AMERICAN CENTURY COMPANIES INC
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- RATIONAL SOFTWARE CORP (2)
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13F-HR
Tuesday, 2/13/2024
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR/A
Thursday, 11/30/2023
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Monday, 11/13/2023
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Monday, 8/14/2023
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Thursday, 5/11/2023
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Monday, 2/13/2023
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Monday, 11/14/2022
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Friday, 8/12/2022
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Wednesday, 5/11/2022
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Monday, 2/7/2022
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Wednesday, 11/10/2021
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Thursday, 8/5/2021
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Friday, 5/14/2021
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Friday, 2/12/2021
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Friday, 11/13/2020
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Thursday, 8/13/2020
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Thursday, 5/14/2020
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Wednesday, 2/12/2020
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Wednesday, 11/13/2019
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Wednesday, 8/14/2019
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Tuesday, 5/14/2019
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR/A
Wednesday, 3/6/2019
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Wednesday, 2/13/2019
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Friday, 11/2/2018
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Wednesday, 8/8/2018
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Thursday, 5/3/2018
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Friday, 2/2/2018
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Wednesday, 11/1/2017
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Monday, 8/7/2017
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Tuesday, 5/2/2017
Initial Quarterly Form 13F Holdings Report filed by institutional managers
40-APP
Friday, 4/28/2017
Applications under the Investment Company Act other than those reviewed by Office of Insurance Products
13F-HR
Friday, 2/3/2017
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Tuesday, 11/1/2016
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR/A
Tuesday, 8/16/2016
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR/A
Tuesday, 8/16/2016
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Tuesday, 7/26/2016
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Monday, 5/2/2016
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Monday, 2/1/2016
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Monday, 11/2/2015
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Tuesday, 7/28/2015
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Wednesday, 5/6/2015
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Tuesday, 1/27/2015
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Friday, 11/7/2014
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Monday, 8/4/2014
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Monday, 5/5/2014
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Thursday, 2/6/2014
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Wednesday, 10/30/2013
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Tuesday, 7/23/2013
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Wednesday, 4/24/2013
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Monday, 2/11/2013
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Tuesday, 11/13/2012
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Wednesday, 8/8/2012
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Thursday, 5/10/2012
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Wednesday, 2/8/2012
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Thursday, 11/10/2011
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Friday, 8/5/2011
