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* Xu Stella (Last) (First) (Middle) C/O NEXTCURE, INC. 9000 VIRGINIA MANOR ROAD, SUITE 200 (Street) BELTSVILLE MD 20705 (City) (State) (Zip)	2. Date of Event Requiring Statement (Month/Day/Year) 05/08/2019	3. Issuer Name and Ticker or Trading Symbol NextCure, Inc. [ NXTC ]
		4. Relationship of Reporting Person(s) to Issuer (Check all applicable) X 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)

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 B-2 Preferred Stock	(1)	(1)	Common Stock	978,570	(1)	I	By Quan Venture Fund II, L.P.(2)

1. Name and Address of Reporting Person* Xu Stella (Last) (First) (Middle) C/O NEXTCURE, INC. 9000 VIRGINIA MANOR ROAD, SUITE 200 (Street) BELTSVILLE MD 20705 (City) (State) (Zip) Relationship of Reporting Person(s) to Issuer X Director X 10% Owner Officer (give title below) Other (specify below)

1. Name and Address of Reporting Person* Quan Venture Fund II, L.P. (Last) (First) (Middle) C/O QUAN CAPITAL, JINCHUANG PLAZA 4560 JINKE ROAD, BUILDING 1N, SUITE 401 (Street) SHANGHAI F4 201210 (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 reported securities are convertible into shares of Common Stock on a 1-for-8.0338 basis at the holder's election, will automatically convert into shares of Common Stock upon the closing of the Issuer's initial public offering, and have no expiration date.

2. The general partner of Quan Venture Fund II, L.P. is Quan Venture Partners II, L.L.C. Stella Xu is a managing director of Quan Venture Partners II, L.L.C. and shares the ultimate power to vote or dispose of the shares held by Quan Venture Fund II, L.P. Dr. Xu disclaims beneficial ownership of the shares held by Quan Venture Fund II, L.P., except to the extent of her pecuniary interest.

Remarks:

Exhibit 24 - Power of Attorney

	QUAN VENTURE FUND II, L.P. BY: QUAN VENTURE PARTNERS II, L.L.C., its general partner By: /s/ Stella Xu, Managing Director	05/08/2019
	/s/ Stella Xu	05/08/2019
	** 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.