InsiderTrades

HERBST SETH

SEC CIK 1761275 · EDGAR

Companies

TickerCompanyTitleHoldingBoughtSoldTradesFirstLast
DYAIDYADIC INTERNATIONAL INCDir 202.3K — — 52022-01-282026-01-02

Most active insiders at DYAI, 12 months

#InsiderTitleBoughtSold
1 Francisco Trust under agreement dated February 28, 199610% —$125.0K
2 Hazelton Joseph PPres, COO ——
3 Rawson Ping WangCFO ——
4 HERBST SETHDir ——
5 TCHELET RONENVP of Research, Bus. Dvlpmt ——
6 Lucy Patrick K.Dir ——
7 Kaye JackDir ——
8 EMALFARB MARK ACEO, Dir, 10% ——

Transactions 5

Type
Reset
X Filed Traded Ticker Company Insider Title Type Price Qty Owned ΔOwn Value
D 2026-01-06 2026-01-02 DYAI DYADIC INTERNATIONAL INC HERBST SETH Dir M - OptEx — +21.6K 202.3K +12% —
DM 2025-01-08 2025-01-06 DYAI DYADIC INTERNATIONAL INC HERBST SETH Dir M - OptEx $0.97 +25.0K 174.5K +17% +$24.2K
D 2025-01-07 2025-01-02 DYAI DYADIC INTERNATIONAL INC HERBST SETH Dir M - OptEx — +23.6K 155.8K +18% —
D 2024-01-04 2024-01-03 DYAI DYADIC INTERNATIONAL INC HERBST SETH Dir M - OptEx — +27.2K 132.2K +26% —
D 2022-01-31 2022-01-28 DYAI DYADIC INTERNATIONAL INC HERBST SETH Dir M - OptEx $1.21 +25.0K 25.0K New +$30.2K

Purchase Sale Sale after option exercise All abbreviations