Insider Transactions | Regeneron Investors

Date	Name	Title	Filing	Type	Shares Traded	Price	Total Held
Dec 20, 2006	VAGELOS P ROY Director Trans History: 742	Director	Form 4	Other acquisition or disposition	--	--	236,536
Dec 18, 2006	GOLDBERG MURRAY A SVP Fin & Admin, CFO, & Treas Trans History: 645	SVP Fin & Admin, CFO, & Treas	Form 4	Grant, award or other acquisition pursuant to Rule 16b-3(d)	4,921	--	4,921
Dec 18, 2006	GOLDBERG MURRAY A SVP Fin & Admin, CFO, & Treas Trans History: 645	SVP Fin & Admin, CFO, & Treas	Form 4	Grant, award or other acquisition pursuant to Rule 16b-3(d)	70,079	--	70,079
Dec 18, 2006	KOLINSKI STUART VP, Gen Counsel & Secretary Trans History: 117	VP, Gen Counsel & Secretary	Form 4	Grant, award or other acquisition pursuant to Rule 16b-3(d)	4,921	--	4,921
Dec 18, 2006	KOLINSKI STUART VP, Gen Counsel & Secretary Trans History: 117	VP, Gen Counsel & Secretary	Form 4	Grant, award or other acquisition pursuant to Rule 16b-3(d)	35,079	--	35,079
Dec 18, 2006	Powchik Peter SVP, Clinical Development Trans History: 208	SVP, Clinical Development	Form 4	Grant, award or other acquisition pursuant to Rule 16b-3(d)	20,000	--	20,000
Dec 18, 2006	ROBERTS WILLIAM VP, Regulatory Development Trans History: 288	VP, Regulatory Development	Form 4	Grant, award or other acquisition pursuant to Rule 16b-3(d)	4,966	--	4,966
Dec 18, 2006	ROBERTS WILLIAM VP, Regulatory Development Trans History: 288	VP, Regulatory Development	Form 4	Grant, award or other acquisition pursuant to Rule 16b-3(d)	25,034	--	25,034
Dec 18, 2006	RUPP RANDALL SVP, Manufuring Operations Trans History: 109	SVP, Manufuring Operations	Form 4	Grant, award or other acquisition pursuant to Rule 16b-3(d)	4,921	--	4,921
Dec 18, 2006	RUPP RANDALL SVP, Manufuring Operations Trans History: 109	SVP, Manufuring Operations	Form 4	Grant, award or other acquisition pursuant to Rule 16b-3(d)	70,079	--	70,079

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