Registry · NAICS Index · Sector 52

525910 — Open-End Investment Funds

NAICS 525910 is 'Open-End Investment Funds', a 2022 U.S. national industry under Sector 52 (Finance and Insurance); the SBA small-business size standard is $40,000,000 (defined under 13 CFR § 121.201).

Description

This industry comprises legal entities (i.e., open-end investment funds) organized to pool assets that consist of securities or other financial instruments. Shares in these pools are offered to the public in an initial offering with additional shares offered continuously and perpetually and redeemed at a specific price determined by the net asset value (as defined in the official U.S. Census Bureau 2022 NAICS Manual).

Illustrative Examples

  • Investment funds, open-ended
  • Money market mutual funds, open-ended

Overview Facts

NAICS Structure: 525910 National Industry
Sector (2)
52
Finance and Insurance
Subsector (3)
525
Funds, Trusts, and Other Financial Vehicles
Industry Group (4)
5259
Other Investment Pools and Funds
Industry (5)
52591
Open-End Investment Funds
National Industry (6)
525910
Open-End Investment Funds

Legacy SIC Concordance

Trace the historical mapping chain from the 1987 Standard Industrial Classification (SIC) to the modern 2022 NAICS code format.

Suggested Product Service Codes (Advisory)

The following Product Service Codes (PSCs) are advisory suggestions aligned with this NAICS code. Note: NAICS and PSC codes map to different dimensions of procurement (industry vs. product/service). There is no official binding 1:1 crosswalk.

  • PSC R710 — Financial Services (includes credit card services and any other financial services. See revision to description for code R703 above)

Source: DoD DPCAP PSC Selection Tool (Ingested: 2026-06-29)

Frequently Asked Questions (FAQ)

Is NAICS code 525910 valid in 2022? ▾

Yes, 525910 is a valid 6-digit 2022 NAICS national industry code representing 'Open-End Investment Funds' under Sector 52 in the official classification index.

What is the SBA size standard for NAICS code 525910? ▾

The Small Business Administration (SBA) has established a small business size standard of $40,000,000 for NAICS code 525910 (Open-End Investment Funds), calculated based on receipts.

What is the legacy SIC equivalent for NAICS 525910? ▾

According to official Census Bureau concordance tables, NAICS code 525910 (Open-End Investment Funds) maps to legacy 1987 Standard Industrial Classification (SIC) codes: 6722 - Management Investment Offices, Open-End.

Related Pages & Tools

Further regulatory reference links for NAICS code 525910: