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 |
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 3:20 pm |
N/A N/A |
CYANOTECH CORP | CYAN | MULDER DAVID M Director |
40,506 | $0 | 113,962 (Direct) |
View |
2023-08-25 Option Award |
2023-08-28 3:17 pm |
N/A N/A |
CYANOTECH CORP | CYAN | Vied David L Director |
40,506 | $0 | 135,632 (Direct) |
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 |
2023-08-25 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 |
2023-07-31 Tax Withholding |
2023-08-01 3:31 pm |
N/A N/A |
CYANOTECH CORP | CYAN | Nordin Amy Beth VP, HR, Secretary |
716 | $0.84 | 5,865 (Direct) |
View |
2023-07-31 Exercise |
2023-08-01 3:31 pm |
N/A N/A |
CYANOTECH CORP | CYAN | Nordin Amy Beth VP, HR, Secretary |
1,904 | $0 | 5,865 (Direct) |
View |
2023-07-31 Tax Withholding |
2023-08-01 3:26 pm |
N/A N/A |
CYANOTECH CORP | CYAN | Hartmann Charles Jason VP, Sales & Marketing |
670 | $0.84 | 4,510 (Direct) |
View |
2023-07-31 Exercise |
2023-08-01 3:26 pm |
N/A N/A |
CYANOTECH CORP | CYAN | Hartmann Charles Jason VP, Sales & Marketing |
1,680 | $0 | 4,510 (Direct) |
View |
2023-07-31 Tax Withholding |
2023-08-01 3:21 pm |
N/A N/A |
CYANOTECH CORP | CYAN | Johansen Jennifer M. VP, Quality, Regulatory & Govt |
706 | $0.84 | 6,842 (Direct) |
View |
2023-07-31 Exercise |
2023-08-01 3:21 pm |
N/A N/A |
CYANOTECH CORP | CYAN | Johansen Jennifer M. VP, Quality, Regulatory & Govt |
1,877 | $0 | 6,842 (Direct) |
View |
2023-07-31 Tax Withholding |
2023-08-01 3:17 pm |
N/A N/A |
CYANOTECH CORP | CYAN | Jensen Glenn VP, Operations |
830 | $0.84 | 24,319 (Direct) |
View |
2023-07-31 Exercise |
2023-08-01 3:17 pm |
N/A N/A |
CYANOTECH CORP | CYAN | Jensen Glenn VP, Operations |
2,206 | $0 | 24,319 (Direct) |
View |
2023-07-31 Tax Withholding |
2023-08-01 3:12 pm |
N/A N/A |
CYANOTECH CORP | CYAN | Ladin Felicia I CFO, VP Fin & Admin, Treasurer |
656 | $0.84 | 4,726 (Direct) |
View |
2023-07-31 Exercise |
2023-08-01 3:12 pm |
N/A N/A |
CYANOTECH CORP | CYAN | Ladin Felicia I CFO, VP Fin & Admin, Treasurer |
1,747 | $0 | 4,726 (Direct) |
View |
2023-07-31 Tax Withholding |
2023-08-01 3:09 pm |
N/A N/A |
CYANOTECH CORP | CYAN | Custer Matthew Keith President and CEO |
978 | $0.84 | 7,580 (Direct) |
View |
2023-07-31 Exercise |
2023-08-01 3:09 pm |
N/A N/A |
CYANOTECH CORP | CYAN | Custer Matthew Keith President and CEO |
2,603 | $0 | 7,580 (Direct) |
View |
2023-07-31 Tax Withholding |
2023-08-01 3:04 pm |
N/A N/A |
CYANOTECH CORP | CYAN | Cysewski Gerald R Chief Scientific Officer |
843 | $0.84 | 143,320 (Direct) |
View |
2023-07-31 Exercise |
2023-08-01 3:04 pm |
N/A N/A |
CYANOTECH CORP | CYAN | Cysewski Gerald R Chief Scientific Officer |
2,243 | $0 | 143,320 (Direct) |
View |
2023-04-06 Exercise |
2023-04-10 3:06 pm |
N/A N/A |
CYANOTECH CORP | CYAN | Nordin Amy Beth VP, HR, Secretary |
34 | $0 | 11,623 (Direct) |
View |
2023-04-06 Option Award |
2023-04-10 3:06 pm |
N/A N/A |
CYANOTECH CORP | CYAN | Nordin Amy Beth VP, HR, Secretary |
100 | $0 | 11,623 (Direct) |
View |
2023-04-06 Tax Withholding |
2023-04-10 3:06 pm |
N/A N/A |
CYANOTECH CORP | CYAN | Nordin Amy Beth VP, HR, Secretary |
13 | $0.94 | 11,623 (Direct) |
View |
2023-04-06 Exercise |
2023-04-10 3:04 pm |
N/A N/A |
CYANOTECH CORP | CYAN | Hartmann Charles Jason VP, Sales & Marketing |
34 | $0 | 10,355 (Direct) |
View |
2023-04-06 Option Award |
2023-04-10 3:04 pm |
N/A N/A |
CYANOTECH CORP | CYAN | Hartmann Charles Jason VP, Sales & Marketing |
100 | $0 | 10,355 (Direct) |
View |
2023-04-06 Tax Withholding |
2023-04-10 3:04 pm |
N/A N/A |
CYANOTECH CORP | CYAN | Hartmann Charles Jason VP, Sales & Marketing |
14 | $0.94 | 10,355 (Direct) |
View |
2023-04-06 Exercise |
2023-04-10 3:02 pm |
N/A N/A |
CYANOTECH CORP | CYAN | Johansen Jennifer M. VP, Quality, Regulatory & Govt |
34 | $0 | 12,318 (Direct) |
View |
2023-04-06 Option Award |
2023-04-10 3:02 pm |
N/A N/A |
CYANOTECH CORP | CYAN | Johansen Jennifer M. VP, Quality, Regulatory & Govt |
100 | $0 | 12,318 (Direct) |
View |
2023-04-06 Tax Withholding |
2023-04-10 3:02 pm |
N/A N/A |
CYANOTECH CORP | CYAN | Johansen Jennifer M. VP, Quality, Regulatory & Govt |
13 | $0.94 | 12,318 (Direct) |
View |
2023-04-06 Exercise |
2023-04-10 2:59 pm |
N/A N/A |
CYANOTECH CORP | CYAN | Jensen Glenn VP, Operations |
34 | $0 | 30,772 (Direct) |
View |
2023-04-06 Option Award |
2023-04-10 2:59 pm |
N/A N/A |
CYANOTECH CORP | CYAN | Jensen Glenn VP, Operations |
100 | $0 | 30,772 (Direct) |
View |
2023-04-06 Tax Withholding |
2023-04-10 2:59 pm |
N/A N/A |
CYANOTECH CORP | CYAN | Jensen Glenn VP, Operations |
13 | $0.94 | 30,772 (Direct) |
View |
2023-04-06 Exercise |
2023-04-10 2:56 pm |
N/A N/A |
CYANOTECH CORP | CYAN | Ladin Felicia I CFO, VP Fin & Admin, Treasurer |
34 | $0 | 10,757 (Direct) |
View |
2023-04-06 Option Award |
2023-04-10 2:56 pm |
N/A N/A |
CYANOTECH CORP | CYAN | Ladin Felicia I CFO, VP Fin & Admin, Treasurer |
100 | $0 | 10,757 (Direct) |
View |
2023-04-06 Tax Withholding |
2023-04-10 2:56 pm |
N/A N/A |
CYANOTECH CORP | CYAN | Ladin Felicia I CFO, VP Fin & Admin, Treasurer |
13 | $0.94 | 10,757 (Direct) |
View |
2023-04-06 Exercise |
2023-04-10 2:54 pm |
N/A N/A |
CYANOTECH CORP | CYAN | Custer Matthew Keith President and CEO |
34 | $0 | 15,444 (Direct) |
View |
2023-04-06 Option Award |
2023-04-10 2:54 pm |
N/A N/A |
CYANOTECH CORP | CYAN | Custer Matthew Keith President and CEO |
100 | $0 | 15,444 (Direct) |
View |
2023-04-06 Tax Withholding |
2023-04-10 2:54 pm |
N/A N/A |
CYANOTECH CORP | CYAN | Custer Matthew Keith President and CEO |
13 | $0.94 | 15,444 (Direct) |
View |
2023-04-06 Exercise |
2023-04-10 2:52 pm |
N/A N/A |
CYANOTECH CORP | CYAN | Cysewski Gerald R Chief Scientific Officer |
34 | $0 | 149,693 (Direct) |
View |
2023-04-06 Option Award |
2023-04-10 2:52 pm |
N/A N/A |
CYANOTECH CORP | CYAN | Cysewski Gerald R Chief Scientific Officer |
100 | $0 | 149,693 (Direct) |
View |
2023-04-06 Tax Withholding |
2023-04-10 2:52 pm |
N/A N/A |
CYANOTECH CORP | CYAN | Cysewski Gerald R Chief Scientific Officer |
13 | $0.94 | 149,693 (Direct) |
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 |
2023-04-03 Option Award |
2023-04-04 3:29 pm |
N/A N/A |
CYANOTECH CORP | CYAN | Vied David L Director |
9,121 | $0 | 95,126 (Direct) |
View |
2022-08-30 Option Award |
2022-09-01 4:38 pm |
N/A N/A |
CYANOTECH CORP | CYAN | Menzel Walter Bennett Director |
13,061 | $0 | 39,455 (Direct) |
View |
2022-08-30 Option Award |
2022-09-01 4:27 pm |
N/A N/A |
CYANOTECH CORP | CYAN | McElwee Angela May Director |
13,061 | $0 | 13,061 (Direct) |
View |
2022-08-30 Option Award |
2022-09-01 4:24 pm |
N/A N/A |
CYANOTECH CORP | CYAN | Vied David L Director |
13,061 | $0 | 86,005 (Direct) |
View |
2022-08-30 Option Award |
2022-09-01 4:22 pm |
N/A N/A |
CYANOTECH CORP | CYAN | MULDER DAVID M Director |
13,061 | $0 | 73,456 (Direct) |
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 |
2022-07-29 Option Award |
2022-08-02 4:06 pm |
N/A N/A |
CYANOTECH CORP | CYAN | Hartmann Charles Jason VP, Sales & Marketing |
5,041 | $0 | 5,075 (Direct) |
View |
2022-08-01 Exercise |
2022-08-02 4:03 pm |
N/A N/A |
CYANOTECH CORP | CYAN | Nordin Amy Beth VP, HR, Secretary |
402 | $0 | 11,838 (Direct) |
View |
2022-07-29 Option Award |
2022-08-02 4:03 pm |
N/A N/A |
CYANOTECH CORP | CYAN | Nordin Amy Beth VP, HR, Secretary |
4,505 | $0 | 11,838 (Direct) |
View |
2022-08-01 Tax Withholding |
2022-08-02 4:03 pm |
N/A N/A |
CYANOTECH CORP | CYAN | Nordin Amy Beth VP, HR, Secretary |
151 | $3.15 | 11,838 (Direct) |
View |
2022-08-01 Exercise |
2022-08-02 4:00 pm |
N/A N/A |
CYANOTECH CORP | CYAN | Johansen Jennifer M. VP, Quality, Regulatory & Govt |
498 | $0 | 12,629 (Direct) |
View |
2022-07-29 Option Award |
2022-08-02 4:00 pm |
N/A N/A |
CYANOTECH CORP | CYAN | Johansen Jennifer M. VP, Quality, Regulatory & Govt |
4,138 | $0 | 12,629 (Direct) |
View |
2022-08-01 Tax Withholding |
2022-08-02 4:00 pm |
N/A N/A |
CYANOTECH CORP | CYAN | Johansen Jennifer M. VP, Quality, Regulatory & Govt |
187 | $3.15 | 12,629 (Direct) |
View |
2022-07-29 Option Award |
2022-08-02 3:58 pm |
N/A N/A |
CYANOTECH CORP | CYAN | Ladin Felicia I CFO, VP Fin & Admin, Treasurer |
5,241 | $0 | 5,275 (Direct) |
View |
2022-08-01 Exercise |
2022-08-02 3:56 pm |
N/A N/A |
CYANOTECH CORP | CYAN | Jensen Glenn VP, Operations |
565 | $0 | 31,150 (Direct) |
View |
2022-07-29 Option Award |
2022-08-02 3:56 pm |
N/A N/A |
CYANOTECH CORP | CYAN | Jensen Glenn VP, Operations |
4,924 | $0 | 31,150 (Direct) |
View |
2022-08-01 Tax Withholding |
2022-08-02 3:56 pm |
N/A N/A |
CYANOTECH CORP | CYAN | Jensen Glenn VP, Operations |
213 | $3.15 | 31,150 (Direct) |
View |
2022-08-01 Exercise |
2022-08-02 3:53 pm |
N/A N/A |
CYANOTECH CORP | CYAN | Cysewski Gerald R Chief Scientific Officer |
666 | $0 | 150,172 (Direct) |
View |
2022-07-29 Option Award |
2022-08-02 3:53 pm |
N/A N/A |
CYANOTECH CORP | CYAN | Cysewski Gerald R Chief Scientific Officer |
4,729 | $0 | 150,172 (Direct) |
