SEC Filings

Type Description Date Download
4 Statement of changes in beneficial ownership of securities Dec 18, 2007
424B3 Prospectus [Rule 424(b)(3)] Nov 21, 2007
424B2 Prospectus [Rule 424(b)(2)] Dec 03, 2007
S-3 Registration statement under Securities Act of 1933 Nov 06, 2007
424B2 Prospectus [Rule 424(b)(2)] Oct 02, 2007
4 Statement of changes in beneficial ownership of securities Oct 09, 2007
4 Statement of changes in beneficial ownership of securities Dec 11, 2007
4 Statement of changes in beneficial ownership of securities Oct 09, 2007
4 Statement of changes in beneficial ownership of securities Dec 11, 2007
4 Statement of changes in beneficial ownership of securities Nov 06, 2007
4 Statement of changes in beneficial ownership of securities Dec 11, 2007
424B2 Prospectus [Rule 424(b)(2)] Oct 09, 2007
4 Statement of changes in beneficial ownership of securities Dec 11, 2007
424B2 Prospectus [Rule 424(b)(2)] Oct 09, 2007
4 Statement of changes in beneficial ownership of securities Dec 12, 2007
4 Statement of changes in beneficial ownership of securities Dec 11, 2007
424B2 Prospectus [Rule 424(b)(2)] Oct 09, 2007
424B2 Prospectus [Rule 424(b)(2)] Dec 03, 2007
424B2 Prospectus [Rule 424(b)(2)] Dec 10, 2007
S-3/A [Amend] Registration statement under Securities Act of 1933 Nov 20, 2007
10-Q General form for quarterly reports under Section 13 or 15(d) Oct 31, 2007
8-K Current report pursuant to Section 13 or 15(d) Oct 16, 2007
424B2 Prospectus [Rule 424(b)(2)] Oct 15, 2007
424B3 Prospectus [Rule 424(b)(3)] Nov 21, 2007
424B2 Prospectus [Rule 424(b)(2)] Nov 05, 2007
4 Statement of changes in beneficial ownership of securities Dec 12, 2007
4 Statement of changes in beneficial ownership of securities Dec 05, 2007
EFFECT Notice of Effectiveness Nov 23, 2007
4 Statement of changes in beneficial ownership of securities Nov 16, 2007
4 Statement of changes in beneficial ownership of securities Oct 03, 2007
4 Statement of changes in beneficial ownership of securities Dec 12, 2007
4 Statement of changes in beneficial ownership of securities Oct 12, 2007
424B2 Prospectus [Rule 424(b)(2)] Nov 13, 2007
4 Statement of changes in beneficial ownership of securities Dec 11, 2007
4 Statement of changes in beneficial ownership of securities Dec 12, 2007
424B2 Prospectus [Rule 424(b)(2)] Oct 15, 2007
4 Statement of changes in beneficial ownership of securities Dec 11, 2007
4 Statement of changes in beneficial ownership of securities Oct 22, 2007
4 Statement of changes in beneficial ownership of securities Nov 20, 2007
4 Statement of changes in beneficial ownership of securities Oct 17, 2007
424B2 Prospectus [Rule 424(b)(2)] Dec 10, 2007
424B2 Prospectus [Rule 424(b)(2)] Dec 17, 2007
4 Statement of changes in beneficial ownership of securities Dec 11, 2007
8-K Current report pursuant to Section 13 or 15(d) Dec 05, 2007
4 Statement of changes in beneficial ownership of securities Dec 12, 2007
4 Statement of changes in beneficial ownership of securities Dec 11, 2007
424B2 Prospectus [Rule 424(b)(2)] Nov 26, 2007
424B2 Prospectus [Rule 424(b)(2)] Oct 30, 2007
4 Statement of changes in beneficial ownership of securities Dec 05, 2007
4 Statement of changes in beneficial ownership of securities Dec 18, 2007
424B2 Prospectus [Rule 424(b)(2)] Dec 10, 2007
424B2 Prospectus [Rule 424(b)(2)] Oct 15, 2007
4 Statement of changes in beneficial ownership of securities Oct 22, 2007
424B2 Prospectus [Rule 424(b)(2)] Nov 20, 2007
4 Statement of changes in beneficial ownership of securities Dec 11, 2007
