| Date | Owner | Type | Security | Price | Units | Value | |
|---|---|---|---|---|---|---|---|
| Foundation Fighting Blindness Retinal Degeneration Fund | S | Common Stock | |||||
| Foundation Fighting Blindness, Inc. | S | Common Stock | |||||
| Yerxa Benjamin R President | S | Common Stock | |||||
| Schachle Joseph K Chief Operating Officer | S | Common Stock | |||||
| Zaremba Rabourn Amy Head of Fin. Quality Assurance | S | Common Stock |