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 |
2021-07-06 Sale |
2021-07-08 8:17 pm |
Dicerna Pharmaceuticals Inc | DRNA | Weissman James B Chief Operating Officer & EVP |
30,000 | $39.09 | $1,172,700 | 49,999 (Direct) |
View |
2021-04-16 Sale |
2021-04-20 7:17 pm |
Dicerna Pharmaceuticals Inc | DRNA | Weissman James B Chief Operating Officer & EVP |
4,904 | $29.99 | $147,071 | 16,000 (Direct) |
View |
2021-02-05 Sale |
2021-02-08 7:58 pm |
Dicerna Pharmaceuticals Inc | DRNA | Weissman James B Chief Operating Officer & EVP |
7,156 | $26.99 | $193,140 | 20,904 (Direct) |
View |
2021-01-12 Sale |
2021-01-13 8:20 pm |
Dicerna Pharmaceuticals Inc | DRNA | Weissman James B Chief Operating Officer & EVP |
5,808 | $24.08 | $139,868 | 28,060 (Direct) |
View |
2021-01-11 Sale |
2021-01-12 9:40 pm |
Dicerna Pharmaceuticals Inc | DRNA | Weissman James B Chief Operating Officer & EVP |
3,800 | $23.99 | $91,162 | 143,018 (Direct) |
View |
2020-12-01 Sale |
2020-12-03 8:24 pm |
Dicerna Pharmaceuticals Inc | DRNA | Weissman James B Chief Operating Officer & EVP |
4,360 | $25.21 | $109,903 | 31,860 (Direct) |
View |
2020-11-02 Sale |
2020-11-03 8:19 pm |
Dicerna Pharmaceuticals Inc | DRNA | Weissman James B Chief Operating Officer & EVP |
4,360 | $20.95 | $91,333 | 36,220 (Direct) |
View |
2020-10-15 Sale |
2020-10-19 9:59 pm |
Dicerna Pharmaceuticals Inc | DRNA | Weissman James B Chief Operating Officer & EVP |
8,720 | $20.2 | $176,144 | 30,580 (Direct) |
View |
2020-07-01 Sale(A) |
2020-09-04 8:00 pm |
Dicerna Pharmaceuticals Inc | DRNA | Weissman James B Chief Operating Officer & EVP |
4,360 | $26.53 | $115,679 | 47,840 (Direct) |
View |
2020-08-03 Sale |
2020-08-05 7:01 pm |
Dicerna Pharmaceuticals Inc | DRNA | Weissman James B EVP & Chief Operating Officer |
4,360 | $22.47 | $97,978 | 61,179 (Direct) |
View |
2020-07-01 Sale |
2020-07-06 9:00 pm |
Dicerna Pharmaceuticals Inc | DRNA | Weissman James B Chief Operating Officer & EVP |
4,360 | $26.53 | $115,679 | 47,840 (Direct) |
View |
2020-06-01 Sale |
2020-06-02 8:02 pm |
Dicerna Pharmaceuticals Inc | DRNA | Weissman James B Chief Operating Officer & EVP |
4,360 | $21.06 | $91,807 | 52,200 (Direct) |
View |
2020-05-04 Sale |
2020-05-06 8:00 pm |
Dicerna Pharmaceuticals Inc | DRNA | Weissman James B Chief Operating Officer & EVP |
4,360 | $20.2 | $88,072 | 56,560 (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 |
2024-07-24 Option Award |
2024-07-26 4:05 pm |
N/A 2034-07-24 |
Telesis Bio Inc. | TBIO | Weissman James B Director |
13,658 | $0 | 13,658 (Direct) |
View |
2021-12-28 Equity Swap |
2021-12-29 4:22 pm |
N/A N/A |
Dicerna Pharmaceuticals Inc | DRNA | Weissman James B Chief Operating Officer & EVP |
18,100 | $38.25 | 0 (Direct) |
View |
2021-12-15 Exercise |
2021-12-17 4:17 pm |
N/A N/A |
Dicerna Pharmaceuticals Inc | DRNA | Weissman James B Chief Operating Officer & EVP |
3,775 | $0 | 29,425 (Direct) |
View |
2021-12-15 Tax Withholding |
2021-12-17 4:17 pm |
N/A N/A |
Dicerna Pharmaceuticals Inc | DRNA | Weissman James B Chief Operating Officer & EVP |
1,675 | $38.05 | 29,425 (Direct) |
View |
2021-07-06 Exercise |
2021-07-08 8:17 pm |
N/A 2026-01-08 |
Dicerna Pharmaceuticals Inc | DRNA | Weissman James B Chief Operating Officer & EVP |
30,000 | $0 | 49,999 (Direct) |
View |
2021-07-06 Exercise |
2021-07-08 8:17 pm |
N/A N/A |
Dicerna Pharmaceuticals Inc | DRNA | Weissman James B Chief Operating Officer & EVP |
30,000 | $9.09 | 49,999 (Direct) |
View |
2021-01-08 Exercise |
2021-01-12 9:40 pm |
N/A N/A |
Dicerna Pharmaceuticals Inc | DRNA | Weissman James B Chief Operating Officer & EVP |
8,650 | $0 | 143,018 (Direct) |
View |
2021-01-12 Option Award |
2021-01-12 9:40 pm |
N/A N/A |
