Real time insider trading transaction history:
- Insiders are prohibited from making short-swing profits by trading their shares within 6 months of the registration or acquiring the shares.
- Shares are not adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
What is insider trading>>
- Peter Lynch
What is insider trading>>
Stock options: Exercise, Award, Grant, Conversion
| Transaction Date |
Reported DateTime |
Exercisable Expiration |
Company | Symnbol | Insider Relationship |
Shares Traded |
Conversion Price |
Shares Owned |
Filing |
| 2025-03-05 Exercise |
2025-03-07 4:07 pm |
2015-04-01 2025-03-31 |
DYADIC INTERNATIONAL INC | DYAI | Kaye Jack Director |
30,000 | $0 | 59,649 (Direct) |
View |
| 2025-03-05 Tax Withholding |
2025-03-07 4:07 pm |
N/A N/A |
DYADIC INTERNATIONAL INC | DYAI | Kaye Jack Director |
27,517 | $1.45 | 59,649 (Direct) |
View |
| 2025-03-05 Exercise |
2025-03-07 4:07 pm |
N/A N/A |
DYADIC INTERNATIONAL INC | DYAI | Kaye Jack Director |
30,000 | $1.33 | 59,649 (Direct) |
View |
| 2024-01-06 Exercise |
2025-01-08 5:19 pm |
2015-12-31 2025-01-07 |
DYADIC INTERNATIONAL INC | DYAI | HERBST SETH Director |
25,000 | $0 | 180,759 (Direct) |
View |
| 2025-01-06 Exercise |
2025-01-08 5:19 pm |
N/A N/A |
DYADIC INTERNATIONAL INC | DYAI | HERBST SETH Director |
25,000 | $0.97 | 180,759 (Direct) |
View |
| 2025-01-02 Exercise |
2025-01-07 06:08 am |
N/A N/A |
DYADIC INTERNATIONAL INC | DYAI | Kaye Jack Director |
23,585 | $0 | 146,218 (Direct) |
View |
| 2025-01-02 Option Award |
2025-01-07 06:08 am |
2026-01-02 2035-01-02 |
DYADIC INTERNATIONAL INC | DYAI | Kaye Jack Director |
89,052 | $0 | 146,218 (Direct) |
View |
| 2025-01-02 Exercise |
2025-01-07 06:07 am |
N/A N/A |
DYADIC INTERNATIONAL INC | DYAI | Tarnok Michael P. Director |
23,585 | $0 | 306,033 (Direct) |
View |
| 2025-01-02 Option Award |
2025-01-07 06:07 am |
2025-06-15 2034-01-02 |
DYADIC INTERNATIONAL INC | DYAI | Tarnok Michael P. Director |
35,776 | $0 | 306,033 (Direct) |
View |
| 2025-01-02 Exercise |
2025-01-07 06:06 am |
N/A N/A |
DYADIC INTERNATIONAL INC | DYAI | HERBST SETH Director |
23,585 | $0 | 227,311 (Direct) |
View |
| 2025-01-02 Option Award |
2025-01-07 06:06 am |
2026-01-02 2035-01-02 |
DYADIC INTERNATIONAL INC | DYAI | HERBST SETH Director |
71,552 | $0 | 227,311 (Direct) |
View |
| 2025-01-02 Exercise |
2025-01-07 06:06 am |
N/A N/A |
DYADIC INTERNATIONAL INC | DYAI | Lucy Patrick K. Director |
23,585 | $0 | 139,811 (Direct) |
View |
| 2025-01-02 Option Award |
2025-01-07 06:06 am |
2026-01-02 2035-01-02 |
DYADIC INTERNATIONAL INC | DYAI | Lucy Patrick K. Director |
89,052 | $0 | 139,811 (Direct) |
View |
| 2025-01-02 Option Award |
2025-01-07 06:05 am |
N/A 2035-01-02 |
