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* Versant Ventures II LLC (Last) (First) (Middle) 3000 SAND HILL ROAD, STE 4-210 (Street) MENLO PARK CA 94025 (City) (State) (Zip)	2. Issuer Name and Ticker or Trading Symbol Inogen Inc [ INGN ]	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) 09/09/2014
	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	09/09/2014		S		7,388	D	$23.2496(1)	62,733	I	see footnore(2)
Common Stock	09/09/2014		J(3)		3,476	D	$0.00	29,537	I	see footnote(4)
Common Stock	09/09/2014		J(5)		389,136	D	$0.00	3,306,680	I	see footnote(6)
Common Stock	09/09/2014		J(7)		194	A	$0.00	194	I	see footnote(8)
Common Stock	09/09/2014		J(7)		388	A	$0.00	388	I	see footnote(9)
Common Stock	09/09/2014		J(7)		243	A	$0.00	243	I	see footnote(10)
Common Stock	09/09/2014		J(7)		243	A	$0.00	243	I	see footnote(11)
Common Stock	09/09/2014		J(7)		486	A	$0.00	486	I	see footnote(12)
Common Stock	09/09/2014		J(7)		243	A	$0.00	243	I	see footnote(13)

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* Versant Ventures II LLC (Last) (First) (Middle) 3000 SAND HILL ROAD, STE 4-210 (Street) MENLO PARK CA 94025 (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* LINK WILLIAM J PHD (Last) (First) (Middle) 3000 SAND HILL ROAD, STE 4-210 (Street) MENLO PARK CA 94025 (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* LUBASH BARBARA N (Last) (First) (Middle) 3000 SAND HILL ROAD, STE 4-210 (Street) MENLO PARK CA 94025 (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* MILDER DONALD B (Last) (First) (Middle) 3000 SAND HILL ROAD, STE 4-210 (Street) MENLO PARK CA 94025 (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* COLELLA SAMUEL D (Last) (First) (Middle) 3000 SAND HILL ROAD, STE 4-210 (Street) MENLO PARK CA 94025 (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* JAFFE ROSS A MD (Last) (First) (Middle) 3000 SAND HILL ROAD, STE 4-210 (Street) MENLO PARK CA 94025 (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* ATWOOD BRIAN G (Last) (First) (Middle) 3000 SAND HILL ROAD, STE 4-210 (Street) MENLO PARK CA 94025 (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* Versant Venture Capital II, LP (Last) (First) (Middle) 3000 SAND HILL ROAD, STE 4-210 (Street) MENLO PARK CA 94025 (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* Versant Side Fund II, LP (Last) (First) (Middle) 3000 SAND HILL ROAD, STE 4-210 (Street) MENLO PARK CA 94025 (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* Versant Affiliates Fund II-A, LP (Last) (First) (Middle) 3000 SAND HILL ROAD, STE 4-210 (Street) MENLO PARK CA 94025 (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. Price reflected is the weighted-average sale price for shares sold. The range of sale prices for the transactions reported was $22.71 to $23.91 per share. Each Reporting Person undertakes to provide, upon request by the SEC staff, the Issuer, or a security holder of the Issuer, full information regarding the number of shares sold at each separate price.

2. Shares held by Versant Affiliates Fund II-A, L.P. ("VAF II-A"). Versant Ventures II, LLC ("VVC II") serves as the sole general partner of VAF II-A. Brian G. Atwood, Samuel D. Colella, Ross A. Jaffe, William J. Link, Ph.D., Donald B. Milder, Rebecca B. Robertson, Bradley J. Bolzon, Charles M. Warden, and Barbara N. Lubash are directors and/or members of VVC II and share voting and dispositive power over the shares held by VAF II-A, however, each disclaim beneficial ownership of these shares, except to the extent of their pecuniary interest in such shares.

3. Represents a pro-rata in-kind distribution of Common Stock of the Issuer to the partners of Versant Side Fund II, L.P. ("VSF II") without the receipt of consideration.

4. Shares held by VSF II. VVC II serves as the sole general partner of VSF II. Brian G. Atwood, Samuel D. Colella, Ross A. Jaffe, William J. Link, Ph.D., Donald B. Milder, Rebecca B. Robertson, Bradley J. Bolzon, Charles M. Warden, and Barbara N. Lubash are directors and/or members of VVC II and share voting and dispositive power over the shares held by VSF II, however, each disclaim beneficial ownership of these shares, except to the extent of their pecuniary interest in such shares.

5. Represents a pro-rata in-kind distribution of Common Stock of the Issuer to the partners of Versant Venture Capital II, L.P. ("VV II") without the receipt of consideration.

6. Shares held by VV II. VVC II serves as the sole general partner of VV II. Brian G. Atwood, Samuel D. Colella, Ross A. Jaffe, William J. Link, Ph.D., Donald B. Milder, Rebecca B. Robertson, Bradley J. Bolzon, Charles M. Warden, and Barbara N. Lubash are directors and/or members of VVC II and share voting and dispositive power over the shares held by VV II, however, each disclaim beneficial ownership of these shares, except to the extent of their pecuniary interest in such shares.

7. Represents receipt of an in-kind distribution of Common Stock from VSF II to its limited partners.

8. Shares held by Atwood-Edminster Trust dated 4/2/2000 for the benefit of Brian G. Atwood.

9. Shares held by Colella Family Partners and Colella Family Trust UTA Dated 9/21/92 for the benefit of Samuel D. Colella.

10. Shares held by Jaffe Family Trust for the benefit of Ross A. Jaffe.

11. Shares held by Link Family Trust, dated May 19, 2005 for the benefit of William J. Link.

12. Shares held by Milder Community Property Trust Dated 11/7/91, as amended and restated 11/20/98 for the benefit of Donald B. Milder.

13. Shares held by Robertson Family Trust U/D/T 5/7/98 for the benefit of Rebecca B. Robertson.

Remarks:

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	/s/ Robin L. Praeger	09/11/2014
	** Signature of Reporting Person	Date
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