| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | REFR | Common Stock | Purchase | $7,518 | +7,750 | +3.7% | $0.9700 | 217,192 | 11 Dec 2023 | Direct | |
| holding | REFR | Common Stock | 125,000 | 11 Dec 2023 | Held By reporting person's wife | ||||||
| holding | REFR | Common Stock | 75,158 | 11 Dec 2023 | Held by reporting person's business, of which he has 50% ownership interest | ||||||
| holding | REFR | Common Stock | 29,626 | 11 Dec 2023 | Held in IRA by reporting person's wife | ||||||
| holding | REFR | Common Stock | 3,269 | 11 Dec 2023 | Held as Custodian for reporting person's Grand children |