As of June 09, 2026, Nautilus Biotechnology's top three insider holders are Parag Mallick (Chief Scientist, 20.49Mn shares), Sujal M Patel (Ceo, President, And Secretary, 10.37Mn shares), Advisors Llc Perceptive (Director, 9.11Mn shares).
| Holder | Position | Shares (Direct) | Shares (Indirect) | Report Date |
|---|---|---|---|---|
| Advisors Llc Perceptive | - | 0 | 9,111,151 | 09 Dec, 2021 |
| Sujal M Patel | Ceo, President, And Secretary | 10,366,721 | 0 | 04 Mar, 2026 |
| Gwen E Weld | Chief People Officer | 30,000 | 0 | 26 Sep, 2022 |
| Matthew S Mcilwain | - | 459,075 | 0 | 17 Nov, 2021 |
| Matthew L. Posard | - | 50,000 | 0 | 01 Dec, 2021 |
| Subramanian Sankar | Senior Vp, Product Development | 91,250 | 0 | 27 Sep, 2022 |
| Anna Mowry | Cfo And Treasurer | 83,000 | 0 | 02 Jun, 2025 |
| Parag Mallick | Chief Scientist | 20,493,392 | 0 | 12 May, 2025 |
| Matthew B. Murphy | General Counsel | 0 | 74,140 | 05 Sep, 2025 |
| Kentaro Suzuki | Chief Marketing Officer | 4,000 | 0 | 10 Nov, 2025 |
* 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 |
|---|---|---|---|---|---|---|---|---|
| 02 Mar, 2026 | Gwen E Weld | Stock Option (Right to Buy) | A | 160,000 | $0.00 | 160,000 | D | A |
| 02 Mar, 2026 | Kentaro Suzuki | Stock Option (Right to Buy) | A | 160,000 | $0.00 | 160,000 | D | A |
| 02 Mar, 2026 | Subramanian Sankar | Stock Option (Right to Buy) | A | 160,000 | $0.00 | 160,000 | D | A |
| 04 Mar, 2026 | Sujal M Patel | Common Stock | A | 25,000 | $2.61 | 10,366,721 | D | P |
| 02 Mar, 2026 | Kentaro Suzuki | Stock Option (Right to Buy) | A | 160,000 | $0.00 | 160,000 | D | A |
| 02 Mar, 2026 | Sujal M Patel | Stock Option (Right to Buy) | A | 650,000 | $0.00 | 650,000 | D | A |
| 02 Mar, 2026 | Matthew B. Murphy | Stock Option (Right to Buy) | A | 160,000 | $0.00 | 160,000 | D | A |
| 02 Mar, 2026 | Parag Mallick | Stock Option (Right to Buy) | A | 280,000 | $0.00 | 280,000 | D | A |
| 02 Mar, 2026 | Anna Mowry | Stock Option (Right to Buy) | A | 160,000 | $0.00 | 160,000 | D | A |
| 02 Mar, 2026 | Subramanian Sankar | Stock Option (Right to Buy) | A | 160,000 | $0.00 | 160,000 | D | A |
| 02 Mar, 2026 | Gwen E Weld | Stock Option (Right to Buy) | A | 160,000 | $0.00 | 160,000 | D | A |
| 04 Mar, 2026 | Sujal M Patel | Common Stock | A | 25,000 | $2.61 | 10,366,721 | D | P |
| 02 Mar, 2026 | Sujal M Patel | Stock Option (Right to Buy) | A | 650,000 | $0.00 | 650,000 | D | A |
| 06 Nov, 2025 | Kentaro Suzuki | Common Stock | A | 4,000 | $1.49 | 4,000 | D | P |
| 06 Nov, 2025 | Kentaro Suzuki | Common Stock | A | 4,000 | $1.49 | 4,000 | D | P |
| 05 Sep, 2025 | Sujal M Patel | Common Stock | A | 116,500 | $0.67 | 10,258,221 | D | P |
| 05 Sep, 2025 | Sujal M Patel | Common Stock | A | 116,500 | $0.67 | 10,258,221 | D | P |
| 08 Sep, 2025 | Sujal M Patel | Common Stock | A | 83,500 | $0.68 | 10,341,721 | D | P |
| 08 Sep, 2025 | Sujal M Patel | Common Stock | A | 83,500 | $0.68 | 10,341,721 | D | P |
| 04 Sep, 2025 | Matthew B. Murphy | Common Stock | A | 20,000 | $0.64 | 74,140 | I | P |