Registry of class actions

Overview of the application 500-06-001113-204

Printing of the overview of the application for a class action

Important! See the notice to class members dated 2026-07-27

Application stage:

Authorization - Application to the Superior Court for authorization to institute a class action

Courthouse:

Montréal

Date of filing of the application for authorization to institute a class action:

2020-12-22

File no.:

500-06-001113-204

Subject:

Valeurs mobilières

This case concerns:

The proposed class action alleges that Turquoise Hill and the individual respondents made misrepresentations and omissions of material facts and failed to make timely disclosure of material changes with regards to the expected cost and timing for the underground expansion of Turquoise Hill’s Oyu Tolgoi Mine located in Mongolia.

Name of parties:

H.D. vs Turquoise Hill Ressources Ltd et al.

Description of the class instituting the class action:

All persons and entities wherever they may reside or may be domiciled who during the Class Period purchased or otherwise acquired TRQ’s securities in non-U.S. transactions or on an exchange outside of the United States, and held all or some of those securities until after one or both of the Corrective Disclosures.

Documents and proceedings:

Document Date of document
Application for authorization to institute a class action 2020-12-22
Reply 2021-01-11
Application for permission to amend a pleading 2021-07-27
Application for authorization to institute a class action (Amended) 2021-07-27
Application for permission to amend a pleading 2022-01-07
Application for authorization to institute a class action (Amended) 2022-01-07
APPLICATION FOR PERMISSION TO AMEND THE RE-AMENDED APPLICATION FOR AUTHORIZATION 2023-08-30
RE-RE-AMENDED APPLICATION FOR AUTHORIZATION TO INSTITUTE A CLASS ACTION 2023-08-30
Reply 2024-01-15
APPLICATION FOR PERMISSION TO AMEND THE RE-RE-AMENDED APPLICATION FOR AUTHORIZATION 2025-09-10
RE-RE-RE-AMENDED APPLICATION FOR AUTHORIZATION TO INSTITUTE A CLASS ACTION 2025-09-10
Settlement Agreement 2025-12-02
Entente de règlement 2025-12-02
Judgment on an application for authorization to institute a class action (Granted) 2026-07-20
Corrected judgment Superior Court 2026-07-22
Settlement Plan of Allocation 2026-07-27
Plan de répartition du règlement 2026-07-27
Notice to class members – full settlement 2026-07-27
Notice to class members – full settlement 2026-07-27
Notice to class members – full settlement 2026-07-27
Notice to class members – full settlement 2026-07-27

Counsels for the applicant:

Name E-mail Phone Adresse Name of Law Firm Website
Karp, Eli [email protected] 416 537-3529 Suite 401, 2300 Yonge Street, Mailbox 2367, Toronto, Ontario, Canada , M6C 2E3 KND Complex Litigation www.knd.la
Assor, David [email protected] 514 451-5500 Extension: 101 4101 rue Sherbrooke Ouest, Westmount, Quebec, Canada , H3Z 1A7 Lex Group Inc. www.lexgroup.ca
Davarinia, Hadi [email protected] 416 537-3529 Suite 401, 2300 Yonge Street, Mailbox 2367, Toronto, Ontario, Canada , M4P 1E4 KND Complex Litigation www.knd.law

Counsels for the defence:

Name E-mail Phone Adresse Name of Law Firm
Lalani, Faiz Munir [email protected] 514 841-6408 1501 McGill College, Montreal, Quebec, Canada , H3A 3N9 Davies Ward Phillips & Vineberg
Rodrigo, Nicholas S. [email protected] 514 841-6548 1501 McGill College, Montreal, Quebec, Canada , H3A 3N9 Davies Ward Phillips & Vineberg

Application stage

1 - Authorization - Application to the Superior Court for authorization to institute a class action

Courthouse

Montréal

Date of filing of the application for authorization to institute a class action

2020-12-22

File no.

500-06-001113-204

Subject

Valeurs mobilières

This case concerns

The proposed class action alleges that Turquoise Hill and the individual respondents made misrepresentations and omissions of material facts and failed to make timely disclosure of material changes with regards to the expected cost and timing for the underground expansion of Turquoise Hill’s Oyu Tolgoi Mine located in Mongolia.

Name of parties

H.D. vs Turquoise Hill Ressources Ltd et al.

All persons and entities wherever they may reside or may be domiciled who during the Class Period purchased or otherwise acquired TRQ’s securities in non-U.S. transactions or on an exchange outside of the United States, and held all or some of those securities until after one or both of the Corrective Disclosures.
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