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
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(Print or Type Responses)
1. Name and Address of Reporting Person *
Boncel Daniel R
  2. Issuer Name and Ticker or Trading Symbol
Limelight Networks, Inc. [LLNW]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
_____ Director _____ 10% Owner
__X__ Officer (give title below) _____ Other (specify below)
Principal Accounting Officer
(Last)
(First)
(Middle)
222 S. MILL AVE., SUITE #800
3. Date of Earliest Transaction (Month/Day/Year)
03/01/2019
(Street)

TEMPE, AZ 85281
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 03/01/2019   F(1)   3,625 D $ 2.93 162,037 (2) D  
Common Stock 03/01/2019   A(3)   21,631 A $ 0 (4) 183,668 (5) D  

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
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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
Non-qualified stock option (Right to Buy) $ 2.93 03/01/2019   A   32,446   03/01/2020(6) 03/01/2029 Common Stock 32,446 $ 0 (4) 32,446 D  

Reporting Owners

Reporting Owner Name / Address Relationships
 Director  10% Owner  Officer  Other
Boncel Daniel R
222 S. MILL AVE.
SUITE #800
TEMPE, AZ 85281
      Principal Accounting Officer  

Signatures

 Daniel R. Boncel /s/ James R. Todd, Attorney-in-Fact   03/05/2019
**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) The forfeiture reported in this row represents restricted stock units that were withheld by the Company solely for the purpose of satisfying tax obligations arising upon the automatic vesting of 10,427 restricted stock units.
(2) This includes 20,511 unvested restricted stock units.
(3) Reporting Person received an aggregate of 21,631 restricted stock units. Subject to the provisions of the Amended and Restated 2007 Equity Incentive Plan and Reporting Person's employment and restricted stock unit agreements with the Company, one-third (1/3rd) of the restricted stock units will vest on March 1, 2020, and an additional one-twelfth (1/12th) will vest on the first day of each June, September, December, and March thereafter for the next eight (8) quarters, provided Reporting Person continues to be a Service Provider through each such vesting date.
(4) $0.00 is used for technical reasons as there is no price for this security until it vests in the case of RSUs, or until it is exercised in the case of stock options.
(5) This includes 42,142 unvested restricted stock units
(6) Reporting Person received an aggregate of 32,446 stock options. Subject to the provisions of the Amended and Restated 2007 Equity Incentive Plan and Reporting Person's employment and stock option agreements with the Company, one-third (1/3rd) of the shares subject to the Stock Options will vest on March 1, 2020 (the "Vesting Commencement Date"), and one-thirty-sixth (1/36th) of the Shares subject to the Stock Option will vest each month thereafter on the same day of the month as the Vesting Commencement Date until all of the Stock Options have vested (three years), provided the Reporting Person continues to be a Service Provider through each such vesting date.
 
Remarks:
Executed pursuant to the Limited Power of Attorney for Section 16 reporting obligations dated October 8, 2013.

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