iRhythm Technologies, Inc. — Director's Dealing 2019

Feb 27, 2019

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: iRhythm Technologies, Inc. (IRTC)
CIK: 0001388658
Period of Report: 2019-02-25

Reporting Person: Vort David A (EVP, Sales)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2019-02-25	Common Stock	M	5044	$3.65	Acquired	23846	Direct
2019-02-25	Common Stock	S	5044	$94.846	Disposed	18802	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2019-02-25	Employee Stock Option (right to buy)	$3.65	M	5044	Disposed	2024-02-04	Common Stock (5044)	Direct

Footnotes

F1: The option exercise and sale reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on November 27, 2018.

F2: This transaction was executed in multiple trades at prices ranging from $93.85 to $96.00. The price reported above reflects the weighted
average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the
issuer full information regarding the number of shares and prices at which the transaction was effected.