227 stocks in the theme · theme 1-month -3.1% · as of 2026-09-24
Oura's $2.2 billion IPO marks a defining moment for wearable healthtech, as the smart-ring pioneer transitions from a wellness gadget to a high-growth biometric data platform with recurring subscription revenue. Companies manufacturing medical devices, diagnostic equipment, and health technology hardware.
Below are the 10 largest Medical Devices & HealthTech stocks by market capitalization, led by JNJ (Johnson & Johnson) at $663.2B. Each is shown with its 1-month, 3-month, and year-to-date performance, relative-strength rank, and recent price action — a snapshot of where the money and momentum sit in the theme today.
These are the recognizable leaders, not micro-cap lottery tickets: ranking by market cap surfaces the companies with the scale, liquidity, and institutional ownership to actually represent the theme. Use the relative-strength column to separate the names outperforming the broad market from those just along for the ride.
Johnson & Johnson is the world's largest and most diverse healthcare firm. It has two divisions: innovative medicine and medtech. These now represent all of the company's sales following the divestment of the consumer business, Kenvue, in 2023. After restructurings in 2023-24,…
JNJ (Johnson & Johnson) commands a $663.2B market cap. Within the theme it sits in the Surgical & Robotic Systems sub-group. It's roughly flat over the past month (-0.9%). With RS at 93, it's outperforming the broad tape. Over longer windows it's +10.5% in three months and +30.5% year-to-date.
#2. ABT — Abbott Laboratories · $191.2B
Medical Devices · Medical Devices — Orthopedic Implants & Surgical Equipment · Public since 1949
Abbott manufactures and markets cardiovascular and diabetes devices, adult and pediatric nutritional products, diagnostic equipment and testing kits, and branded generic drugs. Products include pacemakers, implantable cardioverter defibrillators, neuromodulation devices,…
ABT (Abbott Laboratories) commands a $191.2B market cap. Within the theme it sits in the Cardiovascular Devices sub-group. A -13.0% one-month move has it out of favor for now. Relative strength is weak at 35; it's lagging the market. Over longer windows it's +8.4% in three months and -18.6% year-to-date.
#3. DHR — Danaher Corporation · $147.6B
Life Sciences Tools & Services · Scientific Instruments — Life Sciences Focus · Public since 1978
In 1984, Danaher's founders transformed a real estate organization into an industrial-focused manufacturing company. Then, through a series of mergers, acquisitions, and divestitures, Danaher now focuses primarily on manufacturing scientific instruments and consumables in the…
DHR (Danaher Corporation) commands a $147.6B market cap. Within the theme it sits in the Diagnostic Imaging & Equipment sub-group. It's roughly flat over the past month (+3.6%). An RS rank of 79 is middling — neither leader nor laggard. Over longer windows it's +15.8% in three months and -2.9% year-to-date.
#4. ISRG — Intuitive Surgical Inc. · $131.4B
Medical Devices · Surgical Robotics — Minimally Invasive Systems · Public since 2000
Intuitive develops, produces, and markets a robotic system for assisting minimally invasive surgery. It also provides the instrumentation, disposable accessories, and warranty services for the system. The company has placed more than 10,000 da Vinci systems in hospitals…
ISRG (Intuitive Surgical Inc.) commands a $131.4B market cap. Within the theme it sits in the Surgical & Robotic Systems sub-group. A +7.4% one-month move shows buyers in control. Relative strength sits mid-pack at 43. Over longer windows it's -0.0% in three months and -28.9% year-to-date.
#5. MDT — Medtronic plc · $119.2B
Medical Devices · Medical Devices — Orthopedic Implants & Surgical Equipment · Public since 1972
One of the largest medical-device companies, Medtronic develops and manufactures therapeutic medical devices for chronic diseases. Its portfolio includes pacemakers, defibrillators, transcatheter heart valves, stents, spinal fixation devices, neurovascular products, advanced…
MDT (Medtronic plc) carries a $119.2B valuation. Within the theme it sits in the Cardiovascular Devices sub-group. The past month has been quiet — -2.9%. Relative strength sits mid-pack at 47. Over longer windows it's +9.9% in three months and -7.9% year-to-date.
#6. SYK — Stryker Corporation · $118.1B
Medical Devices · Medical Devices — Orthopedic Implants & Surgical Equipment · Public since 1979
Stryker designs, manufactures, and markets an array of medical equipment, instruments, consumable supplies, and implantable devices. The product portfolio includes hip and knee replacements, extremities, endoscopy systems, operating room equipment, embolic coils, mechanical…
SYK (Stryker Corporation) is a $118.1B name. Within the theme it sits in the Surgical & Robotic Systems sub-group. A -18.4% one-month move has it out of favor for now. Relative strength is weak at 34; it's lagging the market. Over longer windows it's -14.7% in three months and -22.5% year-to-date.
#7. BSX — Boston Scientific Corp. · $70.1B
Medical Devices · Medical Devices — Orthopedic Implants & Surgical Equipment · Public since 1992
Boston Scientific focuses on less invasive medical devices that are inserted into the human body through small openings or cuts. It manufactures products for use in angioplasty, blood clot filtration, kidney stone management, cardiac rhythm management, catheter-directed…
BSX (Boston Scientific Corp.) carries a $70.1B valuation. Within the theme it sits in the Cardiovascular Devices sub-group. A -10.4% one-month move has it out of favor for now. Relative strength is weak at 27; it's lagging the market. Over longer windows it's +1.1% in three months and -52.8% year-to-date.
#8. EW — Edwards Lifesciences Corp · $52.3B
Medical Devices · Cardiovascular Devices — Surgical Implants & Preservation · Public since 2000
Spun off from Baxter International in 2000, Edwards Lifesciences designs, manufactures, and markets a range of medical devices and equipment for advanced stages of structural heart disease. It has established itself as a leader across key products, including surgical tissue…
EW (Edwards Lifesciences Corp) commands a $52.3B market cap. Within the theme it sits in the Cardiovascular Devices sub-group. It's down -5.7% over the past month, lagging the theme's leaders. An RS rank of 78 is middling — neither leader nor laggard. Over longer windows it's -4.4% in three months and +0.5% year-to-date.
#9. BDX — Becton, Dickinson and Co. · $51.1B
Medical Devices · Medical Devices — Orthopedic Implants & Surgical Equipment · Public since 1963
Becton Dickinson operates in four business units. Medical essentials (35% of total sales) includes the legacy medical surgical unit, which sells catheters, syringes, and infection prevention products. Connected care (24%) core products include the Alaris infusion pump, Pyxis…
BDX (Becton, Dickinson and Co.) commands a $51.1B market cap. Within the theme it sits in the Surgical & Robotic Systems sub-group. It's down -5.6% over the past month, lagging the theme's leaders. An RS rank of 51 is middling — neither leader nor laggard. Over longer windows it's +18.4% in three months and -8.1% year-to-date.
#10. A — Agilent Technologies Inc. · $42.7B
Life Sciences Tools & Services · Scientific Instruments — Life Sciences Focus · Public since 1999
Originally spun out of Hewlett-Packard in 1999, Agilent has evolved into a leading life science and diagnostic firm. Today, Agilent's measurement technologies serve a broad base of customers with its three operating segments: life science and diagnostics, cross lab operations…
A (Agilent Technologies Inc.) commands a $42.7B market cap. Within the theme it sits in the Diagnostic Imaging & Equipment sub-group. A +11.7% one-month move shows buyers in control. With RS at 89, it's outperforming the broad tape. Over longer windows it's +27.5% in three months and +25.3% year-to-date.