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 |
2023-05-31 Sale |
2023-06-02 5:35 pm |
TScan Therapeutics Inc. | TCRX | Lynx1 Capital Management LP Nichols Weston 10% Owner |
25,400 | $2.5178 | $63,953 | 5,224,600 (Indirect) |
View |
2022-12-27 Purchase |
2022-12-29 2:34 pm |
TScan Therapeutics Inc. | TCRX | Silver Brian M. Chief Financial Officer |
6,000 | $1.5362 | $9,217 | 32,885 (Direct) |
View |
2022-05-18 Purchase |
2022-05-20 4:15 pm |
TScan Therapeutics Inc. | TCRX | SOUTHWELL DAVID P Chief Executive Officer |
25,000 | $3.5928 | $89,821 | 171,569 (Direct) |
View |
2022-05-10 Purchase |
2022-05-12 4:41 pm |
TScan Therapeutics Inc. | TCRX | BAKER BROS. ADVISORS LP 667 L.P. BAKER FELIX BAKER JULIAN Baker Bros. Advisors (GP) LLC Baker Brothers Life Sciences LP Director 10% Owner |
1,359,792 | $1.882 | $2,559,154 | 2,528,583 (Indirect) |
View |
2022-03-24 Purchase |
2022-03-28 4:31 pm |
TScan Therapeutics Inc. | TCRX | Silver Brian M. Chief Financial Officer |
15,000 | $3.3988 | $50,982 | 26,885 (Direct) |
View |
2021-09-23 Purchase |
2021-09-27 5:22 pm |
TScan Therapeutics Inc. | TCRX | ZDRAVESKI ZORAN Chief Legal Officer |
4,716 | $7.4757 | $35,255 | 4,716 (Direct) |
View |
2021-09-21 Purchase |
2021-09-22 6:51 pm |
TScan Therapeutics Inc. | TCRX | Silver Brian M. Chief Financial Officer |
5,000 | $6.317 | $31,585 | 11,885 (Direct) |
View |
2021-09-20 Purchase |
2021-09-22 6:48 pm |
TScan Therapeutics Inc. | TCRX | MacBeath Gavin Chief Scientific Officer |
5,000 | $6.2193 | $31,097 | 49,767 (Direct) |
View |
2021-09-09 Purchase |
2021-09-13 4:37 pm |
TScan Therapeutics Inc. | TCRX | Silver Brian M. Chief Financial Officer |
5,885 | $8.4835 | $49,925 | 6,885 (Direct) |
View |
2021-09-08 Purchase |
2021-09-09 4:43 pm |
TScan Therapeutics Inc. | TCRX | SOUTHWELL DAVID P Chief Executive Officer |
11,000 | $8.7333 | $96,066 | 97,899 (Direct) |
View |
2021-08-27 Purchase |
2021-08-31 5:56 pm |
TScan Therapeutics Inc. | TCRX | Desmarais William Chief Business Officer |
2,500 | $9.0832 | $22,708 | 2,500 (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 |
Ownership |
2023-06-05 4:09 pm |
N/A N/A |
TScan Therapeutics Inc. | TCRX | EcoR1 Capital LLC 10% Owner |
0 | $0 | 5,000,000 (Indirect) |
View |
Ownership |
2023-06-02 5:33 pm |
N/A N/A |
TScan Therapeutics Inc. | TCRX | Lynx1 Capital Management LP Nichols Weston 10% Owner |
0 | $0 | 5,250,000 (Indirect) |
View |
2023-06-01 Option Award |
2023-06-02 4:00 pm |
N/A N/A |
TScan Therapeutics Inc. | TCRX | BAKER BROS. ADVISORS LP 667 L.P. BAKER FELIX BAKER JULIAN Baker Bros. Advisors (GP) LLC Baker Brothers Life Sciences LP Director |
37,500,000 | $1.9999 | 37,500,000 (Indirect) |
View |
2023-04-06 Option Award |
2023-04-10 10:39 am |
N/A 2033-04-05 |
TScan Therapeutics Inc. | TCRX | Klencke Barbara Director |
9,146 | $0 | 9,146 (Direct) |
View |
Ownership |
2023-04-10 10:35 am |
N/A N/A |
TScan Therapeutics Inc. | TCRX | Klencke Barbara Director |
0 | $0 | 50,000 (Direct) |
View |
2023-02-02 Option Award |
2023-02-06 5:18 pm |
N/A 2033-02-01 |
TScan Therapeutics Inc. | TCRX | SOUTHWELL DAVID P Chief Executive Officer |
100,000 | $0 | 100,000 (Direct) |
View |
2023-02-02 Option Award |
2023-02-06 5:16 pm |
N/A 2033-02-01 |
TScan Therapeutics Inc. | TCRX | MacBeath Gavin See Remarks |
40,000 | $0 | 40,000 (Direct) |
View |
2023-02-02 Option Award |
2023-02-06 5:15 pm |
N/A 2033-02-01 |
TScan Therapeutics Inc. | TCRX | ZDRAVESKI ZORAN Chief Legal Officer |
35,000 | $0 | 35,000 (Direct) |
View |
2023-02-02 Option Award |
