The following table details the insider trading activities
(stock purchases, stock sales, and stock option exercises) of Tarnok Michael P. since 2015.
This trader's CIK number is 1413525.
At the time of last reporting, Tarnok Michael P. was the Director of Dyadic International Inc. (stock ticker symbol DYAI).
Also see all insider trading activities at Dyadic International Inc.
| Insider Buying | Insider Sales | Option Exercises | |||||
|---|---|---|---|---|---|---|---|
| Year | Symbol | Shares | Value | Shares | Value | Shares | Value |
| 2015 | KERX | 10,000 | $97,300 | 0 | $0 | 0 | $0 |
| Insider Buying | Insider Sales | Option Exercises | |||||
|---|---|---|---|---|---|---|---|
| Year | Symbol | Shares | Value | Shares | Value | Shares | Value |
| 2025 | DYAI | 0 | $0 | 0 | $0 | 34,361 | $0 |
| 2024 | DYAI | 0 | $0 | 0 | $0 | 82,174 | $65,050 |
1. Keryx Biopharmaceuticals Inc (KERX)
2. Dyadic International Inc (DYAI)
| Trade Date | Symbol | Trade Type | Shares | Price ($) | Value ($) |
|---|---|---|---|---|---|
| 2015-05-06 | KERX | Buy | 10,000 | 9.73 | 97,300 |
| Trade Date | Symbol | Trade Type | Shares | Price ($) | Value ($) |
|---|---|---|---|---|---|
| 2025-06-20 | DYAI | Option Ex | 10,776 | .00 | 0 |
| 2025-01-02 | DYAI | Option Ex | 23,585 | .00 | 0 |
| 2024-11-22 | DYAI | Option Ex | 25,000 | .97 | 24,250 |
| 2024-05-21 | DYAI | Option Ex | 30,000 | 1.36 | 40,800 |
| 2024-01-03 | DYAI | Option Ex | 27,174 | .00 | 0 |
Insider trading activities including stock purchases, stock sales, and option exercises listed in the above table cannot be completely guaranteed as to their accuracy. For more information regarding the trades made by Tarnok Michael P. (Director of Dyadic International Inc at the time of this reporting) see the Securities and Exchange Commission (SEC) website.