13F-HR Quarterly report filed by institutional managers, Holdings Nov 09, 2007
424B2 Prospectus [Rule 424(b)(2)] Nov 13, 2007
424B2 Prospectus [Rule 424(b)(2)] Oct 02, 2007
424B2 Prospectus [Rule 424(b)(2)] Dec 11, 2007
4 Statement of changes in beneficial ownership of securities Nov 20, 2007
424B2 Prospectus [Rule 424(b)(2)] Dec 03, 2007
424B2 Prospectus [Rule 424(b)(2)] Nov 20, 2007
424B2 Prospectus [Rule 424(b)(2)] Dec 17, 2007
4 Statement of changes in beneficial ownership of securities Nov 30, 2007
4 Statement of changes in beneficial ownership of securities Nov 16, 2007
4 Statement of changes in beneficial ownership of securities Dec 05, 2007
4 Statement of changes in beneficial ownership of securities Dec 11, 2007
4 Statement of changes in beneficial ownership of securities Oct 22, 2007
424B2 Prospectus [Rule 424(b)(2)] Oct 30, 2007
4 Statement of changes in beneficial ownership of securities Nov 01, 2007
4 Statement of changes in beneficial ownership of securities Dec 04, 2007
4 Statement of changes in beneficial ownership of securities Nov 06, 2007
4 Statement of changes in beneficial ownership of securities Dec 11, 2007
4 Statement of changes in beneficial ownership of securities Dec 18, 2007
424B2 Prospectus [Rule 424(b)(2)] Dec 10, 2007
4 Statement of changes in beneficial ownership of securities Dec 18, 2007
424B2 Prospectus [Rule 424(b)(2)] Nov 05, 2007
4 Statement of changes in beneficial ownership of securities Dec 11, 2007
424B2 Prospectus [Rule 424(b)(2)] Dec 03, 2007
4 Statement of changes in beneficial ownership of securities Dec 04, 2007
4 Statement of changes in beneficial ownership of securities Dec 06, 2007
8-K Current report pursuant to Section 13 or 15(d) Nov 13, 2007
4 Statement of changes in beneficial ownership of securities Oct 17, 2007
424B2 Prospectus [Rule 424(b)(2)] Nov 13, 2007
4 Statement of changes in beneficial ownership of securities Dec 11, 2007
424B2 Prospectus [Rule 424(b)(2)] Oct 02, 2007
4 Statement of changes in beneficial ownership of securities Dec 18, 2007
8-K Current report pursuant to Section 13 or 15(d) Oct 30, 2007
4 Statement of changes in beneficial ownership of securities Dec 11, 2007
4 Statement of changes in beneficial ownership of securities Dec 05, 2007
424B2 Prospectus [Rule 424(b)(2)] Nov 05, 2007
424B2 Prospectus [Rule 424(b)(2)] Nov 26, 2007
4 Statement of changes in beneficial ownership of securities Dec 11, 2007
424B3 Prospectus [Rule 424(b)(3)] Nov 21, 2007
424B2 Prospectus [Rule 424(b)(2)] Dec 10, 2007
4 Statement of changes in beneficial ownership of securities Nov 06, 2007
8-K Current report pursuant to Section 13 or 15(d) Nov 28, 2007
4 Statement of changes in beneficial ownership of securities Dec 05, 2007
424B2 Prospectus [Rule 424(b)(2)] Nov 26, 2007
4 Statement of changes in beneficial ownership of securities Oct 09, 2007
4 Statement of changes in beneficial ownership of securities Nov 20, 2007
4 Statement of changes in beneficial ownership of securities Dec 11, 2007
424B2 Prospectus [Rule 424(b)(2)] Dec 17, 2007
4 Statement of changes in beneficial ownership of securities Dec 04, 2007
4 Statement of changes in beneficial ownership of securities Dec 11, 2007
4 Statement of changes in beneficial ownership of securities Jul 31, 2007
424B2 Prospectus [Rule 424(b)(2)] Sep 04, 2007
424B2 Prospectus [Rule 424(b)(2)] Aug 20, 2007
4 Statement of changes in beneficial ownership of securities Jul 31, 2007
4 Statement of changes in beneficial ownership of securities Jul 02, 2007
4 Statement of changes in beneficial ownership of securities Jul 02, 2007
