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CIK 0001175151 · Non-accelerated filer<br>Smaller reporting company

Cytosorbents Corp

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Ticker
CTSO
Exchange
Nasdaq
Industry
Surgical & Medical Instruments & Apparatus
FY end
Dec 31
Incorporated
DE
Entity type
operating
EIN
980373793
Phone
973-329-8885
Business address
305 COLLEGE ROAD EAST, PRINCETON, NJ, 08540
Former names
MedaSorb Technologies CORP, GILDER ENTERPRISES INC
Open-market buys, last 90 days
$120,435
in 4 filings
Open-market sales, last 90 days
$0
in 0 filings

Net +$120,435. Shares bought or sold at a price by officers, directors and 10% owners (Form 4 codes P and S). Grants, option exercises and tax withholding aren't counted.

Date Insider Transaction Shares Price Value Owned after
2026-09-14 Capponi Vincent President and COO Purchase +1,800 $6.07 $11K 40,114
2026-09-14 Capponi Vincent President and COO Purchase +273 $5.90 $2K 40,387
2025-08-08 Capponi Vincent President and COO Grant or award +89,100 766,268
2025-08-08 Capponi Vincent President and COO Grant or award · Stock Option (Right to Buy) +111,100 111,100
2025-02-24 Capponi Vincent President and COO Other acquisition +12,000 $1.13 $14K 677,168
2025-02-24 Capponi Vincent President and COO Other disposition · Series A Right Warrants (right to buy) −12,000 $1.13 $14K 0
2025-01-17 Capponi Vincent President and COO Option exercise +31,760 $1.00 $32K 665,168
2025-01-17 Capponi Vincent President and COO Option exercise · Subscription Rights (right to buy) −31,760 0
2025-01-17 Capponi Vincent President and COO Other acquisition · Series A Right Warrants +31,760 31,760
2025-01-17 Capponi Vincent President and COO Other acquisition · Series B Right Warrants +31,760 31,760
2024-10-04 Capponi Vincent President and COO Grant or award · Stock Option (Right to Buy) +100,000 100,000
2024-10-04 Capponi Vincent President and COO Grant or award · Stock Option (Right to Buy) +50,000 50,000
2024-04-02 Capponi Vincent President and COO Grant or award +81,000 665,134
2024-04-02 Capponi Vincent President and COO Grant or award · Stock Option (Right to Buy) +101,000 101,000
2024-03-29 Capponi Vincent President and COO Grant or award · Stock Option (Right to Buy) +48,923 48,923
2023-12-13 Capponi Vincent President & COO Purchase +18,797 $1.33 $25K 584,134
2023-12-13 Capponi Vincent President & COO Purchase · Common Stock Warrant (Right to Buy) +6,578 6,578
2023-07-07 Capponi Vincent President & COO Grant or award +73,000 576,153
2023-07-07 Capponi Vincent President & COO Grant or award · Stock Option (right to buy) +91,000 91,000
2023-07-07 Capponi Vincent President & COO Grant or award · Stock Option (right to buy) +42,000 42,000

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