H Michael Tardugno

Insider Trading: Purchases
Company Symbol Price Amount Relationship Remaining Holdings Date Form 4
CLSN $1.35 10,000 Officer 223,285 2013-06-12 Filing
CLSN $5.04 1,900 Officer 196,014 2012-09-14 Filing
CLSN $5.03 3,100 Officer 194,114 2012-09-14 Filing
CLSN $2.21 1,828 Officer 166,016 2011-12-05 Filing
CLSN $2.20 200 Officer 164,188 2011-12-05 Filing
CLSN $2.16 2,972 Officer 163,988 2011-12-05 Filing
CLSN $2.77 17,271 Officer 161,016 2011-05-26 Filing
CLSN $3.95 4,000 Officer 126,662 2010-05-07 Filing
CLSN $3.21 6,000 Officer, Director 71,917 2009-11-19 Filing
CLSN $3.30 5,000 Officer, Director 65,917 2009-08-17 Filing
CLSN $2.56 3,750 Officer, Director 60,917 2009-03-17 Filing