UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

WASHINGTON, D.C. 20549

SCHEDULE 13G

UNDER THE SECURITIES EXCHANGE ACT OF 1934

(AMENDMENT NO. 2) 

CLEVELAND BIOLABS, INC.

(Name of Issuer) 

COMMON STOCK

(Title of Class of Securities)

185860103

(CUSIP Number)

April 20, 2017

(DATE OF EVENT WHICH REQUIRES FILING OF THIS STATEMENT)

Check the appropriate box to designate the rule pursuant to which this Schedule is filed: ☒ Rule 13d-1(c)

*The remainder of this cover page shall be filled out for a reporting person's 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.

The information required in the remainder of this cover page shall not be deemed to be "filed" for the purpose of Section 18 of the Securities Exchange Act of 1934 ("Act") or otherwise subject to the liabilities of that section of the Act but shall be subject to all other provisions of the Act (however, see the Notes).

(Continued on following page(s)

Page 1 of 4 Pages

CUSIP No. 185860103 13G Page 2 of 4 Pages

1.	NAMES OF REPORTING PERSON  S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON Alpha Capital Anstalt
2.	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP:      (a) ☐ (b) ☐
3.	SEC USE ONLY
4.	CITIZENSHIP OR PLACE OF ORGANIZATION Liechtenstein
5.	SOLE VOTING POWER, NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON – 199,404 Shares of Common Stock (1) (2)
6.	SHARED VOTING POWER – None
7.	SOLE DISPOSITIVE POWER – 199,404 Shares of Common Stock (1) (2)
8.	SHARED DISPOSITIVE POWER – None

9.	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON – 199,404 Shares of Common Stock (1) (2)
10.	CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES    ☐
11.	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9 1.77% (2)
12.	TYPE OF REPORTING PERSON CO

(1) Shares underlying a Warrant exercisable until August 6, 2021.

(2) Based on 11,279,834 shares outstanding as reported on Form 10-Q for the period ended September 30, 2017.

CUSIP No. 185860103 13G Page 3 of 4 Pages

ITEM 1 (a) NAME OF ISSUER: Cleveland BioLabs, Inc.

ITEM 1 (b) ADDRESS OF ISSUER'S PRINCIPAL EXECUTIVE OFFICES:

73 High Street, Buffalo, New York 14203

ITEM 2 (a) NAME OF PERSON FILING: Alpha Capital Anstalt

ITEM 2 (b) ADDRESS OF PRINCIPAL BUSINESS OFFICE OR, IF NONE, RESIDENCE:

Pradafant 7, Furstentums 9490, Vaduz, Liechtenstein

ITEM 2 (c) CITIZENSHIP: Liechtenstein

ITEM 2 (d) TITLE OF CLASS OF SECURITIES: Common Stock

ITEM 2 (e) CUSIP NUMBER: 185860103

ITEM 3 IF THIS STATEMENT IS FILED PURSUANT TO RULE 13D-1(B) OR 13D-2(B): Not applicable

ITEM 4 OWNERSHIP

(a) AMOUNT BENEFICIALLY OWNED: 199,404 Shares of Common Stock (1) (2)

(b) PERCENT OF CLASS: 1.77% (2)

(c) NUMBER OF SHARES AS TO WHICH SUCH PERSON HAS:

(i) SOLE POWER TO VOTE OR DIRECT THE VOTE

199,404 Shares of Common Stock (1) (2)

(ii) SHARED POWER TO VOTE OR DIRECT THE VOTE

0 Shares

(iii) SOLE POWER TO DISPOSE OR TO DIRECT THE DISPOSITION OF

199,404 Shares of Common Stock (1) (2)

(iv) SHARED POWER TO DISPOSE OR TO DIRECT THE DISPOSITION OF

0 Shares

CUSIP No. 185860103 13G Page 4 of 4 Pages

ITEM 5 OWNERSHIP OF FIVE PERCENT OR LESS OF A CLASS

Alpha Capital Anstalt’s ownership is now under 5%. 

ITEM 6 OWNERSHIP OF MORE THAN FIVE PERCENT ON BEHALF OF ANOTHER PERSON

Not applicable

ITEM 7 IDENTIFICATION AND CLASSIFICATION OF THE SUBSIDIARY WHICH ACQUIRED THE SECURITY BEING REPORTED ON BY THE PARENT HOLDING COMPANY

Not applicable

ITEM 8 IDENTIFICATION AND CLASSIFICATION OF MEMBERS OF A GROUP

Not applicable

ITEM 9 NOTICE OF DISSOLUTION OF GROUP

Not applicable

SIGNATURE

After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.

February 28, 2018

(Date)

/s/ Konrad Ackerman

(Signature)

Konrad Ackerman, Director

(Name/Title)