---
kind: "unit"
title: "17"
title_heading: "Commodity and Securities Exchanges"
key: "chIV/subchA/part420"
level: "part"
label: "Part 420"
heading: "Large Position Reporting"
release: "ecfr-current"
date: "2026-08-27"
url: "https://uscodex.org/cfr/17/chIV-subchA-part420"
sections_count: 5
---

# Part 420 — Large Position Reporting

Title 17 C.F.R. — Commodity and Securities Exchanges › Chapter IV — Department of the Treasury › Subchapter A — Regulations under Section 15c of the Securities Exchange Act of 1934

## Sections

- [§420.1. Applicability.](/cfr/17/420.1.md)
- [§420.2. Definitions.](/cfr/17/420.2.md)
- [§420.3. Reporting.](/cfr/17/420.3.md)
- [§420.4. Recordkeeping.](/cfr/17/420.4.md)
- [§420.5. Applicability date.](/cfr/17/420.5.md)