1. Name and Address of Reporting Person*
| 639 NORTH ROSEMEAD BLVD., BUILDING 1 |
(Street)
| 2. Issuer Name and Ticker or Trading Symbol
Cogent, Inc. [COGT]
| 5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)| X | Director | X | 10% Owner | | X | Officer (give title below) | | Other (specify below) | | Chief Executive Officer |
|