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Category: Business creation and development

Overview: This database is comprised of all emerging growth, or de novo, initial public offerings (IPOs) on American stock exchanges and filed with the Securities and Exchange Commission (SEC) from June 1996 through December 2010.

The following types of firms and filings were excluded: mutual funds, real estate investment trusts (REITs), asset acquisition or blank check companies, foreign F-1 filers, and all spin-offs and other firms that were not true de novo firms (such as, firms formed purely to acquire other firms, etc.).

Unit of Analysis: Corporations

Coverage: Firms with de novo IPOs on American stock exchanges and filed with the Securities and Exchange Commission (SEC)

Size: 2,287 firms

Data Source: SEC’s Electronic Data, Gathering and Retrieval (EDGAR) website

Form: Excel Database

Timeframe: June 1996 through December 2010.

Access: Free upon email request (

Key Data Elements:

  • Name
  • Locations (street address, city, state, zip code)
  • Exchange and ticker
  • Auditor
  • Year of founding
  • SEC Central Index Key firm identifier
  • Firm SIC


  • Year of IPO
  • Share Volume
  • Initial Share Price
  • Shares Outstanding at time of IPO Underwriter discount

New data elements being added: At the end of summer in 2013 this database will be expanded to include IPOs back through 1989. In addition, data on the firm’s managers and directors at the time of the IPO will be available. We also intend to have data on lead underwriters and firm lawyers.

Potential Uses for Regional Analysis: Examination of spatial patterns of IPO activity and proximity of external agents that support firms undertaking IPOs.

For Additional Information:

  • Website:
  • Contact: Donald Patton (


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