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	OMB APPROVAL OMB Number: 3235-0287 Estimated average burden hours per response: 0.5
	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* ADVENT VENTURE PARTNERS LLP (Last) (First) (Middle) 25 BUCKINGHAM GATE (Street) LONDON X0 SW1E6LD (City) (State) (Zip)	2. Issuer Name and Ticker or Trading Symbol Conatus Pharmaceuticals Inc [ CNAT ]	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) 07/30/2013
	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	07/30/2013		C(1)		1,888,091	A	(1)	1,888,091	I	See footnotes(2)(3)
Common Stock	07/30/2013		X(4)		70,003(5)	A	$0.0825	1,958,094	I	See footnote(3)
Common Stock	07/30/2013		S(4)		535(6)	D	$11	1,957,559	I	See footnote(3)
Common Stock	07/30/2013		J(7)		19,223(8)	A	$11	1,976,782	I	See footnote(3)
Common Stock	07/30/2013		P		190,054(9)	A	$11	2,166,836	I	See footnotes(3)(10)

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
Series A Preferred Stock	(1)	07/30/2013		C(1)			10,000,000	(1)	(1)	Common Stock	1,212,121	(1)	0	I	See footnotes(3)(11)
Series B Preferred Stock	(1)	07/30/2013		C(1)			5,576,786	(1)	(1)	Common Stock	675,970	(1)	0	I	See footnotes(3)(12)
Warrants to Purchase Shares of Series A Preferred Stock	(4)	07/30/2013		X(4)			577,599	(4)	(4)	Common Stock	70,003	(4)	0	I	See footnotes(3)(13)

Explanation of Responses:

1. The outstanding shares of Preferred Stock of the Issuer automatically converted into the shares of Common Stock of the Issuer at the closing of the Issuer's initial public offering (the "IPO") at a conversion ratio of 1 share of Common Stock for every 8.25 shares of Preferred Stock, rounded down to the nearest whole number, for no additional consideration.

2. Represents 672,872, 329,711, 91,972, 180,907, 26,029, 21,691, 6,507, 552,874 and 5,528 shares held by Advent Private Equity Fund III 'A', Advent Private Equity Fund III 'B', Advent Private Equity Fund III 'C', Advent Private Equity Fund III 'D', Advent Private Equity Fund III GmbH & Co KG, Advent Private Equity Fund III Affiliates, Advent Management III Limited Partnership, Advent Private Equity Fund IV, and Advent Management IV Limited Partnership, respectively, upon conversion of Preferred Stock.

3. Advent Venture Partners LLP owns 100% of Advent Management III Limited, which is GP of Advent Management III Limited Partnership, which is GP of each of Advent Private Equity Fund III "A", Advent Private Equity Fund III "B", Advent Private Equity Fund III "C", Advent Private Equity Fund III "D" and Advent Private Equity Fund III Affiliates. Advent Venture Partners LLP also owns 100% of Advent Limited and Advent Private Equity Fund IV. Advent Limited owns 100% of Advent Private Equity GmbH, which is GP of Advent Private Equity Fund III GmbH & Co. KG. Voting and investment power over the shares held by each named fund may be deemed to be shared with Advent Venture Partners LLP due to the affiliate relationship.

4. Upon the conversion of all outstanding shares of Preferred Stock of the Issuer in connection with the closing of the IPO, the warrants to purchase shares of Series A Preferred Stock were converted to warrants to purchase Common Stock with an exercise price of $0.0825 per share, at a ratio of 1 share of Common Stock for every 8.25 shares of Preferred Stock, rounded down to the nearest whole number, and were then net exercised based on the IPO price of $11.00 per share.

5. Represents 24,950, 12,225, 3,410, 6,707, 965, 803, 240, 20,500 and 203 shares of Common Stock issued upon the exercise of the warrants held by Advent Private Equity Fund III 'A', Advent Private Equity Fund III 'B', Advent Private Equity Fund III 'C', Advent Private Equity Fund III 'D', Advent Private Equity Fund III GmbH & Co KG, Advent Private Equity Fund III Affiliates, Advent Management III Limited Partnership, Advent Private Equity Fund IV, and Advent Management IV Limited Partnership, respectively.

