| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Heckman Thomas J | CFO, Treasurer & Secretary | 6366 COLLEGE BLVD., OVERLAND PARK | /s/ Thomas J. Heckman | 02 Mar 2026 | 0001422224 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Underlying Class | Amount | Exercise Price | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | KUST | Employee Stock Option (Right to Buy) | Award | +22,500 | 22,500 | 22 Jan 2026 | Common Stock | 22,500 | $2.04 | Direct | F1, F2 |
| Id | Content |
|---|---|
| F1 | Reflects that reverse stock split, which occurred on January 8, 2026. |
| F2 | On January 22, 2026, the Board of Directors awarded the Reporting Person the options to acquire 22,500 shares of common stock, effective as of January 22, 2026, under its 2022 Stock Option and Restricted Stock Plan. The exercise price on such options to acquire common stock granted will be $2.04 per share, the closing price of the Common Stock on the Nasdaq Capital Market on January 22, 2026, and 100% of the options awarded will vest on January 22, 2027, contingent upon the Reporting Person remaining an officer on such date. |