When Express Scripts and Cigna executives finalized their merger Dec. 20, the deal solidified its spot on the list of the largest M&A transactions of the year.
The total value of the deal — $67 billion — includes Cigna's assumption of $13 billion of Express Scripts' net debt, placing it near the top of the list of biggest M&A transactions in 2018.
What's more, the Express Scripts/Cigna deal is the 11th-largest merger of all time between two North American companies, according to data from the…