View |
2022-08-01 Tax Withholding |
2022-08-02 3:53 pm |
N/A N/A |
CYANOTECH CORP | CYAN | Cysewski Gerald R Chief Scientific Officer |
251 | $3.15 | 150,172 (Direct) |
View |
2022-08-01 Exercise |
2022-08-02 3:51 pm |
N/A N/A |
CYANOTECH CORP | CYAN | Custer Matthew Keith President and CEO |
529 | $0 | 15,786 (Direct) |
View |
2022-07-29 Option Award |
2022-08-02 3:51 pm |
N/A N/A |
CYANOTECH CORP | CYAN | Custer Matthew Keith President and CEO |
6,223 | $0 | 15,786 (Direct) |
View |
2022-08-01 Tax Withholding |
2022-08-02 3:51 pm |
N/A N/A |
CYANOTECH CORP | CYAN | Custer Matthew Keith President and CEO |
199 | $3.15 | 15,786 (Direct) |
View |
2022-06-21 Option Award |
2022-06-22 4:55 pm |
N/A 2032-06-21 |
CYANOTECH CORP | CYAN | Custer Matthew Keith President and CEO |
50,000 | $0 | 50,000 (Direct) |
View |
2022-04-06 Tax Withholding |
2022-04-08 3:56 pm |
N/A N/A |
CYANOTECH CORP | CYAN | Hartmann Charles Jason VP, Sales & Marketing |
14 | $3.03 | 53 (Direct) |
View |
2022-04-06 Exercise |
2022-04-08 3:56 pm |
N/A N/A |
CYANOTECH CORP | CYAN | Hartmann Charles Jason VP, Sales & Marketing |
33 | $0 | 53 (Direct) |
View |
2022-04-06 Tax Withholding |
2022-04-08 3:53 pm |
N/A N/A |
CYANOTECH CORP | CYAN | Nordin Amy Beth VP, HR, Secretary |
13 | $3.03 | 2,140 (Direct) |
View |
2022-04-06 Exercise |
2022-04-08 3:53 pm |
N/A N/A |
CYANOTECH CORP | CYAN | Nordin Amy Beth VP, HR, Secretary |
33 | $0 | 2,140 (Direct) |
View |
2022-04-06 Tax Withholding |
2022-04-08 3:49 pm |
N/A N/A |
CYANOTECH CORP | CYAN | Johansen Jennifer M. VP, Quality, Regulatory & Govt |
13 | $3.03 | 3,510 (Direct) |
View |
2022-04-06 Exercise |
2022-04-08 3:49 pm |
N/A N/A |
CYANOTECH CORP | CYAN | Johansen Jennifer M. VP, Quality, Regulatory & Govt |
33 | $0 | 3,510 (Direct) |
View |
2022-04-06 Tax Withholding |
2022-04-08 3:44 pm |
N/A N/A |
CYANOTECH CORP | CYAN | Custer Matthew Keith President |
13 | $3.03 | 2,447 (Direct) |
View |
2022-04-06 Exercise |
2022-04-08 3:44 pm |
N/A N/A |
CYANOTECH CORP | CYAN | Custer Matthew Keith President |
33 | $0 | 2,447 (Direct) |
View |
2022-04-06 Tax Withholding |
2022-04-08 3:38 pm |
N/A N/A |
CYANOTECH CORP | CYAN | Jensen Glenn VP, Operations |
13 | $3.03 | 20,351 (Direct) |
View |
2022-04-06 Exercise |
2022-04-08 3:38 pm |
N/A N/A |
CYANOTECH CORP | CYAN | Jensen Glenn VP, Operations |
33 | $0 | 20,351 (Direct) |
View |
2022-04-06 Tax Withholding |
2022-04-08 3:21 pm |
N/A N/A |
CYANOTECH CORP | CYAN | Ladin Felicia I CFO, VP Fin & Admin, Treasurer |
13 | $3.03 | 54 (Direct) |
View |
2022-04-06 Exercise |
2022-04-08 3:21 pm |
N/A N/A |
CYANOTECH CORP | CYAN | Ladin Felicia I CFO, VP Fin & Admin, Treasurer |
33 | $0 | 54 (Direct) |
View |
2022-04-06 Tax Withholding |
2022-04-08 3:18 pm |
N/A N/A |
CYANOTECH CORP | CYAN | Cysewski Gerald R CEO |
13 | $3.03 | 139,598 (Direct) |
View |
2022-04-06 Exercise |
2022-04-08 3:18 pm |
N/A N/A |
CYANOTECH CORP | CYAN | Cysewski Gerald R CEO |
33 | $0 | 139,598 (Direct) |
View |