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 |
2023-05-19 Sale | 2023-05-19 8:10 pm | Cabaletta Bio Inc. | CABA | Binder Gwendolyn See Remarks | 22,000 | $11.81 | $259,833 | 208,756 (Direct) | View |
2022-10-19 Purchase | 2022-10-19 8:19 pm | Cabaletta Bio Inc. | CABA | Nichtberger Steven President & CEO | 8,127 | $1.2492 | $10,152 | 1,349,483 (Indirect Direct) | View |
2022-10-18 Purchase | 2022-10-18 9:51 pm | Cabaletta Bio Inc. | CABA | Bollard Catherine Director | 1,000 | $0.9935 | $994 | 1,000 (Direct) | View |
2022-10-18 Purchase | 2022-10-18 9:50 pm | Cabaletta Bio Inc. | CABA | Marda Anup Chief Financial Officer | 50,000 | $0.9924 | $49,620 | 50,000 (Direct) | View |
2022-10-18 Purchase | 2022-10-18 9:50 pm | Cabaletta Bio Inc. | CABA | Simon Mark Director | 125,000 | $0.97697 | $122,121 | 143,144 (Indirect Direct) | View |
2022-10-18 Purchase | 2022-10-18 9:50 pm | Cabaletta Bio Inc. | CABA | Binder Gwendolyn See Remarks | 20,000 | $0.9947 | $19,894 | 20,000 (Direct) | View |
2022-10-18 Purchase | 2022-10-18 9:50 pm | Cabaletta Bio Inc. | CABA | Nichtberger Steven President & CEO | 141,873 | $0.9939 | $141,008 | 1,341,356 (Indirect Direct) | View |
2021-11-01 Sale | 2021-11-03 4:38 pm | Cabaletta Bio Inc. | CABA | 5AM Ventures V L.P. 5AM Opportunities I (GP) LLC 5AM Opportunities I L.P. 5AM Partners V LLC PARMAR KUSH ROCKLAGE SCOTT M Schwab Andrew J. 10% Owner | 295,000 | $13 | $3,835,000 | 333,144 (Indirect) | View |
2021-09-07 Sale | 2021-09-09 5:34 pm | Cabaletta Bio Inc. | CABA | 5AM Ventures V L.P. 5AM Opportunities I (GP) LLC 5AM Opportunities I L.P. 5AM Partners V LLC PARMAR KUSH ROCKLAGE SCOTT M Schwab Andrew J. 10% Owner | 625,000 | $9.7 | $6,062,500 | 2,359,263 (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 |
2023-06-01 Option Award | 2023-06-02 07:30 am | N/A 2033-05-31 | Cabaletta Bio Inc. | CABA | Simon Mark Director | 22,000 | $0 | 22,000 (Direct) | View |
2023-06-01 Option Award | 2023-06-02 07:30 am | N/A 2033-05-31 | Cabaletta Bio Inc. | CABA | Bollard Catherine Director | 22,000 | $0 | 22,000 (Direct) | View |
2023-06-01 Option Award | 2023-06-02 07:30 am | N/A 2033-05-31 | Cabaletta Bio Inc. | CABA | HENRIQUES RICHARD C JR Director | 22,000 | $0 | 22,000 (Direct) | View |
2023-06-01 Option Award | 2023-06-02 07:30 am | N/A 2033-05-31 | Cabaletta Bio Inc. | CABA | Brun Scott C. Director | 22,000 | $0 | 22,000 (Direct) | View |
2023-05-19 Exercise | 2023-05-19 8:10 pm | N/A 2028-10-28 | Cabaletta Bio Inc. | CABA | Binder Gwendolyn See Remarks | 22,000 | $0 | 208,756 (Direct) | View |
2023-05-19 Exercise | 2023-05-19 8:10 pm | N/A N/A | Cabaletta Bio Inc. | CABA | Binder Gwendolyn See Remarks | 22,000 | $1.01 | 208,756 (Direct) | View |
2023-01-18 Option Award | 2023-01-27 8:54 pm | N/A 2033-01-17 | Cabaletta Bio Inc. | CABA | Nichtberger Steven President & CEO | 411,600 | $0 | 411,600 (Direct) | View |
2023-01-18 Option Award | 2023-01-27 8:52 pm | N/A 2033-01-17 | Cabaletta Bio Inc. | CABA | Gerard Michael General Counsel | 112,500 | $0 | 112,500 (Direct) | View |
2023-01-18 Option Award | 2023-01-27 8:51 pm | N/A 2033-01-17 | Cabaletta Bio Inc. | CABA | Das Arun Chief Business Officer | 150,000 | $0 | 150,000 (Direct) | View |
2023-01-18 Option Award | 2023-01-27 8:50 pm | N/A 2033-01-17 | Cabaletta Bio Inc. | CABA | Binder Gwendolyn See Remarks | 176,000 | $0 | 176,000 (Direct) | View |
2023-01-18 Option Award | 2023-01-27 8:48 pm | N/A 2033-01-17 | Cabaletta Bio Inc. | CABA | Chang David J. Chief Medical Officer | 150,000 | $0 | 150,000 (Direct) | View |
