# NAICS 525910: Open-End Investment Funds

The SBA size standard for NAICS 525910 is $40,000,000 in average annual receipts (13 CFR 121.201).

| Field | Value |
| --- | --- |
| Code | 525910 |
| Title | Open-End Investment Funds |
| Level | 6 |
| Parent | 52591 |
| Size standard | $40,000,000 in average annual receipts |
| Footnote | - |

## 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.

## Sources

- Census NAICS: https://www.census.gov/naics/
- SBA size standards: https://www.sba.gov/document/support-table-size-standards

## API and MCP

- REST: GET https://samgovapi.io/api/v1/naics/525910/size-standard?revenue_usd=...
- MCP tools: naics_lookup, size_standard_check

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