Investors

Date	Name	Title	Type	Shares Traded	Price Range
Jan 18, 2011	roberts william	Officer	Automatic Sell	14,720	34.88 - 34.99
Jan 18, 2011	roberts william	Officer	Option Execute	18,812	9.49
Jan 18, 2011	shooter eric m	Director	Automatic Sell	15,000	35.00
Jan 18, 2011	shooter eric m	Director	Option Execute	15,000	19.69 - 23.84
Jan 18, 2011	van plew daniel p	Officer	Automatic Sell	25,000	35.22
Jan 18, 2011	van plew daniel p	Officer	Option Execute	25,000	20.90 - 21.92
Jan 14, 2011	roberts william	Officer	Automatic Sell	5,795	33.99 - 34.49
Jan 14, 2011	roberts william	Officer	Option Execute	1,188	9.49
Jan 12, 2011	vagelos p roy	Officer	Disposition (Non Open Market)	1,203	n/a
Jan 12, 2011	vagelos p roy	Officer	Acquisition (Non Open Market)	1,203	n/a
Jan 7, 2011	goldberg murray a	Officer	Automatic Sell	7,373	33.95 - 34.14
Jan 7, 2011	roberts william	Officer	Automatic Sell	5,393	34.17
Jan 7, 2011	roberts william	Officer	Option Execute	10,000	9.49
Jan 6, 2011	goldberg murray a	Officer	Automatic Sell	12,627	33.79
Jan 6, 2011	goldberg murray a	Officer	Option Execute	20,000	13.00 - 19.43
Jan 6, 2011	vagelos p roy	Director	Automatic Sell	21,043	34.04
Jan 4, 2011	vagelos p roy	Director	Disposition (Non Open Market)	6,311	n/a
Jan 3, 2011	vagelos p roy	Director	Automatic Sell	8,957	34.04
Dec 23, 2010	goldberg murray a	Officer	Option Execute	4,000	9.49
Dec 22, 2010	brown michael s	Director	Disposition (Non Open Market)	5,000	n/a
Showing 401-420 of 627 transactions Page: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32  See Previous 20 | See Next 20

Stock transaction information provided by EDGAR Online. Regeneron Pharmaceuticals, Inc. makes no representation or warranty with respect to any of the information contained herein, takes no responsibility for supplementing, updating or correcting any such information and shall have no liability with respect to any such information. This listing does not include derivatives, such as stock option grants or shares purchased through an employee stock purchase plan. For recent transactions, including derivative transactions, see our Section 16 SEC filings page.