irtc-20260811

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)


Delaware	001-37918	41-3421287
(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 class	Trading Symbol	Name of each exchange on which registered
Common Stock, Par Value $0.001 Per Share	IRTC	The 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