2023-01-18 Option Award | 2023-01-27 8:47 pm | N/A 2033-01-17 | Cabaletta Bio Inc. | CABA | Marda Anup Chief Financial Officer | 150,000 | $0 | 150,000 (Direct) | View |
2022-06-01 Option Award | 2022-06-03 4:47 pm | N/A 2032-05-31 | Cabaletta Bio Inc. | CABA | Brun Scott C. Director | 22,000 | $0 | 22,000 (Direct) | View |
2022-06-01 Option Award | 2022-06-03 4:46 pm | N/A 2032-05-31 | Cabaletta Bio Inc. | CABA | Simon Mark Director | 22,000 | $0 | 22,000 (Direct) | View |
2022-06-01 Option Award | 2022-06-03 4:46 pm | N/A 2032-05-31 | Cabaletta Bio Inc. | CABA | Bollard Catherine Director | 22,000 | $0 | 22,000 (Direct) | View |
2022-06-01 Option Award | 2022-06-03 4:45 pm | N/A 2032-05-31 | Cabaletta Bio Inc. | CABA | HENRIQUES RICHARD C JR Director | 22,000 | $0 | 22,000 (Direct) | View |
2022-01-31 Exercise | 2022-02-02 4:26 pm | N/A 2028-10-28 | Cabaletta Bio Inc. | CABA | Nichtberger Steven President & CEO | 50,000 | $0 | 1,429,160 (Direct) | View |
2022-01-31 Exercise | 2022-02-02 4:26 pm | N/A N/A | Cabaletta Bio Inc. | CABA | Nichtberger Steven President & CEO | 50,000 | $1.01 | 1,429,160 (Direct) | View |
2022-01-18 Option Award | 2022-01-19 7:59 pm | N/A 2032-01-17 | Cabaletta Bio Inc. | CABA | Marda Anup Chief Financial Officer | 135,000 | $0 | 135,000 (Direct) | View |
2022-01-18 Option Award | 2022-01-19 7:58 pm | N/A 2032-01-17 | Cabaletta Bio Inc. | CABA | Gerard Michael General Counsel | 75,000 | $0 | 75,000 (Direct) | View |
2022-01-18 Option Award | 2022-01-19 7:57 pm | N/A 2032-01-17 | Cabaletta Bio Inc. | CABA | Das Arun Chief Business Officer | 100,000 | $0 | 100,000 (Direct) | View |
2022-01-18 Option Award | 2022-01-19 7:54 pm | N/A 2032-01-17 | Cabaletta Bio Inc. | CABA | Chang David J. Chief Medical Officer | 135,000 | $0 | 135,000 (Direct) | View |
2022-01-18 Option Award | 2022-01-19 7:53 pm | N/A 2032-01-17 | Cabaletta Bio Inc. | CABA | Nichtberger Steven President & CEO | 380,000 | $0 | 380,000 (Direct) | View |
2022-01-18 Option Award | 2022-01-19 7:53 pm | N/A 2032-01-17 | Cabaletta Bio Inc. | CABA | Binder Gwendolyn See Remarks | 160,000 | $0 | 160,000 (Direct) | View |
Ownership | 2022-01-13 4:34 pm | N/A 2028-11-15 | Cabaletta Bio Inc. | CABA | Das Arun Chief Business Officer | 0 | $0 | 82,584 (Direct) | View |
2021-09-01 Option Award | 2021-09-03 4:10 pm | N/A 2031-08-31 | Cabaletta Bio Inc. | CABA | Gerard Michael General Counsel | 100,000 | $0 | 100,000 (Direct) | View |
2021-06-24 Option Award | 2021-06-28 4:30 pm | N/A 2031-06-23 | Cabaletta Bio Inc. | CABA | Brun Scott C. Director | 44,000 | $0 | 44,000 (Direct) | View |
2021-06-01 Option Award(A) | 2021-06-28 4:30 pm | N/A 2031-05-31 | Cabaletta Bio Inc. | CABA | DANIELS BRIAN Director | 22,000 | $0 | 0 (Direct) | View |
2021-06-01 Option Award | 2021-06-03 4:31 pm | N/A 2031-05-31 | Cabaletta Bio Inc. | CABA | Simon Mark Director | 22,000 | $0 | 22,000 (Direct) | View |
2021-06-01 Option Award | 2021-06-03 4:30 pm | N/A 2031-05-31 | Cabaletta Bio Inc. | CABA | HENRIQUES RICHARD C JR Director | 22,000 | $0 | 22,000 (Direct) | View |
2021-06-01 Option Award | 2021-06-03 4:30 pm | N/A 2031-05-31 | Cabaletta Bio Inc. | CABA | Bollard Catherine Director | 22,000 | $0 | 22,000 (Direct) | View |
2021-06-01 Option Award | 2021-06-03 4:30 pm | N/A 2031-05-31 | Cabaletta Bio Inc. | CABA | DANIELS BRIAN Director | 22,000 | $0 | 22,000 (Direct) | View |