XAIR's three largest insider shareholders as of May 14, 2026 are Steven A. Lisi (Ceo And Chairman Of The Board, 3.33Mn shares), Amir Avniel (Chief Business Officer, 685.76K shares), Ron Bentsur (Director, 144.74K shares).
| Holder | Position | Shares (Direct) | Shares (Indirect) | Report Date |
|---|---|---|---|---|
| Steven A. Lisi | Ceo And Chairman Of The Board | 3,327,411 | 0 | 23 Jul, 2025 |
| Amir Avniel | Chief Business Officer | 685,760 | 0 | 29 Dec, 2023 |
| Ron Bentsur | - | 144,736 | 0 | 21 Mar, 2023 |
| Michael A. Gaul | Chief Operating Officer | 94,150 | 0 | 21 Feb, 2025 |
| Jeff Lynn Myers | Chief Medical Officer | 46,577 | 0 | 29 Dec, 2023 |
| Douglas Quinton Larson | Chief Financial Officer | 27,548 | 0 | 21 Mar, 2024 |
| Yoori Lee | - | 12,654 | 0 | 29 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 |
|---|---|---|---|---|---|---|---|---|
| 04 Nov, 2025 | Michael A. Gaul | Stock Options (Right to buy) | D | 17,500 | - | 0 | D | D |
| 04 Nov, 2025 | Yoori Lee | Stock Options (Right to buy) | D | 2,250 | - | 0 | D | D |
| 04 Nov, 2025 | Michael A. Gaul | Stock Options (Right to buy) | A | 17,500 | - | 17,500 | D | A |
| 04 Nov, 2025 | Yoori Lee | Stock Options (Right to buy) | A | 2,250 | - | 2,250 | D | A |
| 04 Nov, 2025 | Michael A. Gaul | Stock Options (Right to buy) | D | 8,500 | - | 0 | D | D |
| 04 Nov, 2025 | Yoori Lee | Stock Options (Right to buy) | D | 2,000 | - | 0 | D | D |
| 04 Nov, 2025 | Yoori Lee | Stock Options (Right to buy) | A | 2,000 | - | 2,000 | D | A |
| 04 Nov, 2025 | Michael A. Gaul | Stock Options (Right to buy) | A | 8,500 | - | 8,500 | D | A |
| 04 Nov, 2025 | Michael A. Gaul | Stock Options (Right to buy) | D | 3,500 | - | 0 | D | D |
| 04 Nov, 2025 | Yoori Lee | Stock Options (Right to buy) | D | 1,500 | - | 0 | D | D |
| 04 Nov, 2025 | Michael A. Gaul | Stock Options (Right to buy) | A | 3,500 | - | 3,500 | D | A |
| 04 Nov, 2025 | Yoori Lee | Stock Options (Right to buy) | A | 1,500 | - | 1,500 | D | A |
| 04 Nov, 2025 | Michael A. Gaul | Stock Options (Right to buy) | D | 1,250 | - | 0 | D | D |
| 04 Nov, 2025 | Yoori Lee | Stock Options (Right to buy) | D | 1,250 | - | 0 | D | D |
| 04 Nov, 2025 | Yoori Lee | Stock Options (Right to buy) | A | 1,250 | - | 1,250 | D | A |
| 04 Nov, 2025 | Michael A. Gaul | Stock Options (Right to buy) | A | 1,250 | - | 1,250 | D | A |
| 04 Nov, 2025 | Michael A. Gaul | Stock Options (Right to buy) | D | 500 | - | 0 | D | D |
| 04 Nov, 2025 | Yoori Lee | Stock Options (Right to buy) | D | 1,250 | - | 0 | D | D |
| 04 Nov, 2025 | Yoori Lee | Stock Options (Right to buy) | A | 1,250 | - | 1,250 | D | A |
| 04 Nov, 2025 | Michael A. Gaul | Stock Options (Right to buy) | A | 500 | - | 500 | D | A |