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 |
2021-03-16 Sale |
2021-03-18 3:04 pm |
CYANOTECH CORP | CYAN | Jensen Glenn VP, Operations |
7,486 | $3.87 | $28,971 | 18,271 (Indirect Direct) |
View |
2021-03-12 Sale |
2021-03-16 7:37 pm |
CYANOTECH CORP | CYAN | Johansen Jennifer M. VP, Quality, Regulatory & Govt |
8,000 | $3.96 | $31,680 | 1,858 (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 |
2020-11-23 Sale |
2020-11-25 8:09 pm |
CYANOTECH CORP | CYAN | Menzel Walter Bennett Director |
41,845 | $2.58 | $107,960 | 28,611 (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 |
2021-10-18 Option Award |
2021-10-20 4:15 pm |
N/A N/A |
CYANOTECH CORP | CYAN | KATZ NANCY E Director |
11,228 | $0 | 55,395 (Direct) |
View |
2021-10-18 Option Award |
2021-10-20 4:13 pm |
N/A N/A |
CYANOTECH CORP | CYAN | Menzel Walter Bennett Director |
11,228 | $0 | 39,839 (Direct) |
View |
2021-10-18 Option Award |
2021-10-20 4:10 pm |
N/A N/A |
CYANOTECH CORP | CYAN | Vied David L Director |
11,228 | $0 | 72,944 (Direct) |
View |
2021-10-18 Option Award |
2021-10-20 4:07 pm |
N/A N/A |
CYANOTECH CORP | CYAN | MULDER DAVID M Director |
11,228 | $0 | 60,395 (Direct) |
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 |
2021-07-30 Exercise |
2021-08-03 6:51 pm |
N/A N/A |
CYANOTECH CORP | CYAN | Custer Matthew Keith President |
530 | $0 | 2,460 (Direct) |
View |
2021-07-30 Tax Withholding |
2021-08-03 6:48 pm |
N/A N/A |
CYANOTECH CORP | CYAN | Nordin Amy Beth VP, HR, Secretary |
151 | $3.06 | 2,153 (Direct) |
View |
2021-07-30 Exercise |
2021-08-03 6:48 pm |
N/A N/A |
CYANOTECH CORP | CYAN | Nordin Amy Beth VP, HR, Secretary |
402 | $0 | 2,153 (Direct) |
View |
2021-07-30 Tax Withholding |
2021-08-03 6:45 pm |
N/A N/A |
CYANOTECH CORP | CYAN | Johansen Jennifer M. VP, Quality, Regulatory & Govt |
187 | $3.06 | 3,523 (Direct) |
View |
2021-07-30 Exercise |
2021-08-03 6:45 pm |
N/A N/A |
CYANOTECH CORP | CYAN | Johansen Jennifer M. VP, Quality, Regulatory & Govt |
498 | $0 | 3,523 (Direct) |
View |
2021-07-30 Exercise |
2021-08-03 6:43 pm |
N/A N/A |
CYANOTECH CORP | CYAN | Jensen Glenn VP, Operations |
564 | $0 | 20,364 (Direct) |
View |
2021-07-30 Tax Withholding |
2021-08-03 6:41 pm |
N/A N/A |
CYANOTECH CORP | CYAN | Cysewski Gerald R CEO |
251 | $3.06 | 139,611 (Direct) |
View |
2021-07-30 Exercise |
2021-08-03 6:41 pm |
N/A N/A |
CYANOTECH CORP | CYAN | Cysewski Gerald R CEO |
666 | $0 | 139,611 (Direct) |
View |
Ownership |
2021-07-30 4:57 pm |
N/A N/A |
CYANOTECH CORP | CYAN | Hartmann Charles Jason VP, Sales & Marketing |
0 | $0 | 67 (Direct) |
View |
2021-07-13 Exercise |
2021-07-15 9:18 pm |
N/A N/A |
CYANOTECH CORP | CYAN | Custer Matthew Keith President |
254 | $0 | 2,460 (Direct) |
View |
2021-07-13 Exercise |
2021-07-15 9:11 pm |
N/A N/A |
CYANOTECH CORP | CYAN | Nordin Amy Beth VP, HR, Secretary |
303 | $0 | 2,304 (Direct) |
View |
2021-07-13 Tax Withholding |
2021-07-15 9:07 pm |
N/A N/A |
CYANOTECH CORP | CYAN | Johansen Jennifer M. VP, Quality, Regulatory & Govt |
164 | $2.99 | 3,710 (Direct) |
View |
2021-07-13 Exercise |
2021-07-15 9:07 pm |
N/A N/A |
CYANOTECH CORP | CYAN | Johansen Jennifer M. VP, Quality, Regulatory & Govt |
435 | $0 | 3,710 (Direct) |
View |
2021-07-13 Tax Withholding |
2021-07-15 9:05 pm |
N/A N/A |
CYANOTECH CORP | CYAN | Jensen Glenn VP, Operations |
189 | $2.99 | 20,364 (Direct) |
View |
2021-07-13 Exercise |
2021-07-15 9:05 pm |
N/A N/A |
CYANOTECH CORP | CYAN | Jensen Glenn VP, Operations |
501 | $0 | 20,364 (Direct) |
View |
2021-07-13 Tax Withholding |
