Stock listing
BOATS:CTSO CytoSorbents Corporation Stock
US listing (BOATS) of CytoSorbents Corporation · home listing NASDAQ:CTSO
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Home listing price · NASDAQ:CTSO
$5.35 USD +0.03 (+0.6%)
Close on Oct 21, 2026 · This listing has no price on 6ix; the price shown is the home listing's, NASDAQ:CTSO
- Day range
- $5.25 – $5.95 USDOct 21, 2026
- Volume
- 39,654 sharesOct 21, 2026
- Market cap
- $16.86M USDAt the close on Oct 21, 2026 · price × 3.15M shares outstanding
- 52-week range
- $2.84 – $17.28 USDLowest and highest trades, Oct 22, 2025 – Oct 21, 2026
Prices by listing
| Listing | Last | Change | Volume | Open | High | Low | Previous close | Price from |
|---|---|---|---|---|---|---|---|---|
| NASDAQ:CTSO · Home | $5.35 USD | +0.03 (+0.6%) | 39,654 | $5.43 | $5.95 | $5.25 | $5.32 | Close on Oct 21, 2026 |
Daily closes
Last 3 months, Jul 21, 2026 – Oct 21, 2026 · NASDAQ:CTSO · USD, adjusted for splits
| Day | Close | Change | % | Open | High | Low | Volume |
|---|---|---|---|---|---|---|---|
| $5.35 | +0.03 | +0.6% | $5.43 | $5.95 | $5.25 | 39,654 | |
| $5.32 | +0.36 | +7.3% | $4.88 | $5.35 | $4.534 | 79,244 | |
| $4.96 | +0.85 | +20.7% | $4.13 | $5.33 | $4.13 | 255,942 | |
| $4.11 | +1.05 | +34.3% | $3.01 | $4.60 | $3.01 | 684,831 | |
| $3.06 | -0.03 | -1.0% | $2.955 | $3.09 | $2.84 | 10,827 | |
| $3.09 | -0.37 | -10.7% | $3.39 | $3.46 | $2.96 | 16,511 | |
| $3.46 | -0.13 | -3.6% | $3.655 | $3.655 | $3.422 | 10,170 | |
| $3.59 | -0.20 | -5.3% | $3.65 | $3.82 | $3.51 | 8,340 | |
| $3.79 | +0.06 | +1.6% | $3.67 | $3.802 | $3.589 | 6,233 | |
| $3.73 | -0.14 | -3.6% | $3.81 | $3.81 | $3.674 | 10,837 | |
| $3.87 | -0.09 | -2.3% | $4.00 | $4.06 | $3.84 | 6,377 | |
| $3.96 | -0.005 | -0.1% | $4.07 | $4.29 | $3.89 | 24,863 | |
| $3.965 | -0.085 | -2.1% | $3.85 | $4.05 | $3.66 | 8,377 | |
| $4.05 | -0.135 | -3.2% | $4.17 | $4.29 | $3.83 | 12,547 | |
| $4.185 | +0.285 | +7.3% | $4.38 | $4.50 | $3.93 | 8,271 | |
| $3.90 | -0.10 | -2.5% | $4.13 | $4.15 | $3.765 | 13,674 | |
| $4.00 | -0.02 | -0.5% | $4.08 | $4.48 | $4.00 | 9,813 | |
| $4.02 | -0.36 | -8.2% | $4.28 | $4.565 | $3.97 | 14,255 | |
| $4.38 | +0.08 | +1.9% | $4.44 | $4.828 | $4.33 | 6,532 | |
| $4.30 | -0.61 | -12.4% | $5.20 | $5.20 | $3.94 | 24,869 | |
| $4.91 | -0.41 | -7.7% | $5.25 | $5.36 | $4.895 | 6,107 | |
| $5.32 | -0.19 | -3.4% | $5.53 | $5.59 | $5.31 | 6,350 | |
| $5.51 | -0.24 | -4.2% | $5.79 | $5.79 | $5.16 | 14,274 | |
| $5.75 | -0.01 | -0.2% | $5.88 | $6.00 | $5.50 | 11,770 | |
| $5.76 | +0.03 | +0.5% | $5.96 | $5.96 | $5.75 | 3,068 | |
| $5.73 | -0.33 | -5.4% | $6.03 | $6.11 | $5.56 | 4,908 | |
| $6.06 | -0.01 | -0.2% | $6.00 | $6.239 | $6.00 | 11,997 | |
| $6.07 | -0.34 | -5.3% | $6.33 | $6.344 | $5.13 | 9,356 | |
| $6.41 | +0.04 | +0.6% | $6.50 | $6.615 | $6.32 | 12,093 | |
| $6.37 | +0.04 | +0.6% | $6.37 | $6.74 | $6.25 | 14,388 | |
