0001437749-21-014193.txt : 20210604 0001437749-21-014193.hdr.sgml : 20210604 20210604202524 ACCESSION NUMBER: 0001437749-21-014193 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20210602 FILED AS OF DATE: 20210604 DATE AS OF CHANGE: 20210604 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: EMALFARB MARK A CENTRAL INDEX KEY: 0001328287 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-32513 FILM NUMBER: 21997981 MAIL ADDRESS: STREET 1: C/O DYADIC INTERNATIONAL, INC. STREET 2: 140 INTRACOASTAL POINT DRIVE, SUITE 404 CITY: JUPITER STATE: FL ZIP: 33477-5094 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: DYADIC INTERNATIONAL INC CENTRAL INDEX KEY: 0001213809 STANDARD INDUSTRIAL CLASSIFICATION: BIOLOGICAL PRODUCTS (NO DIAGNOSTIC SUBSTANCES) [2836] IRS NUMBER: 450486747 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 BUSINESS ADDRESS: STREET 1: 140 INTRACOASTAL POINTE DRIVE STREET 2: SUITE 404 CITY: JUPITER STATE: FL ZIP: 33477 BUSINESS PHONE: 561-743-8333 MAIL ADDRESS: STREET 1: 140 INTRACOASTAL POINTE DRIVE STREET 2: SUITE 404 CITY: JUPITER STATE: FL ZIP: 33477 FORMER COMPANY: FORMER CONFORMED NAME: CCP WORLDWIDE INC DATE OF NAME CHANGE: 20030110 4 1 rdgdoc.xml FORM 4 X0306 4 2021-06-02 0001213809 DYADIC INTERNATIONAL INC DYAI 0001328287 EMALFARB MARK A C/O DYADIC INTERNATIONAL, INC. 140 INTRACOASTAL POINTE DRIVE SUITE 404 JUPITER FL 33477-5094 1 1 1 President and CEO Common Stock 2021-06-02 4 S 0 76349 3.74 D 4090638 I Through Mark A. Emalfarb Trust U/A DTD 10/1/1987 Common Stock 2021-06-03 4 S 0 26721 3.61 D 4063917 I Through Mark A Emalfarb Trust U/A DTD 10/1/1987 Common Stock 2021-06-04 4 S 0 132000 3.85 D 3931917 I Through Mark A Emalfarb Trust U/A/ DTD 10/1/1987 Common Stock 2021-06-04 4 M 0 400000 1.67 A 4331917 I Through Mark A. Emalfarb Trust U/A DTD 10/1/1987 Stock Option 1.67 2021-06-04 4 M 0 400000 0 D 2016-06-21 2021-06-21 Common Stock 400000 0 D These shares were sold to satisfy exercise price and tax withholding obligations to be funded for options expiring on June 21, 2021. As a result of the option exercises and sale transactions reported on this Form 4, the reporting person's net share ownership increased by 164,930 shares, from 4,166,987 to 4,331,917 shares of Common Stock. The price reported in Column 4 is a weighted average price. These sold in multiple transactions at prices ranging from $3.82 to $3.65, inclusive, on June 2, 2021, $3.70 to $3.60, inclusive, on June 3, 2021, and $4.00 to $3.70, inclusive, on June 4, 2021. The reporting person undertakes to provide to Dyadic International, Inc., any security holder of Dyadic International, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of footnote (2) to this Form 4. Exercise of reporting person's stock options that would otherwise expire June 21, 2021. /s/ Mark A. Emalfarb 2021-06-04