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>>

Common stock purchase or sale:
Transaction Date |
Reported DateTime |
Company | Symbol | Insider Relationship |
Shares Traded |
Average Price |
Total Amount |
Shares Owned |
Filing |
2023-06-02 Sale |
2023-06-02 8:30 pm |
AMYRIS INC. | AMRS | Kieftenbeld Hermanus CHIEF FINANCIAL OFFICER |
20,999 | $0.95 | $19,949 | 219,768 (Direct) |
View |
2022-09-02 Sale |
2022-09-07 8:08 pm |
AMYRIS INC. | AMRS | Kieftenbeld Hermanus CHIEF FINANCIAL OFFICER |
25,888 | $2.87 | $74,299 | 240,767 (Direct) |
View |
2022-06-02 Sale |
2022-06-03 6:09 pm |
AMYRIS INC. | AMRS | Kieftenbeld Hermanus CHIEF FINANCIAL OFFICER |
34,905 | $2.3401 | $81,681 | 266,655 (Direct) |
View |
2021-09-02 Sale |
2021-09-03 9:54 pm |
AMYRIS INC. | AMRS | Kieftenbeld Hermanus CHIEF FINANCIAL OFFICER |
24,380 | $14.86 | $362,287 | 281,560 (Direct) |
View |
Stock options: Exercise, Award, Grant, Conversion
Transaction Date |
Reported DateTime |
Exercisable Expiration |
Company | Symnbol | Insider Relationship |
Shares Traded |
Conversion Price |
Shares Owned |
Filing |
2024-05-07 Other |
2024-05-07 7:51 pm |
N/A N/A |
AMYRIS INC. | AMRS | Kieftenbeld Hermanus CFO AND INTERIM CEO |
123,102 | $0 | 123,102 (Direct) |
View |
2022-05-23 Option Award |
2022-05-25 6:30 pm |
N/A 2032-05-23 |
AMYRIS INC. | AMRS | Kieftenbeld Hermanus CHIEF FINANCIAL OFFICER |
220,000 | $0 | 501,560 (Direct) |
View |
2021-08-02 Option Award |
2021-08-04 5:00 pm |
N/A N/A |
AMYRIS INC. | AMRS | Kieftenbeld Hermanus CHIEF FINANCIAL OFFICER |
300,000 | $0 | 300,000 (Direct) |
View |
2021-06-01 Tax Withholding |
2021-06-02 8:26 pm |
N/A N/A |
AMYRIS INC. | AMRS | Kieftenbeld Hermanus CHIEF FINANCIAL OFFICER |
11,560 | $14.55 | 305,940 (Direct) |
View |
2021-05-24 Option Award |
2021-05-26 8:36 pm |
N/A N/A |
AMYRIS INC. | AMRS | Kieftenbeld Hermanus CHIEF FINANCIAL OFFICER |
100,000 | $0 | 317,500 (Direct) |
View |
2020-08-10 Option Award(A) |
2020-08-28 7:46 pm |
N/A 2030-08-10 |
AMYRIS INC. | AMRS | Kieftenbeld Hermanus CHIEF FINANCIAL OFFICER |
200,000 | $0 | 267,500 (Direct) |
View |
2020-08-10 Option Award |
2020-08-12 7:46 pm |
N/A 2030-08-10 |
AMYRIS INC. | AMRS | Kieftenbeld Hermanus CHIEF FINANCIAL OFFICER |
200,000 | $0 | 267,500 (Direct) |
View |