iRhythm (IRTC) officer sells 4,444 shares to cover RSU tax obligations

Rhea-AI Filing Summary

iRhythm Holdings, Inc. executive Chad Patterson, the Chief Commercial & Product Officer, reported open-market sales totaling 4,444 shares of common stock on March 2, 2026, at prices around $128.44 per share.

According to the footnote, these shares were sold to cover tax withholding and remittance obligations tied to vesting Restricted Stock Units, and Patterson continues to hold 58,164 shares directly.

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

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Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Patterson Chad

(Last) (First) (Middle)

C/O IRHYTHM HOLDINGS, INC.

699 8TH ST #600

(Street)

SAN FRANCISCO CA 94103

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
iRhythm Holdings, Inc. [ IRTC ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	CHIEF COMM & PRODUCT OFFICER

3. Date of Earliest Transaction (Month/Day/Year)
03/02/2026

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	03/02/2026	03/02/2026	S		1,414(1)	D	$128.4414	61,194	D
Common Stock	03/02/2026	03/02/2026	S		3,030(1)	D	$128.4449	58,164	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. These shares were sold to cover tax withholding and remittance obligations in connection with the vesting of Restricted Stock Units (RSUs).

Remarks:

	/s/ Marc Rosenbaum, attorney-in-fact	03/03/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
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FAQ

What insider transaction did iRhythm (IRTC) report for Chad Patterson?

iRhythm reported that executive Chad Patterson sold 4,444 shares of common stock. The sales occurred on March 2, 2026, in open-market transactions around $128.44 per share, primarily to cover tax withholding tied to vesting Restricted Stock Units (RSUs).

Why did Chad Patterson sell iRhythm (IRTC) shares in this Form 4 filing?

The shares were sold to cover tax withholding and remittance obligations from vesting RSUs. This means the transactions were driven by tax requirements associated with equity compensation rather than a discretionary decision to reduce ownership in iRhythm Holdings, Inc.

How many iRhythm (IRTC) shares does Chad Patterson hold after these transactions?

After the reported tax-related sales, Chad Patterson directly holds 58,164 shares of iRhythm common stock. This remaining stake reflects his continuing equity interest in the company following the disposition of 4,444 shares to satisfy associated RSU tax obligations.

At what prices were Chad Patterson’s iRhythm (IRTC) shares sold?

The reported open-market sales occurred at weighted average prices of approximately $128.44 per share. Specifically, blocks of 1,414 and 3,030 shares were sold at prices of $128.4414 and $128.4449, respectively, as disclosed in the Form 4 data.

What is Chad Patterson’s role at iRhythm (IRTC) mentioned in the Form 4?

Chad Patterson is identified as the Chief Commercial & Product Officer of iRhythm Holdings, Inc. His role as an executive officer makes his equity transactions subject to public reporting requirements on Form 4, providing transparency into his holdings and dispositions.