Date Name Title Filing Type Shares Traded Price Total Held
Aug 21, 2006
SVP Fin & Admin, CFO, & Treas
SVP Fin & Admin, CFO, & Treas Form 4 Bona fide gift 200 -- 34,898
Jun 28, 2006
Director
Director Form 4 Bona fide gift 17,309 -- 373,176
Jun 20, 2006
Director
Director Form 4 Bona fide gift 219,801 -- 1,490
Jun 20, 2006
Director
Director Form 4 Bona fide gift 219,801 -- 219,801
May 19, 2006
Director, EVP CSO President Regeneron Re
Director, EVP CSO President Regeneron Re Form 4 Bona fide gift 670 -- 62,424
Mar 31, 2006
Director
Director Form 4 Bona fide gift 3,000 -- --
Mar 28, 2006
Director
Director Form 4 Bona fide gift 10,065 -- 390,485
Dec 27, 2005
Director
Director Form 4 Bona fide gift 2,000 -- 15,975
Dec 27, 2005
Director
Director Form 4 Bona fide gift 2,000 -- 13,975
Dec 27, 2005
Director
Director Form 4 Bona fide gift 2,000 -- 11,975

* Represents the number of non-derivative securities directly held. (I) Indicates that some (or all) of these shares are held indirectly.