Supplement No. 7
to
Prospectus Dated January 14, 1994
1,800,000 Shares of
Biogen, Inc.
Common Stock
($.01 par value)
This Prospectus Supplement No. 7 supplements the Prospectus
(the "Prospectus") dated January 14, 1994, included in a
Registration Statement on Form S-3, No. 33-51639, filed with the
Securities and Exchange Commission on December 21, 1993 (the
"Registration Statement"). Reference is made to the Registration
Statement, the information incorporated therein by reference and
exhibits thereto for further information with respect to the
business and operations of Biogen, Inc. and the shares of Common
Stock covered by the Prospectus. Capitalized terms not otherwise
defined herein have the meanings ascribed to them in the
Prospectus.
The date of this Prospectus Supplement is
October 31, 1995
<PAGE>
Selling Stockholders
On October 31, 1995, Bear Stearns & Co., Inc. ("Bear
Stearns") purchased from the Registered Holder 30,000 of the
Shares at a net price of $62.00. Bear Stearns will resell the
purchased Shares in any manner in which the Registered Holder
could sell such Shares pursuant to the Prospectus. Any
compensation in the form of discounts, fees or commissions from
the Registered Holder and any profits on the sale of such Shares
may be deemed underwriting discounts and commissions.
cook.sec.prospsup7
