Curis's three largest insider shareholders as of April 22, 2026 are James E Dentzer (President Ceo, 148.73K shares), Jonathan B. Zung (Cdo, 66.67K shares).
| Holder | Position | Shares (Direct) | Shares (Indirect) | Report Date |
|---|---|---|---|---|
| James E Dentzer | President Ceo | 148,730 | 0 | 23 Mar, 2026 |
| Jonathan B. Zung | Cdo | 66,667 | 0 | 23 Mar, 2026 |
* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.
| Transaction Date | Insider Name | Security Class | Transaction Type | Shares Traded | Price | Shares Remaining | Ownership | Code |
|---|---|---|---|---|---|---|---|---|
| 20 Mar, 2026 | Jonathan B. Zung | Common Stock | A | 66,667 | - | 66,667 | D | C |
| 20 Mar, 2026 | James E Dentzer | Common Stock | A | 133,333 | - | 148,730 | D | C |
| 20 Mar, 2026 | Jonathan B. Zung | Series B Convertible Preferred Stock | D | 50 | - | 0 | D | C |
| 20 Mar, 2026 | James E Dentzer | Series B Convertible Preferred Stock | D | 100 | - | 0 | D | C |
| 17 Mar, 2026 | Jonathan B. Zung | Series B Convertible Preferred Stock | A | 50 | - | 50 | D | A |
| 17 Mar, 2026 | James E Dentzer | Series B Convertible Preferred Stock | A | 100 | - | 100 | D | A |
| 17 Mar, 2026 | James E Dentzer | Series A Warrant (right to buy) | A | 133,333 | - | 133,333 | D | A |
| 17 Mar, 2026 | Jonathan B. Zung | Series A Warrant (right to buy) | A | 66,667 | - | 66,667 | D | A |
| 17 Mar, 2026 | Jonathan B. Zung | Series B Warrant (right to buy) | A | 66,667 | - | 66,667 | D | A |
| 17 Mar, 2026 | James E Dentzer | Series B Warrant (right to buy) | A | 133,333 | - | 133,333 | D | A |
| 17 Mar, 2026 | Jonathan B. Zung | Series C Warrant (right to buy) | A | 66,667 | - | 66,667 | D | A |
| 17 Mar, 2026 | James E Dentzer | Series C Warrant (right to buy) | A | 133,333 | - | 133,333 | D | A |
| 20 May, 2025 | John Hohneker | Non Qualified Stock Option | A | 14,400 | $3.13 | 14,400 | D | A |
| 20 May, 2025 | James E Dentzer | Employee stock option (right to buy) | A | 360,000 | $3.13 | 360,000 | D | A |
| 20 May, 2025 | Anne Elizabeth Borgman | Non Qualified Stock Option | A | 14,400 | $3.13 | 14,400 | D | A |
| 20 May, 2025 | Jonathan B. Zung | Employee stock option (right to buy) | A | 135,000 | $3.13 | 135,000 | D | A |
| 28 Jan, 2025 | James E Dentzer | Employee stock option (right to buy) | A | 40,000 | $3.13 | 40,000 | D | A |
| 28 Jan, 2025 | Jonathan B. Zung | Employee stock option (right to buy) | A | 15,000 | $3.13 | 15,000 | D | A |
| 28 Jan, 2025 | Anne Elizabeth Borgman | Non Qualified Stock Option | A | 1,600 | $3.13 | 1,600 | D | A |
| 28 Jan, 2025 | John Hohneker | Non Qualified Stock Option | A | 1,600 | $3.13 | 1,600 | D | A |