4 Statement of changes in beneficial ownership of securities Aug 08, 2007
424B2 Prospectus [Rule 424(b)(2)] Sep 24, 2007
424B2 Prospectus [Rule 424(b)(2)] Jul 16, 2007
4 Statement of changes in beneficial ownership of securities Jul 31, 2007
424B2 Prospectus [Rule 424(b)(2)] Sep 10, 2007
424B2 Prospectus [Rule 424(b)(2)] Aug 27, 2007
4 Statement of changes in beneficial ownership of securities Jul 17, 2007
424B2 Prospectus [Rule 424(b)(2)] Sep 17, 2007
4 Statement of changes in beneficial ownership of securities Aug 14, 2007
4 Statement of changes in beneficial ownership of securities Aug 20, 2007
4 Statement of changes in beneficial ownership of securities Aug 14, 2007
424B2 Prospectus [Rule 424(b)(2)] Aug 27, 2007
4 Statement of changes in beneficial ownership of securities Sep 25, 2007
424B2 Prospectus [Rule 424(b)(2)] Jul 16, 2007
424B2 Prospectus [Rule 424(b)(2)] Aug 27, 2007
424B2 Prospectus [Rule 424(b)(2)] Sep 17, 2007
424B2 Prospectus [Rule 424(b)(2)] Sep 04, 2007
424B2 Prospectus [Rule 424(b)(2)] Aug 13, 2007
4 Statement of changes in beneficial ownership of securities Sep 25, 2007
424B2 Prospectus [Rule 424(b)(2)] Aug 20, 2007
4 Statement of changes in beneficial ownership of securities Aug 28, 2007
8-K Current report pursuant to Section 13 or 15(d) Jul 31, 2007
4 Statement of changes in beneficial ownership of securities Jul 02, 2007
4 Statement of changes in beneficial ownership of securities Aug 14, 2007
424B2 Prospectus [Rule 424(b)(2)] Sep 24, 2007
424B2 Prospectus [Rule 424(b)(2)] Aug 06, 2007
4 Statement of changes in beneficial ownership of securities Jul 17, 2007
424B2 Prospectus [Rule 424(b)(2)] Jul 09, 2007
424B2 Prospectus [Rule 424(b)(2)] Aug 01, 2007
424B2 Prospectus [Rule 424(b)(2)] Aug 06, 2007
4 Statement of changes in beneficial ownership of securities Sep 18, 2007
4 Statement of changes in beneficial ownership of securities Aug 28, 2007
424B2 Prospectus [Rule 424(b)(2)] Sep 10, 2007
4 Statement of changes in beneficial ownership of securities Sep 19, 2007
4 Statement of changes in beneficial ownership of securities Sep 11, 2007
424B2 Prospectus [Rule 424(b)(2)] Aug 06, 2007
424B2 Prospectus [Rule 424(b)(2)] Sep 25, 2007
424B2 Prospectus [Rule 424(b)(2)] Jul 16, 2007
8-K Current report pursuant to Section 13 or 15(d) Jul 30, 2007
424B2 Prospectus [Rule 424(b)(2)] Aug 01, 2007
424B2 Prospectus [Rule 424(b)(2)] Aug 01, 2007
424B2 Prospectus [Rule 424(b)(2)] Sep 17, 2007
8-K Current report pursuant to Section 13 or 15(d) Jul 17, 2007
13F-HR Quarterly report filed by institutional managers, Holdings Aug 10, 2007
424B2 Prospectus [Rule 424(b)(2)] Aug 13, 2007
10-Q General form for quarterly reports under Section 13 or 15(d) Aug 01, 2007
424B2 Prospectus [Rule 424(b)(2)] Sep 10, 2007
424B2 Prospectus [Rule 424(b)(2)] Jul 09, 2007
4 Statement of changes in beneficial ownership of securities Jul 17, 2007
4 Statement of changes in beneficial ownership of securities Sep 11, 2007
4 Statement of changes in beneficial ownership of securities Aug 28, 2007
4 Statement of changes in beneficial ownership of securities Sep 18, 2007
424B2 Prospectus [Rule 424(b)(2)] Jul 09, 2007
424B2 Prospectus [Rule 424(b)(2)] Jul 12, 2007
4 Statement of changes in beneficial ownership of securities Sep 11, 2007
424B2 Prospectus [Rule 424(b)(2)] Aug 13, 2007
424B2 Prospectus [Rule 424(b)(2)] Sep 17, 2007
4 Statement of changes in beneficial ownership of securities Sep 25, 2007
424B2 Prospectus [Rule 424(b)(2)] Aug 20, 2007
4 Statement of changes in beneficial ownership of securities May 22, 2007
