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COMPANY

AtaCor Medical

HQ: San Clemente, CA source · atacor.com ↗ · West Coast

Keywords: cardiovascular Ventricular Arrythmia Ventricular Fibrillation Ventricular Tachycardia Conduction Defect Ventricular Arrhythmia AtaCor StealthTrac Lead AtaCor EV-ICD Lead Atala™ lead and EV-ICD Pulse Generator Atala™ lead Subcostal Temporary Extracardiac Pacing Lead

Location: San Clemente, CA · source · Oct 14, 2026

Profile checked Oct 10, 2026

$75.0MRaised (2 yrs)11Trials (company is sponsor)

Timeline

  1. Trial start Not phased (device or behavioral study): Parasternal Extravascular ICD System Pivotal Clinical Investigation (ALARION EV) Study source ↗
  2. Partnership Partnership / licensing announced Jan 12, 2026. Source: company's own press page. source ↗
  3. Raise Private equity round: $75M (total, as published), announced Oct 6, 2025. Source: company's own press page. source ↗
  4. Trial start Not phased (device or behavioral study): Assessment of a Chronically Implanted Parasternally Delivered EV-ICD Lead (ASCEND EV) Study source ↗
  5. Trial start Not phased (device or behavioral study): Pilot evaluatIon Of NovEl tEmpoRary ExtraVascular PACING (PIONEER EV PACING) Study source ↗
  6. Trial start Not phased (device or behavioral study): Sub Chronic Evaluation for ATP With an Extravascular Placed ICD Lead (STEP ICD) Study source ↗
  7. Trial start Not phased (device or behavioral study): Subcostal Temporary Extravascular Pacing V Study source ↗
  8. Trial start Not phased (device or behavioral study): Subcostal Temporary Extravascular Pacing IV (STEP IV) Study source ↗
  9. Trial start Not phased (device or behavioral study): Sensing and Defibrillation With a Commercially Available ICD Coupled With a Parasternal Extravascular Lead (SECURE EV) Study source ↗
  10. Trial start Not phased (device or behavioral study): Parasternal Access for ShockS and Pacing With an acUtely Placed Less-invasive Lead for EV-ICD (PASS PULL EV-ICD) Study source ↗
  11. Trial start Not phased (device or behavioral study): AtaCor Subcostal Temporary Extravascular Pacing III Study source ↗
  12. Trial start Not phased (device or behavioral study): Subcostal Temporary Extracardiac Pacing II Study source ↗
  13. Trial start Not phased (device or behavioral study): Subcostal Temporary Extracardiac Pacing Study source ↗

Upcoming milestones

Estimated primary completion per ClinicalTrials.gov. Dates move.

Funding

Raised: $75.0M. Last 2 years.

Clinical trials (lead sponsor) 11

RecordTitlePhaseStatusStartPrimary completion
NCT07324031Parasternal Extravascular ICD System Pivotal Clinical Investigation (ALARION EV) StudyNot phased (device or behavioral study)RecruitingJul 2, 2026Aug 31, 2027 (estimated)
NCT06592001Assessment of a Chronically Implanted Parasternally Delivered EV-ICD Lead (ASCEND EV) StudyNot phased (device or behavioral study)Active, not recruitingFeb 25, 2025Oct 27, 2025 (actual)
NCT05633394Subcostal Temporary Extravascular Pacing V StudyNot phased (device or behavioral study)CompletedJan 23, 2023May 29, 2025 (actual)
NCT05610033Pilot evaluatIon Of NovEl tEmpoRary ExtraVascular PACING (PIONEER EV PACING) StudyNot phased (device or behavioral study)CompletedSep 19, 2023Dec 15, 2023 (actual)
NCT05791032Sub Chronic Evaluation for ATP With an Extravascular Placed ICD Lead (STEP ICD) StudyNot phased (device or behavioral study)CompletedSep 5, 2023Feb 22, 2024 (actual)
NCT05352776Sensing and Defibrillation With a Commercially Available ICD Coupled With a Parasternal Extravascular Lead (SECURE EV) StudyNot phased (device or behavioral study)CompletedMay 18, 2022Sep 21, 2022 (actual)
NCT05457673Subcostal Temporary Extravascular Pacing IV (STEP IV) StudyNot phased (device or behavioral study)CompletedAug 17, 2022Sep 22, 2022 (actual)
NCT05099289Parasternal Access for ShockS and Pacing With an acUtely Placed Less-invasive Lead for EV-ICD (PASS PULL EV-ICD) StudyNot phased (device or behavioral study)CompletedNov 17, 2021Feb 17, 2022 (actual)
NCT04538287AtaCor Subcostal Temporary Extravascular Pacing III StudyNot phased (device or behavioral study)CompletedOct 3, 2020Jan 25, 2022 (actual)
NCT04374929Subcostal Temporary Extracardiac Pacing II StudyNot phased (device or behavioral study)CompletedJul 28, 2020Dec 15, 2020 (actual)
NCT04096365Subcostal Temporary Extracardiac Pacing StudyNot phased (device or behavioral study)CompletedAug 25, 2019Nov 7, 2019 (actual)
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