| $6.33 | -0.52 | -7.6% | $6.74 | $6.98 | $6.11 | 36,919 | |
| $6.85 | -0.152 | -2.2% | $6.76 | $7.44 | $6.75 | 18,134 | |
| $7.002 | +0.002 | 0.0% | $6.906 | $7.394 | $6.732 | 1,156 | |
| $7.00 | -0.676 | -8.8% | $7.136 | $8.118 | $6.80 | 1,921 | |
| $7.676 | +0.916 | +13.6% | $7.22 | $9.434 | $6.66 | 14,496 | |
| $6.76 | -0.06 | -0.9% | $6.678 | $7.00 | $6.64 | 157 | |
| $6.82 | +0.108 | +1.6% | $6.82 | $6.882 | $6.23 | 279 | |
| $6.712 | -0.096 | -1.4% | $6.60 | $7.498 | $6.40 | 284 | |
| $6.808 | -0.392 | -5.4% | $7.264 | $7.498 | $6.80 | 272 | |
| $7.20 | +0.094 | +1.3% | $7.02 | $7.508 | $7.02 | 66 | |
| $7.106 | -0.298 | -4.0% | $7.40 | $7.80 | $7.00 | 309 | |
| $7.404 | +0.004 | +0.1% | $7.00 | $7.622 | $6.80 | 396 | |
| $7.40 | +1.178 | +18.9% | $6.38 | $7.628 | $6.22 | 817 | |
| $6.222 | -0.898 | -12.6% | $7.20 | $7.798 | $6.00 | 560 | |
| $7.12 | -0.08 | -1.1% | $7.20 | $7.218 | $7.10 | 264 | |
| $7.20 | -0.344 | -4.6% | $7.598 | $7.60 | $7.20 | 107 | |
| $7.544 | -0.454 | -5.7% | $8.00 | $8.00 | $7.544 | 131 | |
| $7.998 | +0.752 | +10.4% | $7.262 | $7.998 | $7.262 | 167 | |
| $7.246 | -0.154 | -2.1% | $7.60 | $7.782 | $7.242 | 105 | |
| $7.40 | +0.20 | +2.8% | $7.60 | $7.968 | $7.20 | 262 | |
| $7.20 | -0.04 | -0.6% | $7.48 | $7.998 | $7.20 | 102 | |
| $7.24 | +0.04 | +0.6% | $7.22 | $7.80 | $7.20 | 186 | |
| $7.20 | -0.772 | -9.7% | $7.558 | $7.60 | $7.20 | 242 | |
| $7.972 | +0.278 | +3.6% | $7.80 | $8.00 | $7.30 | 178 | |
| $7.694 | +0.146 | +1.9% | $7.40 | $7.782 | $7.368 | 70 | |
| $7.548 | +0.186 | +2.5% | $7.60 | $8.00 | $7.156 | 286 | |
| $7.362 | +0.144 | +2.0% | $7.56 | $7.698 | $7.152 | 228 | |
| $7.218 | +0.216 | +3.1% | $7.60 | $7.70 | $7.046 | 221 | |
| $7.002 | -0.078 | -1.1% | $7.26 | $7.26 | $7.00 | 110 | |
| $7.08 | -0.32 | -4.3% | $7.54 | $7.54 | $7.08 | 76 | |
| $7.40 | +0.20 | +2.8% | $7.20 | $7.52 | $7.00 | 242 | |
| $7.20 | 0.00 | 0.0% | $7.48 | $7.692 | $7.004 | 165 | |
| $7.20 | -0.028 | -0.4% | $7.46 | $7.65 | $7.20 | 95 | |
| $7.228 | -0.41 | -5.4% | $8.00 | $8.02 | $7.228 | 95 | |
| $7.638 | -0.234 | -3.0% | $7.956 | $8.00 | $7.638 | 81 | |
| $7.872 | +0.27 | +3.6% | $7.80 | $8.00 | $7.506 | 98 |
- Ticker
- BOATS:CTSO
- Asset type
- Stock
- Sector
- Health care
- Industry
- Medical devices & supplies
- Exchange
- BOATS
- Currency
- USD
What changed lately
Latest news release · Sep 30, 2026
CytoSorbents Announces New Data Presentations at Upcoming International Conferences in Cardiac Surgery and Critical Care
Latest earnings call · Aug 6, 2026
Cytosorbents (NASDAQ:CTSO) Q2 2026 Earnings Call
Replay and transcript
Latest deck · Aug 6, 2026
Q2 2026 Earnings Presentation
Earnings · 42 slides
Calls
Replays
Cytosorbents (NASDAQ:CTSO) Q2 2026 Earnings Call
Thu, Aug 06, 2026 · 4:30 PM ET
Watch TranscriptCytosorbents (NASDAQ:CTSO) Q1 2026 Earnings Call
Wed, May 13, 2026 · 4:30 PM ET
