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 |
| 2024-09-16 Purchase |
2024-09-16 8:51 pm |
Zenas BioPharma Inc. | ZBIO | SR ONE CAPITAL MANAGEMENT LLC George Simeon 10% Owner |
2,235,294 | $17 | $37,999,998 | 1,110,237 (Indirect) |
View |
| 2024-03-27 Purchase |
2024-03-28 4:30 pm |
Nkarta Inc. | NKTX | George Simeon Director |
2,000,000 | $10 | $20,000,000 | 1,784,992 (Indirect) |
View |
| 2023-11-27 Sale |
2023-11-29 5:07 pm |
eFFECTOR Therapeutics Inc. | EFTR | SR ONE CAPITAL MANAGEMENT LLC SR One Capital Fund I Aggregator LP SR ONE CAPITAL PARTNERS I LP SR One Co-Invest I LLC SR One Co-Invest I Manager LLC George Simeon 10% Owner |
609,163 | $0.6065 | $369,457 | 1,821,415 (Indirect) |
View |
| 2023-05-11 Sale |
2023-05-15 6:16 pm |
Arcellx Inc. | ACLX | SR ONE CAPITAL MANAGEMENT LLC SR One Capital Fund I Aggregator LP SR ONE CAPITAL PARTNERS I LP George Simeon SR One Co-Invest II LLC SR One Co-Invest II Manager LLC 10% Owner |
1,012,833 | $45.01 | $45,589,317 | 1,658,780 (Indirect) |
View |
| 2022-12-16 Purchase |
2022-12-20 6:45 pm |
Design Therapeutics Inc. | DSGN | George Simeon Director 10% Owner |
900,000 | $8.4156 | $7,574,078 | 6,526,476 (Indirect) |
View |
| 2022-08-17 Sale |
2022-08-17 4:40 pm |
Turning Point Therapeutics Inc. | TPTX | George Simeon Director |
2,253,660 | $76 | $171,278,160 | 0 (Indirect Direct) |
View |
| 2022-04-28 Purchase |
2022-04-29 4:27 pm |
Nkarta Inc. | NKTX | George Simeon Director |
1,333,333 | $15 | $19,999,995 | 666,666 (Indirect) |
View |
| 2022-02-08 Purchase |
2022-02-10 08:41 am |
Arcellx Inc. | ACLX | SR ONE CAPITAL MANAGEMENT LLC SR ONE CAPITAL PARTNERS I LP SR One Capital Fund I Aggregator LP SR One Co-Invest II LLC George Simeon SR One Co-Invest II Manager LLC 10% Owner |
1,666,667 | $15 | $25,000,005 | 2,033,196 (Indirect) |
View |
| 2021-03-30 Purchase |
2021-04-01 6:18 pm |
Design Therapeutics Inc. | DSGN | George Simeon Director 10% Owner |
250,000 | $20 | $5,000,000 | 5,626,476 (Indirect) |
View |
| 2020-05-21 Purchase |
2020-05-26 5:57 pm |
Turning Point Therapeutics Inc. | TPTX | George Simeon Director |
83,333 | $60 | $4,999,980 | 2,253,660 (Indirect) |
View |
Stock options: Exercise, Award, Grant, Conversion
| Transaction Date |
Reported DateTime |
Exercisable Expiration |
Company | Symnbol | Insider Relationship |
Shares Traded |
Conversion Price |
Shares Owned |
Filing |
| 2024-09-16 Conversion |
2024-09-16 8:51 pm |
N/A N/A |
Zenas BioPharma Inc. | ZBIO | SR ONE CAPITAL MANAGEMENT LLC George Simeon 10% Owner |
25,914,358 | $0 | 1,110,237 (Indirect) |
View |
Ownership |
2024-09-12 9:39 pm |
N/A N/A |
Zenas BioPharma Inc. | ZBIO | SR ONE CAPITAL MANAGEMENT LLC George Simeon 10% Owner |
0 | $0 | 2,676,245 (Indirect) |
View |
| 2024-06-13 Option Award |
2024-06-17 5:06 pm |
N/A 2034-06-12 |
Design Therapeutics Inc. | DSGN | George Simeon Director 10% Owner |
19,000 | $0 | 19,000 (Direct) |
View |
| 2024-06-13 Option Award |
2024-06-14 4:30 pm |
N/A 2034-06-12 |
Nkarta Inc. | NKTX | George Simeon Director |
22,500 | $0 | 22,500 (Direct) |
View |
| 2024-05-30 Option Award |
2024-05-31 4:50 pm |
N/A 2034-05-30 |
CRISPR Therapeutics AG | CRSP | George Simeon Director |
13,000 | $0 | 13,000 (Direct) |
View |
| 2024-02-27 Option Award |
2024-02-27 6:39 pm |
N/A N/A |
CRISPR Therapeutics AG | CRSP | George Simeon Director |
1,048,951 | $71.5 | 769,196 (Indirect) |
View |
| 2023-06-08 Option Award |
2023-06-09 5:56 pm |
N/A 2033-06-08 |
CRISPR Therapeutics AG | CRSP | George Simeon Director |
13,000 | $0 | 13,000 (Direct) |
View |
