Armstrong v. McAlpin’s Empirical Analysis
699 F.2d 79 · 1983
Citation profile
61 federal appellate · 23 district · 2 state decisions
How this case has been cited
Cited by 397 later decisions — most recently December 2024 · most notably Luce v. Edelstein (1986), Lerner v. Fleet Bank, N.A. (2006)
61 federal appellate · 23 district · 2 state decisions
Later decisions citing this case, by decade. The current decade is in progress, and our corpus holds fewer opinions from the most recent years, so the latest bars are undercounted — not a real decline.
Relationships
Applies 15 U.S.C. § 78O (§ 15 of the Securities Exchange Act of 1934) · 15 U.S.C. § 78T (§ 20 of the Securities Exchange Act of 1934) · 15 U.S.C. § 80B
Relies on Ernst & Ernst v. Hochfelder · Transamerica Mortgage Advisors, Inc. v. Lewis · Santa Fe Industries, Inc. v. Green · Glidden Company v. Zdanok Et Al. · Public Broadcasting Service v. Network Project
Most-quoted passages
The sentences later courts lift from this opinion, ranked by how many decisions quote each — the parts of the opinion doing the work. These counts are smaller than the citation total above because most of the 397 citing decisions cite the case generally; a passage count includes only decisions quoting that exact language verbatim.
“shuts his eyes to the facts which call for investigation, knowledge of the fraud will be imputed to him.”
26 later decisions quote this exact passage · from the majority“(1) a securities law violation by a primary wrongdoer, (2) knowledge of the violation by the person sought to be charged, and (3) . . . that the person sought to be charged substantially assisted in the primary wrongdoing”
6 later decisions quote this exact passage · from the majority“[c]hurning, in and of itself, may be a deceptive and manipulative device under section 10(b)”
3 later decisions quote this exact passage · from the majority
How this case has been treated — in progress
Whether each later court followed, distinguished, criticized, or overruled this decision. The treatment classification (task #35) runs highest-cited cases first and lights up here as it reaches this one.