J.P. Morgan analyst Matthew R. Boss reiterated an Underweight rating on the shares of Six Flags Entertainment Corp FUN with a price forecast of $46.00.FUN’s fourth-quarter EBITDA fell approximately 30$190 million.The miss was driven by both revenue and cost discrepancies, with revenue increasing 3.6% year-over-year to $687 million, below the Street’s forecast of$704 million. According to the analyst, higher total costs resulted in an EBITDA margin of 19.0%, well below th ...