SELIGMAN J & W & CO INC /NY/
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Wednesday, 2/23/2011
None
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Wednesday, 2/23/2011
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Wednesday, 2/23/2011
None
13F-HR/A
Wednesday, 2/23/2011
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR/A
Wednesday, 2/23/2011
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR/A
Wednesday, 2/23/2011
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-NT
Friday, 2/12/2010
Initial Quarterly Form 13F Notice Report filed by institutional managers
13F-NT
Friday, 11/13/2009
Initial Quarterly Form 13F Notice Report filed by institutional managers
13F-NT
Thursday, 8/13/2009
Initial Quarterly Form 13F Notice Report filed by institutional managers
13F-NT
Tuesday, 5/12/2009
Initial Quarterly Form 13F Notice Report filed by institutional managers
13F-NT
Tuesday, 2/17/2009
Initial Quarterly Form 13F Notice Report filed by institutional managers
13F-HR
Friday, 11/14/2008
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Thursday, 8/14/2008
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Wednesday, 5/14/2008
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR/A
Wednesday, 5/14/2008
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR/A
Tuesday, 3/4/2008
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Tuesday, 1/29/2008
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Monday, 10/15/2007
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Wednesday, 8/22/2007
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Monday, 5/14/2007
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Tuesday, 2/13/2007
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Tuesday, 11/14/2006
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Thursday, 8/10/2006
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Wednesday, 5/10/2006
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Monday, 2/13/2006
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Wednesday, 11/9/2005
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Tuesday, 8/2/2005
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Friday, 5/6/2005
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Friday, 2/11/2005
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Thursday, 11/4/2004
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Monday, 8/2/2004
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Monday, 5/3/2004
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Friday, 2/13/2004
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Monday, 11/10/2003
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Thursday, 8/7/2003
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Wednesday, 5/14/2003
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Tuesday, 2/11/2003
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Tuesday, 11/5/2002
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Thursday, 8/8/2002
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Tuesday, 5/7/2002
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Tuesday, 2/12/2002
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Friday, 11/2/2001
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Thursday, 8/2/2001
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Tuesday, 4/24/2001
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Thursday, 2/8/2001
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Wednesday, 10/25/2000
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Thursday, 7/20/2000
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Tuesday, 4/11/2000
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Tuesday, 2/8/2000
