# NAICS 523150: Investment Banking and Securities Intermediation

Breadcrumb: [NAICS codes](https://bidrover.com/naics) › [523150 Investment Banking and Securities Intermediation](https://bidrover.com/naics/523150)

This industry comprises establishments primarily engaged in underwriting, originating, and/or maintaining markets for issues of securities, or acting as agents (i.e., brokers) between buyers and sellers in buying or selling securities on a commission or transaction fee basis.

- NAICS code: 523150
- Title: Investment Banking and Securities Intermediation
- Sector: 52 Finance and Insurance
- Subsector: 523 Securities, Commodity Contracts, and Other Financial Investments and Related Activities
- Industry group: 5231 Securities and Commodity Contracts Intermediation and Brokerage
- SBA size standard: $47 million average annual receipts
- Open bids on BidRover: 0

## Open bids (0)

No open bids cite this code right now.

## Frequently asked questions

### What is NAICS code 523150?

NAICS 523150 is "Investment Banking and Securities Intermediation" in the 2022 North American Industry Classification System, in sector 52 (Finance and Insurance). This industry comprises establishments primarily engaged in underwriting, originating, and/or maintaining markets for issues of securities, or acting as agents (i.e., brokers) between buyers and sellers in buying or selling securities on a commission or transaction fee basis.

### What is the SBA size standard for NAICS 523150?

A business is small under NAICS 523150 at or below $47 million average annual receipts, including affiliates (13 CFR 121.201). Confirm the standard named in each solicitation.

### How many government bids are open under NAICS 523150?

No open bid in BidRover cites NAICS 523150 right now. Many state and local notices do not list a NAICS code, so a keyword alert for this work catches more of them.

### How do I get alerts for NAICS 523150 bids?

Save an alert on this page. A free account gets new matching bids by weekly email; the Team plan ($19/mo) sends daily alerts with match scores, the buyer, source link and documents.

## Related NAICS codes

- [523910 Miscellaneous Intermediation](https://bidrover.com/naics/523910)
- [523160 Commodity Contracts Intermediation](https://bidrover.com/naics/523160)

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Code titles and definitions: U.S. Census Bureau, North American Industry Classification System (NAICS), 2022 (https://www.census.gov/naics/). Size standards: U.S. Small Business Administration, Small Business Size Standards, 13 CFR 121.201, eCFR text current as of 2026-10-21 (https://www.ecfr.gov/current/title-13/section-121.201).

BidRover lists bids from official public sources. It is not an issuing authority; confirm the NAICS code and size standard named in each solicitation.