There are no significant Insider Shareholders in Harrow as of January 02, 2026.
| Holder | Position | Shares | Report Date |
|---|---|---|---|
| Mark L Baum | Chief Executive Officer | 2,986,130 | 16 Dec, 2025 |
| Andrew R. Boll | President And Cfo | 811,179 | 16 Dec, 2025 |
| John P. Saharek | Ceo & President And Imprimisrx | 467,388 | 07 Apr, 2025 |
| Management Inc. Opaleye | 90,000 | 11 Jun, 2025 | |
| Martin A. Makary | 45,000 | 15 Aug, 2023 | |
| Richard L Md Lindstrom | 26,100 | 03 Oct, 2022 | |
| Horn R. Lawrence Van | 1,860 | 23 Dec, 2022 |
* 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 |
|---|---|---|---|---|---|---|---|---|
| 12 Dec, 2025 | Andrew R. Boll | Common Stock | A | 60,000 | $3.95 | 837,844 | D | M |
| 12 Dec, 2025 | Mark L Baum | Common Stock | A | 180,000 | $3.95 | 3,066,124 | D | M |
| 12 Dec, 2025 | Mark L Baum | Common Stock | D | 79,994 | $47.06 | 2,986,130 | D | F |
| 12 Dec, 2025 | Andrew R. Boll | Common Stock | D | 26,665 | $47.06 | 811,179 | D | F |
| 21 Jul, 2025 | Mark L Baum | Common stock | A | 600,000 | $7.87 | 3,199,462 | D | M |
| 21 Jul, 2025 | Mark L Baum | Common stock | D | 313,338 | $37.08 | 2,886,124 | D | F |
| 09 Jun, 2025 | Management Inc. Opaleye | Common Stock, par value $0.001 per share | D | 15,204 | $30.37 | 105,000 | I | S |
| 10 Jun, 2025 | Management Inc. Opaleye | Common Stock, par value $0.001 per share | D | 15,000 | $30.80 | 90,000 | I | S |
| 03 Jun, 2025 | Management Inc. Opaleye | Common Stock, par value $0.001 per share | D | 3,000 | $30.04 | 122,000 | I | S |
| 04 Jun, 2025 | Management Inc. Opaleye | Common Stock, par value $0.001 per share | D | 1,796 | $30.02 | 120,204 | I | S |
| 12 May, 2025 | Management Inc. Opaleye | Common Stock, par value $0.001 per share | D | 10,000 | $25.90 | 130,000 | I | S |
| 12 May, 2025 | Management Inc. Opaleye | - | - | 130,000 | I | |||
| 13 May, 2025 | Management Inc. Opaleye | - | - | 125,000 | I | |||
| 13 May, 2025 | Management Inc. Opaleye | Common Stock, par value $0.001 per share | D | 5,000 | $26.59 | 125,000 | I | S |
| 03 Apr, 2025 | John P. Saharek | Common Stock | A | 277,200 | $0.00 | 576,863 | D | M |
| 03 Apr, 2025 | Andrew R. Boll | Common Stock | A | 346,500 | $0.00 | 914,589 | D | M |
| 03 Apr, 2025 | Mark L Baum | Common Stock | A | 762,300 | $0.00 | 2,899,825 | D | M |
| 03 Apr, 2025 | Andrew R. Boll | - | - | 914,589 | D | |||
| 07 Apr, 2025 | Andrew R. Boll | Common Stock | D | 136,745 | $23.09 | 777,844 | D | F |
| 07 Apr, 2025 | Mark L Baum | Common Stock | D | 300,363 | $23.09 | 2,599,462 | D | F |