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

A.R.T. Advisors’s Portfolio PTP Stock Details PTP Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2015 Q1	–	Sell	-11,491	Closed	-$843K	–	1932
2014 Q4	$843K	Buy	+11,491	New	+$763K	0.03%	727

Other funds holding PTP

California Public Employees Retirement System Sacramento, California $162B AUM 25.78% 1-Year Est. Return

A.R.T. Advisors's PTP Position: Q1 2015 in Review

A.R.T. Advisors sold out of PLATINUM UNDERWRITERS HLDGS LTD (PTP) in Q1 2015, closing a stake of 11,491 shares — an estimated $843K sold.

A.R.T. Advisors first reported a position in PTP in Q4 2014 and held it in 1 quarter. The position peaked at $843K in Q4 2014. 1 fund tracked by Wall St. Rank holds PTP as of Q1 2015.

A.R.T. Advisors reported no remaining PLATINUM UNDERWRITERS HLDGS LTD position as of Q1 2015 after selling out during the quarter.
A.R.T. Advisors sold 11,491 PLATINUM UNDERWRITERS HLDGS LTD shares in Q1 2015, an estimated $843K.
A.R.T. Advisors first reported a position in PLATINUM UNDERWRITERS HLDGS LTD in Q4 2014 and held it in 1 quarter.
A.R.T. Advisors's PLATINUM UNDERWRITERS HLDGS LTD position peaked at $843K in Q4 2014.
1 fund tracked by Wall St. Rank held PLATINUM UNDERWRITERS HLDGS LTD as of Q1 2015.

Based on A.R.T. