SEC Form 3

FORM 3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES 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: 3235-0104 Estimated average burden hours per response: 0.5

1. Name and Address of Reporting Person* Osage University Partners II, L.P. (Last) (First) (Middle) 50 MONUMENT ROAD, SUITE 201 (Street) BALA CYNWYD PA 19004 (City) (State) (Zip)	2. Date of Event Requiring Statement (Month/Day/Year) 06/21/2016	3. Issuer Name and Ticker or Trading Symbol SELECTA BIOSCIENCES INC [ SELB ]
		4. Relationship of Reporting Person(s) to Issuer (Check all applicable) Director X 10% Owner Officer (give title below) Other (specify below)	5. 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 Beneficially Owned
1. Title of Security (Instr. 4)	2. Amount of Securities Beneficially Owned (Instr. 4)	3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	4. Nature of Indirect Beneficial Ownership (Instr. 5)
Common Stock	70,915	I	See Footnote(1)

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 4)	2. Date Exercisable and Expiration Date (Month/Day/Year)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Series E Convertible Preferred Stock	(2)	(2)	Common Stock	284,900	(2)	I	See Footnote(1)

1. Name and Address of Reporting Person* Osage University Partners II, L.P. (Last) (First) (Middle) 50 MONUMENT ROAD, SUITE 201 (Street) BALA CYNWYD PA 19004 (City) (State) (Zip)

1. Name and Address of Reporting Person* Osage University GP II, L.P. (Last) (First) (Middle) 50 MONUMENT ROAD, SUITE 201 (Street) BALA CYNWYD PA 19004 (City) (State) (Zip)

1. Name and Address of Reporting Person* Osage Partners, LLC (Last) (First) (Middle) 50 MONUMENT ROAD, SUITE 201 (Street) BALA CYNWYD PA 19004 (City) (State) (Zip)

Explanation of Responses:

1. Held by Osage University Partners II, L.P. ("Osage"). Osage Partners, LLC ("Osage Partners") is the general partner of Osage University GP II, LP ("Osage GP"), which is the general partner of Osage. Osage Partners and Osage GP may be deemed to share voting and investment power with respect to all shares held by Osage. Each of the filing persons disclaims beneficial ownership of the securities reported herein except to the extent of their pecuniary interest therein.

2. The preferred stock is convertible at any time, at the holder's election and has no expiration date. The preferred stock will automatically convert into common stock upon the closing of the Issuer's initial public offering.

	OSAGE UNIVERSITY PARTNERS II, L.P. By: Osage University GP II, LP, its GP By: Osage Partners, LLC, its GP By: /s/ William Harrington, Member	06/21/2016
	OSAGE UNIVERSITY GP II, LP By: Osage Partners, LLC, its GP By: /s/ William Harrington, Member	06/21/2016
	OSAGE PARTNERS, LLC By: /s/ William Harrington, Member	06/21/2016
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 5 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.