CTSO
Cytosorbents Corp
$149K
Cluster buy
Discretionary Insider Activity
Date:
06/12/2026
Insiders:
Chan Phillip P., director, and 1 others
Prior trend:
23 months of no clear discretionary insider activity

Summary

A $149K cluster buy for Cytosorbents Corp (CTSO) on 06/12/2026 after 23 months of no clear discretionary insider activity trend.

Reports

Action Amount Date Insider Role(s) SEC Filing No
Buy $105K 06/15/2026 Chan Phillip P. Director, Chief Executive Officer 0001104659-26-074164
Buy $44K 06/16/2026 MARIANI PETER J Chief Financial Officer 0001104659-26-074291

Stake Changes

Action Insider Role(s) Total Change % Change
Buy Chan Phillip P. Director, Chief Executive Officer $105K 17.6%
Buy MARIANI PETER J Chief Financial Officer $44K 18.6%

Transactions

Action Amount Date Insider Security Type SEC Code
Buy $100K 06/12/2026 Chan Phillip P. Common Stock Discretionary Purchase
Buy $4K 06/15/2026 Chan Phillip P. Common Stock Discretionary Purchase
Buy $44K 06/15/2026 MARIANI PETER J Common Stock Discretionary Purchase

Stats

Prior max multiple:
3.2
Prior median multiple:
3.2

Metadata

Signal ID:
TAz3fZI0BTyGRHTa
Scanned on:
06/16/2026
Status:
Current