RONEN TCHELET - 07 Jul 2022 Form 4 Insider Report for DYADIC INTERNATIONAL INC (DYAI)

Role: VP of Research and Bus. Dvlpmt
Signature: /s/ Ronen Tchelet
Issuer symbol: DYAI
Transactions as of: 07 Jul 2022
Net transactions value: -$17,162
Form type: 4
Filing time: 11 Jul 2022, 18:40:08 UTC
Previous filing: 05 Jan 2022
Next filing: 05 Jan 2023
SEC: View on sec.gov

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	DYAI	Common Stock	Options Exercise	$12,331	+7,854		$1.57	7,854	07 Jul 2022	Direct
transaction	DYAI	Common Stock	Sale	$27,489	-7,854	-100%	$3.50	0	07 Jul 2022	Direct	F1, F2
transaction	DYAI	Common Stock	Options Exercise	$1,710	+1,089		$1.57	1,089	08 Jul 2022	Direct
transaction	DYAI	Common Stock	Sale	$3,713	-1,089	-100%	$3.41	0	08 Jul 2022	Direct	F1, F2

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Underlying Class	Amount	Exercise Price	Ownership	Footnotes
transaction	DYAI	Stock Option	Options Exercise	$0	-7,854	-16%	$0.000000	42,146	07 Jul 2022	Common Stock	7,854	$1.57	Direct
transaction	DYAI	Stock Option	Options Exercise	$0	-1,089	-2.6%	$0.000000	41,057	08 Jul 2022	Common Stock	1,089	$1.57	Direct

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	The sale of the shares of Class A Common Stock was the last transaction made pursuant to Rule 10b5-1 trading plan adopted on May 31, 2022.
F2	The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at a range of $3.41 to $3.55, inclusively. 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 (1) to this Form 4.

Content

The sale of the shares of Class A Common Stock was the last transaction made pursuant to Rule 10b5-1 trading plan adopted on May 31, 2022.

The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at a range of $3.41 to $3.55, inclusively. 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 (1) to this Form 4.