| Date |
Company |
Symbol |
Action |
| 01 Dec 2006 | Alcatel SA ADS | ALA | Removed |
| 01 Dec 2006 | Alcatel-Lucent | ALU | Added |
| 15 Nov 2006 | Quantum Corp | QTM | Added |
| 15 Nov 2006 | JDS Uniphase Corp | JDSU | Added |
| 15 Nov 2006 | JDS Uniphase Corp | JDSUD | Removed |
| 15 Nov 2006 | Quantum Corp | DSS | Removed |
| 23 Oct 2006 | Ciena Corp | CIEND | Removed |
| 23 Oct 2006 | Ciena Corp | CIEN | Added |
| 17 Oct 2006 | JDS Uniphase Corp | JDSU | Removed |
| 17 Oct 2006 | JDS Uniphase Corp | JDSUD | Added |
| 25 Sep 2006 | Ciena Corp | CIEN | Removed |
| 25 Sep 2006 | Ciena Corp | CIEND | Added |
| 29 Jun 2006 | Citrix Systems, Inc. | CTXS | Added |
| 28 Jun 2006 | Vitesse Semiconductor | VTSS | Removed |
| 30 Jan 2006 | Novartis AG (ADR) | NVS | Added |
| 30 Jan 2006 | Jabil Circuit, Inc. | JBL | Added |
| 30 Jan 2006 | Scientific-Atlanta | SFA | Removed |
| 30 Jan 2006 | Chiron Corp | CHIR | Removed |
| 30 Jan 2006 | Siebel Systems Inc | SEBL | Removed |
| 30 Jan 2006 | Hyperion Solutions Corp. | HYSL | Added |
| 01 Sep 2005 | Storage Technology Corp | STK | Removed |
| 01 Sep 2005 | Cognos Incorporated (USA) | COGN | Added |
| 11 Aug 2005 | QLogic Corporation | QLGC | Added |
| 11 Aug 2005 | SunGard Data Systems | SDS | Removed |
| 15 Jul 2005 | Nextel Communications | NXTL | Removed |
| 15 Jul 2005 | Broadcom Corporation | BRCM | Added |
| 28 Jun 2005 | Altera Corp. | ALTR | Added |
| 28 Jun 2005 | Veritas Software Corp | VRTS | Removed |
| 29 Dec 2004 | Sirius Satellite Radio Inc. | SIRI | Added |
| 29 Dec 2004 | Peoplesoft Inc | PSFT | Removed |
| 01 Jul 2004 | McAfee, Inc. | MFE | Added |
| 01 Jul 2004 | Network Associates Inc | NET | Removed |
| 15 Jun 2004 | Veritas Software Corp | VRTS | Added |
| 15 Jun 2004 | Veritas Software Corp | VRTSE | Removed |
| 14 Mar 2004 | Veritas Software Corp | VRTSE | Added |
| 14 Mar 2004 | Veritas Software Corp | VRTS | Removed |
| 13 Nov 2003 | Biogen Inc | BGEN | Removed |
| 13 Nov 2003 | Biogen Idec Inc | BIIB | Added |
| 16 Oct 2003 | AOL Time Warner | AOL | Removed |
| 16 Oct 2003 | Time Warner Inc. | TWX | Added |
| 12 Feb 2003 | Goodrich Corporation | GR | Added |
| 12 Feb 2003 | Lucent Technologies Inc. | LU | Removed |
| 04 Dec 2002 | Thermo Electron Corporation | TMO | Added |
| 19 Oct 2002 | Palm, Inc. | PALM | Removed |
| 29 May 2002 | MedImmune, Inc. | MEDI | Added |
| 29 May 2002 | Immunex Corp | IMNX | Removed |
| 04 May 2002 | Compaq Computer Corp | CPQ | Removed |
| 04 May 2002 | BEA Systems, Inc. | BEAS | Added |
| 07 Nov 2001 | Sensormatic Electronics Corp | SRM | Removed |
| 07 Nov 2001 | AOL Time Warner | AOL | Added |
| 30 Aug 2001 | Raytheon Company | RTN | Added |
| 30 Aug 2001 | Silicon Graphics Inc | SGI | Removed |
| 25 Jul 2001 | Juniper Networks, Inc. | JNPR | Added |
| 25 Jul 2001 | Cabletron Systems Inc | CS | Removed |
| 09 May 2001 | InforMedix Holdings, Inc. | IFMX | Removed |
| 09 May 2001 | Check Point Software Technolog | CHKP | Added |
| 28 Mar 2001 | Ceridian Corporation | CEN | Removed |
| 28 Mar 2001 | Veritas Software Corp | VRTS | Added |
| 27 Mar 2001 | Network Appliance, Inc. | NTAP | Added |
| 27 Mar 2001 | Ciena Corporation | CIEN | Added |
| 27 Mar 2001 | Pharmacia Corp | PHA | Removed |
| 27 Mar 2001 | AOL Time Warner | AOL | Removed |
| 27 Mar 2001 | Lockheed Martin Corporation | LMT | Added |
| 27 Mar 2001 | Micron Electronics | MUEI | Removed |
| 13 Mar 2001 | BMC Software, Inc. | BMC | Added |
| 13 Mar 2001 | BMC Software, Inc. | BMCS | Removed |
| 15 Nov 2000 | Corning Incorporated | GLW | Added |
| 15 Nov 2000 | Star Maritime Acquisition Corp | SEA | Removed |
