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Compare · IRTC vs WST

IRTC vs WST

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

Summary

  • Both IRTC 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 6.3x IRTC ($3.55B).
  • Over the past year, IRTC is down 26.7% and WST is up 40.5% - WST leads by 67.2 points.
  • IRTC has been more active in the news (17 items in the past 4 weeks vs 4 for WST).
  • IRTC has more recent analyst coverage (25 ratings vs 16 for WST).
PerformanceIRTC-26.69%WST+40.47%
2025-06-09+0.00%2026-06-05
MetricIRTCWST
Company
iRhythm Holdings Inc.
West Pharmaceutical Services Inc.
Price
$108.06+0.66%
$314.41-0.90%
Market cap
$3.55B
$22.22B
1M return
-8.08%
+0.26%
1Y return
-26.69%
+40.47%
Industry
Medical/Dental Instruments
Medical/Dental Instruments
Exchange
NASDAQ
NYSE
IPO
2016
News (4w)
17
4
Recent ratings
25
16
IRTC

iRhythm Holdings Inc.

iRhythm Technologies, Inc., a digital healthcare company, provides ambulatory electrocardiogram (ECG) monitoring products for patients at risk for arrhythmias in the United States. It offers Zio service, an ambulatory cardiac monitoring solution that combines a wire-free, patch-based, and wearable biosensor with a cloud-based data analytic platform to help physicians to monitor patients and diagnose arrhythmias. The company's Zio XT and AT monitors, a single-use, wire-free, and wearable patch-based biosensors, records patient's heartbeats and ECG data. It has a development collaboration agreement with Verily Life Sciences LLC to develop various next-generation atrial fibrillation screening, detection, or monitoring products. iRhythm Technologies, Inc. was incorporated in 2006 and is headquartered in San Francisco, California.

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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