UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 6-K

Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16

under the Securities Exchange Act of 1934

For the month of April, 2024

Commission File Number: 001-37835

Indivior PLC

10710 Midlothian Turnpike, Suite 125

North Chesterfield, Virginia 23235

(Address of principal executive office)

Indicate by check mark whether the registrant files or will file annual reports under cover of Form 20-F or Form 40-F

Form 20-F ☒ Form 40-F ☐

EXPLANATORY NOTE

The Registrant furnishes Exhibits 99.1 and 99.2 with this report. The Registrant released Exhibit 99.1 through the Regulatory News Service in the United Kingdom ('U.K.') earlier today. The unaudited condensed interim financial statements in Exhibit 99.2 are the same as those in Exhibit 99.1. Exhibit 99.1 states that the condensed financial statements have been prepared in accordance with U.K. adopted International Accounting Standard 34, Interim Financial Reporting ('IAS 34') while Exhibit 99.2 states that the condensed financial statements have been prepared in accordance with International Financial Reporting Standards ('IFRS') International Accounting Standard 34, Interim Financial Reporting ('IAS 34') as issued by the International Accounting Standards Board ('IASB') and, therefore, does not include certain U.K.-specific disclosures, such as the auditor’s independent review report to Indivior PLC and the Directors’ responsibility statement.

INCORPORATION BY REFERENCE

This report on Form 6-K, and Exhibit 99.2 beginning at the caption "Important Cautionary Note Regarding Forward-Looking Statements" and continuing through to the appendix (adjusted results) shall be deemed to be incorporated by reference into our registration statement on Form S-8 (File No. 333- 272596), which was filed with the Securities and Exchange Commission on June 12, 2023 (including the prospectus forming a part of such registration statement) and to be a part thereof from the date on which this report is filed, to the extent not superseded by documents or reports subsequently filed or furnished.

SIGNATURES

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

		Indivior PLC
Date: April 25, 2024	By:	/s/ Ryan Preblick
		Name: Ryan Preblick
		Title: Chief Financial Officer

EXHIBIT INDEX

Exhibit No.	Description of Exhibit
99.1	Announcement sent to London Stock Exchange on April 25, 2024, titled "1st Quarter Results."
99.2	Announcement furnished to the United States Securities and Exchange Commission on April 25, 2024.