Quick Takeaways
- David J. Chang has 1 issuer position tracked on this page.
- Estimated disclosed ownership value: $19,887.
- Recent insider filing activity is available below.
- Info
- Insider Ownership
Insider Trading & Ownership of David J. Chang
- Location
- Philadelphia, PA
- Summary
- The estimated net worth of David J. Chang is at least $19,887 dollars as of 02 Mar 2026. David J. Chang is the Chief Medical Officer of Cabaletta Bio, Inc. and owns shares of Cabaletta Bio, Inc. (CABA) stock worth about $19.9K.
- Signature
- By: /s/ Michael Gerard, as Attorney-in-Fact
- All Insider Reports
- All Insider Reports
Follow Filing Activity
Follow David J. Chang and return when a new Insider Trading filing changes the record on this page.
This uses the existing product follow flow to surface future filing-backed changes without guessing what they mean.
What Changed
- Largest disclosed position: Cabaletta Bio, Inc. ($19,887).
- Past-year value change for that position: +$19,888.
Why This Matters
- This page translates Forms 3/4/5 into a quick ownership context before you inspect each transaction row.
- You can cross-check role, issuer, and filing chronology directly against the SEC source.
Source Evidence
Filed on Form 4
See Original Filing
Insider ownership context is sourced from SEC Forms 3, 4, and 5.
Ownership of David J. Chang
| Symbol | Company | Relationship | Holdings Value | Past Year Net Change | Change % | Report Period |
|---|---|---|---|---|---|---|
| CABA | Cabaletta Bio, Inc. | Chief Medical Officer | $19,887 | +$19,888 | +100% | 02 Mar 2026 |
Insider Transactions Reported by David J. Chang:
| Sym | Company | Class | Transaction | % | Value $ | * Price $ | Shares | Shares After | Date | Ownership |
|---|
* An asterisk sign (*) next to the price indicates that the price is likely invalid.