BNTC's three largest insider shareholders as of March 23, 2026 are Capital Management, Llc Suvretta (Director, 1.85Mn shares), Megan Boston (Executive Director, 25.91K shares).
| Holder | Position | Shares (Direct) | Shares (Indirect) | Report Date |
|---|---|---|---|---|
| Capital Management, Llc Suvretta | 0 | 1,848,156 | 29 Dec, 2025 | |
| Megan Boston | Executive Director | 25,907 | 0 | 14 Aug, 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 |
|---|---|---|---|---|---|---|---|---|
| 22 Jan, 2026 | Sharon Mates | Options (right to buy) | A | 31,500 | $0.00 | 31,500 | D | A |
| 23 Dec, 2025 | Capital Management, Llc Suvretta | Common stock, par value $0.0001 per share | A | 42,600 | $12.85 | 9,620,075 | I | P |
| 23 Dec, 2025 | Capital Management, Llc Suvretta | Common stock, par value $0.0001 per share | A | 7,400 | $12.85 | 1,834,053 | I | P |
| 26 Dec, 2025 | Capital Management, Llc Suvretta | Common stock, par value $0.0001 per share | A | 14,320 | $13.10 | 9,634,395 | I | P |
| 26 Dec, 2025 | Capital Management, Llc Suvretta | Common stock, par value $0.0001 per share | A | 2,516 | $13.10 | 1,836,569 | I | P |
| 29 Dec, 2025 | Capital Management, Llc Suvretta | Common stock, par value $0.0001 per share | A | 65,800 | $13.44 | 9,700,195 | I | P |
| 29 Dec, 2025 | Capital Management, Llc Suvretta | Common stock, par value $0.0001 per share | A | 11,587 | $13.44 | 1,848,156 | I | P |
| 18 Dec, 2025 | Capital Management, Llc Suvretta | Common stock, par value $0.0001 per share | A | 8,700 | $11.24 | 9,546,875 | I | P |
| 18 Dec, 2025 | Capital Management, Llc Suvretta | Common stock, par value $0.0001 per share | A | 1,515 | $11.24 | 1,821,327 | I | P |
| 19 Dec, 2025 | Capital Management, Llc Suvretta | Common stock, par value $0.0001 per share | A | 13,950 | $11.48 | 9,560,825 | I | P |
| 19 Dec, 2025 | Capital Management, Llc Suvretta | Common stock, par value $0.0001 per share | A | 2,434 | $11.48 | 1,823,761 | I | P |
| 22 Dec, 2025 | Capital Management, Llc Suvretta | Common stock, par value $0.0001 per share | A | 16,650 | $12.08 | 9,577,475 | I | P |
| 22 Dec, 2025 | Capital Management, Llc Suvretta | Common stock, par value $0.0001 per share | A | 2,892 | $12.08 | 1,826,653 | I | P |
| 01 Dec, 2025 | Edward F Smith | Options (right to buy) | A | 35,000 | $0.00 | 35,000 | D | A |
| 01 Dec, 2025 | Kishan Mehta | Options (right to buy) | A | 35,000 | $0.00 | 35,000 | D | A |
| 01 Dec, 2025 | Peter Francis | Options (right to buy) | A | 35,000 | $0.00 | 35,000 | D | A |
| 01 Dec, 2025 | Sharon Mates | Options (right to buy) | A | 3,500 | $0.00 | 3,500 | D | A |
| 18 Nov, 2025 | Sophie Mukadam | Options (right to buy) | A | 500,000 | $0.00 | 500,000 | D | A |
| 18 Nov, 2025 | Megan Boston | Options (right to buy) | A | 200,000 | $0.00 | 200,000 | D | A |
| 18 Nov, 2025 | Jerel A. Banks | Options (right to buy) | A | 450,000 | $0.00 | 450,000 | D | A |