, merger, acquisition, exchange, distribution,. This form is required to be filed no later than ten (10) days after this occurrence.When does a company need to submit a Shares Outstanding Change Form? Identification Number 71. On November 1, 2023, the SEC approved Nasdaq's rule changes to the notification and disclosure requirements for reverse splits. Log in to the Listing Center and select Change in Shares Outstanding. These updates did not impact the overall investment strategy. For term definitions and index descriptions, please access the glossary in the footer. A Few Notable Dates in the NYSE's History. Oct.