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 |
2021-03-17 Sale |
2021-03-19 7:52 pm |
Atreca Inc. | BCEL | Greenberg Norman Michael Chief Scientific Officer |
5,000 | $16.73 | $83,650 | 41,928 (Direct) |
View |
2021-02-17 Sale |
2021-02-19 7:56 pm |
Atreca Inc. | BCEL | Greenberg Norman Michael Chief Scientific Officer |
5,000 | $18.95 | $94,752 | 34,999 (Direct) |
View |
2021-01-19 Sale |
2021-01-21 7:04 pm |
Atreca Inc. | BCEL | Greenberg Norman Michael Chief Scientific Officer |
5,000 | $15.21 | $76,045 | 39,999 (Direct) |
View |
2020-12-17 Sale |
2020-12-21 6:48 pm |
Atreca Inc. | BCEL | Greenberg Norman Michael Chief Scientific Officer |
5,000 | $16.61 | $83,051 | 6,929 (Direct) |
View |
2020-11-27 Sale |
2020-12-01 5:06 pm |
Atreca Inc. | BCEL | Greenberg Norman Michael Chief Scientific Officer |
3,175 | $15.34 | $48,719 | 11,929 (Direct) |
View |
2020-11-17 Sale |
2020-11-18 5:25 pm |
Atreca Inc. | BCEL | Greenberg Norman Michael Chief Scientific Officer |
1,825 | $15.04 | $27,448 | 15,104 (Direct) |
View |
2020-11-10 Sale |
2020-11-12 5:08 pm |
Atreca Inc. | BCEL | Greenberg Norman Michael Chief Scientific Officer |
4,500 | $15.1 | $67,963 | 16,929 (Direct) |
View |
2020-10-19 Sale |
2020-10-21 5:32 pm |
Atreca Inc. | BCEL | Greenberg Norman Michael Chief Scientific Officer |
500 | $15.12 | $7,562 | 21,429 (Direct) |
View |
2020-07-01 Sale |
2020-07-06 6:02 pm |
Atreca Inc. | BCEL | Greenberg Norman Michael Chief Scientific Officer |
10,272 | $21.83 | $224,224 | 21,929 (Direct) |
View |
2020-06-01 Sale |
2020-06-03 5:03 pm |
Atreca Inc. | BCEL | Greenberg Norman Michael Chief Scientific Officer |
15,000 | $18.38 | $275,760 | 32,201 (Direct) |
View |
2020-05-07 Sale |
2020-05-08 5:28 pm |
Atreca Inc. | BCEL | Greenberg Norman Michael Chief Scientific Officer |
5,000 | $18 | $90,000 | 47,201 (Direct) |
View |
2020-05-01 Sale |
2020-05-04 5:57 pm |
Atreca Inc. | BCEL | Greenberg Norman Michael Chief Scientific Officer |
10,000 | $15.03 | $150,276 | 52,201 (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 |
2021-03-17 Exercise |
2021-03-19 7:52 pm |
N/A 2028-04-27 |
Atreca Inc. | BCEL | Greenberg Norman Michael Chief Scientific Officer |
5,000 | $0 | 41,928 (Direct) |
View |
2021-03-17 Exercise |
2021-03-19 7:52 pm |
N/A N/A |
Atreca Inc. | BCEL | Greenberg Norman Michael Chief Scientific Officer |
2,916 | $4.56 | 41,928 (Direct) |
View |
2021-03-17 Exercise |
2021-03-19 7:52 pm |
N/A N/A |
Atreca Inc. | BCEL | Greenberg Norman Michael Chief Scientific Officer |
2,084 | $5.16 | 41,928 (Direct) |
View |
2021-02-17 Exercise |
2021-02-19 7:56 pm |
N/A 2028-04-27 |
Atreca Inc. | BCEL | Greenberg Norman Michael Chief Scientific Officer |
5,000 | $0 | 34,999 (Direct) |
View |
2021-02-17 Exercise |
2021-02-19 7:56 pm |
N/A N/A |
Atreca Inc. | BCEL | Greenberg Norman Michael Chief Scientific Officer |
5,000 | $5.16 | 34,999 (Direct) |
View |
2021-01-27 Option Award |
2021-01-29 8:27 pm |
N/A 2031-01-26 |
Atreca Inc. | BCEL | Greenberg Norman Michael Chief Scientific Officer |
95,000 | $0 | 95,000 (Direct) |
View |
2021-01-19 Exercise |
2021-01-21 7:04 pm |
N/A 2028-04-27 |
Atreca Inc. | BCEL | Greenberg Norman Michael Chief Scientific Officer |
5,000 | $0 | 39,999 (Direct) |
View |
2021-01-19 Exercise |
2021-01-21 7:04 pm |
N/A N/A |
Atreca Inc. | BCEL | Greenberg Norman Michael Chief Scientific Officer |
5,000 | $5.16 | 39,999 (Direct) |
