Investors

Date	Name	Title	Type	Shares Traded	Price Range
Feb 22, 2012	powchik peter	Officer	Automatic Sell	49,254	94.71 - 98.05
Feb 21, 2012	powchik peter	Officer	Option Execute	109,866	15.64 - 21.92
Jul 25, 2011	powchik peter	Officer	Automatic Sell	14,023	56.26
Jul 26, 2011	powchik peter	Officer	Automatic Sell	10,977	54.74 - 55.19
Jul 25, 2011	powchik peter	Officer	Option Execute	25,000	15.64
Aug 1, 2011	powchik peter	Officer	Option Execute	15,144	15.64
Jul 14, 2011	roberts william	Officer	Automatic Sell	110	56.43 - 57.07
Jul 11, 2011	roberts william	Officer	Automatic Sell	4,129	57.48 - 59.06
Jul 12, 2011	roberts william	Officer	Automatic Sell	3,939	56.67 - 57.55
Jul 13, 2011	roberts william	Officer	Automatic Sell	4,322	56.71 - 57.47
Jan 19, 2011	roberts william	Officer	Automatic Sell	1,399	34.61 - 35.42
Jan 26, 2011	roberts william	Officer	Automatic Sell	2,693	34.49
Jul 15, 2010	roberts william	Officer	Acquisition (Non Open Market)	8,041	n/a
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 7, 2011	roberts william	Officer	Automatic Sell	5,393	34.17
Jan 7, 2011	roberts william	Officer	Option Execute	10,000	9.49
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
Sep 22, 2008	roberts william	Officer	Sell	9,692	22.84
Showing 161-180 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.