I’ve been blogging long enough that I forget my prior rants, so I’m diving into this one because I don’t remember discussing it before, but if I did, forgive me.
Anyway, today’s rant is about the “statements before the class period” rule, most recently employed in Stephans v. Maplebear, 2025 WL 1359125 (N.D. Cal. May 9, 2025).
The rule, roughly, is that, in the context of a class action, Section 10(b) plaintiffs can’t bring claims based on statements that are made prior to the beginning of the class period. In Maplebear – which is Instacart, by the way – public trading began on September 19, 2023, so that’s when the class period began. The rule was employed to bar the class from alleging that certain statements made during the IPO roadshow were false and had defrauded class members.
Let’s break this down in general, and then talk about Instacart.
The “class period,” in a typical Section 10(b) action, defines the investors on whose behalf the action is brought. In your typical 10(b) fraud on the market case, the class period will include anyone who bought (or sold) a particular security between Date A and Date B. It defines the