BARROW ROBERT

PrivateCIK: 1897557
Location

NEW YORK, NY

BARROW ROBERT (Chief Executive Officer) sold 3.2% of their position (25.79K shares) of DEFINIUM THERAPEUTICS, INC. on the open market

Open‑market sale worth $339.1K — a minor trim. Review remaining holdings and any 10b5‑1 plan disclosures.

S · 1 sale
InsiderBARROW ROBERTCIK 1897557
DirectorOfficer· Chief Executive Officer
Since Jan 2022
-25.79K
Net shares
Net seller
$339.1K
Total sold
1
Open market trades
0B · 1S
1
Total transactions
25.79K disposed
Non-Derivative Transactions1

Common Shares

Direct
S · Sale

Shares

25.79K

Price / share

$13.15

Trade value

$339.07K

% of position

3.2%
12/26/2025
804.27K778.48K
Total

Net shares

25.79K

Net value

-$339.07K

Derivative Transactions0
No derivative transactions reported
BARROW ROBERT — Insider Transaction (Form 4) Filed Dec 29, 2025 | Finecho