523210 — Securities and Commodity Exchanges
Description
This industry comprises establishments primarily engaged in furnishing physical or electronic marketplaces for the purpose of facilitating the buying and selling of stocks, stock options, bonds, or commodity contracts.
Exclusions & Cross-References
- Investment banking, securities dealing, securities brokering, commodity contracts dealing, or commodity
- contracts brokering--are classified in Industry Group 5231, Securities and Commodity Contracts
- Intermediation and Brokerage; and
- Operating commodity or securities exchange clearinghouses--are classified in U.S. Industry 523999,
- Miscellaneous Financial Investment Activities.
Overview Facts
| NAICS Code | 523210 |
|---|---|
| Industry Title | Securities and Commodity Exchanges |
| SBA Size Standard | $47,000,000 |
| IRS PBA Code | 523210 (exact match) |
| Sectors Hierarchy | Sector 52 → 523 → 5232 |
| Source / Verified | US Census 2022 NAICS Manual / 2026-06-28 |
Legacy SIC Concordance
Trace the historical mapping chain from the 1987 Standard Industrial Classification (SIC) to the modern 2022 NAICS code format.
- SIC 6231 - Security and Commodity Exchanges (via SIC1987:6231→NAICS1997:52321→2002:523210→2007:523210→2012:523210→2017:523210→2022:523210)
Related Resources & Compliance Guides
Further regulatory reference links for NAICS code 523210:
- Sector 52 Directory Hub — List of related industries in the Finance and Insurance sector.
- SIC ↔ NAICS Crosswalk Tool — Look up mappings between legacy SIC codes and modern classifications.
- SBA Size Standards Guide — Complete rules and averaging periods for small business classifications.
- Calculating Annual Receipts Guide — Detailed worked example of revenue calculation rules.
- IRS Principal Business Activity Guide — How NAICS codes map to corporate and entity tax filings.
Related Industries in 5232
Frequently Asked Questions (FAQ)
Is 523210 a valid 2022 NAICS code?
NAICS 523210 is 'Securities and Commodity Exchanges', a 2022 U.S. national industry under Sector 52 (Finance and Insurance); the SBA small-business size standard is $47,000,000.
What is the SBA size standard for NAICS 523210?
The SBA small business size standard for NAICS 523210 is $47,000,000 (based on receipts).
What is the legacy SIC code mapping for 523210?
NAICS code 523210 maps to the legacy 1987 SIC codes: 6231 - Security and Commodity Exchanges.