DYADIC INTERNATIONAL INC | DYAI | Rawson Ping Wang Chief Financial Officer |
85,276 | $0 | 205,493 (Direct) |
View |
| 2025-01-02 Exercise |
2025-01-07 06:04 am |
N/A N/A |
DYADIC INTERNATIONAL INC | DYAI | Bose Arindam Director |
23,585 | $0 | 139,811 (Direct) |
View |
| 2025-01-02 Option Award |
2025-01-07 06:04 am |
2026-01-02 2035-01-02 |
DYADIC INTERNATIONAL INC | DYAI | Bose Arindam Director |
89,052 | $0 | 139,811 (Direct) |
View |
| 2025-01-02 Option Award |
2025-01-07 06:02 am |
N/A 2035-01-02 |
DYADIC INTERNATIONAL INC | DYAI | Hazelton Joseph P Chief Operating Officer |
105,172 | $0 | 204,340 (Direct) |
View |
| 2025-01-02 Option Award |
2025-01-07 06:01 am |
N/A 2035-01-02 |
DYADIC INTERNATIONAL INC | DYAI | TCHELET RONEN VP of Research and Bus. Dvlpmt |
53,980 | $0 | 77,833 (Direct) |
View |
| 2025-01-02 Option Award |
2025-01-07 06:01 am |
N/A 2035-01-02 |
DYADIC INTERNATIONAL INC | DYAI | EMALFARB MARK A President and CEO 10% Owner |
245,111 | $0 | 4,902,058 (Direct) |
View |
| 2024-11-22 Exercise |
2024-11-25 11:59 am |
2015-01-08 2025-01-07 |
DYADIC INTERNATIONAL INC | DYAI | Tarnok Michael P. Director |
25,000 | $0 | 246,672 (Direct) |
View |
| 2024-11-22 Exercise |
2024-11-25 11:59 am |
N/A N/A |
DYADIC INTERNATIONAL INC | DYAI | Tarnok Michael P. Director |
25,000 | $0.97 | 246,672 (Direct) |
View |
| 2024-06-11 Exercise |
2024-06-13 9:26 pm |
2024-06-11 N/A |
DYADIC INTERNATIONAL INC | DYAI | Buckland Barry Director |
11,793 | $0 | 116,901 (Direct) |
View |
| 2024-06-11 Exercise |
2024-06-13 9:26 pm |
N/A N/A |
DYADIC INTERNATIONAL INC | DYAI | Buckland Barry Director |
11,793 | $1.59 | 116,901 (Direct) |
View |
| 2024-05-21 Exercise |
2024-05-23 3:42 pm |
2014-06-12 2024-06-11 |
DYADIC INTERNATIONAL INC | DYAI | Tarnok Michael P. Director |
30,000 | $0 | 221,672 (Direct) |
View |
| 2024-05-21 Exercise |
2024-05-23 3:42 pm |
N/A N/A |
DYADIC INTERNATIONAL INC | DYAI | Tarnok Michael P. Director |
30,000 | $1.36 | 221,672 (Direct) |
View |
| 2024-05-21 Tax Withholding |
2024-05-23 3:42 pm |
N/A N/A |
DYADIC INTERNATIONAL INC | DYAI | Tarnok Michael P. Director |
24,431 | $1.67 | 221,672 (Direct) |
View |
| 2024-04-11 Option Award |
2024-04-15 9:42 pm |
2025-04-11 2034-04-11 |
DYADIC INTERNATIONAL INC | DYAI | Lucy Patrick K. Director |
13,125 | $0 | 13,125 (Direct) |
View |
| 2024-04-11 Option Award |
2024-04-15 9:40 pm |
2025-04-11 2034-04-11 |
DYADIC INTERNATIONAL INC | DYAI | Hazelton Joseph P Chief Business Officer |
20,000 | $0 | 20,000 (Direct) |
View |
| 2024-03-13 Option Award |
2024-04-15 9:40 pm |
N/A N/A |
DYADIC INTERNATIONAL INC | DYAI | Hazelton Joseph P Chief Business Officer |
41,720 | $0 | 99,168 (Direct) |
View |
| 2024-03-13 Option Award |
2024-04-15 9:39 pm |
N/A N/A |