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Wednesday, 5/11/2011
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Friday, 2/4/2011
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Friday, 11/12/2010
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Wednesday, 8/11/2010
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Wednesday, 5/12/2010
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Thursday, 2/11/2010
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Tuesday, 11/10/2009
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Tuesday, 8/11/2009
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Wednesday, 5/13/2009
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Monday, 2/9/2009
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Thursday, 11/13/2008
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR/A
Wednesday, 8/27/2008
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Wednesday, 8/13/2008
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Tuesday, 5/13/2008
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Friday, 2/8/2008
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Friday, 11/9/2007
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Thursday, 8/9/2007
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
Monday, 2/12/2007
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Monday, 11/6/2006
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Tuesday, 8/15/2006
Initial Quarterly Form 13F Holdings Report filed by institutional managers
13F-HR
Monday, 5/15/2006
Initial Quarterly Form 13F Holdings Report filed by institutional managers
Ownership (234)
SC 13G/A
Tuesday, 10/6/1998
SUPERIOR INDUSTRIES INTERNATIONAL INC: Major Shareholders
SC 13G/A
Wednesday, 8/5/1998
LAB HOLDINGS INC: Major Shareholders
SC 13G/A
Thursday, 2/5/1998
RATIONAL SOFTWARE CORP: Major Shareholders
SC 13G/A
Wednesday, 2/4/1998
STARBUCKS CORP: Major Shareholders
SC 13G/A
Wednesday, 2/4/1998
P COM INC: Major Shareholders
SC 13G/A
Wednesday, 2/4/1998
SEAFIELD CAPITAL CORP: Major Shareholders
SC 13G
Wednesday, 2/4/1998
ACTION PERFORMANCE COMPANIES INC: Major Shareholders
SC 13G
Wednesday, 2/4/1998
AMERICA ONLINE INC: Major Shareholders
SC 13G
Wednesday, 2/4/1998
AUTODESK INC: Major Shareholders
SC 13G
Wednesday, 2/4/1998
BMC INDUSTRIES INC/MN/: Major Shareholders
SC 13G
Wednesday, 2/4/1998
BECKMAN INSTRUMENTS INC: Major Shareholders
SC 13G
Wednesday, 2/4/1998
CIT GROUP INC: Major Shareholders
SC 13G
Wednesday, 2/4/1998
DONCASTERS PLC: Major Shareholders
SC 13G
Wednesday, 2/4/1998
GIANT FOOD INC: Major Shareholders
SC 13G
Wednesday, 2/4/1998
IDEC PHARMACEUTICALS CORP / DE: Major Shareholders
SC 13G
Wednesday, 2/4/1998
OSHAP TECHNOLOGIES LTD: Major Shareholders
SC 13G
Wednesday, 2/4/1998
STAGE STORES INC: Major Shareholders
SC 13G
Wednesday, 2/4/1998
SUPERIOR INDUSTRIES INTERNATIONAL INC: Major Shareholders
SC 13G
Wednesday, 2/4/1998
XTRA CORP /DE/: Major Shareholders
SC 13G/A
Wednesday, 2/4/1998
ABR INFORMATION SERVICES INC: Major Shareholders
SC 13G/A
Wednesday, 2/4/1998
ACCUSTAFF INC: Major Shareholders
SC 13G/A
Wednesday, 2/4/1998
ASPEN TECHNOLOGY INC /MA/: Major Shareholders
SC 13G/A
Wednesday, 2/4/1998
BE AEROSPACE INC: Major Shareholders
SC 13G/A
Wednesday, 2/4/1998
BMC SOFTWARE INC: Major Shareholders
SC 13G/A
Wednesday, 2/4/1998
BRIGHTPOINT INC: Major Shareholders
SC 13G/A
Wednesday, 2/4/1998
C CUBE MICROSYSTEMS INC: Major Shareholders
SC 13G/A
Wednesday, 2/4/1998
CASCADE COMMUNICATIONS CORP: Major Shareholders
SC 13G/A
Wednesday, 2/4/1998
CITRIX SYSTEMS INC: Major Shareholders
SC 13G/A
Wednesday, 2/4/1998
CLINTRIALS RESEARCH INC: Major Shareholders
SC 13G/A
Wednesday, 2/4/1998
COMVERSE TECHNOLOGY INC/NY/: Major Shareholders
SC 13G/A
Wednesday, 2/4/1998
CURATIVE HEALTH SERVICES INC: Major Shareholders
SC 13G/A
Wednesday, 2/4/1998
DAVOX CORP: Major Shareholders
SC 13G/A
Wednesday, 2/4/1998
EMPLOYEE SOLUTIONS INC: Major Shareholders
SC 13G/A
Wednesday, 2/4/1998
ENCAD INC: Major Shareholders
SC 13G/A
Wednesday, 2/4/1998
CHANCELLOR MEDIA CORP/: Major Shareholders
SC 13G/A
Wednesday, 2/4/1998
GERBER SCIENTIFIC INC: Major Shareholders
SC 13G/A
Wednesday, 2/4/1998
HYPERION SOFTWARE CORP: Major Shareholders
