This paper studies the “confidential holdings” of institutional investors, especially hedge funds, where thequarter-end equity holdings are disclosed with a significant delay through amendments to the Form 13F.Our evidence supports hiding private information as the dominant motive for hedge...

This paper is a first study to formally analyze the biases related to self-reporting in the hedgefunds databases by matching the quarterly equity holdings of a complete list of 13F-filing hedge fundcompanies to the union of five major commercial databases of self-reporting hedge funds between...