$BLKB SC TO-T/A SEC Filings

Filed On	Filing
07 May 2012	SC TO-T/A
03 May 2012	SC TO-T/A
27 Apr 2012	SC TO-T/A
26 Apr 2012	SC TO-T/A
18 Apr 2012	SCHEDULE TO/A
13 Apr 2012	SCHEDULE TO
04 Apr 2012	SCHEDULE TO
21 Mar 2012	SCHEDULE TO, AMENDMENT NO. 7
07 Mar 2012	SCHEDULE TO, AMENDMENT NO. 6
21 Feb 2012	SCHEDULE TO/A
17 Feb 2012	SC TO-T/A
15 Feb 2012	SC TO-T/A
07 Feb 2012	SC TO-T/A
30 Jan 2012	SC TO-T/A
09 Jul 2008	SCHEDULE TO-T/A AMENDMENT #2
08 Jul 2008	SCHEDULE TO-T/A AMENDMENT #1