Sec Form 4 Filing - Longitude Capital Partners II, LLC @ Aimmune Therapeutics, Inc. - 2016-11-29

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 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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1. Name and Address of Reporting Person Longitude Capital Partners II, LLC 2. Issuer Name and Ticker or Trading Symbol Aimmune Therapeutics, Inc. [ AIMT] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director X __ 10% Owner _____ Officer (give title below) _____ Other (specify below) (Last) (First) (Middle) 800 EL CAMINO REAL, SUITE 220 3. Date of Earliest Transaction (MM/DD/YY) 11/29/2016 (Street) MENLO PARK, CA94025 4. If Amendment, Date Original Filed (MM/DD/YY) 6. Individual or Joint/Group Filing (Check Applicable Line) _____ Form filed by One Reporting Person __ X __ 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 (MM/DD/YY) 2A. Deemed Execution Date, if any (MM/DD/YY) 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, $0.0001 par value 11/29/2016 J( 1 ) 1,500,000 D $ 0 6,013,134 I By Longitude Venture Partners II, L.P. ( 2 ) Common Stock, $0.0001 par value 11/29/2016 J( 1 ) 7,276 A $ 0 7,276 ( 3 ) D

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 (MM/DD/YY) 3A. Deemed Execution Date, if any (MM/DD/YY) 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 (MM/DD/YY) 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

Reporting Owners Reporting Owner Name / Address Relationships Director 10% Owner Officer Other Longitude Capital Partners II, LLC 800 EL CAMINO REAL, SUITE 220 MENLO PARK, CA94025 X Tammenoms Bakker Juliet 800 EL CAMINO REAL SUITE 220 MENLO PARK, CA94024 X Longitude Venture Partners II, L.P. 800 EL CAMINO REAL, SUITE 220 MENLO PARK, CA94025 X Signatures LONGITUDE CAPITAL PARTNERS II, LLC, a Delaware limited liability companyBy: /s/ Patrick G. Enright, Managing Member 12/01/2016 Signature of Reporting Person Date /s/ Juliet Tammenoms Bakker 12/01/2016 Signature of Reporting Person Date LONGITUDE VENTURE PARTNERS II, L.P. By Longitude Capital Partners II, LLC, a Delaware limited liability company, Its General Partner, By: /s/ Patrick G. Enright, Managing Member 12/01/2016 Signature of Reporting Person Date

Explanation of Responses:

( 1 )Represents a pro rata distribution from Longitude Venture Partners II, L.P. ("Longitude Venture II") to its partners for no consideration. Longitude Capital Partners II, LLC ("Longitude Capital II"), the sole general partner of Longitude Venture II, received a pro rata allocation of the distributed shares in accordance with its ownership, and further distributed its allocation to its managing members. ( 2 )This report is filed jointly by Longitude Capital II, Longitude Venture II, and Juliet Tammenoms Bakker, a managing member of Longitude Capital II, with respect to the securities held and transactions effected by Longitude Venture II. Patrick G. Enright, a managing member of Longitude Capital II, currently serves on the Issuer's Board of Directors and files separate reports under Section 16(a) of the Securities Exchange Act of 1934 to report transactions in securities of the Issuer. Each of Longitude Capital II and Ms. Bakker disclaims beneficial ownership of such shares except to the extent of their respective pecuniary interest therein. ( 3 )Following the pro rata distribution described in Footnote 1, these shares became directly beneficially owned by Ms. Bakker. Neither Longitude Capital II nor Longitude Venture II has voting, investment or dispositive power over any of the shares directly held by Ms. Bakker and disclaim beneficial ownership of the shares except to the extent of their pecuniary interest therein, if any, and this report shall not be deemed an admission that Longitude Capital II and Longitude Venture II are the beneficial owners of these shares for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purpose.

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.

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