| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Patel Sujal M | CEO, President, and Secretary, Director, 10%+ Owner | C/O NAUTILUS BIOTECHNOLOGY, INC., 2701 EASTLAKE AVENUE EAST, SEATTLE | /s/ Mathew B. Murphy, as Attorney-in-Fact | 09 Sep 2025 | 0001378830 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | NAUT | Common Stock | Purchase | $78,544 | +116,500 | +1.1% | $0.6742 | 10,258,221 | 05 Sep 2025 | Direct | F1 |
| transaction | NAUT | Common Stock | Purchase | $57,030 | +83,500 | +0.81% | $0.6830 | 10,341,721 | 08 Sep 2025 | Direct | F2 |
| holding | NAUT | Common Stock | 1,814,035 | 05 Sep 2025 | By Sujal Patel 2020 Children's Trust, u/a/d December 3, 2020 | F3 | |||||
| holding | NAUT | Common Stock | 5,280,476 | 05 Sep 2025 | By PFV I, LLC | F4 |
| Id | Content |
|---|---|
| F1 | Represents the weighted average share price of an aggregate total of 116,500 shares purchased in the price range of $0.6547 to $0.6899 by the reporting person. The reporting person undertakes to provide upon request by the Commission staff, the issuer or a security holder of the issuer, full information regarding the number of shares purchased at each separate price. |
| F2 | Represents the weighted average share price of an aggregate total of 83,500 shares purchased in the price range of $0.6581 to $0.7145 by the reporting person. The reporting person undertakes to provide upon request by the Commission staff, the issuer or a security holder of the issuer, full information regarding the number of shares purchased at each separate price. |
| F3 | Shares held by Sujal Patel 2020 Children's Trust, u/a/d December 3, 2020 (the "Patel Trust"). The reporting person and the reporting person's spouse are the trustees of the Patel Trust. |
| F4 | Shares held by PFV I, LLC. The reporting person is the manager of PFV I, LLC. |