SEC FORM 3 SEC Form 3
FORM 3 UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

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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1. Name and Address of Reporting Person*
Bonanno Kathleen

(Last) (First) (Middle)
C/O PALO ALTO NETWORKS INC.
3000 TANNERY WAY

(Street)
SANTA CLARA CA 95054

(City) (State) (Zip)
2. Date of Event Requiring Statement (Month/Day/Year)
11/22/2017
3. Issuer Name and Ticker or Trading Symbol
Palo Alto Networks Inc [ PANW ]
4. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
Director 10% Owner
X Officer (give title below) Other (specify below)
EVP, Chief Financial Officer
5. 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 Beneficially Owned
1. Title of Security (Instr. 4) 2. Amount of Securities Beneficially Owned (Instr. 4) 3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5) 4. Nature of Indirect Beneficial Ownership (Instr. 5)
Common Stock 26,748(1) D
Table II - Derivative Securities Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 4) 2. Date Exercisable and Expiration Date (Month/Day/Year) 3. Title and Amount of Securities Underlying Derivative Security (Instr. 4) 4. Conversion or Exercise Price of Derivative Security 5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5) 6. Nature of Indirect Beneficial Ownership (Instr. 5)
Date Exercisable Expiration Date Title Amount or Number of Shares
Explanation of Responses:
1. 23,917 shares are represented by restricted stock units ("RSUs"). Each RSU represents the Reporting Person's right to receive one share of Common Stock of the Issuer, subject to the applicable vesting schedule. In the event the Reporting Person ceases to be a Service Provider, the unvested RSUs will be cancelled by the Issuer.
Remarks:
/s/ Jeff True, Attorney in-Fact for Kathleen Bonanno 11/27/2017
** 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 5 (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).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
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 Number.
                               POWER OF ATTORNEY

        The undersigned, as a Section 16 reporting person of Palo Alto Networks
Inc. (the "Company"), hereby constitutes and appoints Jeffrey True, Rebecca 
Chavez and Sonia Guillory, the undersigned's true and lawful attorneys-in-fact
to:

1.	complete and execute Forms 3, 4 and 5 and other forms and all amendments 
thereto as such attorneys-in-fact shall in their discretion determine to be 
required or advisable pursuant to Section 16 of the Securities Exchange Act 
of 1934 (as amended) and the rules and regulations promulgated thereunder, or 
any successor laws and regulations, as a consequence of the undersigned's 
ownership, acquisition or disposition of securities of the Company; and

2.	do all acts necessary in order to file such forms with the Securities and 
Exchange Commission, any securities exchange or national association, the 
Company and such other person or agency as the attorneys-in-fact shall deem 
appropriate.

        The undersigned hereby ratifies and confirms all that said 
attorneys-in-fact and agents shall do or cause to be done by virtue hereof.  The

undersigned acknowledges that the foregoing attorneys-in-fact, in serving in
such capacity at the request of the undersigned, are not assuming, nor
 is the 
Company assuming, any of the undersigned's responsibilities to comply with 
Section 16 of the Securities Exchange Act of 1934 (as amended).

        This Power of Attorney shall remain in full force and effect until the 
undersigned is no longer required to file Forms 3, 4 and 5 with respect to the 
undersigned's holdings of and transactions in securities issued by the Company, 
unless earlier revoked by the undersigned in a signed writing delivered to the 
Company and the foregoing attorneys-in-fact.

        IN WITNESS WHEREOF, the undersigned has caused this Power of Attorney 
to be executed as of this day, November 20, 2017.

Signature: /s/ Kathleen Bonanno	
Print Name:  Kathleen Bonanno