BONIFACE JOHN J. (Chief Scientific Officer) sold 1.0% of their position (1.52K shares) of SERA PROGNOSTICS, INC. on the open market
Open‑market sale worth $3.1K — a minor trim. Review remaining holdings and any 10b5‑1 plan disclosures.
S · 1 sale
Filed: 3/12/2026ACC: 0001193125-26-104705
Officer· Chief Scientific Officer
Since Jul 2021
-1.52K
Net shares
Net seller
$3.1K
Total sold
1
Open market trades
0B · 1S
1
Total transactions
1.52K disposed
Non-Derivative Transactions1
Class A Common Stock
Direct
Shares
−1.52K
Price / share
$2.04
Trade value
$3.09K
% of position
1.0%
3/11/2026
147.36K→145.84K
Total
Net shares
−1.52K
Net value
-$3.09K
| Security | Date | Type | Shares | Price / Share | Trade Value | % of Position | Held Before | Held After |
|---|---|---|---|---|---|---|---|---|
| Class A Common Stock Direct | 3/11/2026 | S · Sale | −1.52K | $2.04 | $3.09K | 1.0% | 147.36K | 145.84K |
| Total | −1.52K | -$3.09K | ||||||
Derivative Transactions0
No derivative transactions reported