GROUP ONE TRADING LLC

5493001EUWZFKXMCEW19Copied!

ACTIVE ISSUED 🇺🇸 United States

GROUP ONE TRADING LLC is an active legal entity registered in United States (US-DE). LEI code: 5493001EUWZFKXMCEW19. The LEI was first issued on Dec 7, 2017 and is managed by LOU 5493001KJTIIGC8Y1R12. Next renewal is due Sep 25, 2026.

ⓘ Entity Details

LEI Code 5493001EUWZFKXMCEW19 Legal Name GROUP ONE TRADING LLC Status ACTIVE Jurisdiction 🇺🇸 United States (US-DE) Category General Entities Legal Form Limited Liability Company Registration # 5151758

⛩ Registration & Compliance

Reg. Status ISSUED Initial Reg. Dec 7, 2017 Last Updated Sep 4, 2025 Next Renewal Sep 25, 2026 Corroboration FULLY_CORROBORATED Managing LOU Bloomberg Finance L.P. Reg. Authority National Register of Legal Entities (Brazil)

⚑ Addresses

Legal / Registered Address
C/O THE CORPORATION TRUST COMPANY
CORPORATION TRUST CENTER
1209 ORANGE ST
WILMINGTON
US-DE
19801
US
Headquarters Address
425 S FINANCIAL PLACE
SUITE 3400
CHICAGO
US-IL
60605
US

📅 Registration Timeline

First Issued
Dec 7, 2017 — LEI initially registered
Last Updated
Sep 4, 2025 — Record data last refreshed
Next Renewal
Sep 25, 2026 — Upcoming renewal deadline

★ Data Quality

80%
8 of 10 data fields populated
● Legal Name
● Legal Address
● HQ Address
● Jurisdiction
● Registration #
● Legal Form
○ BIC / SWIFT
● Ownership Data
○ Other Names
● Corroboration

🔎 LEI Code Anatomy

Every LEI is a 20-character alphanumeric code structured in three parts per ISO 17442

5493
001EUWZFKXMCEW
19
LOU Prefix
Characters 1–4 identify the Local Operating Unit that issued this LEI
Entity Identifier
Characters 5–18 are unique to this specific legal entity
Check Digits ✓
Characters 19–20 are verification digits (MOD 97-10). This LEI passes checksum validation.

↗ Ownership & Relationships

Corporate structure and ownership hierarchy based on GLEIF Level 2 relationship data

Parent Entities (2)

GROUP ONE HOLDINGS LLC Direct Parent

This entity is directly consolidated by its parent in accounting terms.

GROUP ONE HOLDINGS LLC Ultimate Parent

This entity is ultimately consolidated by the top-level parent entity.

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? Frequently Asked Questions

What is the LEI number for GROUP ONE TRADING LLC? +

The Legal Entity Identifier (LEI) for GROUP ONE TRADING LLC is 5493001EUWZFKXMCEW19. This 20-character code uniquely identifies GROUP ONE TRADING LLC in global financial transactions as per ISO 17442.

Is GROUP ONE TRADING LLC's LEI active? +

Yes, GROUP ONE TRADING LLC's LEI is currently active (registration status: ISSUED). The record was last updated on Sep 4, 2025 and is due for renewal on Sep 25, 2026.

Where is GROUP ONE TRADING LLC registered? +

GROUP ONE TRADING LLC is registered in United States (jurisdiction: US-DE). The entity is registered under business register number 5151758.

Who owns GROUP ONE TRADING LLC? +

According to GLEIF Level 2 relationship data, GROUP ONE TRADING LLC's parent entity is GROUP ONE HOLDINGS LLC. This ownership information is based on accounting consolidation data reported to the Global LEI System.

What is a Legal Entity Identifier (LEI)? +

An LEI is a 20-character alphanumeric code based on the ISO 17442 standard. It connects to key reference information that enables clear and unique identification of legal entities participating in financial transactions. LEIs are issued by Local Operating Units (LOUs) accredited by the Global Legal Entity Identifier Foundation (GLEIF).

About This LEI Record

This page shows the Legal Entity Identifier (LEI) record for GROUP ONE TRADING LLC, registered in United States. The LEI code 5493001EUWZFKXMCEW19 is a globally unique 20-character identifier assigned under the ISO 17442 standard to legal entities participating in financial transactions.

The reference data displayed above is sourced from the Global Legal Entity Identifier Foundation (GLEIF) and is updated hourly. This includes Level 1 data (entity identification and addresses) and Level 2 data (ownership relationships), where available.

If the registration status shows "Lapsed," it means the entity has not completed its annual renewal — the LEI still uniquely identifies this entity, but the reference data may not reflect the most recent information. For the most authoritative data, you can cross-reference this record on the official GLEIF website.