Insider Transactions | Regeneron Investors

Date	Name	Title	Filing	Type	Shares Traded	Price	Total Held
Nov 05, 2007	BROWN MICHAEL S Director Trans History: 480	Director	Form 4	Open market or private sale of non-derivative or derivative security	300	$20.50	21,908
Nov 05, 2007	BROWN MICHAEL S Director Trans History: 480	Director	Form 4	Open market or private sale of non-derivative or derivative security	200	$20.52	21,708
Nov 05, 2007	BROWN MICHAEL S Director Trans History: 480	Director	Form 4	Open market or private sale of non-derivative or derivative security	100	$20.54	21,608
Nov 05, 2007	BROWN MICHAEL S Director Trans History: 480	Director	Form 4	Open market or private sale of non-derivative or derivative security	600	$20.56	21,008
Nov 05, 2007	BROWN MICHAEL S Director Trans History: 480	Director	Form 4	Open market or private sale of non-derivative or derivative security	400	$20.57	20,608
Nov 05, 2007	BROWN MICHAEL S Director Trans History: 480	Director	Form 4	Open market or private sale of non-derivative or derivative security	200	$20.58	20,408
Nov 05, 2007	BROWN MICHAEL S Director Trans History: 480	Director	Form 4	Open market or private sale of non-derivative or derivative security	400	$20.60	20,008
Nov 05, 2007	BROWN MICHAEL S Director Trans History: 480	Director	Form 4	Open market or private sale of non-derivative or derivative security	200	$20.61	19,808
Nov 05, 2007	BROWN MICHAEL S Director Trans History: 480	Director	Form 4	Open market or private sale of non-derivative or derivative security	200	$20.62	19,608
Nov 05, 2007	BROWN MICHAEL S Director Trans History: 480	Director	Form 4	Open market or private sale of non-derivative or derivative security	200	$20.63	19,408

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