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* COWEN INC. (Last) (First) (Middle) 599 LEXINGTON AVENUE (Street) NEW YORK NY 10022 (City) (State) (Zip)	2. Date of Event Requiring Statement (Month/Day/Year) 03/26/2019	3. Issuer Name and Ticker or Trading Symbol Constellation Alpha Capital Corp. [ CNAC ]
		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)
Ordinary Shares(1)	308,596(2)	I	By Cowen Investments II LLC
Ordinary Shares(1)	610,700(3)	I	By Cowen and Company, LLC

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

1. Name and Address of Reporting Person* COWEN INC. (Last) (First) (Middle) 599 LEXINGTON AVENUE (Street) NEW YORK NY 10022 (City) (State) (Zip)

1. Name and Address of Reporting Person* Cowen Investments II LLC (Last) (First) (Middle) 599 LEXINGTON AVENUE (Street) NEW YORK NY 10022 (City) (State) (Zip)

1. Name and Address of Reporting Person* COWEN AND COMPANY, LLC (Last) (First) (Middle) 599 LEXINGTON AVENUE (Street) NEW YORK NY 10022 (City) (State) (Zip)

1. Name and Address of Reporting Person* Cowen Holdings, Inc. (Last) (First) (Middle) 599 LEXINGTON AVENUE (Street) NEW YORK NY 10022 (City) (State) (Zip)

1. Name and Address of Reporting Person* RCG LV Pearl LLC (Last) (First) (Middle) 599 LEXINGTON AVENUE (Street) NEW YORK NY 10022 (City) (State) (Zip)

1. Name and Address of Reporting Person* SOLOMON JEFFREY M (Last) (First) (Middle) 599 LEXINGTON AVENUE (Street) NEW YORK NY 10022 (City) (State) (Zip)

Explanation of Responses:

1. This Form 3 is filed jointly by Cowen Inc., Cowen Investments II LLC ("Cowen Investments II"), Cowen and Company, LLC ("Cowen and Company"), Cowen Holdings, Inc. ("Cowen Holdings"), RCG LV Pearl LLC ("RCG") and Jeffrey M. Solomon (collectively, the "Reporting Persons"). Each of the Reporting Persons may be deemed to be a member of a Section 13(d) group that collectively beneficially owns more than 10% of Constellation Alpha Capital Corp.'s (the "Issuer") outstanding ordinary shares. Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein except to the extent of his or its pecuniary interest therein.

2. Represents securities owned directly by Cowen Investments II. As the sole member of Cowen Investments II, RCG may be deemed to beneficially own the securities owned directly by Cowen Investments II. As the sole member of RCG, Cowen Inc. may be deemed to beneficially own the securities owned directly by Cowen Investments II. As Chief Executive Officer of Cowen Inc., Mr. Solomon may be deemed to beneficially own the securities owned directly by Cowen Investments II.

3. Represents securities owned directly by Cowen and Company. As the sole member of Cowen and Company, Cowen Holdings may be deemed to beneficially own the securities owned directly by Cowen and Company. As the sole member of Cowen Holdings, RCG may be deemed to beneficially own the securities owned directly by Cowen and Company. As the sole member of RCG, Cowen Inc. may be deemed to beneficially own the securities owned directly by Cowen and Company. As Chief Executive Officer of Cowen Inc., Mr. Solomon may be deemed to beneficially own the securities owned directly by Cowen and Company.

Remarks:

	Cowen Inc., By: /s/ Owen S. Littman, General Counsel	03/28/2019
	Cowen Investments II, LLC, By: RCG LV Pearl LLC, sole member, By: Cowen Inc., sole member, By: /s/ Owen S. Littman, General Counsel	03/28/2019
	Cowen and Company, LLC, By: Cowen Holdings, Inc., sole member, By: /s/ Owen S. Littman, General Counsel	03/28/2019
	Cowen Holdings, Inc., By: /s/ Owen S. Littman, General Counsel	03/28/2019
	RCG LV Pearl LLC, By: Cowen Inc., sole member, By: /s/ Owen S. Littman, General Counsel	03/28/2019
	/s/ Jeffrey M. Solomon	03/28/2019
	** 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.