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 |
2020-11-11 Sale |
2020-11-13 12:17 pm |
FIVE PRIME THERAPEUTICS INC. | FPRX | RINGO WILLIAM R Director |
78,959 | $22.5 | $1,776,578 | 62,408 (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 |
2024-06-11 Option Award |
2024-06-13 5:04 pm |
N/A 2034-06-10 |
Sensei Biotherapeutics Inc. | SNSE | RINGO WILLIAM R Director |
19,000 | $0 | 19,000 (Direct) |
View |
2024-05-29 Option Award |
2024-05-30 4:05 pm |
N/A 2034-05-29 |
ASSEMBLY BIOSCIENCES INC. | ASMB | RINGO WILLIAM R Director |
2,750 | $0 | 2,750 (Direct) |
View |
2023-07-10 Option Award |
2023-07-12 5:03 pm |
N/A 2033-07-09 |
Sensei Biotherapeutics Inc. | SNSE | RINGO WILLIAM R Director |
19,016 | $0 | 37,949 (Direct) |
View |
2023-05-25 Option Award |
2023-05-30 4:40 pm |
N/A 2033-05-23 |
ASSEMBLY BIOSCIENCES INC. | ASMB | RINGO WILLIAM R Director |
20,000 | $0 | 20,000 (Direct) |
View |
2022-05-25 Option Award |
2022-05-27 4:23 pm |
N/A 2032-05-25 |
ASSEMBLY BIOSCIENCES INC. | ASMB | RINGO WILLIAM R Director |
20,000 | $0 | 20,000 (Direct) |
View |
2022-03-08 Option Award |
2022-03-09 6:24 pm |
N/A 2032-03-07 |
Sensei Biotherapeutics Inc. | SNSE | RINGO WILLIAM R Director |
48,033 | $0 | 48,033 (Direct) |
View |
2021-05-20 Option Award |
2021-05-24 5:06 pm |
N/A 2031-05-20 |
ASSEMBLY BIOSCIENCES INC. | ASMB | RINGO WILLIAM R Director |
15,000 | $0 | 15,000 (Direct) |
View |
2021-04-05 Gift |
2021-04-19 7:46 pm |
N/A N/A |
FIVE PRIME THERAPEUTICS INC. | FPRX | RINGO WILLIAM R Director |
10,000 | $0 | 0 (Direct) |
View |
2020-11-11 Exercise |
2020-11-13 12:17 pm |
N/A N/A |
FIVE PRIME THERAPEUTICS INC. | FPRX | RINGO WILLIAM R Director |
26,000 | $2.8 | 62,408 (Direct) |
View |
2020-11-11 Exercise |
2020-11-13 12:17 pm |
N/A 2030-03-18 |
FIVE PRIME THERAPEUTICS INC. | FPRX | RINGO WILLIAM R Director |
78,959 | $0 | 62,408 (Direct) |
View |
2020-11-11 Exercise |
2020-11-13 12:17 pm |
N/A N/A |
FIVE PRIME THERAPEUTICS INC. | FPRX | RINGO WILLIAM R Director |
52,959 | $2.22 | 62,408 (Direct) |
View |
2020-05-19 Option Award |
2020-05-20 4:14 pm |
N/A 2030-05-18 |
FIVE PRIME THERAPEUTICS INC. | FPRX | RINGO WILLIAM R Director |
27,769 | $0 | 27,769 (Direct) |
View |