| Individual/Entity | Most Recent Trans. | Shares Owned as of Trans. Date | BAKER CHARLES A Director | Option Exercise 20-Feb-09 | 590 20-Feb-09 | BROWN MICHAEL S Director | Option Exercise 23-Feb-09 | 12,000 23-Feb-09 | GILMAN ALFRED G Director | Option Exercise 21-Jan-09 | 21,475 21-Jan-09 | GOLDBERG MURRAY A Officer | Option Exercise 29-Oct-09 | 42,073 29-Oct-09 | GOLDSTEIN JOSEPH L Director | Sale 1-Oct-08 | 0 1-Oct-08 | KOLINSKI STUART Officer | Option Exercise 19-Sep-08 | 10,613 19-Sep-08 | MCCORKLE DOUGLAS S Officer | Option Exercise 1-Oct-08 | 0 1-Oct-08 | ROBERTS WILLIAM Officer | Option Exercise 1-Sep-09 | 68,156 1-Sep-09 | SANOFI-AVENTIS Beneficial Owner (10% or more) | Ownership Statement 20-Dec-07 | 14,799,552 20-Dec-07 | SCHLEIFER LEONARD S Officer | Option Exercise 27-Oct-09 | 132,058 27-Oct-09 | SHOOTER ERIC M Director | Option Exercise 30-May-08 | 0 30-May-08 | SING GEORGE L Director | Purchase 13-Nov-09 | 125,272 13-Nov-09 | STAHL NEIL Officer | Automatic Sale 27-Jul-09 | 350 27-Jul-09 | VAGELOS P ROY Director | Disposition (Non Open Market) 23-Jun-09 | 425,176 23-Jun-09 | YANCOPOULOS GEORGE Officer | Option Exercise 16-Dec-08 | 563,094 16-Dec-08 |
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