Corporate Governance | Regeneron Pharmaceuticals Inc.

Date	Name	Title	Filing	Type	Shares Traded	Price	Total Held
Dec 14, 2011	YANCOPOULOS GEORGE Director, EVP CSO President Regeneron Re	Director, EVP CSO President Regeneron Re	Form 4	Payment of exercise price or tax liability by delivering or withholding securities incident to the receipt, exercise or vesting of a security issued in accordance with Rule 16b-3	38,516	$51.18	860,754
Nov 30, 2011	YANCOPOULOS GEORGE Director, EVP CSO President Regeneron Re	Director, EVP CSO President Regeneron Re	Form 4	Payment of exercise price or tax liability by delivering or withholding securities incident to the receipt, exercise or vesting of a security issued in accordance with Rule 16b-3	94,551	$58.19	971,584
Nov 30, 2011	YANCOPOULOS GEORGE Director, EVP CSO President Regeneron Re	Director, EVP CSO President Regeneron Re	Form 4	Payment of exercise price or tax liability by delivering or withholding securities incident to the receipt, exercise or vesting of a security issued in accordance with Rule 16b-3	46,453	$58.19	925,131
Nov 30, 2011	YANCOPOULOS GEORGE Director, EVP CSO President Regeneron Re	Director, EVP CSO President Regeneron Re	Form 4	Payment of exercise price or tax liability by delivering or withholding securities incident to the receipt, exercise or vesting of a security issued in accordance with Rule 16b-3	1,718	$58.19	926,983
Dec 03, 2009	YANCOPOULOS GEORGE Director, EVP CSO & Pres Regn Res Labs	Director, EVP CSO & Pres Regn Res Labs	Form 4	Payment of exercise price or tax liability by delivering or withholding securities incident to the receipt, exercise or vesting of a security issued in accordance with Rule 16b-3	45,463	$19.29	642,772
Dec 03, 2009	YANCOPOULOS GEORGE Director, EVP CSO & Pres Regn Res Labs	Director, EVP CSO & Pres Regn Res Labs	Form 4	Payment of exercise price or tax liability by delivering or withholding securities incident to the receipt, exercise or vesting of a security issued in accordance with Rule 16b-3	22,397	$19.29	620,375
Dec 16, 2008	YANCOPOULOS GEORGE Director, EVP, CSO, & Pres Regn Res Labs	Director, EVP, CSO, & Pres Regn Res Labs	Form 4	Payment of exercise price or tax liability by delivering or withholding securities incident to the receipt, exercise or vesting of a security issued in accordance with Rule 16b-3	32,946	$16.42	603,157
Dec 16, 2008	YANCOPOULOS GEORGE Director, EVP, CSO, & Pres Regn Res Labs	Director, EVP, CSO, & Pres Regn Res Labs	Form 4	Payment of exercise price or tax liability by delivering or withholding securities incident to the receipt, exercise or vesting of a security issued in accordance with Rule 16b-3	14,922	$16.42	588,235
Apr 13, 2007	YANCOPOULOS GEORGE Director, EVP, CSO, & Pres Regn Res Labs	Director, EVP, CSO, & Pres Regn Res Labs	Form 4	Payment of exercise price or tax liability by delivering or withholding securities incident to the receipt, exercise or vesting of a security issued in accordance with Rule 16b-3	38,835	$24.60	118,705
Apr 13, 2007	YANCOPOULOS GEORGE Director, EVP, CSO, & Pres Regn Res Labs	Director, EVP, CSO, & Pres Regn Res Labs	Form 4	Payment of exercise price or tax liability by delivering or withholding securities incident to the receipt, exercise or vesting of a security issued in accordance with Rule 16b-3	20,326	$24.60	98,379

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

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