Watch TranscriptCytosorbents (NASDAQ:CTSO) Q4 2025 Earnings Call
Wed, Mar 25, 2026 · 4:30 PM ET
Watch Transcript
Latest news
CytoSorbents Announces New Data Presentations at Upcoming International Conferences in Cardiac Surgery and Critical Care
Sep 30, 2026
Closed $3.90 (-2.5%) on Sep 30, 2026
CytoSorbents Regains Compliance with Nasdaq Minimum Bid Price Requirement
Sep 23, 2026
Closed $4.91 (-7.7%) on Sep 23, 2026
CytoSorbents to Present at the H.C. Wainwright 28th Annual Global Investment Conference
Sep 10, 2026
Closed $6.37 (+0.6%) on Sep 10, 2026
CytoSorbents to Present at the Moody Capital Solutions 2026 Disruptive Growth & Life Sciences Conference
Sep 4, 2026
Closed $7.00 (0.0%) on Sep 4, 2026
CytoSorbents Announces Reverse Stock Split
Sep 3, 2026
Closed $7.00 (-8.8%) on Sep 3, 2026
CytoSorbents Announces New Real-World Data Demonstrating Significant Reduction in Severe Bleeding Using CytoSorb in CABG Patients on Ticagrelor and Updates Recent DrugSorb-ATR FDA Pre-Submission Meetings
Sep 2, 2026
Closed $7.68 (+13.6%) on Sep 2, 2026
CytoSorbents Reports Second Quarter 2026 Financial Results, Recent Business Highlights, and Regulatory Update
Aug 6, 2026
Closed $7.20 (-9.7%) on Aug 7, 2026
Quarterly Report for Quarter Ending June 30, 2026 (Form 10-Q)
Aug 6, 2026
Closed $7.20 (-9.7%) on Aug 7, 2026
CytoSorbents to Report Second Quarter 2026 Financial Results and Recent Business Highlights
Jul 20, 2026
Closed $7.60 (+5.6%) on Jul 20, 2026
CytoSorbents to Present at the Life Sciences Forum on June 24, 2026 and Meet Virtually with Investors on June 30, 2026
Jun 18, 2026
Closed $8.77 (-8.1%) on Jun 18, 2026
Decks
Q2 2026 Earnings Presentation
Earnings · 42 slides · Aug 6, 2026
Investor Presentation (August 2026)
Investor deck · 33 slides · August 2026
Life Sciences Forum (June 2026)
Conference · 29 slides · Jun 24, 2026
Q1 2026 Earnings Presentation
Earnings · 22 slides · May 13, 2026
CytoSorbents Corporation on 6ix
- Sector
- Health care
- Industry
- Medical devices & supplies
- News releases
- 22 in the last 12 months · 211 in all · newest Sep 30, 2026 · oldest 2019
- Calls
- 22 calls with a replay · 22 with a transcript · latest Aug 6, 2026
- Decks
- 61 decks · latest Aug 6, 2026
Where CytoSorbents Corporation is listed
| Listing | Exchange | Country | Currency |
|---|---|---|---|
| NASDAQ:CTSO · Home listing | NASDAQ | United States | USD |
| gettex:HQE1 | gettex | Germany | EUR |
| LS Exchange:A12GDU | LS Exchange | Germany | EUR |
| Lang & Schwarz:A12GDU | Lang & Schwarz | Germany | EUR |
| BOATS:CTSO · This page | BOATS | United States | USD |
| Tradegate:HQE1 | Tradegate | Germany | EUR |
| BX Swiss:HQE1 | BX Swiss | Switzerland | CHF |
| Dusseldorf:HQE1 | Dusseldorf | Germany | EUR |
| Frankfurt:HQE1 | Frankfurt | Germany | EUR |
| Munich:HQE1 | Munich | Germany | EUR |
| Stuttgart:HQE1 | Stuttgart | Germany | EUR |
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