| Type | Filed | Filer | Subject | Shares Owned | Percent Owned | |
|---|---|---|---|---|---|---|
| SC 13G/A | 2024-02-14 | Lynx1 Capital Management LP | Cabaletta Bio, Inc. | 2,139,644 | 5.0% | EDGAR |
| SC 13G/A | 2024-02-14 | Cormorant Asset Management, LP | Cabaletta Bio, Inc. | 0 | - | EDGAR |
| SC 13G/A | 2024-02-14 | BAKER BROS. ADVISORS LP | Cabaletta Bio, Inc. | 1,457,626 | 3.4% | EDGAR |
| SC 13G/A | 2024-02-14 | Venrock Healthcare Capital Partners III, L.P. | Cabaletta Bio, Inc. | 2,563,952 | 6.4% | EDGAR |
| SC 13G/A | 2024-02-14 | ALGER ASSOCIATES INC | Cabaletta Bio, Inc. | 3,326,401 | 7.8% | EDGAR |
| SC 13G/A | 2024-02-14 | COMMODORE CAPITAL LP | Cabaletta Bio, Inc. | 1,900,000 | 4.4% | EDGAR |
| SC 13G/A | 2024-02-13 | Nichtberger Steven | Cabaletta Bio, Inc. | 2,668,756 | 5.4% | EDGAR |
| SC 13G/A | 2024-02-13 | Bain Capital Life Sciences Opportunities III, LP | Cabaletta Bio, Inc. | 2,000,000 | 4.7% | EDGAR |
| SC 13G/A | 2024-02-12 | Flynn James E | Cabaletta Bio, Inc. | 1,543,477 | 3.6% | EDGAR |
| SC 13G/A | 2024-02-07 | ADAGE CAPITAL PARTNERS GP, L.L.C. | Cabaletta Bio, Inc. | 3,864,475 | 9.5% | EDGAR |
| SC 13G | 2024-01-24 | STATE STREET CORP | Cabaletta Bio, Inc. | - | 6.0% | EDGAR |
| SC 13G | 2024-01-08 | BlackRock Inc. | Cabaletta Bio, Inc. | 4,409,005 | 10.3% | EDGAR |
| SC 13G | 2023-06-01 | Bain Capital Life Sciences Opportunities III, LP | Cabaletta Bio, Inc. | 2,000,000 | 5.0% | EDGAR |
| SC 13G | 2023-05-26 | Flynn James E | Cabaletta Bio, Inc. | 1,875,866 | 4.7% | EDGAR |
| SC 13G/A | 2023-02-14 | Lynx1 Capital Management LP | Cabaletta Bio, Inc. | 2,825,976 | 9.7% | EDGAR |
| SC 13G/A | 2023-02-14 | Cormorant Asset Management, LP | Cabaletta Bio, Inc. | 817,315 | - | EDGAR |
| SC 13G/A | 2023-02-14 | Eversept Partners, LP | Cabaletta Bio, Inc. | 282,874 | 1.0% | EDGAR |
| SC 13G/A | 2023-02-14 | CITADEL ADVISORS LLC | Cabaletta Bio, Inc. | - | 0.3% | EDGAR |
| SC 13G/A | 2023-02-14 | Nichtberger Steven | Cabaletta Bio, Inc. | 2,333,379 | 7.7% | EDGAR |
| SC 13G | 2023-02-14 | BAKER BROS. ADVISORS LP | Cabaletta Bio, Inc. | 1,344,000 | 5.2% | EDGAR |