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Compare · CTSO vs WST

CTSO vs WST

Side-by-side comparison of Cytosorbents Corporation (CTSO) and West Pharmaceutical Services Inc. (WST): market cap, price performance, sector, and recent activity on the wire.

Summary

  • Both CTSO and WST operate in Medical/Dental Instruments (Health Care), so they compete in similar markets.
  • WST is the larger of the two at $22.22B, about 770.9x CTSO ($28.8M).
  • Over the past year, CTSO is down 58.5% and WST is up 40.5% - WST leads by 99.0 points.
  • WST has hit the wire 4 times in the past 4 weeks while CTSO has been quiet.
  • WST has more recent analyst coverage (16 ratings vs 2 for CTSO).
PerformanceCTSO-58.53%WST+40.47%
2025-06-09+0.00%2026-06-05
MetricCTSOWST
Company
Cytosorbents Corporation
West Pharmaceutical Services Inc.
Price
$0.45-1.92%
$314.41-0.90%
Market cap
$28.8M
$22.22B
1M return
-21.05%
+0.26%
1Y return
-58.53%
+40.47%
Industry
Medical/Dental Instruments
Medical/Dental Instruments
Exchange
NASDAQ
NYSE
IPO
News (4w)
0
4
Recent ratings
2
16
CTSO

Cytosorbents Corporation

Cytosorbents Corporation, a critical care focused immunotherapy company, engages in the research, development, and commercialization of medical devices with its blood purification technology platform incorporating a proprietary adsorbent and porous polymer technology. Its flagship product is CytoSorb, an extracorporeal cytokine filter for adjunctive therapy in the treatment of sepsis, adjunctive therapy in other critical care applications, prevention and treatment of post-operative complications of cardiopulmonary bypass surgery, and maintaining or improving the quality of solid organs harvested from donors for organ transplant. The company also develops VetResQ, a device for adjunctive therapy in the treatment of sepsis, pancreatitis, and other critical illnesses in animals; CytoSorb-XL, a device for adjunctive therapy in the treatment of sepsis and other critical illnesses; HemoDefend blood purification technology platform to reduce contaminants in the blood supply that can cause transfusion reactions or disease when administering blood and blood products to patients, as well as removal of anti-A and anti-B blood group antibodies from fresh whole blood and plasma; K+ontrol for treatment of severe hyperkalemia in patients with life-threatening conditions; and ContrastSorb for the removal of IV contrast in blood administered during CT imaging, an angiogram, or during a vascular interventional radiology procedure to reduce the risk of contrast-induced nephropathy. In addition, it is involved in the development of BetaSorb, a device for the prevention and treatment of health complications caused by the accumulation of metabolic toxins in patients with chronic renal failure; and DrugSorb, a device to remove toxic chemicals from the blood. The company was formerly known as MedaSorb Technologies Corporation and changed its name to Cytosorbents Corporation in May 2010. Cytosorbents Corporation was founded in 1997 and is based in Monmouth Junction, New Jersey.

WST

West Pharmaceutical Services Inc.

West Pharmaceutical Services, Inc. designs and produces containment and delivery systems for injectable drugs and healthcare products in the Americas, Europe, the Middle East, Africa, and the Asia Pacific. The company operates in two segments, Proprietary Products and Contract-Manufactured Products. The Proprietary Products segment offers stoppers and seals for injectable packaging systems; syringe and cartridge components, including custom solutions for the needs of injectable drug applications, as well as administration systems that enhance the safe delivery of drugs through advanced reconstitution, mixing, and transfer technologies; and films, coatings, washing, and vision inspection and sterilization processes and services to enhance the quality of packaging components. It also provides drug containment solutions, including Crystal Zenith, a cyclic olefin polymer in the form of vials, syringes, and cartridges; and self-injection devices, as well as a range of integrated solutions, including analytical lab services, pre-approval primary packaging support and engineering development, regulatory expertise, and after-sales technical support. This segment serves biologic, generic, and pharmaceutical drug companies. The Contract-Manufactured Products segment is involved in the design, manufacture, and automated assembly of devices used in surgical, diagnostic, ophthalmic, injectable, and other drug delivery systems, as well as consumer products. It serves pharmaceutical, diagnostic, and medical device companies. The company distributes its products through its sales force and distribution network, as well as contract sales agents and regional distributors. West Pharmaceutical Services, Inc. was incorporated in 1923 and is headquartered in Exton, Pennsylvania.

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