Insider Transactions | Regeneron Investors

Date	Name	Title	Filing	Type	Shares Traded	Price	Total Held
Nov 05, 2007	BROWN MICHAEL S Director	Director	Form 4	Open market or private sale of non-derivative or derivative security	522	$20.32	27,386
Nov 05, 2007	BROWN MICHAEL S Director	Director	Form 4	Open market or private sale of non-derivative or derivative security	300	$20.41	27,086
Nov 05, 2007	BROWN MICHAEL S Director	Director	Form 4	Open market or private sale of non-derivative or derivative security	200	$20.33	26,886
Nov 05, 2007	BROWN MICHAEL S Director	Director	Form 4	Open market or private sale of non-derivative or derivative security	300	$20.35	26,586
Nov 05, 2007	BROWN MICHAEL S Director	Director	Form 4	Open market or private sale of non-derivative or derivative security	900	$20.38	25,686
Nov 05, 2007	BROWN MICHAEL S Director	Director	Form 4	Open market or private sale of non-derivative or derivative security	556	$20.39	25,130
Nov 05, 2007	BROWN MICHAEL S Director	Director	Form 4	Open market or private sale of non-derivative or derivative security	658	$20.40	24,472
Nov 05, 2007	BROWN MICHAEL S Director	Director	Form 4	Open market or private sale of non-derivative or derivative security	100	$20.42	24,372
Nov 05, 2007	BROWN MICHAEL S Director	Director	Form 4	Open market or private sale of non-derivative or derivative security	100	$20.43	24,272
Nov 05, 2007	BROWN MICHAEL S Director	Director	Form 4	Open market or private sale of non-derivative or derivative security	200	$20.44	24,072

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