| PHLX Drug Sector(SM) RXS | ||||||||
| Shares | ||||||||
| Date | Divisor | Reason for Change | Outstanding | |||||
| 3/24/2008 | 6,378,497 | March Quarterly Share Update | ||||||
| 9/24/2007 | 6,731,990 | September Quarterly Share Update | ||||||
| 6/18/2007 | 6,759,649 | June Quarterly Share Update | ||||||
| 3/19/2007 | 6,788,629 | March Quarterly Share Update | ||||||
| 12/18/2006 | 6,799,683 | December Quarterly Share Update | ||||||
| 9/18/2006 | 6,846,581 | September Quarterly Share Update | ||||||
| 6/19/2006 | 6,848,876 | June Quarterly Share Update | ||||||
| 3/20/2006 | 6,859,404 | March Quarterly Share Update | ||||||
| 12/19/2005 | 6,919,655 | December Quarterly Share Update | ||||||
| 9/19/2005 | 6,917,368 | September Quarterly Share Update | ||||||
| 6/20/2005 | 6,949,739 | June Quarterly Share Update | ||||||
| 3/21/2005 | 6,965,007 | March Quarterly Share Update | ||||||
| 12/20/2004 | 6,973,849 | December Quarterly Share Update | ||||||
| 10/1/2004 | 6,694,195 | Deletion: Aventis (AVE) | ||||||
| Addition: Sanofi-Aventis (SNY) | 1,405,090,000 | |||||||
| 9/20/2004 | 6,785,134 | September Quarterly Share Update | ||||||
| 6/21/2004 | 6,805,805 | June Quarterly Share Update | ||||||
| 5/3/2004 | 6,822,980 | Abbott Labs (ABT) - Spin-off of Hospira Corp (HSP) | ||||||
| (ABT) opens lower to adjust for spin-off | ||||||||
| 3/22/2004 | 6,846,457 | March Quarterly Share Update | ||||||
| 2/4/2004 | 6,772,716 | AstraZeneca PLC (AZN) | 1,701,000,000 | |||||
| 12/22/2003 | 6,773,259 | December Quarterly Share Update | ||||||
| 9/18/2003 | 6,812,821 | September Quarterly Share Update | ||||||
| 8/20/2003 | 6,818,532 | Merck (MRK) spin-off of Medco Solutions Inc. (MHS) | ||||||
| (MRK) opens lower to adjust for spin-off | ||||||||
| 8/7/2003 | 6,855,309 | Aventis (AVE) | 789,464,000 | |||||
| 7/16/2003 | 6,856,032 | Aventis (AVE) | 792,009,000 | |||||
| AstraZeneca PLC (AZN) | 1,718,000,000 | |||||||
| 6/23/2003 | 6,860,778 | June Quarterly Rebalancing | ||||||
| 5/1/2003 | 6,968,274 | AstraZeneca PLC (AZN) | 1,718,000,000 | |||||
| 4/16/2003 | 6,971,004 | Pharmacia Corp. (PHA) Merger With Pfizer Inc. (PFE) | ||||||
| Deletion: Pharmacia Corp. (PHA) | ||||||||
| Pfizer Inc. (PFE) | 7,972,248,000 | |||||||
| 3/24/2003 | 6,970,752 | March Quarterly Rebalancing | ||||||
| 1/31/2003 | 6,957,768 | AstraZeneca PLC (AZN) | 1,725,000,000 | |||||
| 12/23/2002 | 6,958,813 | December Quarterly Re-Balancing | ||||||
| 9/23/2002 | 6,943,985 | September Quarterly Re-Balancing | ||||||
| 8/14/2002 | 6,971,807 | Pharmacia Corp. (PHA) spins-off Monsanto Company (MON) | ||||||
| (PHA) opens lower to adjust for spin-off. | ||||||||
| 7/17/2002 | 6,991,903 | Amgen, Inc. (AMGN) merges with Immunex Corp. (IMNX) | ||||||
| 1,281,906,000 | ||||||||
| 6/24/2002 | 6,941,390 | June Quarterly Re-Balancing | ||||||
| 3/18/2002 | 6,968,260 | March Quarterly Re-Balancing | ||||||
| 3/11/2002 | American Home Products, Inc. (AHP) changes its name to | |||||||
| Wyeth (WYE) | ||||||||
| 2/19/2002 | 6,965,091 | Addition | Bayer AG (BAY) | 730,342,000 | ||||
| 12/24/2001 | 6,864,554 | December Quarterly Re-Balancing | ||||||
| 9/24/2001 | September Quarterly Re-Balancing Cancelled | |||||||
| 8/7/2001 | 6,864,879 | Bristol Myers Squibb Company (BMY) spins-off Zimmer Holdings (ZMH) | ||||||
| (BMY) opens lower to adjust for spin-off. | ||||||||
| 7/16/2001 | Options begin trading on the RXS | |||||||
| 12/27/2000 | 6,889,321 | Starts trading at a value of 250 | ||||||