David J. Chang's most recent trade in Cabaletta Bio Inc was a trade of 8,800 Common Stock done at an average price of $2.3 . Disclosure was reported to the exchange on Jan. 21, 2026.
| Stock | Client Name | Client Category | Action | Reported to Exchange | Quantity | Post Transaction Holding | Traded % | Avg. Price | Value | Security Type |
|---|---|---|---|---|---|---|---|---|---|---|
| Cabaletta Bio Inc | David J. Chang | Chief Medical Officer | Purchase of securities on an exchange or from another person at price $ 2.26 per share. | 21 Jan 2026 | 8,800 | 8,800 (0%) | 0% | 2.3 | 19,888 | Common Stock |
| Cabaletta Bio Inc | David J. Chang | Chief Medical Officer | Sale or transfer of securities back to the company at price $ 0.00 per share. | 19 May 2025 | 185,709 | 0 | - | - | Stock Option (Right to Buy) | |
| Cabaletta Bio Inc | David J. Chang | Chief Medical Officer | Grant, award, or other acquisition of securities at price $ 0.00 per share. | 19 May 2025 | 185,709 | 185,709 | - | - | Stock Option (Right to Buy) | |
| Cabaletta Bio Inc | David J. Chang | Chief Medical Officer | Grant, award, or other acquisition of securities at price $ 0.00 per share. | 19 May 2025 | 150,000 | 150,000 | - | - | Stock Option (Right to Buy) | |
| Cabaletta Bio Inc | David J. Chang | Chief Medical Officer | Sale or transfer of securities back to the company at price $ 0.00 per share. | 19 May 2025 | 150,000 | 0 | - | - | Stock Option (Right to Buy) | |
| Cabaletta Bio Inc | David J. Chang | Chief Medical Officer | Grant, award, or other acquisition of securities at price $ 0.00 per share. | 19 May 2025 | 135,000 | 135,000 | - | - | Stock Option (Right to Buy) | |
| Cabaletta Bio Inc | David J. Chang | Chief Medical Officer | Sale or transfer of securities back to the company at price $ 0.00 per share. | 19 May 2025 | 135,000 | 0 | - | - | Stock Option (Right to Buy) | |
| Cabaletta Bio Inc | David J. Chang | Chief Medical Officer | Grant, award, or other acquisition of securities at price $ 0.00 per share. | 19 May 2025 | 130,000 | 130,000 | - | - | Stock Option (Right to Buy) | |
| Cabaletta Bio Inc | David J. Chang | Chief Medical Officer | Sale or transfer of securities back to the company at price $ 0.00 per share. | 19 May 2025 | 130,000 | 0 | - | - | Stock Option (Right to Buy) | |
| Cabaletta Bio Inc | David J. Chang | Chief Medical Officer | Grant, award, or other acquisition of securities at price $ 0.00 per share. | 19 May 2025 | 113,500 | 113,500 | - | - | Stock Option (Right to Buy) | |
| Cabaletta Bio Inc | David J. Chang | Chief Medical Officer | Sale or transfer of securities back to the company at price $ 0.00 per share. | 19 May 2025 | 113,500 | 0 | - | - | Stock Option (Right to Buy) | |
| Cabaletta Bio Inc | David J. Chang | Chief Medical Officer | Sale or transfer of securities back to the company at price $ 0.00 per share. | 19 May 2025 | 48,836 | 0 | - | - | Stock Option (Right to Buy) | |
| Cabaletta Bio Inc | David J. Chang | Chief Medical Officer | Grant, award, or other acquisition of securities at price $ 0.00 per share. | 19 May 2025 | 48,836 | 48,836 | - | - | Stock Option (Right to Buy) | |
| Cabaletta Bio Inc | David J. Chang | Chief Medical Officer | Sale or transfer of securities back to the company at price $ 0.00 per share. | 19 May 2025 | 38,238 | 0 | - | - | Stock Option (Right to Buy) | |
| Cabaletta Bio Inc | David J. Chang | Chief Medical Officer | Grant, award, or other acquisition of securities at price $ 0.00 per share. | 19 May 2025 | 38,238 | 38,238 | - | - | Stock Option (Right to Buy) | |
| Cabaletta Bio Inc | David J. Chang | Chief Medical Officer | Grant, award, or other acquisition of securities at price $ 0.00 per share. | 03 Mar 2025 | 145,000 | 145,000 | - | - | Stock Option (Right to Buy) | |
| Cabaletta Bio Inc | David J. Chang | Chief Medical Officer | Grant, award, or other acquisition of securities at price $ 0.00 per share. | 01 Mar 2024 | 130,000 | 130,000 | - | - | Stock Option (Right to Buy) | |
| Cabaletta Bio Inc | David J. Chang | Chief Medical Officer | Grant, award, or other acquisition of securities at price $ 0.00 per share. | 18 Jan 2023 | 150,000 | 150,000 | - | - | Stock Option (Right to Buy) | |
| Cabaletta Bio Inc | David J. Chang | Chief Medical Officer | Grant, award, or other acquisition of securities at price $ 0.00 per share. | 18 Jan 2022 | 135,000 | 135,000 | - | - | Stock Option (Right to Buy) |