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 |
2021-11-30 Purchase |
2021-12-01 5:05 pm |
CYANOTECH CORP | CYAN | DAVIS MICHAEL A Director 10% Owner |
36,000 | $3.5054 | $126,194 | 1,164,353 (Indirect Direct) |
View |
2020-11-23 Purchase |
2020-11-25 8:15 pm |
CYANOTECH CORP | CYAN | DAVIS MICHAEL A Director 10% Owner |
41,845 | $2.58 | $107,960 | 1,135,827 (Indirect Direct) |
View |
2020-09-09 Purchase |
2020-09-11 1:45 pm |
CYANOTECH CORP | CYAN | DAVIS MICHAEL A Director 10% Owner |
2,466 | $2.8863 | $7,117 | 1,113,982 (Indirect Direct) |
View |
2020-09-04 Purchase |
2020-09-09 2:16 pm |
CYANOTECH CORP | CYAN | DAVIS MICHAEL A Director 10% Owner |
6,164 | $2.7514 | $16,960 | 1,113,332 (Indirect Direct) |
View |
2020-09-02 Purchase |
2020-09-04 2:39 pm |
CYANOTECH CORP | CYAN | DAVIS MICHAEL A Director 10% Owner |
16,691 | $2.7372 | $45,687 | 1,108,436 (Indirect Direct) |
View |
2020-08-31 Purchase |
2020-09-02 3:37 pm |
CYANOTECH CORP | CYAN | DAVIS MICHAEL A Director 10% Owner |
13,623 | $2.4323 | $33,135 | 1,101,745 (Indirect 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 |
2023-08-25 Option Award |
2023-08-28 3:10 pm |
N/A N/A |
CYANOTECH CORP | CYAN | DAVIS MICHAEL A Director 10% Owner |
37,975 | $0 | 856,503 (Indirect) |
View |
2023-08-24 Gift |
2023-08-28 3:10 pm |
N/A N/A |
CYANOTECH CORP | CYAN | DAVIS MICHAEL A Director 10% Owner |
424,621 | $0 | 856,503 (Indirect) |
View |
2023-04-03 Option Award |
2023-04-04 3:32 pm |
N/A N/A |
CYANOTECH CORP | CYAN | DAVIS MICHAEL A Director 10% Owner |
8,551 | $0 | 1,243,149 (Indirect) |
View |
2022-08-30 Option Award |
2022-09-01 4:19 pm |
N/A N/A |
CYANOTECH CORP | CYAN | DAVIS MICHAEL A Director 10% Owner |
12,245 | $0 | 1,234,598 (Indirect) |
View |
2021-10-18 Option Award |
2021-10-20 4:05 pm |
N/A N/A |
CYANOTECH CORP | CYAN | DAVIS MICHAEL A Director 10% Owner |
10,526 | $0 | 1,186,353 (Indirect) |
View |
2020-08-27 Option Award |
2020-08-31 3:35 pm |
N/A N/A |
CYANOTECH CORP | CYAN | DAVIS MICHAEL A Director 10% Owner |
12,605 | $0 | 1,095,038 (Indirect) |
View |