iRhythm Technologies, Inc. — Director's Dealing 2018

Feb 28, 2018

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: iRhythm Technologies, Inc. (IRTC)
CIK: 0001388658
Period of Report: 2018-02-26

Reporting Person: King Kevin M (Director, President and CEO)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2018-02-26	Common Stock	M	60000	$4.12	Acquired	201842	Direct
2018-02-26	Common Stock	S	60000	$64.52	Disposed	141842	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2018-02-26	Employee Stock Option (right to buy)	$4.12	M	60000	Disposed	2022-09-27	Common Stock (60000)	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 7, 2017.

F2: This transaction was executed in multiple trades at prices ranging from $63.00 to $67.00. 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.