Arkolith/Insider Trading/DYAI/Form 4

Emalfarb Mark A

CEO, Director, 10% OwnerDYADIC INTERNATIONAL INC (DYAI) · full profile →Form 4 · filed Sep 17, 2025
No Open-Market Flow
Open-Market Buys
$0
Open-Market Sells
$0
Net Open-Market Flow
$0
Transactions
1
0 non-derivative · 1 derivative

Derivative Transactions (Table II)

DateActionSharesPriceValueOwned After
Sep 15, 2025Buy(P)0$1000000.00$0—

Transaction Codes

P
Open-market purchase

Data Source & Provenance

Parsed from a single SEC EDGAR Form 4 filing (accession 0001493152-25-013905) within minutes of acceptance. Every field above traces to the original document. Verify it directly:

View original filing on SEC.govRaw Form 4 XML