SIEVERS ERIC

PrivateCIK: 1835116
Location

SAN DIEGO, CA

SIEVERS ERIC (Chief Medical Officer) reported 2 transactions at BIOATLA, INC.

Review the transaction codes below to understand the nature of each event.

InsiderSIEVERS ERICCIK 1835116
IssuerBIOATLA, INC.CIK 1826892
Officer· Chief Medical Officer
Since Dec 2020
-494.00
Net shares
Net seller
$587.46
Total sold
0
Open market trades
0B · 0S
2
Total transactions
494.00 disposed
Non-Derivative Transactions2

Common Stock

Direct
F · Tax Withholding

Shares

360.00

Price / share

$0.17

Trade value

$60.84

% of position

3.0%
3/11/2026
11.97K11.61K

Common Stock

Direct
F · Tax Withholding

Shares

134.00

Price / share

$3.93

Trade value

$526.62

% of position

1.1%
5/31/2026
11.97K11.84K
Total

Net shares

494.00

Net value

-$587.46

Derivative Transactions0
No derivative transactions reported
SIEVERS ERIC — Insider Transaction (Form 4) Filed Jun 5, 2026 | Finecho