DYADIC INTERNATIONAL INC | DYAI | EMALFARB MARK A President and CEO 10% Owner |
124,454 | $0 | 4,656,947 (Direct) |
View |
| 2024-03-13 Option Award |
2024-04-15 9:38 pm |
N/A N/A |
DYADIC INTERNATIONAL INC | DYAI | Rawson Ping Wang Chief Financial Officer |
35,366 | $0 | 120,217 (Direct) |
View |
| 2024-03-13 Option Award |
2024-04-15 9:35 pm |
N/A N/A |
DYADIC INTERNATIONAL INC | DYAI | TCHELET RONEN VP of Research and Bus. Dvlpmt |
11,169 | $0 | 23,853 (Direct) |
View |
| 2024-01-03 Exercise |
2024-01-04 8:07 pm |
N/A N/A |
DYADIC INTERNATIONAL INC | DYAI | Bose Arindam Director |
27,174 | $0 | 118,259 (Direct) |
View |
| 2024-01-02 Option Award |
2024-01-04 8:07 pm |
2025-01-02 2034-01-02 |
DYADIC INTERNATIONAL INC | DYAI | Bose Arindam Director |
91,085 | $0 | 118,259 (Direct) |
View |
| 2024-01-02 Option Award |
2024-01-04 8:07 pm |
N/A 2034-01-02 |
DYADIC INTERNATIONAL INC | DYAI | EMALFARB MARK A President and CEO 10% Owner |
200,000 | $0 | 200,000 (Direct) |
View |
| 2024-01-02 Option Award |
2024-01-04 8:05 pm |
N/A 2034-01-02 |
DYADIC INTERNATIONAL INC | DYAI | Hazelton Joseph P Chief Business Officer |
75,000 | $0 | 75,000 (Direct) |
View |
| 2024-01-02 Option Award |
2024-01-04 8:05 pm |
N/A 2034-01-02 |
DYADIC INTERNATIONAL INC | DYAI | Rawson Ping Wang Chief Financial Officer |
75,000 | $0 | 75,000 (Direct) |
View |
| 2024-01-02 Option Award |
2024-01-04 8:04 pm |
2025-01-02 2034-01-02 |
DYADIC INTERNATIONAL INC | DYAI | TCHELET RONEN VP of Research and Bus. Dvlpmt |
37,500 | $0 | 37,500 (Direct) |
View |
| 2024-01-03 Exercise |
2024-01-04 8:03 pm |
N/A N/A |
DYADIC INTERNATIONAL INC | DYAI | Lucy Patrick K. Director |
27,174 | $0 | 100,759 (Direct) |
View |
| 2024-01-02 Option Award |
2024-01-04 8:03 pm |
2025-01-02 2034-01-02 |
DYADIC INTERNATIONAL INC | DYAI | Lucy Patrick K. Director |
73,585 | $0 | 100,759 (Direct) |
View |
| 2024-01-03 Exercise |
2024-01-04 8:02 pm |
N/A N/A |
DYADIC INTERNATIONAL INC | DYAI | Buckland Barry Director |
27,174 | $0 | 100,759 (Direct) |
View |
| 2024-01-02 Option Award |
2024-01-04 8:02 pm |
2025-01-02 2034-01-02 |
DYADIC INTERNATIONAL INC | DYAI | Buckland Barry Director |
73,585 | $0 | 100,759 (Direct) |
View |
| 2024-01-03 Exercise |
2024-01-04 8:02 pm |
N/A N/A |
DYADIC INTERNATIONAL INC | DYAI | HERBST SETH Director |
27,174 | $0 | 205,759 (Direct) |
View |
| 2024-01-02 Option Award |
2024-01-04 8:02 pm |
2025-01-02 2034-01-02 |
DYADIC INTERNATIONAL INC | DYAI | HERBST SETH Director |
73,585 | $0 | 205,759 (Direct) |
View |
| 2024-01-03 Exercise |
2024-01-04 8:01 pm |
N/A N/A |
DYADIC INTERNATIONAL INC | DYAI | Tarnok Michael P. Director |
27,174 | $0 | 307,188 (Direct) |
View |
| 2024-01-02 Option Award |
2024-01-04 8:01 pm |
2025-01-02 2034-01-02 |
