SULLIVAN MARK

PrivateCIK: 1331843
Location

MOUNT LAUREL, NJ

SULLIVAN MARK (Chief Legal Officer) sold 3.9% of their position (13.01K shares) of DEFINIUM THERAPEUTICS, INC. on the open market

Open‑market sale worth $585.8K — a minor trim. Review remaining holdings and any 10b5‑1 plan disclosures.

S · 1 sale
InsiderSULLIVAN MARKCIK 1331843
Officer· Chief Legal Officer
Since Feb 2026
-13.01K
Net shares
Net seller
$585.8K
Total sold
1
Open market trades
0B · 1S
1
Total transactions
13.01K disposed
Non-Derivative Transactions1

Common Shares

Direct
S · Sale

Shares

13.01K

Price / share

$45.03

Trade value

$585.75K

% of position

3.9%
6/25/2026
333.58K320.57K
Total

Net shares

13.01K

Net value

-$585.75K

Derivative Transactions0
No derivative transactions reported
SULLIVAN MARK — Insider Transaction (Form 4) Filed Jun 26, 2026 | Finecho