Data spanning the past 90 days through February 19, 2026 reveals that Iterum Therapeutics's three principal insider shareholders consist of Director Michael W. Dunne (241.00K shares), Chief Executive Officer Corey N. Fishman (137.06K shares), Director Ronald Hunt (105.47K shares).
| Holder | Position | Shares | Report Date |
|---|---|---|---|
| Michael W. Dunne | 241,001 | 20 Nov, 2025 | |
| Corey N. Fishman | Chief Executive Officer | 137,062 | 12 Aug, 2024 |
| Ronald Hunt | 105,468 | 02 Oct, 2023 | |
| Beth Hecht | 18,839 | 15 Jun, 2023 | |
| Mark Chin | 18,306 | 15 Jun, 2023 | |
| Sailaja Puttagunta | Chief Medical Officer | 10,369 | 04 Dec, 2023 |
| Judith M. Matthews | Chief Financial Officer | 8,135 | 14 Mar, 2023 |
* 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 |
|---|---|---|---|---|---|---|---|---|
| 18 Nov, 2025 | Michael W. Dunne | Ordinary Shares | A | 6,000 | $0.37 | 241,001 | D | P |
| 08 Aug, 2025 | Michael W. Dunne | Ordinary Shares | A | 15,000 | $0.72 | 235,001 | D | P |
| 06 Aug, 2024 | Ronald Hunt | - | - | 91,122 | I | |||
| 06 Aug, 2024 | Ronald Hunt | Ordinary Shares | A | 182,453 | - | 253,898 | I | M |
| 06 Aug, 2024 | Ronald Hunt | Ordinary Shares | A | 65,481 | - | 91,122 | I | M |
| 06 Aug, 2024 | Michael W. Dunne | Ordinary Shares | A | 106,247 | - | 220,001 | D | M |
| 06 Aug, 2024 | Corey N. Fishman | - | - | 137,062 | D | |||
| 06 Aug, 2024 | Corey N. Fishman | Ordinary Shares | A | 82,613 | - | 137,062 | D | M |
| 22 Dec, 2023 | Michael W. Dunne | Ordinary Shares | A | 25,000 | $1.40 | 113,754 | D | P |
| 18 Dec, 2023 | Michael W. Dunne | Ordinary Shares | A | 10,000 | $1.84 | 88,754 | D | P |
| 01 Dec, 2023 | Sailaja Puttagunta | - | - | 10,369 | D | |||
| 01 Dec, 2023 | Sailaja Puttagunta | Ordinary Shares | A | 8,333 | $0.00 | 13,302 | D | A |
| 01 Dec, 2023 | Sailaja Puttagunta | Ordinary Shares | D | 2,933 | $2.12 | 10,369 | D | F |
| 01 Dec, 2023 | Sailaja Puttagunta | - | - | 13,302 | D | |||
| 22 Nov, 2023 | Michael W. Dunne | Ordinary Shares | A | 20,000 | $2.03 | 78,754 | D | P |
| 20 Nov, 2023 | Corey N. Fishman | Ordinary Shares | A | 10,000 | $1.59 | 54,449 | D | P |
| 01 Oct, 2023 | Ronald Hunt | - | - | 14,346 | D | |||
| 01 Oct, 2023 | Ronald Hunt | Ordinary Shares | A | 5,479 | - | 14,346 | D | M |
| 01 Oct, 2023 | Michael W. Dunne | Ordinary Shares | A | 3,487 | - | 58,754 | D | M |
| 01 Jul, 2023 | Ronald Hunt | Ordinary Shares | A | 2,796 | - | 8,867 | D | M |