A.R.T. Advisors’s PLATINUM UNDERWRITERS HLDGS LTD PTP Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Shares
Change %
Capital Flow Portfolio Weight Portfolio Position
2015
Q1
Sell
-11,491
Closed -$843K 1932
2014
Q4
$843K Buy
+11,491
New +$843K 0.03% 727