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iRhythm Holdings (IRTC) shifts Audit Committee chair role after director resignation

Filing Impact
(Moderate)
Filing Sentiment
(Neutral)
Form Type
8-K

Rhea-AI Filing Summary

iRhythm Holdings, Inc. reported a Board-level change in its audit oversight. On August 11, 2026, director Brian Yoor informed the company of his decision to resign from the Board of Directors and as a member and chair of the Audit Committee, effective August 12, 2026. The company states that his resignation is for personal reasons and is not based on any disagreement regarding operations, policies or practices. The Board has appointed existing director and Audit Committee member Karen McGinnis as the new chair of the Audit Committee, effective August 12, 2026. The report is signed by Chief Financial Officer Daniel Wilson on August 13, 2026.

Positive

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Item 5.02 Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers Governance
Key personnel changes including departures, elections, or appointments of directors and executive officers.
Resignation notice date August 11, 2026 Date Brian Yoor notified the company of his decision to resign
Resignation effective date August 12, 2026 Effective date of Brian Yoor’s resignation and Karen McGinnis’s appointment as Audit Committee chair
Report signature date August 13, 2026 Date Chief Financial Officer Daniel Wilson signed the report on behalf of the company
Audit Committee financial
"a member and chair of the Audit Committee of the Board"
A company's audit committee is a small group of board members who act like independent inspectors for the firm's finances, overseeing how financial reports are prepared, monitoring internal controls, and managing the relationship with external auditors. Investors care because a strong audit committee reduces the risk of accounting errors, fraud, or misleading statements, making financial statements more trustworthy and helping protect shareholder value.
Emerging growth company regulatory
"405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934"
An emerging growth company is a recently public or smaller public firm that qualifies for temporary, lighter regulatory and disclosure rules to reduce the cost and effort of being public. For investors, it means the company may provide less historical financial detail and face fewer reporting requirements than larger firms, so it can grow more quickly but also carries higher uncertainty—like buying a promising early-stage product with fewer user reviews.
Section 13 or 15(d) of the Securities Exchange Act of 1934 regulatory
"Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934"

FAQ

What Board change did iRhythm Holdings (IRTC) disclose on August 11, 2026?
iRhythm Holdings disclosed that Brian Yoor decided to resign from the Board of Directors and as chair and member of the Audit Committee, effective August 12, 2026, citing personal reasons and no disagreements with the company.

Who is replacing Brian Yoor as Audit Committee chair at iRhythm Holdings (IRTC)?
The Board appointed Karen McGinnis, already a Board and Audit Committee member, as the new Audit Committee chair, effective August 12, 2026, following the effective date of Brian Yoor’s resignation from that role.

What roles did Brian Yoor hold at iRhythm Holdings (IRTC) before resigning?
Before resigning, Brian Yoor served as a member of the Board of Directors and as both a member and chair of the Audit Committee. His resignation covers all those positions, effective August 12, 2026.

Who signed the August 2026 8-K for iRhythm Holdings (IRTC)?
The report was signed on behalf of iRhythm Holdings by Daniel Wilson, the company’s Chief Financial Officer, dated August 13, 2026, indicating officer-level authorization of the disclosed Board and committee changes.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549 
FORM 8-K 
CURRENT REPORT
Pursuant to Section 13 or 15(d)
of the Securities Exchange Act of 1934
Date of report (Date of earliest event reported): August 11, 2026
iRhythm Holdings, Inc.
(Exact name of Registrant as specified in its charter) 
Delaware001-3791841-3421287
(State or other jurisdiction of
incorporation or organization)		(Commission
File Number)		(I.R.S. Employer
Identification Number)
699 8th Street, Suite 600
San Francisco, California 94103
(Address of principal executive office) (Zip Code)
(415) 632-5700
(Registrant’s telephone number, including area code)
N/A
(Former Name or Former Address, if Changed Since Last Report)
 
Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:
☐ Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)
☐ Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)
☐ Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))
☐ Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))
Securities registered pursuant to Section 12(b) of the Act:
Title of each classTrading SymbolName of each exchange on which registered
Common Stock, Par Value $0.001 Per ShareIRTCThe NASDAQ Global Select Market
Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§ 230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§ 240.12b-2 of this chapter).
Emerging growth company ☐
If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐
 





Item 5.02 Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers.

(b)

On August 11, 2026, Brian Yoor notified iRhythm Holdings, Inc. (the “Company”) of his decision to resign from his position as a member of the Board of Directors of the Company (the “Board”) and as a member and chair of the Audit Committee of the Board (the “Audit Committee”), effective August 12, 2026. Mr. Yoor’s resignation from the Board was for personal reasons and not based on any disagreement with the Company on any matter relating to the Company’s operations, policies or practices. The Board has appointed Karen McGinnis, a member of the Board and Audit Committee, as chair of the Audit Committee, effective August 12, 2026.





SIGNATURES
Pursuant to the requirements of the Securities Exchange Act of 1934, as amended, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

IRHYTHM HOLDINGS, INC.
Date: August 13, 2026
By:/s/ Daniel Wilson
Daniel Wilson
Chief Financial Officer


Source: View Original Filing on SEC EDGAR

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