2 institutions reported holding $5,254 of ZENAS BIOPHARMA INC COM (ZBIO) in SEC 13F filings for 2026-06-30. Largest institutional holders: GAMMA Investing LLC ($4,949), CoreCap Advisors, LLC ($305). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | GAMMA Investing LLC | $4,949 | 195 | Trimmed |
| 2 | CoreCap Advisors, LLC | $305 | 12 | New |
Source: SEC Form 13F filings · as of 2026-06-30