4 Statement of changes in beneficial ownership of securities Apr 10, 2007
424B2 Prospectus [Rule 424(b)(2)] Jun 04, 2007
4 Statement of changes in beneficial ownership of securities Jun 18, 2007
424B2 Prospectus [Rule 424(b)(2)] May 07, 2007
4 Statement of changes in beneficial ownership of securities May 24, 2007
424B2 Prospectus [Rule 424(b)(2)] Apr 17, 2007
4 Statement of changes in beneficial ownership of securities Jun 19, 2007
8-K Current report pursuant to Section 13 or 15(d) May 01, 2007
4 Statement of changes in beneficial ownership of securities Apr 24, 2007
424B2 Prospectus [Rule 424(b)(2)] Apr 16, 2007
424B2 Prospectus [Rule 424(b)(2)] Apr 09, 2007
4 Statement of changes in beneficial ownership of securities Jun 19, 2007
424B2 Prospectus [Rule 424(b)(2)] Jun 25, 2007
10-Q General form for quarterly reports under Section 13 or 15(d) May 02, 2007
424B2 Prospectus [Rule 424(b)(2)] Jun 04, 2007
424B2 Prospectus [Rule 424(b)(2)] Apr 09, 2007
424B2 Prospectus [Rule 424(b)(2)] Apr 02, 2007
4 Statement of changes in beneficial ownership of securities Jun 19, 2007
424B2 Prospectus [Rule 424(b)(2)] Jun 12, 2007
4 Statement of changes in beneficial ownership of securities May 08, 2007
4 Statement of changes in beneficial ownership of securities May 24, 2007
424B2 Prospectus [Rule 424(b)(2)] Apr 09, 2007
424B2 Prospectus [Rule 424(b)(2)] May 07, 2007
4 Statement of changes in beneficial ownership of securities May 22, 2007
8-K Current report pursuant to Section 13 or 15(d) Apr 23, 2007
424B2 Prospectus [Rule 424(b)(2)] May 01, 2007
4 Statement of changes in beneficial ownership of securities Jun 04, 2007
4 Statement of changes in beneficial ownership of securities May 24, 2007
424B2 Prospectus [Rule 424(b)(2)] Apr 02, 2007
4 Statement of changes in beneficial ownership of securities May 24, 2007
4 Statement of changes in beneficial ownership of securities May 24, 2007
4 Statement of changes in beneficial ownership of securities Jun 05, 2007
4 Statement of changes in beneficial ownership of securities Apr 24, 2007
424B2 Prospectus [Rule 424(b)(2)] May 29, 2007
4 Statement of changes in beneficial ownership of securities May 24, 2007
4 Statement of changes in beneficial ownership of securities Apr 10, 2007
4 Statement of changes in beneficial ownership of securities May 17, 2007
4 Statement of changes in beneficial ownership of securities May 24, 2007
424B2 Prospectus [Rule 424(b)(2)] Jun 25, 2007
424B2 Prospectus [Rule 424(b)(2)] May 14, 2007
424B2 Prospectus [Rule 424(b)(2)] Jun 11, 2007
FWP Filing under Securities Act Rules 163/433 of free writing prospectuses Jun 13, 2007
424B2 Prospectus [Rule 424(b)(2)] Jun 07, 2007
424B2 Prospectus [Rule 424(b)(2)] May 21, 2007
S-8 Registration statement under Securities Act of 1933 to be offered to employees pursuant to certain plans May 18, 2007
4 Statement of changes in beneficial ownership of securities Apr 24, 2007
4 Statement of changes in beneficial ownership of securities May 24, 2007
4 Statement of changes in beneficial ownership of securities Jun 11, 2007
424B2 Prospectus [Rule 424(b)(2)] May 01, 2007
4 Statement of changes in beneficial ownership of securities May 08, 2007
424B2 Prospectus [Rule 424(b)(2)] Jun 18, 2007
DEF 14A Other definitive proxy statements Apr 09, 2007
424B2 Prospectus [Rule 424(b)(2)] May 14, 2007
ARS Annual Report to Security Holders Apr 13, 2007
424B2 Prospectus [Rule 424(b)(2)] Apr 16, 2007
4 Statement of changes in beneficial ownership of securities Jun 05, 2007
424B2 Prospectus [Rule 424(b)(2)] Apr 02, 2007
