U.S. Census Bureau

2007 NAICS Definitions


523110 Investment Banking and Securities Dealing

This industry comprises establishments primarily engaged in underwriting, originating, and/or maintaining markets for issues of securities. Investment bankers act as principals (i.e., investors who buy or sell on their own account) in firm commitment transactions or act as agents in best effort and standby commitments. This industry also includes establishments acting as principals in buying or selling securities generally on a spread basis, such as securities dealers or stock option dealers.

Illustrative Examples:

Bond dealing (i.e., acting as a principal in dealing securities to investors) Stock option dealing Securities underwriting

Cross-References. Establishments primarily engaged in--


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Corresponding Index Entries
523110523110523110 Banking, investment
523110523110523110 Bond dealing (i.e., acting as a principal in dealing securities to investors)
523110523110523110 Commercial paper dealing (i.e., acting as a principal in dealing securities to investors)
523110523110523110 Investment banking
523110523110523110 Making markets for securities
523110523110523110 Market making for securities
523110523110523110 Paper, dealing of commercial (i.e., acting as principal in dealing securities to investors)
523110523110523110 Securities dealers (i.e., acting as a principal in dealing securities to investors)
523110523110523110 Securities dealing (i.e., acting as a principal in dealing securities to investors)
523110523110523110 Securities distributing (i.e., acting as a principal in dealing securities to investors)
523110523110523110 Securities floor traders (i.e., acting as a principal in dealing securities to investors)
523110523110523110 Securities flotation companies
523110523110523110 Securities originating (i.e., acting as a principal in dealing securities to investors)
523110523110523110 Securities trading (i.e., acting as a principal in dealing securities to investors)
523110523110523110 Securities underwriting
523110523110523110 Stock options dealing (i.e., acting as a principal in dealing securities to investors)
523110523110523110 Trading securities (i.e., acting as a principal in dealing securities to investors)
523110523110523110 Underwriting securities