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 *
Miller Kenneth Bradley
  2. Issuer Name and Ticker or Trading Symbol
JUNIPER NETWORKS INC [JNPR]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
_____ Director _____ 10% Owner
__X__ Officer (give title below) _____ Other (specify below)
EVP CFO
(Last)
(First)
(Middle)
1133 INNOVATION WAY
3. Date of Earliest Transaction (Month/Day/Year)
02/15/2019
(Street)

SUNNYVALE, CA 94089
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 02/15/2019   M   3,551 A $ 0 76,739 D  
Common Stock 02/15/2019   F(1)   1,888 D $ 27.12 74,851 D  
Common Stock 02/17/2019   M   8,976 A $ 0 83,827 D  
Common Stock 02/17/2019   F(1)   4,437 D $ 27.12 79,390 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
Performance Stock Unit $ 0 02/15/2019   M     3,551 02/15/2019(2) 02/15/2019 Common Stock 3,551 $ 0 (3) 0 D  
RSU Award $ 0 02/17/2019   M     8,976 02/17/2018(4) 02/17/2020 Common Stock 8,976 $ 0 (3) 8,976 D  

Reporting Owners

Reporting Owner Name / Address Relationships
 Director  10% Owner  Officer  Other
Miller Kenneth Bradley
1133 INNOVATION WAY
SUNNYVALE, CA 94089
      EVP CFO  

Signatures

 By: Robert Mobassaly: Attorney in Fact For: Kenneth B. Miller   02/20/2019
**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 shares withheld from the released share award for the payment of applicable income and payroll withholding taxes due on release.
(2) Represents number of shares earned and vested under the performance share award granted 2/22/2016. The shares vest on the third year anniversary of the grant date and upon determination of the achievement of certain Company performance targets over the three year period.
(3) Column 8 is not an applicable reportable field.
(4) This awards vests from the original grant date as to thirty-four percent on the one year anniversary of the grant date and thirty-three percent annually on the second anniversary and third anniversary.

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