Mark A. Emalfarb - Jan 2, 2024 Form 4 Insider Report for DYADIC INTERNATIONAL INC (DYAI)

Role
President and CEO, Director, 10%+ Owner
Signature
/s/ Ping Rawson, attorney-in-fact
Stock symbol
DYAI
Transactions as of
Jan 2, 2024
Transactions value $
$0
Form type
4
Date filed
1/4/2024, 08:07 PM
Previous filing
Jan 5, 2023
Next filing
Apr 15, 2024

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 Award $0 +200K $0.00 200K Jan 2, 2024 Common Stock 200K $1.59 Direct F1, F2
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 Annual grant of stock options.
F2 This option vests in four equal installments beginning on the first anniversary of the date of grant.