View |
2020-12-17 Exercise(A) |
2021-01-21 6:42 pm |
N/A 2028-04-27 |
Atreca Inc. | BCEL | Greenberg Norman Michael Chief Scientific Officer |
5,000 | $0 | 49,999 (Direct) |
View |
2020-12-17 Exercise(A) |
2021-01-21 6:42 pm |
N/A N/A |
Atreca Inc. | BCEL | Greenberg Norman Michael Chief Scientific Officer |
5,000 | $5.16 | 49,999 (Direct) |
View |
2020-12-17 Exercise |
2020-12-21 6:48 pm |
N/A 2026-05-09 |
Atreca Inc. | BCEL | Greenberg Norman Michael Chief Scientific Officer |
5,000 | $0 | 6,929 (Direct) |
View |
2020-12-17 Exercise |
2020-12-21 6:48 pm |
N/A N/A |
Atreca Inc. | BCEL | Greenberg Norman Michael Chief Scientific Officer |
5,000 | $4.56 | 6,929 (Direct) |
View |
2020-11-27 Exercise |
2020-12-01 5:06 pm |
N/A 2026-05-09 |
Atreca Inc. | BCEL | Greenberg Norman Michael Chief Scientific Officer |
3,175 | $0 | 11,929 (Direct) |
View |
2020-11-27 Exercise |
2020-12-01 5:06 pm |
N/A N/A |
Atreca Inc. | BCEL | Greenberg Norman Michael Chief Scientific Officer |
3,175 | $4.56 | 11,929 (Direct) |
View |
2020-11-17 Exercise |
2020-11-18 5:25 pm |
N/A 2026-05-09 |
Atreca Inc. | BCEL | Greenberg Norman Michael Chief Scientific Officer |
1,825 | $0 | 15,104 (Direct) |
View |
2020-11-17 Exercise |
2020-11-18 5:25 pm |
N/A N/A |
Atreca Inc. | BCEL | Greenberg Norman Michael Chief Scientific Officer |
1,825 | $4.56 | 15,104 (Direct) |
View |
2020-10-19 Exercise |
2020-11-12 5:08 pm |
N/A 2026-05-09 |
Atreca Inc. | BCEL | Greenberg Norman Michael Chief Scientific Officer |
4,500 | $0 | 16,929 (Direct) |
View |
2020-11-10 Exercise |
2020-11-12 5:08 pm |
N/A N/A |
Atreca Inc. | BCEL | Greenberg Norman Michael Chief Scientific Officer |
4,500 | $4.56 | 16,929 (Direct) |
View |
2020-10-19 Exercise |
2020-10-21 5:32 pm |
N/A 2026-05-09 |
Atreca Inc. | BCEL | Greenberg Norman Michael Chief Scientific Officer |
500 | $0 | 21,429 (Direct) |
View |
2020-10-19 Exercise |
2020-10-21 5:32 pm |
N/A N/A |
Atreca Inc. | BCEL | Greenberg Norman Michael Chief Scientific Officer |
500 | $4.56 | 21,429 (Direct) |
View |
2020-07-01 Exercise |
2020-07-06 6:02 pm |
N/A 2026-05-09 |
Atreca Inc. | BCEL | Greenberg Norman Michael Chief Scientific Officer |
10,272 | $0 | 21,929 (Direct) |
View |
2020-07-01 Exercise |
2020-07-06 6:02 pm |
N/A N/A |
Atreca Inc. | BCEL | Greenberg Norman Michael Chief Scientific Officer |
10,272 | $4.56 | 21,929 (Direct) |
View |
2020-06-01 Exercise |
2020-06-03 5:03 pm |
N/A 2026-05-09 |
Atreca Inc. | BCEL | Greenberg Norman Michael Chief Scientific Officer |
15,000 | $0 | 32,201 (Direct) |
View |
2020-06-01 Exercise |
2020-06-03 5:03 pm |
N/A N/A |
Atreca Inc. | BCEL | Greenberg Norman Michael Chief Scientific Officer |
15,000 | $4.56 | 32,201 (Direct) |
View |
2020-05-07 Exercise |
2020-05-08 5:28 pm |
N/A 2026-05-09 |
Atreca Inc. | BCEL | Greenberg Norman Michael Chief Scientific Officer |
5,000 | $0 | 47,201 (Direct) |
View |
2020-05-07 Exercise |
2020-05-08 5:28 pm |
N/A N/A |
Atreca Inc. | BCEL | Greenberg Norman Michael Chief Scientific Officer |
5,000 | $4.56 | 47,201 (Direct) |
View |
2020-05-01 Exercise |
2020-05-04 5:57 pm |
N/A 2026-05-09 |
Atreca Inc. | BCEL | Greenberg Norman Michael Chief Scientific Officer |
10,000 | $0 | 52,201 (Direct) |
View |
2020-05-01 Exercise |
2020-05-04 5:57 pm |
N/A N/A |
Atreca Inc. | BCEL | Greenberg Norman Michael Chief Scientific Officer |
10,000 | $4.56 | 52,201 (Direct) |
View |