424B2 Prospectus [Rule 424(b)(2)] May 10, 2007
4 Statement of changes in beneficial ownership of securities May 24, 2007
424B2 Prospectus [Rule 424(b)(2)] May 14, 2007
424B2 Prospectus [Rule 424(b)(2)] Jun 18, 2007
4 Statement of changes in beneficial ownership of securities May 24, 2007
4 Statement of changes in beneficial ownership of securities Jun 18, 2007
424B2 Prospectus [Rule 424(b)(2)] May 29, 2007
424B2 Prospectus [Rule 424(b)(2)] May 21, 2007
4 Statement of changes in beneficial ownership of securities Apr 10, 2007
424B2 Prospectus [Rule 424(b)(2)] May 07, 2007
8-K Current report pursuant to Section 13 or 15(d) May 29, 2007
4 Statement of changes in beneficial ownership of securities May 24, 2007
424B2 Prospectus [Rule 424(b)(2)] May 01, 2007
4 Statement of changes in beneficial ownership of securities Jun 04, 2007
424B2 Prospectus [Rule 424(b)(2)] May 21, 2007
424B2 Prospectus [Rule 424(b)(2)] May 29, 2007
4 Statement of changes in beneficial ownership of securities May 22, 2007
424B2 Prospectus [Rule 424(b)(2)] Jun 25, 2007
4 Statement of changes in beneficial ownership of securities May 08, 2007
11-K Annual reports of employee stock purchase, savings and similar plans pursuant to Section 15(d) Jul 03, 2007
4 Statement of changes in beneficial ownership of securities Jun 05, 2007
13F-HR Quarterly report filed by institutional managers, Holdings May 14, 2007
424B2 Prospectus [Rule 424(b)(2)] Jun 18, 2007
424B2 Prospectus [Rule 424(b)(2)] Jun 05, 2007
424B2 Prospectus [Rule 424(b)(2)] Jun 11, 2007
11-K Annual reports of employee stock purchase, savings and similar plans pursuant to Section 15(d) Jul 03, 2007
4 Statement of changes in beneficial ownership of securities Feb 15, 2007
4 Statement of changes in beneficial ownership of securities Feb 28, 2007
424B2 Prospectus [Rule 424(b)(2)] Jan 03, 2007
5 Annual statement of changes in beneficial ownership of securities Feb 15, 2007
4 Statement of changes in beneficial ownership of securities Mar 05, 2007
4 Statement of changes in beneficial ownership of securities Feb 28, 2007
424B2 Prospectus [Rule 424(b)(2)] Mar 12, 2007
424B2 Prospectus [Rule 424(b)(2)] Feb 15, 2007
4 Statement of changes in beneficial ownership of securities Mar 14, 2007
424B2 Prospectus [Rule 424(b)(2)] Feb 06, 2007
4 Statement of changes in beneficial ownership of securities Jan 16, 2007
4 Statement of changes in beneficial ownership of securities Feb 05, 2007
424B2 Prospectus [Rule 424(b)(2)] Feb 20, 2007
424B2 Prospectus [Rule 424(b)(2)] Jan 16, 2007
SC 13G/A [Amend] Statement of acquisition of beneficial ownership by individuals Feb 14, 2007
4 Statement of changes in beneficial ownership of securities Feb 28, 2007
4 Statement of changes in beneficial ownership of securities Mar 05, 2007
424B2 Prospectus [Rule 424(b)(2)] Feb 20, 2007
424B2 Prospectus [Rule 424(b)(2)] Mar 26, 2007
424B2 Prospectus [Rule 424(b)(2)] Feb 12, 2007
13F-HR Quarterly report filed by institutional managers, Holdings Feb 12, 2007
4 Statement of changes in beneficial ownership of securities Jan 16, 2007
424B2 Prospectus [Rule 424(b)(2)] Mar 19, 2007
4 Statement of changes in beneficial ownership of securities Mar 05, 2007
4 Statement of changes in beneficial ownership of securities Jan 04, 2007
424B2 Prospectus [Rule 424(b)(2)] Jan 08, 2007
4 Statement of changes in beneficial ownership of securities Jan 29, 2007
144 Notice of proposed sale of securities pursuant to Rule 144 Feb 01, 2007
4 Statement of changes in beneficial ownership of securities Mar 27, 2007
4 Statement of changes in beneficial ownership of securities Mar 14, 2007