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Monday, 11/1/1999
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Thursday, 8/5/1999
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Wednesday, 5/5/1999
Initial Quarterly Form 13F Holdings Report filed by institutional managers
Ownership (998)
4
Wednesday, 10/15/2008
CATALYST SEMICONDUCTOR INC: Statement of changes in beneficial ownership of securities
4
Friday, 10/3/2008
CATALYST SEMICONDUCTOR INC: Statement of changes in beneficial ownership of securities
SC 13G/A
Wednesday, 4/9/2008
MENTOR GRAPHICS CORP: Major Shareholders
SC 13G/A
Wednesday, 4/9/2008
MONOLITHIC POWER SYSTEMS INC: Major Shareholders
SC 13G/A
Friday, 2/8/2008
CYMER INC: Major Shareholders
SC 13G
Monday, 1/28/2008
ADVOCAT INC: Major Shareholders
SC 13G
Monday, 1/28/2008
AMDOCS LTD: Major Shareholders
SC 13G
Monday, 1/28/2008
BMC SOFTWARE INC: Major Shareholders
SC 13G
Monday, 1/28/2008
CATALYST SEMICONDUCTOR INC: Major Shareholders
SC 13G
Monday, 1/28/2008
CHECK POINT SOFTWARE TECHNOLOGIES LTD: Major Shareholders
SC 13G/A
Monday, 1/28/2008
CYMER INC: Major Shareholders
SC 13G/A
Monday, 1/28/2008
DIGITAL RIVER INC /DE: Major Shareholders
SC 13G/A
Monday, 1/28/2008
ELECTRONICS FOR IMAGING INC: Major Shareholders
SC 13G
Monday, 1/28/2008
GEMSTAR TV GUIDE INTERNATIONAL INC: Major Shareholders
SC 13G
Monday, 1/28/2008
HARVARD BIOSCIENCE INC: Major Shareholders
SC 13G/A
Monday, 1/28/2008
WD Media, Inc.: Major Shareholders
SC 13G/A
Monday, 1/28/2008
McAfee, Inc.: Major Shareholders
SC 13G
Monday, 1/28/2008
MENTOR GRAPHICS CORP: Major Shareholders
SC 13G
Monday, 1/28/2008
MONOLITHIC POWER SYSTEMS INC: Major Shareholders
SC 13G/A
Monday, 1/28/2008
ORBOTECH LTD: Major Shareholders
SC 13G/A
Monday, 1/28/2008
SYNOPSYS INC: Major Shareholders
SC 13G/A
Monday, 1/28/2008
McAfee, Inc.: Major Shareholders
4
Wednesday, 1/23/2008
CATALYST SEMICONDUCTOR INC: Statement of changes in beneficial ownership of securities
4
Friday, 1/11/2008
CATALYST SEMICONDUCTOR INC: Statement of changes in beneficial ownership of securities
3
Friday, 12/21/2007
CATALYST SEMICONDUCTOR INC: Initial statement of beneficial ownership of securities
4
Friday, 12/21/2007
CATALYST SEMICONDUCTOR INC: Statement of changes in beneficial ownership of securities
SC 13G/A
Friday, 12/7/2007
CYMER INC: Major Shareholders
SC 13G/A
Wednesday, 11/14/2007
ELECTRONICS FOR IMAGING INC: Major Shareholders
SC 13G/A
Friday, 11/9/2007
ELECTRONICS FOR IMAGING INC: Major Shareholders
4
Thursday, 10/11/2007
CATALYST SEMICONDUCTOR INC: Statement of changes in beneficial ownership of securities
4
Tuesday, 9/18/2007
CATALYST SEMICONDUCTOR INC: Statement of changes in beneficial ownership of securities
3
Tuesday, 9/4/2007
CATALYST SEMICONDUCTOR INC: Initial statement of beneficial ownership of securities
SC 13G/A
Thursday, 8/2/2007
CYMER INC: Major Shareholders
SC 13G/A
Tuesday, 7/10/2007
SYNOPSYS INC: Major Shareholders
SC 13G/A
Tuesday, 4/10/2007
CADMUS COMMUNICATIONS CORP/NEW: Major Shareholders
SC 13G/A
Tuesday, 2/13/2007
CADMUS COMMUNICATIONS CORP/NEW: Major Shareholders
SC 13G/A
Tuesday, 2/13/2007
CUBIC CORP /DE/: Major Shareholders
SC 13G/A
Tuesday, 2/13/2007
CYMER INC: Major Shareholders
SC 13G/A
Tuesday, 2/13/2007
DIGITAL RIVER INC /DE: Major Shareholders
SC 13G/A
Tuesday, 2/13/2007
ELECTRONICS FOR IMAGING INC: Major Shareholders
SC 13G
Tuesday, 2/13/2007
KOMAG INC /DE/: Major Shareholders
SC 13G
Tuesday, 2/13/2007
McAfee, Inc.: Major Shareholders
SC 13G/A
Tuesday, 2/13/2007
MERCURY INTERACTIVE CORP: Major Shareholders
SC 13G/A
Tuesday, 2/13/2007
MONOLITHIC POWER SYSTEMS INC: Major Shareholders
SC 13G/A
Tuesday, 2/13/2007
ORBOTECH LTD: Major Shareholders
SC 13G/A
Tuesday, 2/13/2007
