Bill Ackman - Pershing Square Capital Management,
Holding/activity history for NAME OF ISSUER TITLE OF CLASS CUSIP (x$1000) PRN AMT PRN CALL DSCRETN MANAGERS SOLE SHARED NONE - ------------------------------ ---------------- --------- -------- -------- --- ---- ------- ------------ -------- -------- -------- AMBAC FINL GROUP INC (ABKFQ)