If I were to purchase Mesa stock, I'd personally wait till the lawsuit is over with Daddy D. Then again you only have until the 10th. Big risks produce big rewards, however this one is to volatile for me.
"The issuance of the Common Stock and 2012 Notes, which is expected to close on or around February 10, 2009, is exempt from registration under the Securities Act of 1933, as amended, pursuant to Section 3(a)(9) and Section 4(2) thereof."
Mesa Air Group Announces Successful Restructuring of Its Senior Convertible Notes Due 2023