550 U.S. 544 (2007) Cited 269,419 times 367 Legal Analyses
Holding that a complaint's allegations should "contain sufficient factual matter, accepted as true, to 'state a claim to relief that is plausible on its face' "
Holding that collective allegations do not satisfy a plaintiff's "burden . . . to provide fair notice of the grounds for the claims made against each of the defendants"
426 U.S. 438 (1976) Cited 2,489 times 69 Legal Analyses
Holding that materiality may be resolved at summary judgment "if the established omissions are so obviously important to an investor that reasonable minds cannot differ on the question of materiality"
414 U.S. 538 (1974) Cited 2,124 times 162 Legal Analyses
Holding the commencement of a class action "suspends the applicable statute of limitations as to all asserted members of the class who would have been parties had the suit been permitted to continue as a class action"
Holding that a court considering a Rule 12(b) motion is "limited to the complaint, any documents attached to the complaint, and any documents attached to the motion to dismiss that are central to the claim and referenced by the complaint"
Holding that confidential witness allegations lacked sufficient sources when brief job descriptions, such as “senior customer service team leader,” did not show how the confidential witnesses could “possess information that the standard commercial business was succeeding or failing on a national level”
Establishing a one-year statute of limitations for §§ 11 and 12 claims which begins to run upon "the discovery of the untrue statement or omission, or after such discovery should have been made by the exercise of reasonable diligence"
Prohibiting securities sales "by means of any . . . communication that includes an untrue statement of a material fact or omits to state a material fact necessary to make the statements . . . not misleading"
Specifying that those who participated or aided in selling a security in violation of the Illinois securities laws are "joint and severally liable to the purchaser," including purchasers' attorneys' fees and expenses
Providing that "no action shall be maintained . . . unless brought before the expiration of four years after the act or transaction constituting the violation or the expiration of one year after the discovery by the plaintiff of the facts constituting the violation, whichever shall first expire"