Mark A. Emalfarb

Executive

Chairman & CEO

US·SEC (Form 4)

Dyadic International Inc

Cumul. flow

Total declarations

Company

▲ Purchases (0 ops.)

—

▼ Sales (3 ops.)

€478k

Latest filing published 06 Jan 2026 for Dyadic International INC. Read the official filing

Filing timeline

BuySale

Mark A. Emalfarb

Insider track record

Disclosed buys

Disclosed sells

Not enough buy signals with a settled T+90 horizon to measure a track record yet.

Signal history

Mark A. Emalfarb: trading record in brief

Mark A. Emalfarb is a declared insider of Dyadic International Inc (chief executive), with filings sourced from SEC (Form 4). Over a trading history stretching from 2 June 2021 to 2 January 2026, the count stands at 7 filings.

Sales make up the whole of the open-market record (3 sales, €478k). Outside the open market, there are 4 share grants.

The record was last updated on 6 January 2026 with a share grant in Dyadic International Inc. Filings reach the SEC (Form 4) feed a median of 2 days after the trade. For comparison, the SEC allows two business days to file a Form 4. Sales are harder to read than purchases, since they often meet personal needs such as tax or diversification. Source: insider filings from SEC (Form 4). Past trades are no guide to future returns.