LIEBER JONATHAN I

PrivateCIK: 1350090
Location

WALTHAM, MA

LIEBER JONATHAN I (Chief Financial Officer) exercised options at RALLYBIO CORP

Option exercise — a mechanical event triggered by vesting or expiry. Not a discretionary conviction trade.

M · 1 exercise
InsiderLIEBER JONATHAN ICIK 1350090
→
IssuerRALLYBIO CORPCIK 1739410
Officer· Chief Financial Officer
Since Feb 2026
0.00
Net shares
Net seller
$23.8K
Total acquired
0
Open market trades
0B · 0S
2
Total transactions
3.91K acquired · 3.91K disposed
Non-Derivative Transactions1

Common Stock

Direct
M · Option Exercise

Shares

+3.91K

Price / share

$6.08

Trade value

$23.77K

% of position

40.1%
10/9/2026
9.74K→13.65K
Total

Net shares

+3.91K

Net value

$23.77K

Derivative Transactions1

Option (Right to Buy)

Direct
M · Option Exercise
Converts to

Common Stock

3.91K shares

Shares

−3.91K

Strike price

6.08

Held after

0.00

Exercisable

—

10/9/2026
LIEBER JONATHAN I — Insider Transaction (Form 4) Filed Oct 13, 2026 | Finecho