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 |
2024-01-19 Sale | 2024-01-19 6:30 pm | Cabaletta Bio Inc. | CABA | Binder Gwendolyn See Remarks | 11,000 | $19.59 | $215,439 | 120,756 (Direct) | View |
2023-12-19 Sale | 2023-12-19 8:37 pm | Cabaletta Bio Inc. | CABA | Binder Gwendolyn See Remarks | 11,000 | $21.89 | $240,789 | 131,756 (Direct) | View |
2023-11-20 Sale | 2023-11-21 4:30 pm | Cabaletta Bio Inc. | CABA | Binder Gwendolyn See Remarks | 11,000 | $17.82 | $196,014 | 142,756 (Direct) | View |
2023-10-19 Sale | 2023-10-19 7:40 pm | Cabaletta Bio Inc. | CABA | Binder Gwendolyn See Remarks | 11,000 | $13.36 | $146,921 | 153,756 (Direct) | View |
2023-09-19 Sale | 2023-09-20 4:30 pm | Cabaletta Bio Inc. | CABA | Binder Gwendolyn See Remarks | 11,000 | $17.57 | $193,220 | 164,756 (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 |
2025-10-13 Option Award | 2025-10-15 4:39 pm | N/A 2035-10-12 | Cabaletta Bio Inc. | CABA | Gavel Steve CHIEF COMMERCIAL OFFICER | 275,000 | $0 | 275,000 (Direct) | View |
2025-06-09 Option Award | 2025-06-09 8:28 pm | N/A 2035-06-08 | Cabaletta Bio Inc. | CABA | Simon Mark Director | 22,000 | $0 | 22,000 (Direct) | View |
2025-06-09 Option Award | 2025-06-09 8:22 pm | N/A 2035-06-08 | Cabaletta Bio Inc. | CABA | Brun Scott C. Director | 22,000 | $0 | 22,000 (Direct) | View |
2025-06-09 Option Award | 2025-06-09 8:20 pm | N/A 2035-06-08 | Cabaletta Bio Inc. | CABA | Bollard Catherine Director | 22,000 | $0 | 22,000 (Direct) | View |
2025-06-09 Option Award | 2025-06-09 8:17 pm | N/A 2035-06-08 | Cabaletta Bio Inc. | CABA | Tomasello Shawn Director | 22,000 | $0 | 22,000 (Direct) | View |
2025-06-09 Option Award | 2025-06-09 8:16 pm | N/A 2035-06-08 | Cabaletta Bio Inc. | CABA | HENRIQUES RICHARD C JR Director | 22,000 | $0 | 22,000 (Direct) | View |
2025-05-19 Option Award | 2025-05-19 9:44 pm | N/A 2031-06-23 | Cabaletta Bio Inc. | CABA | Brun Scott C. Director | 88,000 | $0 | 88,000 (Direct) | View |
2025-05-19 Option Award | 2025-05-19 9:40 pm | N/A 2029-10-23 | Cabaletta Bio Inc. | CABA | Nichtberger Steven President & CEO | 1,877,814 | $0 | 1,877,814 (Direct) | View |
2025-05-19 Option Award | 2025-05-19 9:39 pm | N/A 2031-08-31 | Cabaletta Bio Inc. | CABA | Gerard Michael General Counsel | 387,500 | $0 | 387,500 (Direct) | View |
2025-05-19 Option Award | 2025-05-19 9:39 pm | N/A 2029-02-18 | Cabaletta Bio Inc. | CABA | HENRIQUES RICHARD C JR Director | 112,428 | $0 | 112,428 (Direct) | View |
2025-05-19 Option Award | 2025-05-19 9:38 pm | N/A 2033-07-20 | Cabaletta Bio Inc. | CABA | Tomasello Shawn Director | 66,000 | $0 | 66,000 (Direct) | View |
