Robert Gardner Harrison
Chief Information Officer · 5 filings · Latest: Mar 12, 2026
SERA PROGNOSTICS, INC.
| Ticker | Owner | Relationship | Date | Transaction | Cost | #Shares | Value ($) | #Shares Total | SEC Filing |
|---|---|---|---|---|---|---|---|---|---|
SERA | ROBERT HARRISON | — | Apr 21, 2026 | Proposed Sale | $2.29 | 2,000 | $4.6K | — | |
SERA | ROBERT HARRISON | — | Mar 24, 2026 | Proposed Sale | $1.82 | 2,000 | $3.6K | — | |
SERA | Robert Gardner Harrison | Chief Information Officer | Mar 11, 2026 | Sale | $2.04 | 716 | $1.5K | 76,712 | |
SERA | Harrison Robert Gardner | — | Mar 11, 2026 | Proposed Sale | $2.04 | 716 | $1.5K | — | |
SERA | Robert Gardner Harrison | Chief Information Officer | Mar 9, 2026 | Sale | $1.96 | 3,360 | $6.6K | 77,428 | |
SERA | Harrison Robert Gardner | — | Mar 9, 2026 | Proposed Sale | $1.96 | 3,360 | $6.6K | — | |
SERA | Robert Gardner Harrison | Chief Information Officer | Feb 24, 2026 | Sale | $2.34 | 2,000 | $4.7K | 80,788 | |
SERA | ROBERT HARRISON | — | Feb 24, 2026 | Proposed Sale | $2.45 | 2,000 | $4.9K | — | |
SERA | Robert Gardner Harrison | Chief Information Officer | Jan 27, 2026 | Sale | $2.97 | 2,000 | $5.9K | 82,788 | |
SERA | ROBERT HARRISON | — | Jan 27, 2026 | Proposed Sale | $3.09 | 2,000 | $6.2K | — | |
SERA | ROBERT GARDNER HARRISON | — | Dec 30, 2025 | Proposed Sale | $3.27 | 2,000 | $6.5K | — | |
SERA | Harrison Robert Gardner | — | Dec 10, 2025 | Proposed Sale | $3.31 | 616 | $2.0K | — | |
SERA | ROBERT GARDNER HARRISON | — | Dec 2, 2025 | Proposed Sale | $3.21 | 2,000 | $6.4K | — | |
SERA | Harrison Robert Gardner | — | Nov 10, 2025 | Proposed Sale | $2.62 | 6,528 | $17.1K | — | |
SERA | ROBERT GARDNER HARRISON | — | Nov 4, 2025 | Proposed Sale | $3.20 | 2,000 | $6.4K | — | |
SERA | ROBERT GARDNER HARRISON | — | Oct 7, 2025 | Proposed Sale | $3.26 | 2,000 | $6.5K | — | |
SERA | Harrison Robert Gardner | — | Sep 11, 2025 | Proposed Sale | $3.13 | 645 | $2.0K | — | |
SERA | ROBERT GARDNER HARRISON | — | Sep 9, 2025 | Proposed Sale | $3.17 | 2,000 | $6.3K | — | |
SERA | ROBERT GARDNER HARRISON | — | Aug 20, 2025 | Proposed Sale | $2.25 | 6,000 | $13.5K | — | |
SERA | Harrison Robert Gardner | — | Aug 8, 2025 | Proposed Sale | $2.54 | 5,962 | $15.1K | — |
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