023 Class A Common Stock 27,842   27,842 D  
Restricted Stock Units (7) 03/04/2018   M     680   (12)   (12) Class A Common Stock 680 (1) 1,361 D  
Stock Options (Right to Buy) $ 115.17               (13) 03/06/2024 Class A Common Stock 25,131   25,131 D  
Restricted Stock Units (7) 03/06/2018   M     644   (14)   (14) Class A Common Stock 644 (5) 1,935 D  
Stock Options (Right to Buy) $ 156.5 03/06/2018   A   21,243     (15) 03/06/2025 Class A Common Stock 21,243 $ 0 21,243 D  
Restricted Stock Units (7) 03/06/2018   A   2,214     (16)   (16) Class A Common Stock 2,214 $ 0 2,214 D  

Reporting Owners

Reporting Owner Name / Address Relationships
 Director  10% Owner  Officer  Other
Lazarus Brian D
C/O SBA COMMUNICATIONS CORPORATION
8051 CONGRESS AVENUE
BOCA RATON, FL 33487
      SVP & Chief Accounting Officer  

Signatures

 /s/ Thomas P. Hunt, Attorney-in-Fact   03/06/2018
**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) On March 4, 2018, 680 of the Reporting Person's restricted stock units were settled for an equal number of shares of Class A Common Stock.
(2) Shares withheld for payment of tax liability.
(3) On March 5, 2018, 537 of the Reporting Person's restricted stock units were settled for an equal number of shares of Class A Common Stock.
(4) On March 6, 2018, 548 of the Reporting Person's restricted stock units were settled for an equal number of shares of Class A Common Stock.
(5) On March 6, 2018, 644 of the Reporting Person's restricted stock units were settled for an equal number of shares of Class A Common Stock.
(6) These options are immediately exercisable.
(7) Each restricted stock unit represents a contingent right to receive one share of Class A Common Stock.
(8) These restricted stock units vest in accordance with the following schedule: 548 vest on each of the first through fourth anniversaries of the grant date (March 6, 2014).
(9) These options vest in accordance with the following schedule: 5,369 vest on each of the first and third anniversaries of the grant date and 5,370 vest on each of the second and fourth anniversaries of the grant date (March 5, 2015).
(10) These restricted stock units vest in accordance with the following schedule: 537 vest on each of the first through third anniversaries of the grant date and 538 vest on the fourth anniversary of the grant date (March 5, 2015).
(11) These options vest in accordance with the following schedule: 6,960 vest on each of the first and third anniversaries of the grant date and 6,961 vest on each of the second and fourth anniversaries of the grant date (March 4, 2016).
(12) These restricted stock units vest in accordance with the following schedule: 680 vest on each of the first through third anniversaries of the grant date and 681 vest on the fourth anniversary of the grant date (March 4, 2016).
(13) These options vest in accordance with the following schedule: 6,282 vest on the first anniversary of the grant date and 6,283 vest on each of the second through fourth anniversaries of the grant date (March 6, 2017).
(14) These restricted stock units vest in accordance with the following schedule: 644 vest on the first anniversary of the grant date and 645 vest on each of the second through fourth anniversaries of the grant date (March 6, 2017).
(15) These options vest in accordance with the following schedule: 5,310 vest on the first anniversary of the grant date and 5,311 vest on each of the second through fourth anniversaries of the grant date (March 6, 2018).
(16) These restricted stock units vest in accordance with the following schedule: 553 vest on each of the first and third anniversaries of the grant date and 554 vest on each of the second and fourth anniversaries of the grant date (March 6, 2018).

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.