SC 13G/A
Wednesday, 2/4/1998
JONES MEDICAL INDUSTRIES INC /DE/: Major Shareholders
SC 13G/A
Wednesday, 2/4/1998
LEASING SOLUTIONS INC: Major Shareholders
SC 13G/A
Wednesday, 2/4/1998
MCAFEE ASSOCIATES INC: Major Shareholders
SC 13G/A
Wednesday, 2/4/1998
NATIONAL TECHTEAM INC /DE/: Major Shareholders
SC 13G/A
Wednesday, 2/4/1998
NBTY INC: Major Shareholders
SC 13G/A
Wednesday, 2/4/1998
OREGON METALLURGICAL CORP: Major Shareholders
SC 13G/A
Wednesday, 2/4/1998
PMT SERVICES INC /TN/: Major Shareholders
SC 13G/A
Wednesday, 2/4/1998
PAIRGAIN TECHNOLOGIES INC /CA/: Major Shareholders
SC 13G/A
Wednesday, 2/4/1998
PETROLITE CORP: Major Shareholders
SC 13G/A
Wednesday, 2/4/1998
RADISYS CORP: Major Shareholders
SC 13G/A
Wednesday, 2/4/1998
STORAGE TECHNOLOGY CORP: Major Shareholders
SC 13G/A
Wednesday, 2/4/1998
SUN MICROSYSTEMS INC: Major Shareholders
SC 13G/A
Wednesday, 2/4/1998
TELEDATA COMMUNICATIONS LTD: Major Shareholders
SC 13G/A
Wednesday, 2/4/1998
TELLABS INC: Major Shareholders
SC 13G/A
Wednesday, 2/4/1998
U S ROBOTICS INC/DE/: Major Shareholders
SC 13G/A
Wednesday, 2/4/1998
XYLAN CORP: Major Shareholders
SC 13G/A
Wednesday, 2/4/1998
DURA PHARMACEUTICALS INC/CA: Major Shareholders
SC 13G/A
Wednesday, 2/4/1998
ELECTRONICS FOR IMAGING INC: Major Shareholders
SC 13G/A
Wednesday, 2/4/1998
PEOPLESOFT INC: Major Shareholders
SC 13G/A
Wednesday, 2/4/1998
QUINTILES TRANSNATIONAL CORP: Major Shareholders
SC 13G/A
Tuesday, 2/11/1997
GENZYME CORP: Major Shareholders
SC 13G/A
Tuesday, 2/11/1997
GENZYME CORP: Major Shareholders
SC 13G/A
Tuesday, 2/11/1997
GLENAYRE TECHNOLOGIES INC: Major Shareholders
SC 13G/A
Tuesday, 2/11/1997
INFORMIX CORP: Major Shareholders
SC 13G/A
Tuesday, 2/11/1997
INTUIT INC: Major Shareholders
SC 13G/A
Tuesday, 2/11/1997
LATTICE SEMICONDUCTOR CORP: Major Shareholders
SC 13G/A
Tuesday, 2/11/1997
MEDIA 100 INC: Major Shareholders
SC 13G/A
Tuesday, 2/11/1997
MICROCOM INC: Major Shareholders
SC 13G/A
Tuesday, 2/11/1997
NETCOM ON LINE COMMUNICATION SERVICES INC: Major Shareholders
SC 13G/A
Tuesday, 2/11/1997
NETWORK GENERAL CORPORATION: Major Shareholders
SC 13G/A
Tuesday, 2/11/1997
OAK TECHNOLOGY INC: Major Shareholders
SC 13G/A
Tuesday, 2/11/1997
PICTURETEL CORP: Major Shareholders
SC 13G/A
Tuesday, 2/11/1997
PINNACLE SYSTEMS INC: Major Shareholders
SC 13G/A
Tuesday, 2/11/1997
PRI AUTOMATION INC: Major Shareholders
SC 13G/A
Tuesday, 2/11/1997
QUALCOMM INC/DE: Major Shareholders
SC 13G/A
Tuesday, 2/11/1997
QUARTERDECK CORP: Major Shareholders
SC 13G/A
Tuesday, 2/11/1997
RENT WAY INC: Major Shareholders
SC 13G/A
Monday, 2/10/1997
ADOBE SYSTEMS INC: Major Shareholders
SC 13G/A
Monday, 2/10/1997
AMERICA ONLINE INC: Major Shareholders
SC 13G/A
Monday, 2/10/1997
APPLIED MATERIALS INC /DE: Major Shareholders
SC 13G/A
Monday, 2/10/1997
ASCEND COMMUNICATIONS INC: Major Shareholders
SC 13G/A
Monday, 2/10/1997
ASYST TECHNOLOGIES INC /CA/: Major Shareholders
SC 13G/A
Monday, 2/10/1997
BAY NETWORKS INC: Major Shareholders
SC 13G/A
Monday, 2/10/1997
BIO VASCULAR INC: Major Shareholders
SC 13G/A
Monday, 2/10/1997
BIOGEN INC: Major Shareholders
SC 13G/A
Monday, 2/10/1997
BOCA RESEARCH INC: Major Shareholders
SC 13G/A
Monday, 2/10/1997
BROOKS AUTOMATION INC: Major Shareholders
SC 13G/A
Monday, 2/10/1997
CEPHALON INC: Major Shareholders
SC 13G/A
Monday, 2/10/1997
CERNER CORP /MO/: Major Shareholders
SC 13G/A
Monday, 2/10/1997
DELL COMPUTER CORP: Major Shareholders
SC 13G/A
Monday, 2/10/1997
FSI INTERNATIONAL INC: Major Shareholders
SC 13G/A
Monday, 2/10/1997
FILENET CORP: Major Shareholders
SC 13G/A
Monday, 2/10/1997
FORE SYSTEMS INC /DE/: Major Shareholders
SC 13G/A
Monday, 2/10/1997
CYBEROPTICS CORP: Major Shareholders
SC 13G/A
Friday, 2/7/1997
S3 INC: Major Shareholders
SC 13G/A
Friday, 2/7/1997
SPYGLASS INC: Major Shareholders
SC 13G/A
Friday, 2/7/1997
STERIS CORP: Major Shareholders
SC 13G/A
Friday, 2/7/1997
STRATACOM INC: Major Shareholders
SC 13G/A
Friday, 2/7/1997
STUDIO PLUS HOTELS INC: Major Shareholders
SC 13G/A
Friday, 2/7/1997
SUMMIT TECHNOLOGY INC: Major Shareholders
SC 13G/A
Friday, 2/7/1997
SYBASE INC: Major Shareholders
SC 13G/A
Friday, 2/7/1997
TENCOR INSTRUMENTS: Major Shareholders
SC 13G/A
Friday, 2/7/1997
TRIDENT MICROSYSTEMS INC: Major Shareholders