Based on data from the past 90 days ending December 12, 2025, Protara Therapeutics's three largest insider shareholders are CEO And President Jesse Shefferman (959.89K shares), Director Luke M Beshar (198.00K shares), Chief Medical Officer Leonardo Viana Nicacio (52.18K shares).
| Holder | Position | Shares | Report Date |
|---|---|---|---|
| Jesse Shefferman | CEO And President | 959,886 | 30 Jun, 2025 |
| Luke M Beshar | 198,000 | 05 Jul, 2022 | |
| Jacqueline Zummo | CHF Scientific Operations Off | 98,861 | 28 Mar, 2025 |
| Jathin Bandari | Chief Medical Officer | 56,704 | 23 Jan, 2024 |
| Leonardo Viana Nicacio | Chief Medical Officer | 52,181 | 17 Apr, 2025 |
| Richard S Levy | 51,000 | 19 May, 2025 | |
| William Conkling | Chief Commercial Officer | 50,000 | 04 Jun, 2025 |
| Patrick Fabbio | Chief Financial Officer | 45,500 | 28 Jan, 2025 |
| Management Inc. Opaleye | 45,000 | 12 Sep, 2024 | |
| Hannah Fry | VP And Controller | 38,942 | 28 Jan, 2025 |
| Blaine Davis | Chief Financial Officer | 20,662 | 19 Jul, 2022 |
| Martin Sebastian Olivo | Chief Medical Officer | 14,344 | 14 Jun, 2021 |
* 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 |
|---|---|---|---|---|---|---|---|---|
| 26 Jun, 2025 | Jesse Shefferman | Common Stock | D | 1,700 | $0.00 | 976,853 | D | G |
| 26 Jun, 2025 | Jesse Shefferman | Common Stock | D | 3,400 | $0.00 | 973,453 | D | G |
| 27 Jun, 2025 | Jesse Shefferman | Common Stock | D | 10,200 | $0.00 | 963,253 | D | G |
| 27 Jun, 2025 | Jesse Shefferman | Common Stock | D | 3,367 | $0.00 | 959,886 | D | G |
| 24 Jun, 2025 | Jesse Shefferman | Common Stock | D | 300,000 | $0.00 | 659,886 | D | G |
| 02 Jun, 2025 | William Conkling | Common Stock | A | 50,000 | $0.00 | 50,000 | D | A |
| 14 May, 2025 | Richard S Levy | Common Stock | A | 20,000 | $3.19 | 51,000 | D | P |
| 14 May, 2025 | Richard S Levy | Common Stock | A | 20,000 | $3.19 | 51,000 | D | P |
| 15 Apr, 2025 | Leonardo Viana Nicacio | Common Stock | A | 50,000 | $0.00 | 52,181 | D | A |
| 26 Mar, 2025 | Jacqueline Zummo | Common Stock | D | 21,224 | $4.53 | 98,861 | D | S |
| 24 Jan, 2025 | Hannah Fry | Common Stock | A | 9,500 | $0.00 | 38,942 | D | A |
| 24 Jan, 2025 | Jesse Shefferman | Common Stock | A | 65,000 | $0.00 | 994,022 | D | A |
| 24 Jan, 2025 | Patrick Fabbio | Common Stock | A | 23,500 | $0.00 | 45,500 | D | A |
| 24 Jan, 2025 | Jacqueline Zummo | Common Stock | A | 24,500 | $0.00 | 126,639 | D | A |
| 21 Jan, 2025 | Patrick Fabbio | Common Stock | D | 3,061 | $4.76 | 18,939 | D | F |
| 21 Jan, 2025 | Jacqueline Zummo | Common Stock | D | 6,554 | $4.76 | 95,585 | D | F |
| 21 Jan, 2025 | Hannah Fry | Common Stock | D | 2,130 | $4.76 | 27,312 | D | F |
| 21 Jan, 2025 | Jesse Shefferman | Common Stock | D | 15,469 | $4.76 | 913,553 | D | F |
| 21 Jan, 2025 | Patrick Fabbio | - | - | 18,939 | D | |||
| 03 Jan, 2025 | Hannah Fry | Common Stock | D | 394 | $6.14 | 29,442 | D | F |