| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Sheffield Ian | Director | 3 VAN DE GRAAFF DRIVE, SUITE 200, BURLINGTON | /s/ Lisa A. Davidson, Attorney-in-fact | 2025-09-04 | 0001594410 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Underlying Class | Amount | Exercise Price | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | GUTS | Stock Option | Award | $0 | +45K | $0.00 | 45K | Sep 2, 2025 | Common Stock | 45K | $0.98 | Direct | F1 |
| Id | Content |
|---|---|
| F1 | The stock option was awarded for the Reporting Person's appointment on the Issuer's board of directors pursuant to the Issuer's non-employee compensation policy. The stock option vests in three annual installments beginning on the first anniversary of the grant in each case subject to continued service on the Issuer's board of directors as a non-employee director through the vesting date. |