SEC Form 4
FORM 4 UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940
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Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
1. Name and Address of Reporting Person*
KRIENS SCOTT

(Last) (First) (Middle)
1194 NORTH MATHILDA AVENUE

(Street)
SUNNYVALE CA 94089

(City) (State) (Zip)
2. Issuer Name and Ticker or Trading Symbol
JUNIPER NETWORKS INC [ JNPR ]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
X Director 10% Owner
X Officer (give title below) Other (specify below)
Chairman of the Board
3. Date of Earliest Transaction (Month/Day/Year)
10/27/2009
4. If Amendment, Date of 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
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 10/27/2009 M 500,000(1) A $10.31 552,993 D
Common Stock 10/27/2009 S 500,000 D $25.7855(2) 52,993 D
Common Stock 27,037 I By Foundation(3)
Common Stock 8,481,672 I by 1996 Kriens Trust(4)
Common Stock 384,750 I by Partnership(5)
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 Securities Underlying Derivative Security (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: 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) $10.31 10/27/2009 M 500,000 05/28/2002 05/28/2012 Common Stock 500,000 $0(6) 1,700,000 D
Explanation of Responses:
1. Transaction pursuant to the Reporting Person's 10b5-1 Plan.
2. The sale price represents the weighted average sale price in the range of 25.50 to 26.27 per share. The Company can provide the full information regarding the number of shares sold at each separate price upon further request.
3. Held by the Kriens Family Foundation, over which the reporting person and his spouse exercise voting and investment control.
4. Held by the Kriens 1996 Trust U/T/A October 29, 1996 over which the Reporting Person and his spouse exercise investment and voting control.
5. Held by Saratoga Investments, LP over which the reporting person exercises voting and investment control.
6. Column 8 is not an applicable reportable field.
By: Mitchell L. Gaynor, Attorney-in-Fact For: Scott G. Kriens 10/28/2009
** Signature of Reporting Person Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* 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).
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