Armstrong v. Sec. & Exch. Comm'n
In brief
The Supreme Court declined to hear Armstrong's case and left the legal question undecided.
- Where it stands
- Decided
Decided · May 4, 2020
- What it’s about
- The Supreme Court denied Armstrong’s petition for review, leaving the Second Circuit’s ruling in place; the SEC therefore prevailed. The petition concerned when a district court order is final enough to be appealed immediately under federal law.
- Who it affects
- The Second Circuit's ruling remains in place for this case after the Court declined review. But the Supreme Court did not decide whether that rule conflicts with its earlier decisions or other federal appeals courts' rules.
Summary: written with AI from the case record.

What it's about
The case concerns when a federal trial court's order is final enough for an immediate appeal under federal law.
Question presented
Whether the Second Circuit’s rule that a district court’s order is not a “final decision” under 28 U.S.C. § 1291—and thus not immediately appealable—unless it “adjudicates all the claims and the rights and liabilities of all the parties” conflicts with this Court’s precedent and the rules of other circuits.
What the Court decided
Holding
Petition DENIED. Justice Sotomayor took no part in the consideration or decision of this petition.
What's next
The Supreme Court's action on this petition is complete, and the Second Circuit's ruling remains in place for this case.
Documents
Docket activity
New analysis added
AI analysis generated: Case Briefing
AI analysis generated: Decision Record
New analysis added
Case data updated: summary, question_presented, generation_metadata
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Opinion added: Armstrong
Brief added: Petition
Court Order added: Lower Court Orders/Opinions
More questions
- What did the Supreme Court do in Armstrong v. SEC?
- It declined to hear the case (denied review) and did not decide the legal question.
- What issue did Armstrong ask the Court to review?
- Armstrong asked whether the Second Circuit's rule conflicts with Supreme Court decisions and other appeals courts' rules. The rule requires resolving every claim and every party's rights and liabilities before an immediate appeal.
- What remains unresolved after the denial?
- The Court did not decide whether the Second Circuit's rule conflicts with earlier Supreme Court decisions or other appeals courts' rules.
- What happens next in Armstrong v. SEC?
- The Supreme Court's action on this petition is complete. The Second Circuit's ruling remains in place for this case.
Sources
Primary materials plus reporting. Best-effort analysis: this explainer relies on a mix of primary materials and trusted secondary sources. Official filings and opinions remain authoritative.