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 |
2023-06-02 Purchase | 2023-06-06 7:53 pm | TScan Therapeutics Inc. | TCRX | BARBERICH TIMOTHY J Director | 37,880 | $2.6284 | $99,564 | 71,139 (Indirect Direct) | View |
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 |
Stock options: Exercise, Award, Grant, Conversion
Transaction Date | Reported DateTime | Exercisable Expiration | Company | Symnbol | Insider Relationship | Shares Traded | Conversion Price | Shares Owned | Filing |
2023-07-21 Option Award | 2023-07-24 7:39 pm | N/A 2033-07-20 | TScan Therapeutics Inc. | TCRX | Dworak Leiden Chief Accounting Officer | 25,000 | $0 | 25,000 (Direct) | View |
Ownership | 2023-07-24 7:31 pm | N/A N/A | TScan Therapeutics Inc. | TCRX | Dworak Leiden Chief Accounting Officer | 0 | $0 | 235,742 (Direct) | View |
2023-06-13 Option Award | 2023-06-15 6:25 pm | N/A 2033-06-12 | TScan Therapeutics Inc. | TCRX | BARBERICH TIMOTHY J Director | 35,000 | $0 | 35,000 (Direct) | View |
2023-06-13 Option Award | 2023-06-15 6:19 pm | N/A 2033-06-12 | TScan Therapeutics Inc. | TCRX | Barton Debora Chief Medical Officer | 430,000 | $0 | 430,000 (Direct) | View |
2023-06-13 Option Award | 2023-06-15 6:17 pm | N/A 2033-06-12 | TScan Therapeutics Inc. | TCRX | Dorton Katina Director | 35,000 | $0 | 35,000 (Direct) | View |
2023-06-13 Option Award | 2023-06-15 6:14 pm | N/A 2033-06-12 | TScan Therapeutics Inc. | TCRX | Gruia Gabriela Director | 35,000 | $0 | 35,000 (Direct) | View |
2023-06-13 Option Award | 2023-06-15 6:13 pm | N/A 2033-06-12 | TScan Therapeutics Inc. | TCRX | Klencke Barbara Director | 36,524 | $0 | 36,524 (Direct) | View |
2023-06-13 Option Award | 2023-06-15 6:09 pm | N/A 2033-06-12 | TScan Therapeutics Inc. | TCRX | Silver Brian M. Chief Financial Officer | 632,500 | $0 | 632,500 (Direct) | View |
2023-06-13 Option Award | 2023-06-15 6:08 pm | N/A 2033-06-12 | TScan Therapeutics Inc. | TCRX | MacBeath Gavin Chief Executive Officer | 1,121,300 | $0 | 1,121,300 (Direct) | View |
2023-06-13 Option Award | 2023-06-15 6:01 pm | N/A 2033-06-12 | TScan Therapeutics Inc. | TCRX | ZDRAVESKI ZORAN Chief Legal Officer | 430,000 | $0 | 430,000 (Direct) | View |
2023-06-13 Option Award | 2023-06-15 4:40 pm | N/A 2033-06-13 | 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 | 70,000 | $0 | 70,000 (Indirect) | View |
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 |