iRhythm Holdings, Inc. Announces Change of Independent Auditor

Date: March 31, 2026

Ticker: IRTC
Exchange: NASDAQ

Key Highlights

• Dismissal of PricewaterhouseCoopers LLP (PwC) as Auditor: On March 30, 2026, the Audit Committee of the Board of Directors of iRhythm Holdings, Inc. (the “Company”) made the decision to dismiss PwC as the Company’s independent registered public accounting firm.
• Appointment of New Auditor: On the same day, the Audit Committee approved the engagement of KPMG LLP (“KPMG”) as the Company’s new independent registered public accounting firm for the fiscal year ending December 31, 2026.
• No Disagreements or Reportable Events: During PwC’s tenure over the past two fiscal years (2024 and 2025) and through the interim period to March 30, 2026, there were no disagreements or reportable events between PwC and the Company regarding accounting principles, practices, financial statement disclosures, or auditing scope and procedures.
• PwC’s Audit Opinions Unqualified: PwC’s audit reports for the two most recent fiscal years did not contain any adverse opinion, disclaimer of opinion, or qualification as to uncertainty, audit scope, or accounting principles.
• No Consultation with KPMG Prior to Appointment: The Company did not consult KPMG prior to their appointment on any matter related to accounting principles, auditing, or financial reporting issues.
• PwC’s Confirmation to SEC: PwC has provided a letter to the SEC confirming its agreement with the Company’s statements regarding the auditor change.

Details and Shareholder Impact

What Investors Need to Know:

• Change of Auditor Can Signal Underlying Shifts: While iRhythm Holdings, Inc. emphasized that there were no disagreements or reportable events with PwC, the replacement of a well-established auditor like PwC with another “Big Four” firm, KPMG, is a significant corporate action. Such changes sometimes signal shifts in corporate strategy, governance, or upcoming accounting policies that investors should monitor closely.
• Potential Price Sensitivity: Although the Company states there were no audit issues, the market often interprets auditor changes as potentially price-sensitive, especially when involving large, public companies. Investors may want to watch for any further disclosures or explanations regarding the rationale behind the transition.
• Audit Quality Unlikely to Change: Both PwC and KPMG are leading global audit firms, so the standard of audit oversight is likely to remain high. However, differences in audit approach or interpretation of accounting standards could lead to changes in future financial statements or disclosures.
• Smooth Transition Claimed: The Company affirms a smooth transition, with PwC expressing agreement with the Company’s disclosures in its letter to the SEC. There is no indication of any material weakness in internal control over financial reporting or unresolved issues.

Exhibits Filed

• Exhibit 16.1: Letter from PricewaterhouseCoopers LLP dated March 31, 2026, stating agreement with the Company’s statements regarding the change of auditor.
• Exhibit 104: Cover Page Interactive Data File (formatted as Inline XBRL).

Conclusion

The change in iRhythm Holdings, Inc.’s independent auditor from PwC to KPMG is a noteworthy event. While the Company assures shareholders that there were no disagreements or adverse opinions, such changes can sometimes foreshadow developments in financial reporting or corporate governance. Investors should remain attentive to future filings and announcements related to the Company’s financial statements and accounting policies, especially as KPMG begins its audit engagement for the 2026 fiscal year.

Disclaimer: This article is for informational purposes only and does not constitute investment advice. Investors should conduct their own due diligence and consult their financial advisors before making investment decisions. The author and publisher take no responsibility for losses arising from reliance on this information.

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