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 |
2024-05-09 Purchase |
2024-05-10 8:17 pm |
CERUS CORP | CERS | Witney Frank Director |
20,000 | $1.89 | $37,800 | 180,059 (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 |
2024-06-28 Option Award |
2024-07-02 5:30 pm |
N/A 2034-06-28 |
STANDARD BIOTOOLS INC. | LAB | Witney Frank Director |
115,341 | $0 | 192,708 (Direct) |
View |
2024-06-05 Option Award |
2024-06-06 8:03 pm |
N/A N/A |
CERUS CORP | CERS | Witney Frank Director |
40,000 | $5 | 220,059 (Direct) |
View |
2023-07-06 Option Award |
2024-05-03 7:14 pm |
N/A 2033-07-06 |
Telesis Bio Inc. | TBIO | Witney Frank Director |
195,597 | $0 | 216,227 (Direct) |
View |
2024-05-01 Option Award |
2024-05-02 4:05 pm |
N/A N/A |
REVVITY INC. | RVTY | Witney Frank Director |
2,195 | $0 | 18,662 (Direct) |
View |
2023-06-14 Option Award |
2023-06-16 8:46 pm |
N/A 2033-06-14 |
STANDARD BIOTOOLS INC. | LAB | Witney Frank Director |
61,756 | $0 | 112,747 (Direct) |
View |
2023-06-07 Option Award |
2023-06-09 4:17 pm |
N/A N/A |
CERUS CORP | CERS | Witney Frank Director |
40,000 | $5 | 160,059 (Direct) |
View |
2023-05-15 Option Award |
2023-05-17 4:06 pm |
N/A N/A |
REVVITY INC. | RVTY | Witney Frank Director |
1,738 | $0 | 16,467 (Direct) |
View |
2022-06-15 Option Award |
2022-06-17 6:05 pm |
N/A 2032-06-15 |
STANDARD BIOTOOLS INC. | LAB | Witney Frank Director |
73,485 | $0 | 89,337 (Direct) |
View |
2022-06-09 Option Award |
2022-06-13 6:10 pm |
N/A 2032-06-09 |
Codex DNA Inc. | DNAY | Witney Frank Director |
51,575 | $0 | 51,575 (Direct) |
View |
2022-06-01 Option Award |
2022-06-03 5:22 pm |
N/A 2032-05-31 |
CERUS CORP | CERS | Witney Frank Director |
60,320 | $0 | 159,925 (Direct) |
View |
2022-05-06 Option Award |
2022-05-09 4:05 pm |
N/A N/A |
PERKINELMER INC | PKI | Witney Frank Director |
1,354 | $0 | 14,729 (Direct) |
View |
2022-04-04 Option Award |
2022-04-06 6:35 pm |
N/A 2032-04-04 |
STANDARD BIOTOOLS INC. | LAB | Witney Frank Director |
39,253 | $0 | 43,478 (Direct) |
View |
Ownership |
2022-04-06 6:29 pm |
N/A N/A |
STANDARD BIOTOOLS INC. | LAB | Witney Frank Director |
0 | $0 | 4,225 (Indirect) |
View |
Ownership |
2021-06-17 11:04 am |
N/A 2031-03-03 |
Codex DNA Inc. | DNAY | Witney Frank Director |
0 | $0 | 231,631 (Direct) |
View |
2021-06-01 Exercise |
2021-06-03 8:06 pm |
N/A N/A |
CERUS CORP | CERS | Witney Frank Director |
13,228 | $0 | 129,588 (Direct) |
View |
2021-06-02 Option Award |
2021-06-03 8:06 pm |
N/A 2031-06-01 |
CERUS CORP | CERS | Witney Frank Director |
44,871 | $0 | 129,588 (Direct) |
View |
2021-05-07 Option Award |
2021-05-10 5:12 pm |
N/A N/A |
PERKINELMER INC | PKI | Witney Frank Director |
1,313 | $0 | 13,375 (Direct) |
View |
2020-06-05 Exercise |
2020-06-09 8:00 pm |
N/A N/A |
CERUS CORP | CERS | Witney Frank Director |
11,184 | $0 | 71,489 (Direct) |
View |
2020-06-03 Option Award |
2020-06-05 7:03 pm |
N/A 2030-06-02 |
CERUS CORP | CERS | Witney Frank Director |
41,405 | $0 | 41,405 (Direct) |
View |
2020-05-08 Option Award |
2020-05-12 4:05 pm |
N/A N/A |
PERKINELMER INC | PKI | Witney Frank Director |
2,003 | $0 | 12,062 (Direct) |
View |
2020-05-08 Option Award |
2020-05-12 4:05 pm |
N/A N/A |
PERKINELMER INC | PKI | Witney Frank Director |
244 | $92.2 | 12,062 (Direct) |
View |