| 10 Nov 2000 | Accenture Ltd. | ACN | Removed |
| 10 Nov 2000 | Nokia Corporation (ADR) | NOK | Added |
| 02 Aug 2000 | Palm, Inc. | PALM | Added |
| 02 Aug 2000 | Comsat Corp | CQ | Removed |
| 08 Jun 2000 | Siemens Medical Solutions | SMS | Removed |
| 08 Jun 2000 | Electronic Arts Inc. | ERTS | Added |
| 18 May 2000 | Alcatel (ADR) | ALA | Added |
| 18 May 2000 | Newbridge Networks Corp | NN | Removed |
| 03 Apr 2000 | Monsanto Co | MTC | Removed |
| 03 Apr 2000 | Pharmacia Corp | PHA | Added |
| 09 Mar 2000 | Nextel Communications | NXTL | Added |
| 09 Mar 2000 | Tim Hortons Inc. (USA) | THI | Removed |
| 09 Mar 2000 | American Power Conversion Corp | APCC | Added |
| 09 Mar 2000 | Evans & Sutherland Computer Co | ESCC | Removed |
| 02 Dec 1999 | Honeywell International Inc. | HON | Removed |
| 02 Dec 1999 | LSI Logic Corporation | LSI | Added |
| 22 Nov 1999 | Agilent Technologies Inc. | A | Added |
| 22 Nov 1999 | Intergraph Corporation | INGR | Removed |
| 13 Oct 1999 | Data General Corp | DGN | Removed |
| 13 Oct 1999 | NCR Corporation | NCR | Added |
| 07 Oct 1999 | Com2000.net Technology | CNTO | Removed |
| 07 Oct 1999 | Genentech, Inc. | DNA | Added |
| 30 Jul 1999 | Quantum Corporation | DSS | Added |
| 30 Jul 1999 | Quantum Corporation | QNTM | Removed |
| 06 Jul 1999 | Uniphase Corp | UNPH | Removed |
| 06 Jul 1999 | JDS Uniphase Corporation | JDSU | Added |
| 25 Jun 1999 | Axis-Shield Plc | ASDN | Removed |
| 25 Jun 1999 | Siebel Systems Inc | SEBL | Added |
| 21 Jun 1999 | Genentech Inc - Special Common | GNE | Removed |
| 21 Jun 1999 | Monsanto Co | MTC | Added |
| 24 May 1999 | System Software Assoc Inc | SSAX | Removed |
| 24 May 1999 | Solectron Corporation | SLR | Added |
| 24 May 1999 | Uniphase Corp | UNPH | Added |
| 24 May 1999 | Varian Medical Systems, Inc. | VAR | Removed |
| 24 May 1999 | Inprise Corporation | INPR | Removed |
| 24 May 1999 | Exabyte Corp | EXBT | Removed |
| 24 May 1999 | First Data Corporation | FDC | Added |
| 24 May 1999 | SunGard Data Systems | SDS | Added |
| 05 Apr 1999 | Maxim Integrated Products Inc. | MXIM | Added |
| 05 Apr 1999 | Ameriprise Financial, Inc. | AMP | Removed |
| 13 Jan 1999 | DST Systems, Inc. | DST | Added |
| 13 Jan 1999 | Hyperbaric Oxygenation Corp | HBOC | Removed |
| 20 Oct 1998 | Serono S.A. (ADR) | SRA | Removed |
| 20 Oct 1998 | Compuware Corporation | CPWR | Added |
| 07 Oct 1998 | Network Associates Inc | NETA | Added |
| 07 Oct 1998 | Gasco Energy, Inc. | GSX | Removed |
| 28 Aug 1998 | QUALCOMM, Inc. | QCOM | Added |
| 28 Aug 1998 | Nortel Networks Corporation (U | NT | Added |
| 28 Aug 1998 | Bayer AG (ADR) | BAY | Removed |
| 28 Aug 1998 | Acxiom Digital | DIGI | Removed |
| 17 Aug 1998 | Applied Magnetics Corp | APM | Removed |
| 17 Aug 1998 | Vitesse Semiconductor | VTSS | Added |
| 17 Aug 1998 | SAP AG (ADR) | SAP | Added |
| 17 Aug 1998 | KMA Global Solutions International | KMAG | Removed |
| 08 Jun 1998 | Inprise Corporation | INPR | Added |
| 08 Jun 1998 | Borland Software Corp. | BORL | Removed |
| 04 Jun 1998 | Minolta-QMS Inc | AQM | Removed |
| 04 Jun 1998 | XOMA Limited | XOMA | Removed |
| 04 Jun 1998 | Cendant Corp | CD | Removed |
| 04 Jun 1998 | Hyperbaric Oxygenation Corp | HBOC | Added |
| 04 Jun 1998 | Yahoo! Inc. | YHOO | Added |
| 04 Jun 1998 | Synopsys, Inc. | SNPS | Added |
| 03 Jun 1998 | Digital Equipment | DEC | Removed |
| 03 Jun 1998 | Micron Electronics | MUEI | Added |
| 22 Jan 1998 | Lam Research Corporation | LRCX | Added |
| 22 Jan 1998 | Chips & Technologies Inc | CHPS | Removed |
| |
Index Components