424B2 Prospectus [Rule 424(b)(2)] Mar 05, 2007
4 Statement of changes in beneficial ownership of securities Mar 01, 2007
424B2 Prospectus [Rule 424(b)(2)] Feb 06, 2007
424B2 Prospectus [Rule 424(b)(2)] Jan 22, 2007
424B2 Prospectus [Rule 424(b)(2)] Mar 12, 2007
424B2 Prospectus [Rule 424(b)(2)] Mar 26, 2007
4 Statement of changes in beneficial ownership of securities Mar 01, 2007
4 Statement of changes in beneficial ownership of securities Mar 05, 2007
4 Statement of changes in beneficial ownership of securities Mar 14, 2007
4 Statement of changes in beneficial ownership of securities Feb 15, 2007
424B2 Prospectus [Rule 424(b)(2)] Jan 08, 2007
8-K Current report pursuant to Section 13 or 15(d) Jan 18, 2007
4 Statement of changes in beneficial ownership of securities Mar 05, 2007
4 Statement of changes in beneficial ownership of securities Feb 05, 2007
4 Statement of changes in beneficial ownership of securities Mar 14, 2007
4 Statement of changes in beneficial ownership of securities Feb 28, 2007
4 Statement of changes in beneficial ownership of securities Mar 05, 2007
424B2 Prospectus [Rule 424(b)(2)] Mar 12, 2007
4 Statement of changes in beneficial ownership of securities Feb 28, 2007
424B2 Prospectus [Rule 424(b)(2)] Jan 22, 2007
SC 13G/A [Amend] Statement of acquisition of beneficial ownership by individuals Feb 14, 2007
424B2 Prospectus [Rule 424(b)(2)] Mar 19, 2007
424B2 Prospectus [Rule 424(b)(2)] Feb 12, 2007
4 Statement of changes in beneficial ownership of securities Feb 28, 2007
4 Statement of changes in beneficial ownership of securities Feb 28, 2007
8-K Current report pursuant to Section 13 or 15(d) Feb 06, 2007
4 Statement of changes in beneficial ownership of securities Mar 05, 2007
8-K Current report pursuant to Section 13 or 15(d) Jan 03, 2007
4 Statement of changes in beneficial ownership of securities Mar 14, 2007
10-K Annual report pursuant to Section 13 or 15(d) Feb 27, 2007
424B2 Prospectus [Rule 424(b)(2)] Feb 26, 2007
4 Statement of changes in beneficial ownership of securities Jan 04, 2007
424B2 Prospectus [Rule 424(b)(2)] Feb 26, 2007
4 Statement of changes in beneficial ownership of securities Feb 28, 2007
4 Statement of changes in beneficial ownership of securities Mar 16, 2007
424B2 Prospectus [Rule 424(b)(2)] Jan 03, 2007
424B2 Prospectus [Rule 424(b)(2)] Mar 19, 2007
SC 13G/A [Amend] Statement of acquisition of beneficial ownership by individuals Feb 14, 2007
4 Statement of changes in beneficial ownership of securities Mar 27, 2007
424B2 Prospectus [Rule 424(b)(2)] Feb 06, 2007
424B2 Prospectus [Rule 424(b)(2)] Mar 05, 2007
424B2 Prospectus [Rule 424(b)(2)] Mar 26, 2007
4 Statement of changes in beneficial ownership of securities Feb 28, 2007
424B2 Prospectus [Rule 424(b)(2)] Jan 08, 2007
424B2 Prospectus [Rule 424(b)(2)] Jan 08, 2007
4 Statement of changes in beneficial ownership of securities Feb 28, 2007
424B2 Prospectus [Rule 424(b)(2)] Feb 12, 2007
4 Statement of changes in beneficial ownership of securities Mar 16, 2007
424B2 Prospectus [Rule 424(b)(2)] Jan 22, 2007
4 Statement of changes in beneficial ownership of securities Feb 28, 2007
4 Statement of changes in beneficial ownership of securities Mar 27, 2007
4 Statement of changes in beneficial ownership of securities Jan 04, 2007
4 Statement of changes in beneficial ownership of securities Feb 15, 2007
4 Statement of changes in beneficial ownership of securities Feb 28, 2007
424B2 Prospectus [Rule 424(b)(2)] Jan 16, 2007
424B2 Prospectus [Rule 424(b)(2)] Mar 19, 2007