| DATE | undefined | Pfizer |
|---|---|---|
December 2009 | $39.91 | $9.15 |
November 2009 | $37.94 | $9.14 |
October 2009 | $35.67 | $8.48 |
September 2009 | $36.79 | $8.24 |
August 2009 | $34.83 | $8.32 |
July 2009 | $34.32 | $7.86 |
June 2009 | $31.65 | $7.40 |
May 2009 | $30.74 | $7.49 |
April 2009 | $29.79 | $6.51 |
March 2009 | $26.35 | $6.64 |
February 2009 | $23.88 | $6.00 |
January 2009 | $25.21 | $6.96 |
December 2008 | $25.80 | $8.45 |
November 2008 | $25.23 | $7.84 |
October 2008 | $28.49 | $8.31 |
September 2008 | $33.71 | $8.65 |
August 2008 | $39.93 | $8.96 |
July 2008 | $39.35 | $8.62 |
June 2008 | $39.10 | $8.06 |
May 2008 | $43.26 | $8.93 |
April 2008 | $40.84 | $9.13 |
March 2008 | $37.82 | $9.51 |
February 2008 | $37.13 | $10.12 |
January 2008 | $39.01 | $10.46 |
December 2007 | $44.28 | $10.18 |