2021-07-15 9:02 pm |
N/A N/A |
CYANOTECH CORP | CYAN | Cysewski Gerald R CEO |
277 | $2.99 | 139,862 (Direct) |
View |
2021-07-13 Exercise |
2021-07-15 9:02 pm |
N/A N/A |
CYANOTECH CORP | CYAN | Cysewski Gerald R CEO |
736 | $0 | 139,862 (Direct) |
View |
2021-05-20 Option Award |
2021-05-25 4:06 pm |
N/A 2031-05-20 |
CYANOTECH CORP | CYAN | Custer Matthew Keith President |
50,000 | $0 | 50,000 (Direct) |
View |
2021-04-06 Exercise |
2021-04-08 4:46 pm |
N/A N/A |
CYANOTECH CORP | CYAN | Custer Matthew Keith Vice President, Gen Mgr |
33 | $0 | 2,460 (Direct) |
View |
2021-04-06 Exercise |
2021-04-08 4:44 pm |
N/A N/A |
CYANOTECH CORP | CYAN | Nordin Amy Beth VP, HR, Secretary |
33 | $0 | 2,304 (Direct) |
View |
2021-04-06 Tax Withholding |
2021-04-08 4:34 pm |
N/A N/A |
CYANOTECH CORP | CYAN | Johansen Jennifer M. VP, Quality, Regulatory & Govt |
13 | $3.35 | 3,874 (Direct) |
View |
2021-04-06 Exercise |
2021-04-08 4:34 pm |
N/A N/A |
CYANOTECH CORP | CYAN | Johansen Jennifer M. VP, Quality, Regulatory & Govt |
33 | $0 | 3,874 (Direct) |
View |
2021-04-06 Tax Withholding |
2021-04-08 4:31 pm |
N/A N/A |
CYANOTECH CORP | CYAN | Jensen Glenn VP, Operations |
13 | $3.35 | 20,553 (Direct) |
View |
2021-04-06 Exercise |
2021-04-08 4:31 pm |
N/A N/A |
CYANOTECH CORP | CYAN | Jensen Glenn VP, Operations |
33 | $0 | 20,553 (Direct) |
View |
2021-04-06 Tax Withholding |
2021-04-08 4:29 pm |
N/A N/A |
CYANOTECH CORP | CYAN | Cysewski Gerald R CEO |
13 | $3.35 | 140,139 (Direct) |
View |
2021-04-06 Exercise |
2021-04-08 4:29 pm |
N/A N/A |
CYANOTECH CORP | CYAN | Cysewski Gerald R CEO |
33 | $0 | 140,139 (Direct) |
View |
2021-03-16 Exercise |
2021-03-18 3:04 pm |
N/A N/A |
CYANOTECH CORP | CYAN | Jensen Glenn VP, Operations |
8,000 | $3.58 | 18,271 (Direct) |
View |
2021-03-16 Exercise |
2021-03-18 3:04 pm |
N/A 2021-06-30 |
CYANOTECH CORP | CYAN | Jensen Glenn VP, Operations |
8,000 | $0 | 18,271 (Direct) |
View |
2021-03-12 Exercise |
2021-03-16 7:37 pm |
N/A N/A |
CYANOTECH CORP | CYAN | Johansen Jennifer M. VP, Quality, Regulatory & Govt |
8,000 | $3.58 | 1,858 (Direct) |
View |
2021-03-12 Exercise |
2021-03-16 7:37 pm |
N/A 2021-06-30 |
CYANOTECH CORP | CYAN | Johansen Jennifer M. VP, Quality, Regulatory & Govt |
8,000 | $0 | 1,858 (Direct) |
View |
Ownership |
2020-10-21 4:40 pm |
N/A 2030-09-28 |
CYANOTECH CORP | CYAN | Ladin Felicia I CFO, VP Fin & Admin, Treasurer |
0 | $0 | 25,000 (Direct) |
View |
2020-08-27 Option Award |
2020-08-31 3:48 pm |
N/A N/A |
CYANOTECH CORP | CYAN | Vied David L Director |
13,445 | $0 | 61,716 (Direct) |
View |
2020-08-27 Option Award |
2020-08-31 3:43 pm |
N/A N/A |
CYANOTECH CORP | CYAN | MULDER DAVID M Director |
13,445 | $0 | 49,167 (Direct) |
View |
2020-08-27 Option Award |
2020-08-31 3:41 pm |
N/A N/A |
CYANOTECH CORP | CYAN | KATZ NANCY E Director |
13,445 | $0 | 44,167 (Direct) |
View |
2020-08-27 Option Award |
2020-08-31 3:38 pm |
N/A N/A |
CYANOTECH CORP | CYAN | Menzel Walter Bennett Director |
13,445 | $0 | 70,456 (Direct) |
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 |
2020-07-07 Option Award |
2020-08-12 6:09 pm |
N/A 2030-07-06 |
CYANOTECH CORP | CYAN | Custer Matthew Keith Vice President, Gen Mgr |
50,000 | $0 | 50,000 (Direct) |
View |
2020-07-07 Option Award |
2020-08-12 6:06 pm |
N/A 2030-07-06 |
CYANOTECH CORP | CYAN | Nordin Amy Beth VP, HR, Secretary |
50,000 | $0 | 50,000 (Direct) |
View |
2020-07-30 Option Award |
2020-08-03 5:32 pm |
N/A N/A |
CYANOTECH CORP | CYAN | Nordin Amy Beth VP, HR, Secretary |
1,207 | $0 | 1,610 (Direct) |
View |