DYADIC INTERNATIONAL INC | DYAI | Tarnok Michael P. Director |
91,085 | $0 | 307,188 (Direct) |
View |
| 2024-01-03 Exercise |
2024-01-04 8:00 pm |
N/A N/A |
DYADIC INTERNATIONAL INC | DYAI | Kaye Jack Director |
27,174 | $0 | 124,666 (Direct) |
View |
| 2024-01-02 Option Award |
2024-01-04 8:00 pm |
2025-01-02 2034-01-02 |
DYADIC INTERNATIONAL INC | DYAI | Kaye Jack Director |
91,085 | $0 | 124,666 (Direct) |
View |
| 2022-11-21 Ownership |
2023-01-05 7:31 pm |
N/A N/A |
DYADIC INTERNATIONAL INC | DYAI | Kaye Jack Director |
33,150 | $0 | 6,407 (Direct) |
View |
| 2023-01-03 Option Award |
2023-01-05 7:30 pm |
2024-01-03 2033-01-02 |
DYADIC INTERNATIONAL INC | DYAI | Bose Arindam Director |
79,674 | $0 | 79,674 (Direct) |
View |
| 2023-01-03 Option Award |
2023-01-05 7:30 pm |
2024-01-03 2033-01-02 |
DYADIC INTERNATIONAL INC | DYAI | Rawson Ping Wang Chief Financial Officer |
75,000 | $0 | 159,851 (Direct) |
View |
| 2023-01-03 Option Award |
2023-01-05 7:30 pm |
N/A N/A |
DYADIC INTERNATIONAL INC | DYAI | Rawson Ping Wang Chief Financial Officer |
39,351 | $1.38 | 159,851 (Direct) |
View |
| 2023-01-03 Option Award |
2023-01-05 7:30 pm |
2024-01-02 2033-01-02 |
DYADIC INTERNATIONAL INC | DYAI | EMALFARB MARK A President and CEO 10% Owner |
200,000 | $0 | 4,732,493 (Direct) |
View |
| 2023-01-03 Option Award |
2023-01-05 7:30 pm |
N/A N/A |
DYADIC INTERNATIONAL INC | DYAI | EMALFARB MARK A President and CEO 10% Owner |
138,478 | $1.38 | 4,732,493 (Direct) |
View |
| 2023-01-03 Option Award |
2023-01-05 7:29 pm |
2024-01-03 2033-01-02 |
DYADIC INTERNATIONAL INC | DYAI | Hazelton Joseph P Chief Business Officer |
93,750 | $0 | 151,198 (Direct) |
View |
| 2023-01-03 Option Award |
2023-01-05 7:29 pm |
N/A N/A |
DYADIC INTERNATIONAL INC | DYAI | Hazelton Joseph P Chief Business Officer |
57,448 | $1.38 | 151,198 (Direct) |
View |
| 2023-01-03 Option Award |
2023-01-05 7:29 pm |
2024-01-03 2033-01-02 |
DYADIC INTERNATIONAL INC | DYAI | TCHELET RONEN VP of Research and Bus. Dvlpmt |
37,500 | $0 | 50,184 (Direct) |
View |
| 2023-01-03 Option Award |
2023-01-05 7:29 pm |
N/A N/A |
DYADIC INTERNATIONAL INC | DYAI | TCHELET RONEN VP of Research and Bus. Dvlpmt |
12,684 | $1.38 | 50,184 (Direct) |
View |
| 2023-01-03 Option Award |
2023-01-05 7:29 pm |
2024-01-03 2033-01-02 |
DYADIC INTERNATIONAL INC | DYAI | Tarnok Michael P. Director |
79,674 | $0 | 79,674 (Direct) |
View |
| 2023-01-03 Option Award |
2023-01-05 7:28 pm |
2024-01-03 2033-01-02 |
DYADIC INTERNATIONAL INC | DYAI | Kaye Jack Director |
79,674 | $0 | 79,674 (Direct) |
View |
| 2023-01-03 Option Award |
2023-01-05 7:28 pm |
2024-01-03 2033-01-02 |
DYADIC INTERNATIONAL INC | DYAI | HERBST SETH Director |
62,174 | $0 | 62,174 (Direct) |
View |