Who
David J. Chang
Chief Medical Officer
Company insider
Files Form 4 as: Chief Medical Officer, Cabaletta Bio.
In numbers
- Trades disclosed
- 25
- Buys
- 1
- Sells
- 0
- Bought
- $40K
- Sold
- $0
- Companies
- 1
- Companies where not an officer
- 0
- First trade
- 24 Oct 2019
- Last trade
- 2 Mar 2026
- Last filed
- 2 Mar 2026
Companies traded
Activity over time
1 Jan – 1 Oct
Buys above the line, sells below, each month.
Every trade
| Traded | Company | What | Amount | |
|---|---|---|---|---|
| 2 Mar 2026filed 2 Mar 2026 | CABA Cabaletta Biooption or derivative · Biotechnology | SEC FORM 4 Code A | —225,000 at $0.00 | filing |
| 2 Mar 2026filed 2 Mar 2026 | CABA Cabaletta Biooption or derivative · Biotechnology | SEC FORM 4 Code A | —225,000 at $0.00 | filing |
| 21 Jan 2026filed 21 Jan 2026 | CABA Cabaletta BioBiotechnology | SEC FORM 4 Bought | $20K8,800 at $2.26 | filing |
| 21 Jan 2026filed 21 Jan 2026 | CABA Cabaletta BioBiotechnology | SEC FORM 4 Bought | $20K8,800 at $2.26 | filing |
| 19 May 2025filed 19 May 2025 | CABA Cabaletta Biooption or derivative · Biotechnology | SEC FORM 4 Code D | —185,709 at $0.00 | filing |
| 19 May 2025filed 19 May 2025 | CABA Cabaletta Biooption or derivative · Biotechnology | SEC FORM 4 Code A | —185,709 at $0.00 | filing |
| 19 May 2025filed 19 May 2025 | CABA Cabaletta Biooption or derivative · Biotechnology | SEC FORM 4 Code D | —48,836 at $0.00 | filing |
| 19 May 2025filed 19 May 2025 | CABA Cabaletta Biooption or derivative · Biotechnology | SEC FORM 4 Code A | —48,836 at $0.00 | filing |
| 19 May 2025filed 19 May 2025 | CABA Cabaletta Biooption or derivative · Biotechnology | SEC FORM 4 Code D | —38,238 at $0.00 | filing |
| 19 May 2025filed 19 May 2025 | CABA Cabaletta Biooption or derivative · Biotechnology | SEC FORM 4 Code A | —38,238 at $0.00 | filing |
| 19 May 2025filed 19 May 2025 | CABA Cabaletta Biooption or derivative · Biotechnology | SEC FORM 4 Code D | —113,500 at $0.00 | filing |
| 19 May 2025filed 19 May 2025 | CABA Cabaletta Biooption or derivative · Biotechnology | SEC FORM 4 Code A | —113,500 at $0.00 | filing |
| 19 May 2025filed 19 May 2025 | CABA Cabaletta Biooption or derivative · Biotechnology | SEC FORM 4 Code D | —135,000 at $0.00 | filing |
| 19 May 2025filed 19 May 2025 | CABA Cabaletta Biooption or derivative · Biotechnology | SEC FORM 4 Code A | —135,000 at $0.00 | filing |
| 19 May 2025filed 19 May 2025 | CABA Cabaletta Biooption or derivative · Biotechnology | SEC FORM 4 Code D | —150,000 at $0.00 | filing |
| 19 May 2025filed 19 May 2025 | CABA Cabaletta Biooption or derivative · Biotechnology | SEC FORM 4 Code A | —150,000 at $0.00 | filing |
| 19 May 2025filed 19 May 2025 | CABA Cabaletta Biooption or derivative · Biotechnology | SEC FORM 4 Code D | —130,000 at $0.00 | filing |
| 19 May 2025filed 19 May 2025 | CABA Cabaletta Biooption or derivative · Biotechnology | SEC FORM 4 Code A | —130,000 at $0.00 | filing |
| 3 Mar 2025filed 4 Mar 2025 | CABA Cabaletta Biooption or derivative · Biotechnology | SEC FORM 4 Code A | —145,000 at $0.00 | filing |
| 1 Mar 2024filed 4 Mar 2024 | CABA Cabaletta Biooption or derivative · Biotechnology | SEC FORM 4 Code A | —130,000 at $0.00 | filing |
News
No headline names them, or the companies they trade most, lately.