Cyan, Inc. v. Beaver County Employees Retirement Fund’s Empirical Analysis
2018
Citation profile
16 federal appellate · 7 district · 10 state decisions
How this case has been cited
Cited by 83 later decisions (3 by the Supreme Court) — most recently June 2026 · most notably Virginia Uranium, Inc. v. Warren (2019), Ali Gadelhak v. AT&T Services, Incorporated (2020)
16 federal appellate · 7 district · 10 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. § 77A (§ 1 of the Securities Act of 1933) · 15 U.S.C. § 77P (§ 16 of the Securities Act of 1933) · 15 U.S.C. § 77Z (§ 27a of the Securities Act of 1933) · 15 U.S.C. § 78A (§ 1 of the Securities Exchange Act of 1934) · 42 U.S.C. § 423 (§ 223 of the Social Security Act of 1935)
Relies on Blue Chip Stamps v. Manor Drug Stores · United States v. Detroit Timber & Lumber Co. · Whitman Administrator of Environmental Protection Agency v. American Trucking Associations Inc · Pinter v. Dahl · Barnhart Commissioner of Social Security v. Thomas
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 83 citing decisions cite the case generally; a passage count includes only decisions quoting that exact language verbatim.
“a misrepresentation or omission of a material fact in connection with the purchase or sale of a covered security”
3 later decisions quote this exact passage · from the majority“says what it says-or perhaps better put here, does not say what it does not say”
3 later decisions quote this exact passage · from the majority“prevent plaintiffs from circumventing the [PSLRA]”
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.