Supreme Court of Canada upholds Ontario Court of Appeal definition of Material Change
In a decision released at the end of November in Lundin Mining Corp. v. Markowich 2025 SCC 39, Canada’s top court upheld the decision of the Court of Appeal for Ontario to reinstate a securities class that had initially been denied leave to proceed based on what both appeal courts both found to be an overly restrictive interpretation of the term “material change” under the Ontario Securities Act. The Litigator article reporting on the Court of Appeal’s 2023 decision can be found here, and our article about the 2022 decision that initially dismissed the motion for leave to proceed with ... [more]
Court of Appeal declines to enforce jurisdiction clause
Contributors
- Administrative Law (RSS) (23)
- Constitutional Law (RSS) (13)
- Municipal Law (RSS) (6)
- Political & Elections Law (RSS) (5)
- Announcements (RSS) (108)
- Arbitration (RSS) (1)
- Canadian Law (RSS) (7)
- Canadian Law Whitepapers (RSS) (3)
- Case Summaries (RSS) (4)
- Commercial Litigation (RSS) (306)
- Anti-SLAPP (RSS) (3)
- Appeals and Judicial Review (RSS) (30)
- Arbitration (RSS) (19)
- Attacks on Business Interests (RSS) (5)
- Attacks on Reputation (RSS) (4)
- Banking Litigation (RSS) (10)
- Broker/Dealer litigation (RSS) (9)
- Civil Litigation (RSS) (13)
- Class Actions (RSS) (56)
- Conflicts of Law and Enforcement of Foreign Judgments (RSS) (19)
- Construction (including Performance and L&M Bond Defense) (RSS) (4)
- Corporate Litigation (RSS) (11)
- Debtor-Creditor and Banking Litigation (RSS) (11)
- Defamation (RSS) (9)
- Disputes over Contracts (RSS) (40)
- Disputes within Companies and Partnerships (RSS) (17)
- Employment Litigation (RSS) (33)
- Enforcement of Foreign Judgments (RSS) (7)
- Franchises (RSS) (4)
- Frauds, Misrepresentation, Deceit (RSS) (20)
- Injunctions (RSS) (10)
- Insurance Defence (RSS) (5)
- Intellectual Property (RSS) (5)
- International Trade (RSS) (6)
- Investor-State Disputes (RSS) (3)
- Legal Crisis Management (RSS) (2)
- Mediation and other Alternative Dispute Resolution (RSS) (8)
- Privacy Law (RSS) (4)
- Privilege (RSS) (1)
- Products Liability (RSS) (3)
- Professional Negligence and Discipline Hearings (RSS) (12)
- Remedies for Emergency Relief (RSS) (2)
- Securities Litigation (RSS) (76)
- Securities Regulatory (RSS) (14)
- Shareholder Litigation (RSS) (14)
- Speaking Engagements (RSS) (9)
- White Collar Crime (RSS) (5)
- Wrongful Dismissal (RSS) (12)
- Competition Law (RSS) (298)
- Abuse of Dominance (RSS) (12)
- Advice and Opinions (RSS) (2)
- Advice on Business Practices (RSS) (1)
- Anti-corruption (RSS) (10)
- CASL / Anti-Spam (RSS) (6)
- Civil Anti-Competitive Conduct (RSS) (27)
- Class Actions and Other Private Actions (RSS) (47)
- Competition Bureau Investigations (RSS) (28)
- Competition Tribunal Litigation (RSS) (20)
- Compliance Programs (RSS) (1)
- Conspiracy (RSS) (43)
- Consumer Protection (RSS) (22)
- Criminal Matters (RSS) (47)
- Fines & Settlements (RSS) (14)
- Indirect purchasers (RSS) (7)
- Marketing Practices and Telemarketing (RSS) (49)
- Mergers (RSS) (68)
- Private Actions (RSS) (12)
- Private Applications (RSS) (10)
- Developments (RSS) (217)
- In The Media (RSS) (34)
- Insurance Coverage Litigation (RSS) (4)
- Lawyer-Client Privilege (RSS) (1)
- Real Estate Litigation (RSS) (1)
- Uncategorized (RSS) (3)
- Year in Review / The Litigator (Print Edition) (RSS) (26)















