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Compare · HSDT vs TMDX

HSDT vs TMDX

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

Summary

  • Both HSDT and TMDX operate in Biotechnology: Electromedical & Electrotherapeutic Apparatus (Health Care), so they compete in similar markets.
  • TMDX is the larger of the two at $3.07B, about 30.9x HSDT ($99.3M).
  • Over the past year, HSDT is down 70.7% and TMDX is down 30.4% - TMDX leads by 40.3 points.
  • TMDX has been more active in the news (7 items in the past 4 weeks vs 5 for HSDT).
  • TMDX has more recent analyst coverage (19 ratings vs 3 for HSDT).
PerformanceHSDT-70.73%TMDX-30.40%
2025-08-15+0.00%2026-08-14
MetricHSDTTMDX
Company
Solana Company
TransMedics Group Inc.
Price
$1.73-3.35%
$88.72-0.90%
Market cap
$99.3M
$3.07B
1M return
+1.76%
+16.82%
1Y return
-70.73%
-30.40%
Industry
Biotechnology: Electromedical & Electrotherapeutic Apparatus
Biotechnology: Electromedical & Electrotherapeutic Apparatus
Exchange
NASDAQ
NASDAQ
IPO
2019
News (4w)
5
7
Recent ratings
3
19
HSDT

Solana Company

Helius Medical Technologies, Inc., a neurotechnology company, focuses on developing, licensing, and acquiring non-invasive technologies for the treatment of symptoms caused by neurological disease or trauma. Its product, Portable Neuromodulation Stimulator (PoNS), is a non-implantable investigational medical device intended for use as a short term treatment of gait deficit due to symptoms from multiple sclerosis and balance deficit due to mild-to-moderate traumatic brain injury, as well as to be used in conjunction with supervised therapeutic exercise. The company is headquartered in Newtown, Pennsylvania.

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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