Does Rallies show 13F holders for CTSO?

Yes. Rallies tracks hedge fund and 13F ownership data for CTSO, including fund names, share counts, latest tracked quarter, and position changes when available.

Is CTSO research on Rallies investment advice?

No. Rallies provides research, data, and educational context for CTSO. It does not provide personalized investment advice.

CTSO (Cytosorbents Corp.) Stock Analysis - Hedge Fund Holdings

Cytosorbents Corp. (CTSO) is a publicly traded Healthcare sector company. As of May 21, 2026, CTSO trades at $0.47 with a market cap of $30.08M and a P/E ratio of -2.41. CTSO moved +0.00% today. Year to date, CTSO is -29.44%; over the trailing twelve months it is -44.08%. Its 52-week range spans $0.45 to $1.61. Analyst consensus is neutral with an average price target of $0.75. Rallies surfaces CTSO's financials, insider trades, hedge fund holdings, congressional trades, analyst ratings, and AI-generated research below.

Who owns CTSO stock?

Hedge funds tracked by Rallies that own CTSO include Redmile Group. The latest tracked quarter is Mar 31, 2023. Rallies shows current holdings, share counts, position changes, and 13F ownership context for Cytosorbents Corp..

CTSO Key Metrics

Key financial metrics for CTSO
Metric	Value
Price	$0.47
Market Cap	$30.08M
P/E Ratio	-2.41
EPS	$-0.19
Dividend Yield	0.00%
52-Week High	$1.61
52-Week Low	$0.45
Volume	0
Avg Volume	0
Revenue (TTM)	$37.20M
Net Income	$-11.85M
Gross Margin	71.00%

Top Hedge Funds Holding CTSO

Redmile Group holds 181.64K shares of CTSO, changed +0.00% as of Mar 31, 2023.

Latest CTSO News

CytoSorbents Q1 Revenue Up 2% to $8.9M; Cash at $6.4M, FDA Filing Planned — May 13, 2026

Recent CTSO Insider Trades

MARIANI PETER J bought 20.00K (~$19.29K) on Dec 13, 2024.
MARIANI PETER J bought 20.00K (~$17.87K) on Dec 12, 2024.
MARIANI PETER J bought 11.36K (~$10.10K) on Dec 11, 2024.

CTSO Analyst Consensus

1 analysts cover CTSO: 0 strong buy, 0 buy, 1 hold, 0 sell, 0 strong sell. Consensus rating is neutral. Average price target: $0.75.

Common questions about CTSO

Who owns CTSO stock?: Hedge funds tracked by Rallies that own CTSO include Redmile Group. The latest tracked quarter is Mar 31, 2023. Rallies shows current holdings, share counts, position changes, and 13F ownership context for Cytosorbents Corp..
Does Rallies show 13F holders for CTSO?: Yes. Rallies tracks hedge fund and 13F ownership data for CTSO, including fund names, share counts, latest tracked quarter, and position changes when available.
Is CTSO research on Rallies investment advice?: No. Rallies provides research, data, and educational context for CTSO. It does not provide personalized investment advice.