Shares of Spirit Airlines (SAVE -8.5%) fall off after the firm files with the SEC (S-1) for a...

|About: Spirit Airlines (SAVE)|By:, SA News Editor

Shares of Spirit Airlines (SAVE -8.5%) fall off after the firm files with the SEC (S-1) for a $172.5M shelf offering - marking a relatively large sale in relation to the firm's market cap of just over $1B.