Longitude Venture Partners II Form 4 Aimmune Therapeutics / PATRICK G ENRIGHT ownership change

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^*

Longitude Capital Partners II, LLC

(Last) (First) (Middle)

800 EL CAMINO REAL, SUITE 220

(Street)

MENLO PARK CA 94025

(City) (State) (Zip)

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)

3. Date of Earliest Transaction (Month/Day/Year)
03/29/2016

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

	Form filed by One Reporting Person
X	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, $0.0001 par value	03/29/2016		P		33,064	A	$13.4986(1)	7,467,694	I	By Longitude Venture Partners II, L.P.(2)
Common Stock, $0.0001 par value	03/29/2016		P		45,440	A	$14.1465(3)	7,513,134	I	By Longitude Venture Partners II, L.P.(2)

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

1. Name and Address of Reporting Person^*

Longitude Capital Partners II, LLC

(Last) (First) (Middle)

800 EL CAMINO REAL, SUITE 220

(Street)

MENLO PARK CA 94025

(City) (State) (Zip)

1. Name and Address of Reporting Person^*

Longitude Venture Partners II, L.P.

(Last) (First) (Middle)

800 EL CAMINO REAL, SUITE 220

(Street)

MENLO PARK CA 94025

(City) (State) (Zip)

1. Name and Address of Reporting Person^*

Tammenoms Bakker Juliet

(Last) (First) (Middle)

800 EL CAMINO REAL, SUITE 220

(Street)

MENLO PARK CA 94025

(City) (State) (Zip)

1. Name and Address of Reporting Person^*

ENRIGHT PATRICK G

(Last) (First) (Middle)

800 EL CAMINO REAL, SUITE 220

(Street)

MENLO PARK CA 94025

(City) (State) (Zip)

Explanation of Responses:

1. Reflects purchases of ordinary shares executed in multiple transactions at prices ranging from $12.90 to $13.89. The price reported reflects the weighted average purchase price. The Reporting Person hereby undertakes to provide upon request to the Securities and Exchange Commission staff, the Issuer or a security holder of the Issuer full information regarding the number of shares and prices at which the purchases were effected.

2. This report is filed jointly by Longitude Capital Partners II, LLC ("Longitude Capital II"), Longitude Venture Partners II, L.P. ("Longitude Venture II"), Patrick G. Enright ("Mr. Enright") and Juliet Tammenoms Bakker ("Ms. Bakker"), all of whom share beneficial ownership of more than 10% of the capital stock of the Issuer. Longitude Capital II as general partner of Longitude Venture II maybe deemed to have sole voting, investment and dispositive power over the shares held by Longitude Venture II. Mr. Enright and Ms. Bakker are each managing members of Longitude Capital II and in their capacity as such, may be deemed to exercise shared voting and investment power over the shares held by Reporting Persons. Each of Longitude Capital II, Mr. Enright and Ms. Bakker disclaims beneficial ownership of such shares except to the extent of its, his or her pecuniary interest therein.

3. Reflects purchases of ordinary shares executed in multiple transactions at prices ranging from $13.90 to $14.29. The price reported reflects the weighted average purchase price. The Reporting Person hereby undertakes to provide upon request to the Securities and Exchange Commission staff, the Issuer or a security holder of the Issuer full information regarding the number of shares and prices at which the purchases were effected.

Remarks:

	LONGITUDE CAPITAL PARTNERS II, LLC, a Delaware limited liability company, By: /s/ Patrick G. Enright, Managing Member	03/31/2016
	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	03/31/2016
	/s/ Juliet Tammenoms Bakker	03/31/2016
	/s/ Patrick G. Enright	03/31/2016
	** Signature of Reporting Person	Date
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