Senior insider sale
Chief Scientific Officer at SERA PROGNOSTICS, INC. — senior position signals high conviction
$10.4K
4.37K shares
What this filing means
BONIFACE JOHN J. plans to sell 4.37K shares of SERA PROGNOSTICS, INC. valued at approximately $10.4K. Form 144 is a notice of intent to sell restricted or control securities — not a mandatory transaction. This filing provides advance warning of potential selling pressure.
Filed: 3/10/2026ACC: 0001193125-26-100520
Officer· Chief Scientific Officer
Since Jul 2021
4.37K
Shares to sell
$10.4K
Approx. market value
3.04K
Acquired (3 months)
1
Planned
1 completed
Securities Acquired — Last 3 Months1
Restricted Stock Unit Vesting
Not Applicable
3/9/2026
3.04KTotal acquired3.04K
| Acquisition Date | Type | Amount Acquired | Gift |
|---|---|---|---|
3/9/2026 | Restricted Stock Unit Vesting Not Applicable | 3.04K | — |
| Total | 3.04K | ||
Planned & Completed Dispositions2
Completed
—Completed
Units to sell
1.33K
Market value
$4.4K
12/10/2025
Planned — Approximate Date
NASDAQPlanned
Units to sell
3.04K
Market value
$6.0K
3/9/2026
Total
Units
4.37K
Value
$10.4K
| Date | Units to Sell | Approx. Market Value | Exchange | Status |
|---|---|---|---|---|
| Completed | ||||
12/10/2025 | 1.33K | $4.4K | — | Completed |
| Planned — Approximate Date | ||||
3/9/2026 | 3.04K | $6.0K | NASDAQ | Planned |
| Total | 4.37K | $10.4K | ||