Filing Details

The remainder of this cover page shall be filled out for a reporting persons initial filing on this form with respect to the subject class of securities, and for any subsequent amendment containing information which would alter the disclosures provided in a prior cover page.

NAMES OF REPORTING PERSONS

Ernest Loumaye

CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS)

(a)  ☐        (b)  ☒

SEC USE ONLY

CITIZENSHIP OR PLACE OF ORGANIZATION

Belgium

NUMBER OF

SHARES

BENEFICIALLY 

OWNED BY

EACH

REPORTING

PERSON

WITH

SOLE VOTING POWER

4,963,355

SHARED VOTING POWER

0

SOLE DISPOSITIVE POWER

4,963,355

SHARED DISPOSITIVE POWER

0

AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

4,963,355

CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS)

☐

PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)

8.9% (1)

TYPE OF REPORTING PERSON (SEE INSTRUCTIONS)

IN

This percentage is calculated based on 55,015,024 of the Issuers Common Shares (excluding 5,187,595 treasury shares) reported by the Issuer to be outstanding as of September 30, 2020 in Exhibit 99.1 attached to the Issuers Report on Form 6-K, as filed with the Securities and Exchange Commission on November 5, 2020, and assumes the exercise of 531,553 options held by Dr. Loumaye that are exercisable within 60 days of December 31, 2020 and the exercise of a warrant to purchase 516,352 Common Shares held by Dr. Loumaye.

Name of Issuer:

Address of Issuers principal executive offices:

Name of Reporting Persons filing:

Address or principal business office or, if none, residence:

Citizenship:

Name

Citizenship or Place of Organization

Title of class of securities:

CUSIP No.:

If this statement is filed pursuant to §§ 240.13d-1(b), or 240.13d-2(b) or (c), check whether the person filings is a:

Ownership

Reporting Persons

Ernest Loumaye⁽¹⁾⁽²⁾

This percentage is calculated based on 55,015,024 of the Issuers Common Shares (excluding 5,187,595 treasury shares) reported by the Issuer to be outstanding as of September 30, 2020 in Exhibit 99.1 attached to the Issuers Report on Form 6-K, as filed with the Securities and Exchange Commission on November 5, 2020, and assumes the exercise of 531,553 options held by Dr. Loumaye that are exercisable within 60 days of December 31, 2020 and the exercise of a warrant to purchase 516,352 Common Shares held by Dr. Loumaye.

As of December 31, 2020, Dr. Loumaye beneficially owned 4,963,355 shares of the Issuers Common Shares consisting of (i) 3,915,450 Common Shares owned directly by him, (ii) options to purchase 531,553 Common Shares exercisable within 60 days of December 31, 2020 and (iii) a warrant to purchase 516,352 Common Shares.

Ownership of Five Percent or Less of a Class

Ownership of More than Five Percent on Behalf of Another Person

Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on by the Parent Holding Company or Control Person

Identification and Classification of Members of the Group

Notice of Dissolution of Group

Certifications