| 2023-06-07 Option Award |
2023-06-09 5:42 pm |
N/A 2033-06-06 |
Nkarta Inc. | NKTK | George Simeon Director |
22,500 | $0 | 22,500 (Direct) |
View |
| 2023-05-31 Option Award |
2023-06-02 4:48 pm |
N/A 2033-05-30 |
Design Therapeutics Inc. | DSGN | George Simeon Director 10% Owner |
15,000 | $0 | 15,000 (Direct) |
View |
| 2022-06-15 Option Award |
2022-06-16 5:07 pm |
N/A 2032-06-14 |
Design Therapeutics Inc. | DSGN | George Simeon Director 10% Owner |
15,000 | $0 | 15,000 (Direct) |
View |
| 2022-06-09 Option Award |
2022-06-10 5:39 pm |
N/A 2032-06-09 |
CRISPR Therapeutics AG | CRSP | George Simeon Director |
12,000 | $0 | 12,000 (Direct) |
View |
| 2022-06-08 Option Award |
2022-06-10 4:07 pm |
N/A 2032-06-07 |
Nkarta Inc. | NKTX | George Simeon Director |
16,000 | $0 | 16,000 (Direct) |
View |
| 2022-02-08 Conversion |
2022-02-10 08:41 am |
N/A N/A |
Arcellx Inc. | ACLX | SR ONE CAPITAL MANAGEMENT LLC SR ONE CAPITAL PARTNERS I LP SR One Capital Fund I Aggregator LP SR One Co-Invest II LLC George Simeon SR One Co-Invest II Manager LLC 10% Owner |
3,833,340 | $0 | 2,033,196 (Indirect) |
View |
Ownership |
2022-02-03 6:22 pm |
N/A N/A |
Arcellx Inc. | ACLX | SR ONE CAPITAL MANAGEMENT LLC SR One Capital Fund I Aggregator LP SR ONE CAPITAL PARTNERS I LP SR One Co-Invest II LLC George Simeon 10% Owner |
0 | $0 | 3,833,340 (Indirect) |
View |
Ownership |
2021-09-02 3:26 pm |
N/A N/A |
eFFECTOR Therapeutics Inc. | EFTR | SR ONE CAPITAL MANAGEMENT LLC SR ONE CAPITAL PARTNERS I LP SR One Capital Fund I Aggregator LP SR One Co-Invest I LLC SR One Co-Invest I Manager LLC George Simeon 10% Owner |
0 | $0 | 7,427,452 (Indirect) |
View |
| 2021-06-13 Option Award |
2021-06-15 10:29 am |
N/A 2031-06-12 |
Nkarta Inc. | NKTX | George Simeon Director |
16,511 | $0 | 16,511 (Direct) |
View |
| 2021-06-10 Option Award |
2021-06-14 5:37 pm |
N/A 2031-06-10 |
CRISPR Therapeutics AG | CRSP | George Simeon Director |
10,000 | $0 | 10,000 (Direct) |
View |
| 2021-06-02 Option Award |
2021-06-04 5:44 pm |
N/A 2031-06-01 |
Turning Point Therapeutics Inc. | TPTX | George Simeon Director |
8,500 | $0 | 8,500 (Direct) |
View |
| 2021-03-30 Conversion |
2021-04-01 6:18 pm |
N/A N/A |
Design Therapeutics Inc. | DSGN | George Simeon Director 10% Owner |
14,140,132 | $0 | 5,626,476 (Indirect) |
View |
| 2021-03-25 Option Award |
2021-03-29 5:52 pm |
N/A 2031-03-24 |
Design Therapeutics Inc. | DSGN | George Simeon Director 10% Owner |
15,000 | $0 | 15,000 (Direct) |
View |
Ownership |
2021-03-25 9:02 pm |
N/A N/A |
Design Therapeutics Inc. | DSGN | George Simeon Director 10% Owner |
0 | $0 | 5,376,476 (Indirect) |
View |
| 2020-09-28 Equity Swap |
2020-09-28 5:27 pm |
N/A N/A |
Principia Biopharma Inc. | PRNB | George Simeon Director |
2,982,855 | $100 | 0 (Indirect) |
View |
| 2020-07-09 Option Award |
2020-07-13 9:57 pm |
N/A 2030-07-08 |
Nkarta Inc. | NKTX | George Simeon Director |
10,700 | $0 | 10,700 (Direct) |
View |
Ownership |
2020-07-09 8:50 pm |
N/A N/A |
Nkarta Inc. | NKTX | George Simeon Director |
0 | $0 | 2,238,309 (Indirect) |
View |
| 2020-06-15 Option Award |
2020-06-17 6:58 pm |
N/A 2030-06-14 |
Turning Point Therapeutics Inc. | TPTX | George Simeon Director |
8,500 | $0 | 8,500 (Direct) |
View |
| 2020-06-11 Option Award |
2020-06-15 4:31 pm |
N/A 2030-06-11 |
CRISPR Therapeutics AG | CRSP | George Simeon Director |
15,000 | $0 | 15,000 (Direct) |
View |
| 2020-06-04 Option Award |
2020-06-08 8:08 pm |
N/A 2030-06-03 |
Principia Biopharma Inc. | PRNB | George Simeon Director |
10,240 | $0 | 10,240 (Direct) |
View |