As of May 04, 2026, the three largest insider holders of OBIO are Advisors Llc Perceptive (TenPercentOwner, 5.29Mn shares), Advisors Llc Perceptive (TenPercentOwner, 5.29Mn shares), Advisors Llc Perceptive (TenPercentOwner, 5.29Mn shares).
| Holder | Position | Shares (Direct) | Shares (Indirect) | Report Date |
|---|---|---|---|---|
| Advisors Llc Perceptive | - | 0 | 5,292,556 | 05 Aug, 2025 |
| Advisors Llc Perceptive | - | 0 | 5,292,556 | 05 Aug, 2025 |
| Advisors Llc Perceptive | - | 0 | 5,292,556 | 05 Aug, 2025 |
| Advisors Llc Perceptive | - | 0 | 5,292,556 | 05 Aug, 2025 |
| Plc Medtronic | - | 0 | 4,999,423 | 01 Feb, 2023 |
| Roderick Wong | Chief Executive Officer | 0 | 2,808,512 | 26 Jan, 2023 |
| Geoffrey Wade Smith | - | 0 | 1,834,783 | 08 May, 2023 |
| 2 Holdings, Llc Hsac | - | 1,705,705 | 0 | 07 Aug, 2024 |
| Geoffrey Wade Smith | - | 3,488 | 1,507,166 | 30 Jan, 2023 |
| Darren Sherman | - | 1,204,252 | 0 | 27 Mar, 2026 |
| David P Hochman | - | 1,054,029 | 0 | 27 Mar, 2026 |
| Darren Sherman | - | 923,837 | 0 | 08 Aug, 2025 |
| Darren Sherman | - | 765,787 | 0 | 10 Sep, 2024 |
| Andrew Lawrence Taylor | Chief Financial Officer | 632,493 | 0 | 13 Feb, 2026 |
| Andrew Lawrence Taylor | Chief Financial Officer | 480,788 | 0 | 08 Aug, 2025 |
| David P Hochman | - | 0 | 439,482 | 12 Dec, 2025 |
| David P Hochman | - | 0 | 349,331 | 04 Aug, 2025 |
| William Reed Little | - | 307,859 | 0 | 03 Jun, 2024 |
| Michael Kaswan | Chief Financial Officer | 162,574 | 0 | 05 May, 2023 |
| Yuval Mika | - | 158,905 | 0 | 10 May, 2024 |
| Jason Aryeh | - | 108,482 | 0 | 19 Sep, 2025 |
| Jason Aryeh | - | 107,482 | 0 | 08 Aug, 2025 |
| Eric S Fain | - | 0 | 71,709 | 25 Aug, 2025 |
| Eric S Fain | - | 0 | 58,449 | 08 Aug, 2025 |
| Eric S Fain | - | 0 | 50,949 | 27 Jun, 2025 |
| Pamela Ann Connealy | - | 48,711 | 0 | 08 Aug, 2025 |
| George Papandreou | - | 42,000 | 0 | 10 May, 2024 |
| John Prosper Mack | - | 40,286 | 0 | 08 Aug, 2025 |
| Chris Cleary | - | 36,901 | 0 | 06 Feb, 2026 |
| Geoffrey Wade Smith | - | 20,913 | 0 | 24 Jul, 2023 |
| Joshua Aiello | Principal Accounting Officer | 18,644 | 0 | 27 Mar, 2026 |
| Eric A Md Rose | - | 7,544 | 0 | 21 Jun, 2024 |
| Eric S Fain | - | 7,500 | 0 | 08 Aug, 2025 |
| David P Hochman | - | 0 | 6,000 | 26 Sep, 2024 |
| Joshua Aiello | Principal Accounting Officer | 4,722 | 0 | 28 Mar, 2025 |
| David P Hochman | - | 0 | 3,823 | 05 May, 2023 |
| Eric A Md Rose | - | 2,168 | 0 | 19 May, 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 |
|---|---|---|---|---|---|---|---|---|
| 25 Mar, 2026 | Darren Sherman | Common Stock, par value $0.0001 per share | D | 33,317 | $4.57 | 1,204,252 | D | F |
| 25 Mar, 2026 | Joshua Aiello | Common Stock, par value $0.0001 per share (Common Stock) | D | 241 | $4.57 | 18,644 | D | F |
| 25 Mar, 2026 | David P Hochman | Common Stock, par value $0.0001 per share (Common Stock) | D | 32,438 | $4.57 | 1,054,029 | D | F |
| 13 Mar, 2026 | David P Hochman | Common Stock, par value $0.0001 per share (Common Stock) | A | 10,000 | $4.29 | 1,086,467 | D | P |
| 12 Feb, 2026 | David P Hochman | Common Stock, par value $0.0001 per share (Common Stock) | A | 504,000 | $0.00 | 1,076,467 | D | A |
| 12 Feb, 2026 | Joshua Aiello | Stock Option (Right to Buy) | A | 70,000 | $0.00 | 70,000 | D | A |
| 12 Feb, 2026 | Darren Sherman | Common Stock, par value $0.0001 per share | A | 397,000 | $0.00 | 1,237,569 | D | A |
| 12 Feb, 2026 | Andrew Lawrence Taylor | Common Stock, par value $0.0001 per share | A | 181,000 | $0.00 | 632,493 | D | A |
| 05 Feb, 2026 | Chris Cleary | Common Stock, par value $0.0001 per share (Common Stock) | D | 676 | $3.71 | 36,901 | D | F |
| 28 Jan, 2026 | Darren Sherman | Stock Option | A | 34,974 | $0.00 | 34,974 | D | A |
| 02 Jan, 2026 | Andrew Lawrence Taylor | Common Stock, par value $0.0001 per share | D | 3,452 | $4.31 | 451,493 | D | F |
| 02 Jan, 2026 | Darren Sherman | Common Stock, par value $0.0001 per share | D | 5,588 | $4.31 | 840,569 | D | F |
| 02 Jan, 2026 | Joshua Aiello | Common Stock, par value $0.0001 per share (Common Stock) | D | 241 | $4.31 | 18,885 | D | F |
| 10 Dec, 2025 | David P Hochman | Common Stock, par value $0.0001 per share (Common Stock) | D | 40,355 | $4.67 | 572,467 | D | F |
| 10 Dec, 2025 | Andrew Lawrence Taylor | Common Stock, par value $0.0001 per share | D | 8,670 | $4.67 | 454,945 | D | F |
| 10 Dec, 2025 | David P Hochman | Common Stock | D | 3,283 | $4.67 | 439,482 | I | F |
| 25 Nov, 2025 | Darren Sherman | Common Stock, par value $0.0001 per share | D | 40,340 | $5.35 | 846,157 | D | F |
| 25 Nov, 2025 | Andrew Lawrence Taylor | Common Stock, par value $0.0001 per share | D | 3,071 | $5.35 | 463,615 | D | F |
| 14 Nov, 2025 | David P Hochman | Common Stock, par value $0.0001 per share (Common Stock) | A | 5,000 | $4.07 | 612,822 | D | P |
| 13 Nov, 2025 | David P Hochman | Common Stock, par value $0.0001 per share (Common Stock) | D | 3,283 | $4.18 | 607,822 | D | F |