A.R.T. Advisors’s Mesa Laboratories MLAB Stock Holding History

Quarter Market Value Status Shares Shares
Change %
Trade Value Portfolio Weight Portfolio Position
2019
Q2
Sell
-1,618
Closed -$373K 1525
2019
Q1
$373K Sell
1,618
-305
-16% -$70.3K 0.02% 850
2018
Q4
$401K Sell
1,923
-2,215
-54% -$462K 0.03% 813
2018
Q3
$768K Sell
4,138
-1,700
-29% -$316K 0.04% 685
2018
Q2
$1.23M Buy
+5,838
New +$1.23M 0.05% 534
2016
Q1
Sell
-2,575
Closed -$256K 1543
2015
Q4
$256K Buy
+2,575
New +$256K 0.01% 1113