Emalfarb Mark A
- SEC CIK
- 0001328287
No open-market purchases or sales filed in the past year.
Current role at each company
- DYAI Dyadic International IncCEOas of Jan 6, 2026
Open-market trades in the past year
Open-market purchases (P) and sales (S) filed in the last 365 days, not counting derivative securities or duplicate filings. Values leave out price outliers.
- Bought
- –
- 0 filings
- Sold
- –
- 0 filings
- Net
- –
- Bought minus sold
- Companies
- 0
- With open-market trades
Trades
Every Form 4 that lists Emalfarb Mark A as a reporting owner, including filings made jointly with others, grouped by company. Each row adds up one type of transaction in one filing. Only open-market purchases (P) and sales (S) are shown by default.
| Filed (ET) | Trade date | Filing delay | Insider | Transaction | Shares | Avg price | Value | Holding change | Flags |
|---|---|---|---|---|---|---|---|---|---|
| Sep 17, 2025 (view filing) | Sep 15 | 2 days | Emalfarb Mark ACEO | PPurchase | +714.3K | – | – | – | DerivativePrice outlier |
| Dec 23, 2021 (view filing) | Dec 21-23 | 2 days | Emalfarb Mark APresident and CEO | SSale | −90.9K | $4.17 | −$379.5K | −2.1%4.24M after | 3 lots |