STEWART & STEVENSON SERVICES INC: Major Shareholders
SC 13G/A
Tuesday, 2/13/2007
SYNOPSYS INC: Major Shareholders
SC 13G/A
Tuesday, 2/13/2007
XYRATEX LTD: Major Shareholders
SC 13G
Friday, 12/8/2006
CYMER INC: Major Shareholders
SC 13G/A
Friday, 9/1/2006
MONOLITHIC POWER SYSTEMS INC: Major Shareholders
SC 13G/A
Monday, 7/10/2006
CARREKER CORP: Major Shareholders
SC 13G/A
Wednesday, 5/10/2006
MONOLITHIC POWER SYSTEMS INC: Major Shareholders
SC 13G/A
Monday, 3/6/2006
MONOLITHIC POWER SYSTEMS INC: Major Shareholders
SC 13G/A
Monday, 2/13/2006
CADMUS COMMUNICATIONS CORP/NEW: Major Shareholders
SC 13G/A
Monday, 2/13/2006
CARREKER CORP: Major Shareholders
SC 13G
Monday, 2/13/2006
CUBIC CORP /DE/: Major Shareholders
SC 13G
Monday, 2/13/2006
DIGITAL RIVER INC /DE: Major Shareholders
SC 13G
Monday, 2/13/2006
MERCURY INTERACTIVE CORP: Major Shareholders
SC 13G/A
Monday, 2/13/2006
MONOLITHIC POWER SYSTEMS INC: Major Shareholders
SC 13G/A
Monday, 2/13/2006
ORBOTECH LTD: Major Shareholders
SC 13G/A
Monday, 2/13/2006
STEWART & STEVENSON SERVICES INC: Major Shareholders
SC 13G/A
Monday, 2/13/2006
SYNOPSYS INC: Major Shareholders
SC 13G
Monday, 2/13/2006
XYRATEX LTD: Major Shareholders
SC 13G/A
Tuesday, 12/13/2005
MONOLITHIC POWER SYSTEMS INC: Major Shareholders
SC 13G/A
Tuesday, 10/11/2005
MEMC ELECTRONIC MATERIALS INC: Major Shareholders
SC 13G/A
Monday, 9/12/2005
BMC SOFTWARE INC: Major Shareholders
SC 13G
Friday, 8/12/2005
MONOLITHIC POWER SYSTEMS INC: Major Shareholders
SC 13G/A
Friday, 8/12/2005
TAKE TWO INTERACTIVE SOFTWARE INC: Major Shareholders
SC 13G/A
Friday, 6/10/2005
TAKE TWO INTERACTIVE SOFTWARE INC: Major Shareholders
SC 13G/A
Tuesday, 5/10/2005
PHOTON DYNAMICS INC: Major Shareholders
SC 13G/A
Tuesday, 5/10/2005
MAGMA DESIGN AUTOMATION INC: Major Shareholders
SC 13G/A
Monday, 4/11/2005
PHOTON DYNAMICS INC: Major Shareholders
SC 13G/A
Monday, 4/11/2005
ACCELRYS, INC.: Major Shareholders
SC 13G/A
Monday, 4/11/2005
AVOCENT CORP: Major Shareholders
SC 13G/A
Monday, 4/11/2005
NETGEAR INC: Major Shareholders
SC 13G/A
Monday, 3/7/2005
IVILLAGE INC: Major Shareholders
SC 13G/A
Friday, 2/18/2005
ASK JEEVES INC: Major Shareholders
SC 13G
Friday, 2/18/2005
IVILLAGE INC: Major Shareholders
SC 13G/A
Friday, 2/18/2005
MATTSON TECHNOLOGY INC: Major Shareholders
SC 13G
Friday, 2/11/2005
ACCELRYS, INC.: Major Shareholders
SC 13G
Friday, 2/11/2005
ASK JEEVES INC: Major Shareholders
SC 13G
Friday, 2/11/2005
AVOCENT CORP: Major Shareholders
SC 13G/A
Friday, 2/11/2005
CADMUS COMMUNICATIONS CORP/NEW: Major Shareholders
SC 13G
Friday, 2/11/2005
BMC SOFTWARE INC: Major Shareholders
SC 13G/A
Friday, 2/11/2005
CARREKER CORP: Major Shareholders
SC 13G/A
Friday, 2/11/2005
MAGMA DESIGN AUTOMATION INC: Major Shareholders
SC 13G
Friday, 2/11/2005
MATTSON TECHNOLOGY INC: Major Shareholders
SC 13G
Friday, 2/11/2005
MEMC ELECTRONIC MATERIALS INC: Major Shareholders
SC 13G
Friday, 2/11/2005
NETGEAR INC: Major Shareholders
SC 13G/A
Friday, 2/11/2005
ORBOTECH LTD: Major Shareholders
SC 13G/A
Friday, 2/11/2005
PHOTON DYNAMICS INC: Major Shareholders
SC 13G
Friday, 2/11/2005
STEWART & STEVENSON SERVICES INC: Major Shareholders
SC 13G/A
Friday, 2/11/2005
SYNOPSYS INC: Major Shareholders
SC 13G/A
Friday, 2/11/2005
TAKE TWO INTERACTIVE SOFTWARE INC: Major Shareholders
SC 13G
Thursday, 12/9/2004
TAKE TWO INTERACTIVE SOFTWARE INC: Major Shareholders
SC 13G
Wednesday, 11/10/2004
CARREKER CORP: Major Shareholders
SC 13G/A
Tuesday, 10/12/2004
LABORATORY CORP OF AMERICA HOLDINGS: Major Shareholders
SC 13G/A
Tuesday, 10/12/2004
MAGMA DESIGN AUTOMATION INC: Major Shareholders
SC 13G/A
Tuesday, 10/12/2004
PHOTON DYNAMICS INC: Major Shareholders
SC 13G/A
Friday, 9/10/2004
WET SEAL INC: Major Shareholders