Citing the deal, Sprint cut its full-year adjusted EBITDA forecast to $6.8 billion-$7.1 billion from $7.2 billion-$7.6 billion. Sprint’s shares fell as much as 6.2 percent to $3.80 in late morning trading on Friday. The new plans are delaying money coming into Sprint for phone payments and has led to a cash burn as the company needs to make upfront payments to phonemakers.