Peter J Mariani bought $44K of CTSO stock

Peter J Mariani, Chief Financial Officer of Cytosorbents Corp (CTSO), bought 100,000 shares of CTSO stock worth $44K, per an SEC Form 4 filed Jun 16, 2026.

It was an open-market purchase.

The trade happened on Jun 15, 2026, 1 day before it was made public.

CTSO has moved -32.5% since the trade date, from $8.64 to $5.83 (Nov 9, 2026 close).