| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Schaffner Brian Paul | Director | 2025 SW DEERHOUND AVE, REDMOND | /s/ Shawna Bowin, Attorney-in-Fact for Brian Paul Schaffner | 20 Nov 2025 | 0001921639 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | XPON | Common Stock | Award | $0 | +100,000 | +165% | $0.000000 | 160,493 | 16 Oct 2025 | Direct | F1, F2 |
| Id | Content |
|---|---|
| F1 | Reflects a grant of restricted stock units ("RSUs") made to the Reporting Person under the Issuer's 2021 Incentive Award Plan. Each RSU represents a contingent right to receive one share of the Issuer's common stock, par value $0.001 per share ("Common Stock"). The RSUs vested in full on October 16, 2025. |
| F2 | Includes (i) 115,057 shares of Common Stock, and (ii) 45,436 shares of Common Stock, which the Reporting Person has the right to acquire upon the exercise of stock options exercisable within 60 days of November 20, 2025. |
Exhibit 24.1 - Power of Attorney