Pre-Disclosure Accumulations by Activist Investors: Evidence and Policy
The SEC is currently considering a rulemaking petition requesting that the Commission shorten the ten-day window, established by Section 13(d) of the Williams Act, within which investors must publicly disclose purchases of a 5% or greater stake in public companies. In this Article, we provide the first systematic empirical evidence on these disclosures and find that several of the petition's factual premises are not consistent with the evidence.