$XEL SEC Filings

Filing Filed On
PRIMARY DOCUMENT 23 May 2008
PRIMARY DOCUMENT 23 May 2008
PRIMARY DOCUMENT 23 May 2008
PRIMARY DOCUMENT 23 May 2008
PRIMARY DOCUMENT 19 May 2008
PRIMARY DOCUMENT 15 May 2008
8-K 02 May 2008
PRIMARY DOCUMENT 02 May 2008
10-Q 02 May 2008
8-K 01 May 2008
8-K 25 Apr 2008
PRIMARY DOCUMENT 18 Apr 2008
AUTO-GENERATED PAPER DOCUMENT 03 Apr 2008
PRIMARY DOCUMENT 02 Apr 2008
PRIMARY DOCUMENT 01 Apr 2008
PRIMARY DOCUMENT 01 Apr 2008
PRIMARY DOCUMENT 01 Apr 2008
DEF 14A 01 Apr 2008
PRIMARY DOCUMENT 01 Apr 2008
PRIMARY DOCUMENT 31 Mar 2008