Trade Summary

3 days ago, MARIANI PETER J, serving as Chief Financial Officer at Cytosorbents Corp (CTSO), purchased 100,000 shares at $0.44 per share, for a total transaction value of $44,000.00. Following this transaction, MARIANI PETER J now holds 638,113 shares of CTSO.

This purchase represents a 18.58% increase in MARIANI PETER J's stake in the company. This is considered a high-conviction trade given the significant change in ownership.

The trade was executed on Monday, June 15, 2026 and publicly disclosed via SEC Form 4 filing on Tuesday, June 16, 2026 at 7:00 AM ET, 1 day after the trade was made.

Cytosorbents Corp operates in the HEALTHCARE sector, specifically within the MEDICAL DEVICES industry. Insider buying activity in this sector can provide valuable signals about industry trends and company-specific developments.