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Compare · FONR vs TMDX

FONR vs TMDX

Side-by-side comparison of Fonar Corporation (FONR) and TransMedics Group Inc. (TMDX): market cap, price performance, sector, and recent activity on the wire.

Summary

  • Both FONR and TMDX operate in Biotechnology: Electromedical & Electrotherapeutic Apparatus (Health Care), so they compete in similar markets.
  • TMDX is the larger of the two at $2.46B, about 19.6x FONR ($125.1M).
  • Over the past year, FONR is up 31.9% and TMDX is down 49.0% - FONR leads by 80.9 points.
  • FONR has been more active in the news (22 items in the past 4 weeks vs 12 for TMDX).
  • TMDX has more recent analyst coverage (18 ratings vs 0 for FONR).
PerformanceFONR+31.91%TMDX-50.17%
2025-06-09+0.00%2026-06-02
MetricFONRTMDX
Company
Fonar Corporation
TransMedics Group Inc.
Price
$19.10+0.03%
$71.18+2.61%
Market cap
$125.1M
$2.46B
1M return
+0.90%
-2.27%
1Y return
+31.91%
-48.97%
Industry
Biotechnology: Electromedical & Electrotherapeutic Apparatus
Biotechnology: Electromedical & Electrotherapeutic Apparatus
Exchange
NASDAQ
NASDAQ
IPO
1981
2019
News (4w)
22
12
Recent ratings
0
18
FONR

Fonar Corporation

FONAR Corporation, together with its subsidiaries, engages in the research, development, production, and marketing of magnetic resonance imaging (MRI) scanners for the detection and diagnosis of human diseases in the United States. The company operates through two segments, Medical Equipment segment, and Physician Management and Diagnostic services segment. It provides Upright MRI scanner that allows patients to be scanned in weight-bearing conditions, such as standing, sitting, bending, or lying down. The company offers non-medical management, including administrative services, billing and collection services, credentialing services, contract negotiations, compliance consulting, purchasing IT services, hiring, conducting interviews, training, supervision and management of non-medical personnel, storage of medical records, office space, equipment, repair maintenance services, accounting, assistance with compliance matters and the development and implementation of practice growth and marketing strategies. The company owns and operates 5 diagnostic imaging facilities in Florida; and manages 39 MRI scanning facilities, including 25 facilities located in New York and 14 situated in Florida. It markets its scanners to private diagnostic imaging centers and hospitals. The company was incorporated in 1978 and is based in Melville, New York.

TMDX

TransMedics Group Inc.

TransMedics Group, Inc., a commercial-stage medical technology company, engages in transforming organ transplant therapy for end-stage organ failure patients in the United States and internationally. The company offers Organ Care System (OCS), a portable organ perfusion, optimization, and monitoring system that utilizes its proprietary and customized technology to replicate near-physiologic conditions for donor organs outside of the human body. Its Organ Care System includes OCS LUNG, a portable perfusion, ventilation, and monitoring system that maintains the organ at a near-physiologic state allowing physicians to assess and improve the condition of lungs between the donor and recipient sites; OCS Heart, a portable, warm perfusion, and monitoring system designed to keep a donor heart at a human-like, metabolically active state; and OCS Liver, a system that is evaluated in clinical trials for utilized and unutilized donor livers. TransMedics Group, Inc. was founded in 1998 and is headquartered in Andover, Massachusetts.

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