H Michael Tardugno

Insider Trading: Purchases
Symbol Price Amount Total Value Remaining Holdings Date Form 4
CLSN $1.35 10,000 $13,457.00 223,285 2013-06-12 Filing
CLSN $5.04 1,900 $9,576.00 196,014 2012-09-14 Filing
CLSN $5.03 3,100 $15,593.00 194,114 2012-09-14 Filing
CLSN $2.21 1,828 $4,039.88 166,016 2011-12-05 Filing
CLSN $2.20 200 $440.00 164,188 2011-12-05 Filing
CLSN $2.16 2,972 $6,419.52 163,988 2011-12-05 Filing
CLSN $2.77 17,271 $47,840.67 161,016 2011-05-26 Filing
CLSN $3.95 4,000 $15,800.00 126,662 2010-05-07 Filing
CLSN $3.21 6,000 $19,260.00 71,917 2009-11-19 Filing
CLSN $3.30 5,000 $16,500.00 65,917 2009-08-17 Filing
CLSN $2.56 3,750 $9,600.00 60,917 2009-03-17 Filing