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* Skyline Venture Partners Qualified Purchaser Fund IV L P (Last) (First) (Middle) 525 UNIVERSITY AVENUE (Street) PALO ALTO CA 94301 (City) (State) (Zip)	2. Issuer Name and Ticker or Trading Symbol CONCERT PHARMACEUTICALS, INC. [ CNCE ]	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) 02/20/2014
	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	02/20/2014		C		389,380	A	(1)	421,752	I	See Footnote(2)
Common Stock	02/20/2014		C		530,974	A	(1)	952,726	I	See Footnote(2)
Common Stock	02/20/2014		C		106,194	A	(1)	1,058,920	I	See Footnote(2)
Common Stock	02/20/2014		P		150,000	A	$14	1,208,920	I	See Footnote(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
Series A Convertible Preferred Stock	(1)	02/20/2014		C			2,200,000	(1)	(3)	Common Stock	389,380	$0	0	I	See Footnote(2)
Series B Convertible Preferred Stock	(1)	02/20/2014		C			3,000,000	(1)	(3)	Common Stock	530,974	$0	0	I	See Footnote(2)
Series C Convertible Preferred Stock	(1)	02/20/2014		C			600,000	(1)	(3)	Common Stock	106,194	$0	0	I	See Footnote(2)

1. Name and Address of Reporting Person* Skyline Venture Partners Qualified Purchaser Fund IV L P (Last) (First) (Middle) 525 UNIVERSITY AVENUE (Street) PALO ALTO CA 94301 (City) (State) (Zip) Relationship of Reporting Person(s) to Issuer Director X 10% Owner Officer (give title below) Other (specify below)

1. Name and Address of Reporting Person* Skyline Venture Management IV, LLC (Last) (First) (Middle) 525 UNIVERSITY AVENUE (Street) PALO ALTO CA 94301 (City) (State) (Zip) Relationship of Reporting Person(s) to Issuer Director X 10% Owner Officer (give title below) Other (specify below)

1. Name and Address of Reporting Person* KANEKO YASUNORI (Last) (First) (Middle) 525 UNIVERSITY AVENUE (Street) PALO ALTO CA 94301 (City) (State) (Zip) Relationship of Reporting Person(s) to Issuer Director X 10% Owner Officer (give title below) Other (specify below)

Explanation of Responses:

1. The Series A, Series B and Series C Convertible Preferred Stock converted into Common Stock on a 1-for-5.65 basis upon the closing of the issuer's initial public offering without payment of consideration.

2. Held by Skyline Venture Partners Qualified Purchaser Fund IV L.P. Dr. John G. Freund and Dr. Yasunori Kaneko are Managing Members of Skyline Venture Management IV, LLC, which is the sole general partner of Skyline Venture Partners Qualified Purchaser Fund IV, L.P., and as such may be deemed to share voting and dispositive power with respect to all shares held by Skyline Venture Partners Qualified Purchaser Fund IV, L.P. Drs. Freund and Kaneko disclaim beneficial ownership of such shares except to the extent of their pecuniary interest therein. Dr. Freund is a director of the Issuer and, accordingly, files separate Section 16 reports.

3. Not applicable.

	SKYLINE VENTURE PARTNERS QUALIFIED PURCHASER FUND IV, L.P. By: SKYLINE VENTURE MANAGEMENT IV, LLC Its: General Partner Kerensa Kenny, Attorney-in-Fact	02/21/2014
	SKYLINE VENTURE MANAGEMENT IV, LLC Kerensa Kenny, Attorney-in-Fact	02/21/2014
	YASUNORI KANEKO, M.D. Kerensa Kenny, Attorney-in-Fact	02/21/2014
	** Signature of Reporting Person	Date
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