AERTS AUSTIN

PrivateCIK: 1979974
Location

SALT LAKE CITY, UT

AERTS AUSTIN (Chief Financial Officer) sold 0.2% of their position (674.00 shares) of SERA PROGNOSTICS, INC. on the open market

Open‑market sale worth $1.3K — a minor trim. Review remaining holdings and any 10b5‑1 plan disclosures.

S · 1 sale
InsiderAERTS AUSTINCIK 1979974
IssuerSERA PROGNOSTICS, INC.CIK 1534969
Officer· Chief Financial Officer
Since Mar 2026
-674.00
Net shares
Net seller
$1.3K
Total sold
1
Open market trades
0B · 1S
1
Total transactions
674.00 disposed
Non-Derivative Transactions1

Class A Common Stock

Direct
S · Sale

Shares

674.00

Price / share

$1.96

Trade value

$1.32K

% of position

0.2%
3/9/2026
272.21K271.54K
Total

Net shares

674.00

Net value

-$1.32K

Derivative Transactions0
No derivative transactions reported
AERTS AUSTIN — Insider Transaction (Form 4) Filed Mar 10, 2026 | Finecho