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 |
2021-01-11 Sale |
2021-01-13 5:14 pm |
Atreca Inc. | BCEL | Serafini Tito Chief Strategy Officer |
10,000 | $15.02 | $150,192 | 373,875 (Indirect) |
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 |
2020-12-14 Sale |
2020-12-15 7:47 pm |
Atreca Inc. | BCEL | Robinson William Hewitt Director |
5,000 | $16.67 | $83,369 | 383,948 (Direct) |
View |
2020-12-11 Sale |
2020-12-15 5:16 pm |
Atreca Inc. | BCEL | Serafini Tito Chief Strategy Officer |
10,000 | $15.87 | $158,735 | 383,875 (Indirect) |
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 |
2020-11-16 Sale |
2020-11-17 6:30 pm |
Atreca Inc. | BCEL | Robinson William Hewitt Director |
5,000 | $15 | $75,000 | 388,948 (Direct) |
View |
2020-11-16 Sale |
2020-11-17 6:28 pm |
Atreca Inc. | BCEL | Serafini Tito Chief Strategy Officer |
8,847 | $15.12 | $133,784 | 393,875 (Indirect) |
View |
2020-11-11 Sale |
2020-11-13 6:16 pm |
Atreca Inc. | BCEL | Serafini Tito Chief Strategy Officer |
1,153 | $15.1 | $17,407 | 3,655 (Indirect 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 |
2020-10-13 Sale |
2020-10-16 4:01 pm |
Atreca Inc. | BCEL | Robinson William Hewitt Director |
5,000 | $15.71 | $78,531 | 393,948 (Direct) |
View |
2020-10-12 Sale |
2020-10-13 7:29 pm |
Atreca Inc. | BCEL | Serafini Tito Chief Strategy Officer |
10,000 | $15 | $150,000 | 403,875 (Indirect Direct) |
View |
2020-10-06 Sale |
2020-10-08 5:16 pm |
Atreca Inc. | BCEL | Serafini Tito Chief Strategy Officer |
1,218 | $15.05 | $18,334 | 413,875 (Indirect Direct) |
View |
2020-09-18 Sale |
2020-09-22 6:18 pm |
Atreca Inc. | BCEL | Robinson William Hewitt Director |
5,000 | $15.04 | $75,188 | 398,948 (Direct) |
View |
2020-09-18 Sale |
2020-09-22 6:17 pm |
Atreca Inc. | BCEL | Serafini Tito Chief Strategy Officer |
8,782 | $15.11 | $132,664 | 415,093 (Indirect Direct) |
View |
2020-08-14 Sale |
2020-08-17 8:26 pm |
Atreca Inc. | BCEL | Robinson William Hewitt Director |
5,000 | $15 | $75,000 | 403,948 (Direct) |
View |
2020-08-14 Sale |
2020-08-17 8:22 pm |
Atreca Inc. | BCEL | Serafini Tito Chief Strategy Officer |
10,000 | $15 | $150,000 | 423,875 (Indirect Direct) |
View |
2020-07-13 Sale |
2020-07-15 9:46 pm |
Atreca Inc. | BCEL | Robinson William Hewitt Director |
5,000 | $20.23 | $101,139 | 408,948 (Direct) |
View |
2020-07-13 Sale |
2020-07-15 9:45 pm |
Atreca Inc. | BCEL | Serafini Tito Chief Strategy Officer |
10,000 | $20.2 | $202,018 | 433,875 (Indirect 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 |
2020-06-25 Sale |
2020-06-29 7:39 pm |
Atreca Inc. | BCEL | Serafini Tito Chief Strategy Officer |
600 | $25.01 | $15,008 | 443,875 (Indirect Direct) |
View |
2020-06-25 Sale |
2020-06-29 7:38 pm |
Atreca Inc. | BCEL | Robinson William Hewitt Director |
600 | $25.02 | $15,010 | 413,948 (Direct) |
View |
2020-06-19 Sale |
2020-06-23 5:42 pm |
Atreca Inc. | BCEL | Robinson William Hewitt Director |
10,313 | $20.03 | $206,533 | 414,548 (Direct) |
View |
2020-06-19 Sale |
2020-06-23 5:40 pm |
