Amgen Inc. v. Connecticut Retirement Plans and Trust Funds
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| Case Term | OT 2012 |
| Category | Business Law |
| Question Presented | (1) Whether, in a misrepresentation case under SEC Rule 10b-5, the district court must require proof of materiality before certifying a plaintiff class based on the fraud-on-the-market theory. (2) Whether, in such a case, the district court must allow the defendant to present evidence rebutting the applicability of the fraud-on-the-market theory before certifying a plaintiff class based on that theory |
| Lower Court's Decision | No and no |
| Research for TWEN users by Westlaw ![]() |
Merit Briefs:Certiorari-Stage Documents: |
Outcome - Affirm
This case was decided on 26 February, 2013.









