EXHIBIT 4.3 THIS WARRANT AND THE SHARES ISSUABLE UPON THE EXERCISE OF THIS WARRANT HAVE NOT BEEN REGISTERED UNDER THE SECURITIES ACT OF 1933, AS AMENDED. EXCEPT AS OTHERWISE SET FORTH HEREIN OR IN A SECURITIES PURCHASE AGREEMENT DATED AS OF FEBRUARY...Warrant Agreement • March 3rd, 2000 • Aastrom Biosciences Inc • Pharmaceutical preparations • Michigan
EXHIBIT 4.1 SECURITIES PURCHASE AGREEMENT SECURITIES PURCHASE AGREEMENT (this "Agreement"), dated as of February 28, 2000, by and among Aastrom Biosciences, Inc., a Michigan corporation, with headquarters located at 24 Frank Lloyd Wright Drive, Ann...Securities Purchase Agreement • March 3rd, 2000 • Aastrom Biosciences Inc • Pharmaceutical preparations • Michigan
c. Issuance of Additional Common Stock by the Company. The Company -------------------------------------------------- shall use its best efforts to obtain effectiveness of the Registration Statement as soon as practicable. If (i) the Registration...Registration Rights Agreement • March 3rd, 2000 • Aastrom Biosciences Inc • Pharmaceutical preparations • Michigan