Atreca Inc. | BCEL | Serafini Tito Chief Strategy Officer |
5,100 | $20.03 | $102,148 | 444,475 (Indirect Direct) |
View |
2020-06-15 Sale |
2020-06-17 5:35 pm |
Atreca Inc. | BCEL | Robinson William Hewitt Director |
5,000 | $18.55 | $92,728 | 424,861 (Direct) |
View |
2020-06-11 Sale |
2020-06-12 5:49 pm |
Atreca Inc. | BCEL | Serafini Tito Chief Strategy Officer |
10,000 | $16.47 | $164,686 | 449,575 (Indirect 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 |
2020-05-28 Sale |
2020-05-29 6:50 pm |
Atreca Inc. | BCEL | Robinson William Hewitt Director |
600 | $20.01 | $12,003 | 429,861 (Direct) |
View |
2020-05-27 Sale |
2020-05-29 6:48 pm |
Atreca Inc. | BCEL | Serafini Tito Chief Strategy Officer |
800 | $20 | $16,004 | 459,575 (Indirect Direct) |
View |
2020-05-26 Sale |
2020-05-27 5:58 pm |
Atreca Inc. | BCEL | Robinson William Hewitt Director |
387 | $20 | $7,740 | 430,461 (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 |
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 |
2020-12-17 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 |
2020-12-09 Gift |
2020-12-10 7:09 pm |
N/A 2030-06-09 |
Atreca Inc. | BCEL | ATWOOD BRIAN G Director |
117,332 | $0 | 58,666 (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 |
2020-11-27 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 |
2020-11-17 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 |
2020-11-17 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 |
2020-11-12 Gift |
2020-11-13 6:16 pm |
N/A N/A |
Atreca Inc. | BCEL | Serafini Tito Chief Strategy Officer |
3,655 | $0 | 3,655 (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 |
2020-11-12 5:08 pm |
N/A 2026-05-09 |
Atreca Inc. | BCEL | Greenberg Norman Michael Chief Scientific Officer |
4,500 | $0 | 16,929 (Direct) |
View |
2020-10-19 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 |
2020-10-19 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 |
2020-07-01 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 |
2020-07-01 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 |
2020-06-10 Option Award |
2020-06-15 5:12 pm |
N/A 2030-06-09 |
Atreca Inc. | BCEL | BALL KRISTINE M Director |
12,000 | $0 | 12,000 (Direct) |
View |
2020-06-10 Option Award |
2020-06-15 5:11 pm |
N/A 2030-06-09 |
Atreca Inc. | BCEL | Rolfe Lindsey Director |
12,000 | $0 | 12,000 (Direct) |
View |
2020-06-10 Option Award |
2020-06-15 5:10 pm |
N/A 2030-06-09 |
Atreca Inc. | BCEL | Robinson William Hewitt Director |
12,000 | $0 | 12,000 (Direct) |
View |
2020-06-10 Option Award |
2020-06-15 5:09 pm |
N/A 2030-06-09 |
Atreca Inc. | BCEL | BERGER FRANKLIN M Director |
12,000 | $0 | 12,000 (Direct) |
View |
2020-06-10 Option Award |
2020-06-15 5:08 pm |
N/A 2030-06-09 |
Atreca Inc. | BCEL | ATWOOD BRIAN G Director |
12,000 | $0 | 12,000 (Direct) |
View |
2020-06-10 Option Award |
2020-06-15 5:07 pm |
N/A 2030-06-09 |
Atreca Inc. | BCEL | Lacey David L. Director |
12,000 | $0 | 12,000 (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 |
2020-06-01 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 |