0000950138-06-000101 SC 13G/A 1 20060214 20060214 ROTH MICHAEL 0001010207 SC 13G/A 4142411810 10556 N PORT WASHINGTON RD MEQUON WI 53092 AEROGEN INC 0001039160 3841 330488580 DE 1231 SC 13G/A 34 005-60561 06608030 2071 STIERLIN COURT MOUNTAIN VIEW CA 94043 650 864-7300 2071 STIERLIN COURT MOUNTAIN VIEW CA 94043 SC 13G/A 1 feb13g-aerogen.txt ROTH-STARK\2006 FILINGS\FEB 13G-AEROGEN\