Corporate Ownership Data
Request Dataset Download
How the Data Request work
Please fill out the form below to request the dataset. We will review the requests regularly and share free of charge for academic research, subject to the Terms & Conditions.

To share the data we will send you a link to access a download window, where you can filter the dataset to you needs (e.g. a specific time period or a specific firm) and download it. The link only allows a single download, so make sure you choose the correct filters.
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Please provide the email you want us to contact you on. Your download link is sent to this address once the request is approved. If it does not arrive, please check your spam or junk folder, then submit the request again. 0 characters remaining
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Coverage varies by dataset: the corporate-ownership and profit-weight datasets cover S&P 500 firms; the institutional-ownership dataset covers all publicly traded single-stock-class firms; the all-firms dataset covers 7,156 firms from 2000Q4 to 2020Q4.
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  • Make use of our data solely for academic purposes.
  • Provide the title and a description of the project for which the data will be used and use the data exclusively for this project.
  • Cite the paper ``Mavericks, Universal, and Common Owners - The Largest Shareholders of U.S. Public Firms’' when using our data.
  • Any other use, including for commercial purposes, is strictly prohibited except with explicit permission from all authors of the published article.
  • Not share our data with any third person or institution.