Define: Proprietary Interest

The meaning of “Proprietary Interest” differs based on where it is used. We list many below, then combine them into one or more market-standard definitions.
How is Proprietary Interest defined in a legal contract?

Proprietary Interest means any form of legal, equitable, or other type of ownership in a business or entity, excluding equity interests of less than [number] percent in publicly held companies. Seen in 64 SEC filings
Proprietary Interest means either direct or indirect ownership of an equity share in any business other than a publicly-held business where one owns less than [number] percent of any stock class. Seen in 23 SEC filings
Proprietary Interest means legal or equitable ownership, via stock holdings or otherwise, of a debt or equity interest (including options, warrants, rights, and convertible interests) in a business or entity, excluding ownership of over [number] percent of any equity interest class in a publicly-held company. Seen in 13 SEC filings
Proprietary Interest means legal or equitable ownership, through stock ownership or otherwise, of an equity share in a business or entity, other than ownership of less than [number] percent of any class of equity interest in a publicly held business or entity. Seen in 12 SEC filings
Proprietary Interest means legal or equitable ownership, via stock ownership or otherwise, of an equity interest in a business, firm, or entity or ownership of more than one percent of an equity interest class in a publicly-held company. Seen in 10 SEC filings