NAUT's three largest insider shareholders as of April 28, 2026 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 |
|---|---|---|---|---|
| Parag Mallick | Chief Scientist | 20,493,392 | 0 | 12 May, 2025 |
| Sujal M Patel | Ceo, President, And Secretary | 10,366,721 | 0 | 04 Mar, 2026 |
| Advisors Llc Perceptive | - | 0 | 9,111,151 | 09 Dec, 2021 |
| Advisors Llc Perceptive | - | 0 | 9,111,151 | 09 Dec, 2021 |
| Advisors Llc Perceptive | - | 0 | 9,111,151 | 09 Dec, 2021 |
| Advisors Llc Perceptive | - | 0 | 9,111,151 | 09 Dec, 2021 |
| Matthew S Mcilwain | - | 459,075 | 0 | 17 Nov, 2021 |
| Subramanian Sankar | Senior Vp, Product Development | 91,250 | 0 | 27 Sep, 2022 |
| Anna Mowry | Cfo And Treasurer | 83,000 | 0 | 02 Jun, 2025 |
| Matthew B. Murphy | General Counsel | 0 | 74,140 | 05 Sep, 2025 |
| Gwen E Weld | Chief People Officer | 30,000 | 0 | 26 Sep, 2022 |
| 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 |
|---|---|---|---|---|---|---|---|---|
| 04 Mar, 2026 | Sujal M Patel | Common Stock | A | 25,000 | $2.61 | 10,366,721 | D | P |
| 02 Mar, 2026 | Gwen E Weld | Stock Option (Right to Buy) | A | 160,000 | $0.00 | 160,000 | 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 | Kentaro Suzuki | Stock Option (Right to Buy) | A | 160,000 | $0.00 | 160,000 | D | A |
| 02 Mar, 2026 | Anna Mowry | Stock Option (Right to Buy) | A | 160,000 | $0.00 | 160,000 | D | A |
| 02 Mar, 2026 | Sujal M Patel | Stock Option (Right to Buy) | A | 650,000 | $0.00 | 650,000 | D | A |
| 02 Mar, 2026 | Parag Mallick | Stock Option (Right to Buy) | A | 280,000 | $0.00 | 280,000 | D | A |
| 02 Mar, 2026 | Subramanian Sankar | Stock Option (Right to Buy) | A | 160,000 | $0.00 | 160,000 | D | A |
| 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 |
| 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 |
| 23 Jun, 2025 | Matthew S Mcilwain | Stock Option (Right to Buy) | A | 45,000 | $0.00 | 45,000 | D | A |
| 23 Jun, 2025 | Melissa B, Epperly | Stock Option (Right to Buy) | A | 45,000 | $0.00 | 45,000 | D | A |
| 23 Jun, 2025 | Karen Akinsanya | Stock Option (Right to Buy) | A | 45,000 | $0.00 | 45,000 | D | A |
| 23 Jun, 2025 | Farzad Nazem | Stock Option (Right to Buy) | A | 45,000 | $0.00 | 45,000 | D | A |
| 29 May, 2025 | Anna Mowry | Common Stock | A | 15,000 | $0.77 | 83,000 | D | P |
| 08 May, 2025 | Parag Mallick | Common Stock | A | 12,000 | $0.73 | 20,491,892 | D | P |
| 12 May, 2025 | Parag Mallick | Common Stock | A | 1,500 | $0.73 | 20,493,392 | D | P |
| 19 Mar, 2025 | Sujal M Patel | Common Stock | A | 53,300 | $0.99 | 10,117,788 | D | P |