Corporate Board Profile
Tech Score: 0/100
| Filing Date | Source Excerpt |
|---|---|
| 2019-04-24 | "Dr. Barker holds a BS with honors in Chemistry from the California Institute of Technology and a PhD in Biochemistry from Brandeis University." |
| 2020-05-19 | "Dr. Barker holds a BS with honors in Chemistry from the California Institute of Technology and a Ph.D. in Biochemistry from Brandeis University." |
| 2021-04-27 | "Dr. Barker holds a BS with honors in Chemistry from the California Institute of Technology and a Ph.D. in Biochemistry from Brandeis University." |
| 2022-04-27 | “Dr. Barker holds a BS with honors in Chemistry ... and a Ph.D. in Biochemistry ...” |
| 2023-04-28 | "Dr. Barker holds a B.S. with honors in Chemistry from the California Institute of Technology and a Ph.D. in Biochemistry from Brandeis University." |
| 2024-04-26 | "Dr. Barker holds a B.S. with honors in Chemistry from the California Institute of Technology and a Ph.D. in Biochemistry from Brandeis University." |
| 2024-08-21 | David L. Barker, Ph.D. |
| 2024-12-05 | David L. Barker, Ph.D. |
Source material: SEC submissions metadata and DEF 14A proxy filings from EDGAR. Last updated: 2026-04-25