| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Lu Hongbo | Director | C/O ZENAS BIOPHARMA, INC., 852 WINTER ST., SUITE 250, WALTHAM | Hongbo Lu, By: Hongbo Lu | 09 Oct 2025 | 0001767584 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | ZBIO | Common Stock | Purchase | $1M | +58.8K | $17.00 | 58.8K | 13 Sep 2024 | See footnote | F1 | |
| transaction | ZBIO | Common Stock | Purchase | $5M | +263K | +447.38% | $19.00 | 322K | 07 Oct 2025 | See footnote | F2, F3 |
| Id | Content |
|---|---|
| F1 | The reported securities are owned directly by NEXTBio Master Fund LP and may be deemed to be indirectly beneficially owned by (i) NEXTBio Capital LLC, the general partner of NEXTBio Master Fund LP, (ii) NEXTBio Capital Management LP, the investment manager to NEXTBio Master Fund LP, and (iii) Hongbo Lu, a managing member of NEXTBio Capital LLC. The Reporting Person disclaims beneficial ownership of the reported securities except to the extent of their pecuniary interest therein, and this report shall not be deemed an admission that the Reporting Person is the beneficial owner of the securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purpose. |
| F2 | The reported securities are owned directly by NEXTBio Master Fund LP or NextBio Evergreen LLC and may be deemed to be indirectly beneficially owned by (i) NEXTBio Capital LLC, the general partner of NEXTBio Master Fund LP (with respect to such securities directly owned by NEXTBio Master Fund LP), (ii) NEXTBio Capital Evergreen GP LLC, the managing member of NEXTBio Evergreen LLC (with respect to such securities directly owned by NextBio Evergreen LLC), (iii) NEXTBio Capital Management LP, the investment manager to NEXTBio Master Fund LP and NextBio Evergreen LLC, and (iv) Hongbo Lu, a managing member of NEXTBio Capital LLC and NEXTBio Capital Evergreen GP LLC. |
| F3 | (Continued from footnote 2) The Reporting Person disclaims beneficial ownership of the reported securities except to the extent of their pecuniary interest therein, and this report shall not be deemed an admission that the Reporting Person is the beneficial owner of the securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purpose. |