A.R.T. Advisors’s Coherent COHR Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Shares
Change %
Capital Flow Portfolio Weight Portfolio Position
2018
Q4
Sell
-12,524
Closed -$592K 1363
2018
Q3
$592K Buy
+12,524
New +$592K 0.03% 781
2017
Q4
Sell
-25,400
Closed -$1.05M 1414
2017
Q3
$1.05M Buy
+25,400
New +$1.05M 0.05% 517
2016
Q3
Sell
-103,901
Closed -$1.95M 736
2016
Q2
$1.95M Buy
103,901
+43,600
+72% +$818K 0.1% 324
2016
Q1
$1.31M Buy
60,301
+21,200
+54% +$460K 0.06% 470
2015
Q4
$725K Sell
39,101
-4,300
-10% -$79.7K 0.03% 704
2015
Q3
$697K Buy
43,401
+13,521
+45% +$217K 0.03% 757
2015
Q2
$567K Sell
29,880
-9,228
-24% -$175K 0.02% 943
2015
Q1
$721K Buy
+39,108
New +$721K 0.02% 778
2014
Q1
Sell
-42,897
Closed -$754K 1354
2013
Q4
$754K Buy
+42,897
New +$754K 0.04% 608