Dicerna Pharmaceuticals Inc | DRNA | Weissman James B Chief Operating Officer & EVP |
83,200 | $0 | 143,018 (Direct) |
View |
2021-01-08 Tax Withholding |
2021-01-12 9:40 pm |
N/A N/A |
Dicerna Pharmaceuticals Inc | DRNA | Weissman James B Chief Operating Officer & EVP |
2,842 | $23.29 | 143,018 (Direct) |
View |
2020-12-01 Exercise |
2020-12-03 8:24 pm |
N/A 2023-09-24 |
Dicerna Pharmaceuticals Inc | DRNA | Weissman James B Chief Operating Officer & EVP |
4,360 | $0 | 31,860 (Direct) |
View |
2020-12-01 Exercise |
2020-12-03 8:24 pm |
N/A N/A |
Dicerna Pharmaceuticals Inc | DRNA | Weissman James B Chief Operating Officer & EVP |
4,360 | $3.42 | 31,860 (Direct) |
View |
2020-11-02 Exercise |
2020-11-03 8:19 pm |
N/A 2023-09-24 |
Dicerna Pharmaceuticals Inc | DRNA | Weissman James B Chief Operating Officer & EVP |
4,360 | $0 | 36,220 (Direct) |
View |
2020-11-02 Exercise |
2020-11-03 8:19 pm |
N/A N/A |
Dicerna Pharmaceuticals Inc | DRNA | Weissman James B Chief Operating Officer & EVP |
4,360 | $3.42 | 36,220 (Direct) |
View |
2020-10-20 Exercise |
2020-10-22 8:45 pm |
N/A 2027-01-03 |
Dicerna Pharmaceuticals Inc | DRNA | Weissman James B Chief Operating Officer & EVP |
10,000 | $0 | 43,739 (Direct) |
View |
2020-10-20 Exercise |
2020-10-22 8:45 pm |
N/A N/A |
Dicerna Pharmaceuticals Inc | DRNA | Weissman James B Chief Operating Officer & EVP |
10,000 | $2.97 | 43,739 (Direct) |
View |
2020-10-15 Exercise |
2020-10-19 9:59 pm |
N/A 2023-09-24 |
Dicerna Pharmaceuticals Inc | DRNA | Weissman James B Chief Operating Officer & EVP |
8,720 | $0 | 30,580 (Direct) |
View |
2020-10-15 Exercise |
2020-10-19 9:59 pm |
N/A N/A |
Dicerna Pharmaceuticals Inc | DRNA | Weissman James B Chief Operating Officer & EVP |
8,720 | $3.42 | 30,580 (Direct) |
View |
2020-07-01 Exercise(A) |
2020-09-04 8:00 pm |
N/A 2027-01-03 |
Dicerna Pharmaceuticals Inc | DRNA | Weissman James B Chief Operating Officer & EVP |
4,360 | $0 | 47,840 (Direct) |
View |
2020-07-01 Exercise(A) |
2020-09-04 8:00 pm |
N/A N/A |
Dicerna Pharmaceuticals Inc | DRNA | Weissman James B Chief Operating Officer & EVP |
4,360 | $2.97 | 47,840 (Direct) |
View |
2020-08-03 Exercise |
2020-08-05 7:01 pm |
N/A 2027-01-03 |
Dicerna Pharmaceuticals Inc | DRNA | Weissman James B EVP & Chief Operating Officer |
4,360 | $0 | 61,179 (Direct) |
View |
2020-08-03 Exercise |
2020-08-05 7:01 pm |
N/A N/A |
Dicerna Pharmaceuticals Inc | DRNA | Weissman James B EVP & Chief Operating Officer |
4,101 | $2.97 | 61,179 (Direct) |
View |
2020-08-03 Exercise |
2020-08-05 7:01 pm |
N/A N/A |
Dicerna Pharmaceuticals Inc | DRNA | Weissman James B EVP & Chief Operating Officer |
259 | $3.42 | 61,179 (Direct) |
View |
2020-07-01 Exercise |
2020-07-06 9:00 pm |
N/A 2027-01-03 |
Dicerna Pharmaceuticals Inc | DRNA | Weissman James B Chief Operating Officer & EVP |
4,360 | $0 | 47,840 (Direct) |
View |
2020-07-01 Exercise |
2020-07-06 9:00 pm |
N/A N/A |
Dicerna Pharmaceuticals Inc | DRNA | Weissman James B Chief Operating Officer & EVP |
4,360 | $2.97 | 47,840 (Direct) |
View |
2020-06-01 Exercise |
2020-06-02 8:02 pm |
N/A 2027-01-03 |
Dicerna Pharmaceuticals Inc | DRNA | Weissman James B Chief Operating Officer & EVP |
4,360 | $0 | 52,200 (Direct) |
View |
2020-06-01 Exercise |
2020-06-02 8:02 pm |
N/A N/A |
Dicerna Pharmaceuticals Inc | DRNA | Weissman James B Chief Operating Officer & EVP |
4,360 | $2.97 | 52,200 (Direct) |
View |
2020-05-04 Exercise |
2020-05-06 8:00 pm |
N/A 2027-01-03 |
Dicerna Pharmaceuticals Inc | DRNA | Weissman James B Chief Operating Officer & EVP |
4,360 | $0 | 56,560 (Direct) |
View |
2020-05-04 Exercise |
2020-05-06 8:00 pm |
N/A N/A |
Dicerna Pharmaceuticals Inc | DRNA | Weissman James B Chief Operating Officer & EVP |
4,360 | $2.97 | 56,560 (Direct) |
View |