Q: How do I find who owns a particular stock, currently or historically? Answer: According to the Havard Buisiness School Baker Library/Bloomberg Center: For current information use Capital IQ: Mouse over 'Company Intelligence' tab Under 'Search Profiles' click on 'Companies' Search for your company. From the left navigation bar select 'Investors Public Ownership' or 'Private Owndership'. Click on 'Holder' to see available information. Also, Thomson One Banker: Search for your company, Click on 'Ownership' and in 'Ownership Summary' click on 'Investor Name' to see detailed information, Click on 'View Portfolio' click on 'Ownership Criteria' tab, under 'Ownership details' click 'Period' [history] and add desired quarters, click 'Results' tab and click the 'Excel Icon' to download