Cytosorbents Corp. (CTSO)

NASDAQ

$5.58

$+0.80

(+14.95%)

After-Hours

Cytosorbents Corp. (CTSO) Live Price Chart

Last updated: ⁦2026-10-22 21:35:00⁩. Prices reflect the latest after-hours trading data. Stock price data is sourced from Massive.

Summary

Cytosorbents Corp. (CTSO) operates in the SURGICAL & MEDICAL INSTRUMENTS & APPARATUS sector and is listed on NASDAQ. The stock is currently priced at $5.58, with a market capitalization of $16.76M and a P/E ratio of --. Over the past 52 weeks, its price has ranged from $2.84 to $17.28. This page covers its latest market performance, valuation, price trends and company information.

Key Market Data

Market Cap	$16.76M
Open	$5.36
Day's High	$304.80
Day's Low	$2.84
Previous Close	$5.35
Volume	65.11K
Average Volume	29.85K
P/E Ratio	--
52-Week High	$17.28
52-Week Low	$2.84
Dividend Yield	--
Earnings Date	--

Cytosorbents Corp. (CTSO) After-Hours Stock Price

Cytosorbents Corp. (CTSO) is trading at $6.10 in after-hours trading as of 2026-10-22 21:27:00, up 14.09% ($0.75) from the regular-session close of $5.35.

After-hours trading shows how investors are pricing CTSO after the regular session closes. The current after-hours price is above the regular-session close, indicating positive after-hours sentiment.

Cytosorbents Corp. (CTSO) 7-Day Stock Price Change

Over the past seven days, Cytosorbents Corp. (CTSO) moved from $3.46 to $5.58, representing a gain of 61.33% ($2.12).

The stock traded between $2.84 and $6.85 during the period. The latest price is near the upper end of the 7-day range, indicating strong upward.

The average daily volume was 156.75 thousand shares, up versus the previous seven-day period, indicating higher trading activity.

CTSO 52-Week Price Position

Position in Range: 19.0%

52W Low$2.84

52W High$17.28

CTSO is currently trading at $5.58, placing it 19.0% of the way from its 52-week low of $2.84 to its 52-week high of $17.28. This percentage reflects the stock's relative position within its 52-week trading range, not its valuation or future performance.

What is Cytosorbents Corp. (CTSO)?

CytoSorbents Corp is a leader in blood purification for the treatment of life-threatening conditions in the intensive care unit and cardiac surgery. CytoSorbent's proprietary blood purification technologies are based on biocompatible, high-porous polymer beads that can actively remove toxic substances from blood and other bodily fluids by pore capture and surface adsorption. CytoSorbent's technologies are used in several broad applications. Specifically, two important applications are: the removal of blood thinners during and after cardiothoracic surgery to reduce the risk of severe bleeding, and the removal of inflammatory agents and toxins in common critical illnesses that can cause massive inflammation, organ failure, and patient death. Geographically, in the USA, Germany, and Others.

Cytosorbents Corp. Information

Industry	SURGICAL & MEDICAL INSTRUMENTS & APPARATUS
Employees	129
Exchange	NASDAQ
Company Website	https://www.cytosorbents.com

How to Buy Cytosorbents Corp. (CTSO) Stock on MEXC

Eligible investors can buy real shares of Cytosorbents Corp. (CTSO) through MEXC RealStocks. Follow these three steps to open a RealStocks account, transfer USDT, and place a US stock order.

Step 1: Open and Verify Your RealStocks Account

Log in to the MEXC App, go to Trade → RealStocks, and select Open Account. Complete the required account-opening and identity verification process with MEXC's partner licensed broker.

Step 2: Transfer USDT to Your RealStocks Account

Go to Wallets → RealStocks and transfer USDT from your Spot Account to your RealStocks Account. RealStocks are quoted in USD, while account funding can be completed using USDT.

Step 3: Search for CTSO and Place Your Order

Open the RealStocks trading page and search for CTSO. Select a market or limit order, enter the price and quantity as required, review the order details, and submit your order. Once filled, the corresponding real shares will be held in your RealStocks Account.

Frequently Asked Questions (FAQ)

1.What is Cytosorbents Corp. (CTSO) stock price today?

Cytosorbents Corp. (CTSO) is currently trading at $ 5.58, up 4.34% ($0.23) from the previous close of $ 5.35. Intraday prices update in real time during regular trading hours.

2.Is CTSO stock going up or down today?

As of 2026-10-22 21:27:00, CTSO is trading at $ 5.58, up 4.34% ($0.23) from its previous close of $ 5.35. The stock has traded between $ 2.84 and $ 304.80 during today’s regular session. Past price movements do not guarantee future results.

3.What is CTSO pre-market price?

As of 2026-10-22 21:27:00, CTSO is trading at $ 5.71 in pre-market trading, up 6.64% ($0.36) from the previous close of $ 5.35. Pre-market prices reflect trading activity before the regular session opens and may experience lower liquidity and higher volatility.

4.What is CTSO after-hours price?

As of 2026-10-22 21:27:00, CTSO is trading at $ 6.10 in after-hours trading, up 14.09% ($0.75) from the regular-session close of $ 5.35. After-hours prices may differ from the regular session’s opening price due to lower liquidity and wider bid-ask spreads.

5.Is CTSO stock trading now?

CTSO trades on the NASDAQ exchange during regular hours, Monday through Friday, 9:30 AM to 4:00 PM ET, excluding public holidays. Pre-market and after-hours trading are also available through select brokers outside these hours.

6.Where does CTSO sit relative to its 52-week high and low?

Over the past 52 weeks, CTSO has traded between a low of $ 2.84 and a high of $ 17.28. At $ 5.58, the stock is positioned 19.0% of the way from its 52-week low to its 52-week high, providing context for its current price within the one-year trading range.

7.What sector is Cytosorbents Corp. in?

Cytosorbents Corp. (CTSO) operates in the SURGICAL & MEDICAL INSTRUMENTS & APPARATUS sector. Sector classification helps investors compare it with companies exposed to similar market trends and competitive conditions.

8.What is Cytosorbents Corp.'s market capitalization and where is it listed?

Cytosorbents Corp. is listed on the NASDAQ exchange with a market capitalization of $ 16.76M. Market cap reflects the total market value of all outstanding shares and is commonly used to classify stocks by size.

9.How is CTSO valued in terms of P/E ratio and EPS?

CTSO trades at a P/E ratio of --, based on trailing-twelve-month EPS of $ -5.78. P/E ratio compares the stock price to earnings per share and is a common starting point for assessing valuation relative to peers.

10.Does Cytosorbents Corp. pay a dividend?

Cytosorbents Corp. pays an indicated annual cash dividend of $ 0.00 per share, with a current dividend yield of 0.00% based on the latest share price. Dividend policies are subject to change at the board's discretion.