6. Represents 188, 93, 27, 52, 8, 7, 3, 155 and 2 shares of Common Stock withheld by the Issuer upon the net exercise of the warrants held by Advent Private Equity Fund III 'A', Advent Private Equity Fund III 'B', Advent Private Equity Fund III 'C', Advent Private Equity Fund III 'D', Advent Private Equity Fund III GmbH & Co KG, Advent Private Equity Fund III Affiliates, Advent Management III Limited Partnership, Advent Private Equity Fund IV, and Advent Management IV Limited Partnership, respectively.

7. The common stock was acquired upon conversion of a convertible promissory note exempt from the definition of a derivative security because the conversion price did not become fixed until automatic conversion at the time of the closing of the IPO.

8. Represents 6,851, 3,357, 936, 1,842, 265, 221, 66, 5,629 and 56 shares of Common Stock issued upon the automatic conversion of the principal amount of the convertible promissory notes, plus accrued interest, held by Advent Private Equity Fund III 'A', Advent Private Equity Fund III 'B', Advent Private Equity Fund III 'C', Advent Private Equity Fund III 'D', Advent Private Equity Fund III GmbH & Co KG, Advent Private Equity Fund III Affiliates, Advent Management III Limited Partnership, Advent Private Equity Fund IV, and Advent Management IV Limited Partnership, respectively, upon the closing of the IPO at a conversion price of $11.00 per share.

9. Represents 67,731, 33,189, 9,258, 18,210, 2,620, 2,183, 655, 55,652 and 556 shares held by Advent Private Equity Fund III 'A', Advent Private Equity Fund III 'B', Advent Private Equity Fund III 'C', Advent Private Equity Fund III 'D', Advent Private Equity Fund III GmbH & Co KG, Advent Private Equity Fund III Affiliates, Advent Management III Limited Partnership, Advent Private Equity Fund IV, and Advent Management IV Limited Partnership, respectively.

10. Represents 772,216, 378,389, 105,549, 207,614, 29,871, 24,891, 7,465, 634,500 and 6,341 shares held by Advent Private Equity Fund III 'A', Advent Private Equity Fund III 'B', Advent Private Equity Fund III 'C', Advent Private Equity Fund III 'D', Advent Private Equity Fund III GmbH & Co KG, Advent Private Equity Fund III Affiliates, Advent Management III Limited Partnership, Advent Private Equity Fund IV, and Advent Management IV Limited Partnership, respectively.

11. Represents 3,563,761, 1,746,266, 487,116, 958,149, 137,863, 114,886, 34,466, 2,928,211 and 29,282 shares of Series A Preferred Stock held by Advent Private Equity Fund III 'A', Advent Private Equity Fund III 'B', Advent Private Equity Fund III 'C', Advent Private Equity Fund III 'D', Advent Private Equity Fund III GmbH & Co KG, Advent Private Equity Fund III Affiliates, Advent Management III Limited Partnership, Advent Private Equity Fund IV, and Advent Management IV Limited Partnership, respectively.

12. Represents 1,987,434, 973,855, 271,654, 534,339, 76,883, 64,069, 19,221, 1,633,002 and 16,329 shares of Series B Preferred Stock held by Advent Private Equity Fund III 'A', Advent Private Equity Fund III 'B', Advent Private Equity Fund III 'C', Advent Private Equity Fund III 'D', Advent Private Equity Fund III GmbH & Co KG, Advent Private Equity Fund III Affiliates, Advent Management III Limited Partnership, Advent Private Equity Fund IV, and Advent Management IV Limited Partnership, respectively.

13. Represents 205,845, 100,865, 28,135, 55,342, 7,962, 6,635, 1,990, 169,135 and 1,690 shares of Series A Preferred Stock issuable upon the exercise of the Warrants held by Advent Private Equity Fund III 'A', Advent Private Equity Fund III 'B', Advent Private Equity Fund III 'C', Advent Private Equity Fund III 'D', Advent Private Equity Fund III GmbH & Co KG, Advent Private Equity Fund III Affiliates, Advent Management III Limited Partnership, Advent Private Equity Fund IV, and Advent Management IV Limited Partnership, respectively.

Remarks:

	/s/ Charles J. Cashion, Attorney-in-Fact for Advent Venture Partners LLP	08/01/2013
	** Signature of Reporting Person	Date
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