2023-02-06 5:14 pm |
N/A 2033-02-01 |
TScan Therapeutics Inc. | TCRX | Barton Debora Chief Medical Officer |
50,000 | $0 | 50,000 (Direct) |
View |
2022-07-25 Option Award |
2022-07-27 4:30 pm |
N/A 2032-07-24 |
TScan Therapeutics Inc. | TCRX | SOUTHWELL DAVID P Chief Executive Officer |
100,000 | $0 | 100,000 (Direct) |
View |
2022-07-25 Option Award |
2022-07-27 4:30 pm |
N/A 2032-07-24 |
TScan Therapeutics Inc. | TCRX | Desmarais William Chief Business Officer |
30,000 | $0 | 30,000 (Direct) |
View |
2022-07-25 Option Award |
2022-07-27 4:30 pm |
N/A 2032-07-24 |
TScan Therapeutics Inc. | TCRX | ZDRAVESKI ZORAN Chief Legal Officer |
50,000 | $0 | 50,000 (Direct) |
View |
2022-07-25 Option Award |
2022-07-27 4:30 pm |
N/A 2032-07-24 |
TScan Therapeutics Inc. | TCRX | Silver Brian M. Chief Financial Officer |
220,000 | $0 | 220,000 (Direct) |
View |
2022-07-25 Option Award |
2022-07-27 4:30 pm |
N/A 2032-07-24 |
TScan Therapeutics Inc. | TCRX | MacBeath Gavin See Remarks |
100,000 | $0 | 100,000 (Direct) |
View |
2022-07-05 Option Award |
2022-07-07 07:57 am |
N/A 2032-07-04 |
TScan Therapeutics Inc. | TCRX | Barton Debora Chief Medical Officer |
150,000 | $0 | 150,000 (Direct) |
View |
2022-06-01 Option Award |
2022-06-03 4:40 pm |
N/A 2032-05-31 |
TScan Therapeutics Inc. | TCRX | BAKER BROS. ADVISORS LP 667 L.P. BAKER FELIX BAKER JULIAN Baker Bros. Advisors (GP) LLC Baker Brothers Life Sciences LP Director 10% Owner |
9,146 | $0 | 9,146 (Indirect) |
View |
2022-06-01 Option Award |
2022-06-03 4:30 pm |
N/A 2032-05-31 |
TScan Therapeutics Inc. | TCRX | Dorton Katina Director |
9,146 | $0 | 9,146 (Direct) |
View |
2022-06-01 Option Award |
2022-06-03 4:30 pm |
N/A 2032-05-31 |
TScan Therapeutics Inc. | TCRX | BARBERICH TIMOTHY J Director |
9,146 | $0 | 9,146 (Direct) |
View |
2022-06-01 Option Award |
2022-06-03 4:30 pm |
N/A 2032-05-31 |
TScan Therapeutics Inc. | TCRX | Gruia Gabriela Director |
9,146 | $0 | 9,146 (Direct) |
View |
2022-06-01 Option Award |
2022-06-03 4:30 pm |
N/A 2032-05-31 |
TScan Therapeutics Inc. | TCRX | Harel Ittai Director |
9,146 | $0 | 9,146 (Direct) |
View |
2022-01-18 Option Award |
2022-01-20 4:29 pm |
N/A 2032-01-17 |
TScan Therapeutics Inc. | TCRX | Desmarais William Chief Business Officer |
50,000 | $0 | 50,000 (Direct) |
View |
2022-01-18 Option Award |
2022-01-20 4:26 pm |
N/A 2032-01-17 |
TScan Therapeutics Inc. | TCRX | MacBeath Gavin Chief Scientific Officer |
140,000 | $0 | 140,000 (Direct) |
View |
2022-01-18 Option Award |
2022-01-20 4:26 pm |
N/A 2032-01-17 |
TScan Therapeutics Inc. | TCRX | Silver Brian M. Chief Financial Officer |
115,000 | $0 | 115,000 (Direct) |
View |
2022-01-18 Option Award |
2022-01-20 4:25 pm |
N/A 2032-01-17 |
TScan Therapeutics Inc. | TCRX | SOUTHWELL DAVID P Chief Executive Officer |
275,000 | $0 | 275,000 (Direct) |
View |
2022-01-18 Option Award |
2022-01-20 4:25 pm |
N/A 2032-01-17 |
TScan Therapeutics Inc. | TCRX | ZDRAVESKI ZORAN Chief Legal Officer |
85,000 | $0 | 85,000 (Direct) |
View |
2021-12-23 Exercise |
2021-12-27 4:30 pm |
N/A 2029-02-04 |
TScan Therapeutics Inc. | TCRX | SOUTHWELL DAVID P Chief Executive Officer |
48,670 | $0 | 167,730 (Direct) |
View |
2021-12-23 Exercise |
2021-12-27 4:30 pm |
N/A N/A |
TScan Therapeutics Inc. | TCRX | SOUTHWELL DAVID P Chief Executive Officer |
48,670 | $1.97 | 167,730 (Direct) |
View |
2021-09-07 Option Award |
2021-09-09 5:21 pm |
N/A 2031-09-06 |
TScan Therapeutics Inc. | TCRX | ZDRAVESKI ZORAN Chief Legal Officer |
150,000 | $0 | 150,000 (Direct) |
View |