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

Bought
Maintained
Sold
Quarter Market Value Status Shares Shares
Change %
Capital Flow Portfolio Weight Portfolio Position
2020
Q1
Sell
-5,645
Closed -$939K 1170
2019
Q4
$939K Buy
+5,645
New +$939K 0.05% 586
2018
Q1
Sell
-19,200
Closed -$5.42M 1837
2017
Q4
$5.42M Buy
+19,200
New +$5.42M 0.24% 86
2017
Q3
Sell
-22,000
Closed -$4.95M 1780
2017
Q2
$4.95M Sell
22,000
-1,100
-5% -$247K 0.26% 68
2017
Q1
$4.75M Buy
23,100
+16,300
+240% +$3.35M 0.22% 107
2016
Q4
$934K Buy
+6,800
New +$934K 0.06% 505
2016
Q2
Sell
-4,892
Closed -$449K 1726
2016
Q1
$449K Sell
4,892
-2,400
-33% -$220K 0.02% 900
2015
Q4
$474K Sell
7,292
-3,800
-34% -$247K 0.02% 886
2015
Q3
$606K Sell
11,092
-2,510
-18% -$137K 0.02% 799
2015
Q2
$863K Sell
13,602
-2,459
-15% -$156K 0.03% 780
2015
Q1
$1.04M Buy
+16,061
New +$1.04M 0.04% 640
2014
Q2
Sell
-3,607
Closed -$235K 1601
2014
Q1
$235K Buy
+3,607
New +$235K 0.01% 1091