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 |
2021-07-20 Purchase |
2021-07-22 4:46 pm |
TScan Therapeutics Inc. | TCRX | Westphal Christoph H 10% Owner |
133,333 | $15 | $1,999,995 | 2,315,423 (Indirect Direct) |
View |
2021-07-20 Purchase |
2021-07-22 4:06 pm |
TScan Therapeutics Inc. | TCRX | BAKER BROS. ADVISORS LP 667 L.P. Baker Bros. Advisors (GP) LLC Baker Brothers Life Sciences LP BAKER FELIX BAKER JULIAN Director |
1,425,000 | $15 | $21,375,000 | 5,596,890 (Indirect) |
View |
2021-07-20 Purchase |
2021-07-22 07:37 am |
TScan Therapeutics Inc. | TCRX | Silver Brian M. Chief Financial Officer |
1,000 | $15 | $15,000 | 1,000 (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 |
2021-07-20 Conversion |
2021-07-22 4:46 pm |
N/A N/A |
TScan Therapeutics Inc. | TCRX | Westphal Christoph H 10% Owner |
2,291,010 | $0 | 2,315,423 (Indirect) |
View |
2021-07-20 Conversion |
2021-07-22 4:06 pm |
N/A N/A |
TScan Therapeutics Inc. | TCRX | BAKER BROS. ADVISORS LP 667 L.P. Baker Bros. Advisors (GP) LLC Baker Brothers Life Sciences LP BAKER FELIX BAKER JULIAN Director |
8,553,176 | $0 | 5,596,890 (Indirect) |
View |
2021-07-20 Conversion |
2021-07-22 07:43 am |
N/A N/A |
TScan Therapeutics Inc. | TCRX | BARBERICH TIMOTHY J Director |
33,259 | $0 | 33,259 (Direct) |
View |
2021-07-15 Option Award |
2021-07-16 4:40 pm |
N/A 2031-07-14 |
TScan Therapeutics Inc. | TCRX | Silver Brian M. Chief Financial Officer |
250,441 | $0 | 250,441 (Direct) |
View |
2021-07-15 Option Award |
2021-07-16 4:34 pm |
N/A 2031-07-14 |
TScan Therapeutics Inc. | TCRX | Gruia Gabriela Director |
18,292 | $0 | 18,292 (Direct) |
View |
Ownership |
2021-07-15 6:24 pm |
N/A N/A |
TScan Therapeutics Inc. | TCRX | SOUTHWELL DAVID P Chief Executive Officer |
0 | $0 | 997,406 (Direct) |
View |
Ownership |
2021-07-15 6:24 pm |
N/A 2031-03-23 |
TScan Therapeutics Inc. | TCRX | Desmarais William Chief Business Officer |
0 | $0 | 119,688 (Direct) |
View |
Ownership |
2021-07-15 6:21 pm |
N/A 2029-02-04 |
TScan Therapeutics Inc. | TCRX | BARBERICH TIMOTHY J Director |
0 | $0 | 81,149 (Direct) |
View |
Ownership |
2021-07-15 6:19 pm |
N/A N/A |
TScan Therapeutics Inc. | TCRX | Westphal Christoph H Director 10% Owner |
0 | $0 | 2,182,090 (Direct) |
View |
Ownership |
2021-07-15 6:17 pm |
N/A 2031-01-26 |
TScan Therapeutics Inc. | TCRX | Silver Brian M. Chief Financial Officer |
0 | $0 | 48,780 (Direct) |
View |
Ownership |
2021-07-15 6:16 pm |
N/A N/A |
TScan Therapeutics Inc. | TCRX | MacBeath Gavin Chief Scientific Officer |
0 | $0 | 299,221 (Direct) |
View |
Ownership |
2021-07-15 6:13 pm |
N/A 2031-03-15 |
TScan Therapeutics Inc. | TCRX | Dorton Katina Director |
0 | $0 | 48,780 (Direct) |
View |
Ownership |
2021-07-15 6:10 pm |
N/A N/A |
TScan Therapeutics Inc. | TCRX | BAKER BROS. ADVISORS LP 667 L.P. Baker Bros. Advisors (GP) LLC Baker Brothers Life Sciences LP BAKER FELIX BAKER JULIAN Director 10% Owner |
0 | $0 | 4,276,588 (Indirect) |
View |