Investors

Date	Name	Title	Type	Shares Traded	Price Range
Dec 12, 2008	roberts william	Officer	Disposition (Non Open Market)	2,400	n/a
Sep 22, 2008	roberts william	Officer	Sell	9,692	22.84
Sep 16, 2008	roberts william	Officer	Option Execute	25,000	8.77
Sep 16, 2008	roberts william	Officer	Disposition (Non Open Market)	15,308	21.16
Aug 28, 2008	roberts william	Officer	Acquisition (Non Open Market)	8,106	n/a
Aug 22, 2008	roberts william	Officer	Disposition (Non Open Market)	24,102	n/a
Aug 22, 2008	roberts william	Officer	Acquisition (Non Open Market)	24,102	n/a
Aug 20, 2008	roberts william	Officer	Option Execute	34,840	6.50
Aug 20, 2008	roberts william	Officer	Disposition (Non Open Market)	10,582	21.40
Nov 20, 2007	roberts william	Officer	Acquisition (Non Open Market)	34,684	n/a
Jan 9, 2013	powchik peter	Officer	Option Execute	5,752	16.80 - 21.25
Jan 3, 2013	powchik peter	Officer	Automatic Sell	13,586	180.83 - 183.10
Jan 2, 2013	powchik peter	Officer	Option Execute	30,000	21.25
Jan 2, 2013	powchik peter	Officer	Automatic Sell	16,414	177.82
Dec 20, 2012	powchik peter	Officer	Automatic Sell	6,623	170.44 - 171.11
Dec 19, 2012	powchik peter	Officer	Automatic Sell	10,356	176.79 - 183.13
Dec 18, 2012	powchik peter	Officer	Option Execute	38,248	21.25 - 52.03
Dec 18, 2012	powchik peter	Officer	Automatic Sell	21,269	178.62
Nov 8, 2012	powchik peter	Officer	Sell	15,144	138.59 - 139.05
Sep 19, 2012	powchik peter	Officer	Automatic Sell	7,177	146.89 - 148.00
Showing 301-320 of 638 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.