2025-05-19 Option Award | 2025-05-19 9:36 pm | N/A 2029-01-23 | Cabaletta Bio Inc. | CABA | Marda Anup Chief Financial Officer | 745,456 | $0 | 745,456 (Direct) | View |
2025-05-19 Option Award | 2025-05-19 9:36 pm | N/A 2029-02-18 | Cabaletta Bio Inc. | CABA | Simon Mark Director | 84,460 | $0 | 84,460 (Direct) | View |
2025-05-19 Option Award | 2025-05-19 9:36 pm | N/A 2029-08-21 | Cabaletta Bio Inc. | CABA | Binder Gwendolyn President, Science & Tech. | 687,575 | $0 | 687,575 (Direct) | View |
2025-05-19 Option Award | 2025-05-19 9:34 pm | N/A 2029-10-23 | Cabaletta Bio Inc. | CABA | Das Arun Chief Business Officer | 403,416 | $0 | 403,416 (Direct) | View |
2025-05-19 Option Award | 2025-05-19 9:34 pm | N/A 2029-03-27 | Cabaletta Bio Inc. | CABA | Bollard Catherine Director | 112,428 | $0 | 112,428 (Direct) | View |
2025-05-19 Option Award | 2025-05-19 9:33 pm | N/A 2029-06-23 | Cabaletta Bio Inc. | CABA | Chang David J. Chief Medical Officer | 801,283 | $0 | 801,283 (Direct) | View |
2025-03-03 Option Award | 2025-03-04 4:55 pm | N/A 2035-03-02 | Cabaletta Bio Inc. | CABA | Binder Gwendolyn President, Science & Tech. | 145,000 | $0 | 145,000 (Direct) | View |
2025-03-03 Option Award | 2025-03-04 4:52 pm | N/A 2035-03-02 | Cabaletta Bio Inc. | CABA | Marda Anup Chief Financial Officer | 145,000 | $0 | 145,000 (Direct) | View |
2025-03-03 Option Award | 2025-03-04 4:49 pm | N/A 2035-03-02 | Cabaletta Bio Inc. | CABA | Gerard Michael General Counsel | 115,000 | $0 | 115,000 (Direct) | View |
2025-03-03 Option Award | 2025-03-04 4:48 pm | N/A 2035-03-02 | Cabaletta Bio Inc. | CABA | Das Arun Chief Business Officer | 115,000 | $0 | 115,000 (Direct) | View |
2025-03-03 Option Award | 2025-03-04 4:48 pm | N/A 2035-03-02 | Cabaletta Bio Inc. | CABA | Chang David J. Chief Medical Officer | 145,000 | $0 | 145,000 (Direct) | View |
2025-03-03 Option Award | 2025-03-04 4:45 pm | N/A 2035-03-02 | Cabaletta Bio Inc. | CABA | Nichtberger Steven President & CEO | 450,000 | $0 | 450,000 (Direct) | View |
2024-06-03 Option Award | 2024-06-04 7:27 pm | N/A 2034-06-02 | Cabaletta Bio Inc. | CABA | Bollard Catherine Director | 22,000 | $0 | 22,000 (Direct) | View |
2024-06-03 Option Award | 2024-06-04 7:21 pm | N/A 2034-06-02 | Cabaletta Bio Inc. | CABA | Simon Mark Director | 22,000 | $0 | 22,000 (Direct) | View |
2024-06-03 Option Award | 2024-06-04 7:21 pm | N/A 2034-06-02 | Cabaletta Bio Inc. | CABA | HENRIQUES RICHARD C JR Director | 22,000 | $0 | 22,000 (Direct) | View |
2024-06-03 Option Award | 2024-06-04 7:17 pm | N/A 2034-06-02 | Cabaletta Bio Inc. | CABA | Brun Scott C. Director | 22,000 | $0 | 22,000 (Direct) | View |
