Investors

Date	Name	Title	Type	Shares Traded	Price Range
May 10, 2013	stahl neil	Officer	Disposition (Non Open Market)	32,400	268.40
May 13, 2013	stahl neil	Officer	Sell	23,038	276.71 - 277.12
May 10, 2013	stahl neil	Officer	Option Execute	55,438	21.92
Nov 20, 2012	stahl neil	Officer	Disposition (Non Open Market)	30,143	167.17
Nov 21, 2012	stahl neil	Officer	Sell	24,357	173.80 - 175.49
Nov 20, 2012	stahl neil	Officer	Option Execute	54,500	16.80
Nov 30, 2012	stahl neil	Officer	Sell	17,182	181.01
Nov 30, 2012	stahl neil	Officer	Option Execute	9,483	20.32 - 21.92
Dec 14, 2012	stahl neil	Officer	Automatic Sell	8,386	179.13
Dec 17, 2012	stahl neil	Officer	Option Execute	5,952	16.80
Dec 18, 2012	terifay robert j	Officer	Option Execute	5,952	16.80
Nov 21, 2012	terifay robert j	Officer	Disposition (Non Open Market)	10,255	173.83
Nov 23, 2012	terifay robert j	Officer	Sell	9,745	173.90 - 175.09
Nov 21, 2012	terifay robert j	Officer	Option Execute	20,000	16.80
May 7, 2013	terifay robert j	Officer	Disposition (Non Open Market)	8,692	261.67
May 8, 2013	terifay robert j	Officer	Sell	8,231	260.86 - 262.06
May 7, 2013	terifay robert j	Officer	Option Execute	16,923	16.80
Jul 27, 2012	terifay robert j	Officer	Automatic Sell	27,041	137.39
Jul 30, 2012	terifay robert j	Officer	Automatic Sell	23,834	134.99 - 137.58
Jul 27, 2012	terifay robert j	Officer	Option Execute	50,875	16.80 - 21.92
Showing 281-300 of 633 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.