It's an equal swap almost. 3.9B credit to equity.3.9B debit on issuance of new preferred. imho
============================================================= From the MOR Assuming that the Conditional Exchange had been completed in accordance with the terms of the relevant documentation, on a pro forma basis, ’s financial statements would reflect (a) a credit to shareholders’ equity of approximately $3.9 billion upon issuance of the new classes of preferred stock; (b) an investment in subsidiary (i.e. WMB) of approximately $3.9 billion upon contribution of the Preferred Securities by WMI to WMB; and (c) an immediate and corresponding write-down of such investment in subsidiary.