2024-06-03 Option Award | 2024-06-04 7:14 pm | N/A 2034-06-02 | Cabaletta Bio Inc. | CABA | Tomasello Shawn Director | 22,000 | $0 | 22,000 (Direct) | View |
2024-03-01 Option Award | 2024-03-04 5:50 pm | N/A 2034-02-28 | Cabaletta Bio Inc. | CABA | Gerard Michael General Counsel | 100,000 | $0 | 100,000 (Direct) | View |
2024-03-01 Option Award | 2024-03-04 5:45 pm | N/A 2034-02-28 | Cabaletta Bio Inc. | CABA | Chang David J. Chief Medical Officer | 130,000 | $0 | 130,000 (Direct) | View |
2024-03-01 Option Award | 2024-03-04 5:40 pm | N/A 2034-02-28 | Cabaletta Bio Inc. | CABA | Nichtberger Steven President & CEO | 353,000 | $0 | 353,000 (Direct) | View |
2024-03-01 Option Award | 2024-03-04 5:36 pm | N/A 2034-02-28 | Cabaletta Bio Inc. | CABA | Marda Anup Chief Financial Officer | 130,000 | $0 | 130,000 (Direct) | View |
2024-03-01 Option Award | 2024-03-04 5:36 pm | N/A 2034-02-28 | Cabaletta Bio Inc. | CABA | Das Arun Chief Business Officer | 100,000 | $0 | 100,000 (Direct) | View |
2024-03-01 Option Award | 2024-03-04 5:28 pm | N/A 2034-02-28 | Cabaletta Bio Inc. | CABA | Binder Gwendolyn See Remarks | 130,000 | $0 | 130,000 (Direct) | View |
2024-01-19 Exercise | 2024-01-19 6:30 pm | N/A N/A | Cabaletta Bio Inc. | CABA | Binder Gwendolyn See Remarks | 11,000 | $1.01 | 120,756 (Direct) | View |
2024-01-19 Exercise | 2024-01-19 6:30 pm | N/A 2028-10-28 | Cabaletta Bio Inc. | CABA | Binder Gwendolyn See Remarks | 11,000 | $0 | 120,756 (Direct) | View |
2023-12-19 Exercise | 2023-12-19 8:37 pm | N/A N/A | Cabaletta Bio Inc. | CABA | Binder Gwendolyn See Remarks | 11,000 | $1.01 | 131,756 (Direct) | View |
2023-12-19 Exercise | 2023-12-19 8:37 pm | N/A 2028-10-28 | Cabaletta Bio Inc. | CABA | Binder Gwendolyn See Remarks | 11,000 | $0 | 131,756 (Direct) | View |
2023-11-20 Exercise | 2023-11-21 4:30 pm | N/A N/A | Cabaletta Bio Inc. | CABA | Binder Gwendolyn See Remarks | 11,000 | $1.01 | 142,756 (Direct) | View |
2023-11-20 Exercise | 2023-11-21 4:30 pm | N/A 2028-10-28 | Cabaletta Bio Inc. | CABA | Binder Gwendolyn See Remarks | 11,000 | $0 | 142,756 (Direct) | View |
2023-10-19 Exercise | 2023-10-19 7:40 pm | N/A N/A | Cabaletta Bio Inc. | CABA | Binder Gwendolyn See Remarks | 11,000 | $1.01 | 153,756 (Direct) | View |
2023-10-19 Exercise | 2023-10-19 7:40 pm | N/A 2028-10-28 | Cabaletta Bio Inc. | CABA | Binder Gwendolyn See Remarks | 11,000 | $0 | 153,756 (Direct) | View |
2023-09-19 Exercise | 2023-09-20 4:30 pm | N/A N/A | Cabaletta Bio Inc. | CABA | Binder Gwendolyn See Remarks | 11,000 | $1.01 | 164,756 (Direct) | View |
2023-09-19 Exercise | 2023-09-20 4:30 pm | N/A 2028-10-28 | Cabaletta Bio Inc. | CABA | Binder Gwendolyn See Remarks | 11,000 | $0 | 164,756 (Direct) | View |