1 Exhibit 10.24 ------------- FOURTH AMENDMENT TO LEASE FOURTH AMENDMENT TO LEASE dated as of the 6th day of October, 1993 by and between Mortimer B. Zuckerman, Edward H. Linde and David Barrett, Trustees of Fourteen Cambridge Center Trust under...Lease • March 9th, 1998 • Biogen Inc • Biological products, (no disgnostic substances)
EXHIBIT 10.25 FIFTH AMENDMENT TO LEASE FIFTH AMENDMENT TO LEASE (the "Fifth Amendment") dated as of the 9th day of October, 1997 by and between Mortimer B. Zuckerman, Edward H. Linde and David Barrett, Trustees of Fourteen Cambridge Center Trust under...Lease • March 9th, 1998 • Biogen Inc • Biological products, (no disgnostic substances)
Exhibit 10.15 ------------- STOCK OPTION AGREEMENT This Agreement is dated as of this 12th day of December, 1997 between Biogen, Inc., a Massachusetts corporation (the "Company"), having its principal office in Cambridge, Massachusetts, and James L....Stock Option Agreement • March 9th, 1998 • Biogen Inc • Biological products, (no disgnostic substances) • Massachusetts
