Merger Events

With Wall Street Horizon merger events, traders and portfolio managers can stay ahead of key deal dates that can create trading or option strategy opportunities. Merger events are available via API and FTP delivery and cover 11,000+ publicly traded companies worldwide.

Mergers & Acquisitions

  • Announce date - typically derived from press release
  • Approval date - shareholder meeting date is entered from DEFM14A filing
  • Close year and close period - per official company statement
  • Close date - captures pre-announced or actual close date


  • Covers completed or canceled, based on first trade date
  • All approved or pending future corporate breakups
Contact us for more details or to request history files.