Aura Biosciences's three largest insider shareholders as of April 28, 2026 are Capital Management Company, Lp Matrix (TenPercentOwner, 6.92Mn shares), Capital Management Company, Lp Matrix (TenPercentOwner, 6.92Mn shares), Capital Management Company, Lp Matrix (TenPercentOwner, 4.11Mn shares).
| Holder | Position | Shares (Direct) | Shares (Indirect) | Report Date |
|---|---|---|---|---|
| Capital Management Company, Lp Matrix | - | 0 | 6,922,870 | 09 Nov, 2023 |
| Capital Management Company, Lp Matrix | - | 0 | 6,922,870 | 09 Nov, 2023 |
| Capital Management Company, Lp Matrix | - | 0 | 4,112,870 | 04 Nov, 2021 |
| Capital Management Company, Lp Matrix | - | 0 | 4,112,870 | 04 Nov, 2021 |
| Los Pinos Elisabet De | - | 575,815 | 0 | 03 Mar, 2026 |
| Los Pinos Elisabet De | - | 575,815 | 0 | 03 Mar, 2026 |
| Janet Jill Hopkins | Chief Medical Officer | 321,340 | 0 | 03 Mar, 2026 |
| Janet Jill Hopkins | Chief Medical Officer | 321,340 | 0 | 03 Mar, 2026 |
| Anthony S Gibney | - | 278,178 | 0 | 03 Mar, 2026 |
| Anthony S Gibney | - | 278,178 | 0 | 03 Mar, 2026 |
| Mark Plavsic | Chief Technology Officer | 243,736 | 0 | 03 Mar, 2026 |
| Mark Plavsic | Chief Technology Officer | 243,736 | 0 | 03 Mar, 2026 |
| Conor Kilroy | General Counsel And Secretary | 217,835 | 0 | 16 Apr, 2026 |
| David Michael Johnson | - | 179,167 | 0 | 18 Jun, 2025 |
| David Michael Johnson | - | 179,167 | 0 | 18 Jun, 2025 |
| David Michael Johnson | - | 0 | 150,000 | 09 Nov, 2023 |
| David Michael Johnson | - | 0 | 150,000 | 09 Nov, 2023 |
| David Michael Johnson | - | 0 | 139,672 | 02 Nov, 2021 |
| David Michael Johnson | - | 0 | 139,672 | 02 Nov, 2021 |
| Julie B Feder | Chief Financial Officer | 134,276 | 0 | 21 Oct, 2024 |
| Julie B Feder | Chief Financial Officer | 134,276 | 0 | 21 Oct, 2024 |
| Los Pinos Elisabet De | - | 0 | 131,412 | 02 Nov, 2021 |
| Los Pinos Elisabet De | - | 0 | 131,412 | 02 Nov, 2021 |
| Amy Elazzouzi | Senior Vice President, Finance | 120,060 | 0 | 03 Mar, 2026 |
| Amy Elazzouzi | Senior Vice President, Finance | 120,060 | 0 | 03 Mar, 2026 |
| Ventures Management (Jersey) Ltd Medicxi | - | 0 | 70,540 | 04 Nov, 2021 |
| Ventures Management (Jersey) Ltd Medicxi | - | 0 | 70,540 | 04 Nov, 2021 |
| Cadmus Rich | - | 58,703 | 0 | 23 Jan, 2023 |
| Cadmus Rich | - | 58,703 | 0 | 23 Jan, 2023 |
| Rosch Mark De | Chief Operating Officer | 58,635 | 0 | 23 Jan, 2023 |
| Rosch Mark De | Chief Operating Officer | 58,635 | 0 | 23 Jan, 2023 |
| Antony C. Mattessich | - | 23,500 | 0 | 18 Jun, 2025 |
| Sapna Srivastava | - | 23,500 | 0 | 18 Jun, 2025 |
| Sapna Srivastava | - | 23,500 | 0 | 18 Jun, 2025 |
| Teresa Marie Bitetti | - | 21,000 | 0 | 02 Apr, 2025 |
| Teresa Marie Bitetti | - | 21,000 | 0 | 02 Apr, 2025 |
| Christopher Brett Primiano | Chief Business Officer | 8,750 | 0 | 29 Oct, 2021 |
| Christopher Brett Primiano | Chief Business Officer | 8,750 | 0 | 29 Oct, 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 |
|---|---|---|---|---|---|---|---|---|
| 16 Apr, 2026 | Conor Kilroy | Common Stock | D | 11,738 | $7.02 | 217,835 | D | S |
| 02 Mar, 2026 | Janet Jill Hopkins | Common Stock | A | 89,056 | $0.00 | 321,340 | D | A |
| 02 Mar, 2026 | Conor Kilroy | Common Stock | A | 62,339 | $0.00 | 229,573 | D | A |
| 02 Mar, 2026 | Los Pinos Elisabet De | Common Stock | A | 166,000 | $0.00 | 575,815 | D | A |
| 02 Mar, 2026 | Anthony S Gibney | Common Stock | A | 71,245 | $0.00 | 278,178 | D | A |
| 02 Mar, 2026 | Janet Jill Hopkins | Common Stock | A | 89,056 | $0.00 | 321,340 | D | A |
| 02 Mar, 2026 | Los Pinos Elisabet De | Common Stock | A | 166,000 | $0.00 | 575,815 | D | A |
| 02 Mar, 2026 | Mark Plavsic | Common Stock | A | 62,339 | $0.00 | 243,736 | D | A |
| 02 Mar, 2026 | Anthony S Gibney | Common Stock | A | 71,245 | $0.00 | 278,178 | D | A |
| 02 Mar, 2026 | Mark Plavsic | Common Stock | A | 62,339 | $0.00 | 243,736 | D | A |
| 02 Mar, 2026 | Amy Elazzouzi | Common Stock | A | 44,528 | $0.00 | 120,060 | D | A |
| 02 Mar, 2026 | Amy Elazzouzi | Common Stock | A | 44,528 | $0.00 | 120,060 | D | A |
| 02 Mar, 2026 | Conor Kilroy | Stock Option (Right to Buy) | A | 112,661 | $0.00 | 112,661 | D | A |
| 02 Mar, 2026 | Amy Elazzouzi | Stock Option (Right to Buy) | A | 80,472 | $0.00 | 80,472 | D | A |
| 02 Mar, 2026 | Anthony S Gibney | Stock Option (Right to Buy) | A | 128,755 | $0.00 | 128,755 | D | A |
| 02 Mar, 2026 | Mark Plavsic | Stock Option (Right to Buy) | A | 112,661 | $0.00 | 112,661 | D | A |
| 02 Mar, 2026 | Janet Jill Hopkins | Stock Option (Right to Buy) | A | 160,944 | $0.00 | 160,944 | D | A |
| 02 Mar, 2026 | Janet Jill Hopkins | Stock Option (Right to Buy) | A | 160,944 | $0.00 | 160,944 | D | A |
| 02 Mar, 2026 | Mark Plavsic | Stock Option (Right to Buy) | A | 112,661 | $0.00 | 112,661 | D | A |
| 02 Mar, 2026 | Amy Elazzouzi | Stock Option (Right to Buy) | A | 80,472 | $0.00 | 80,472 | D | A |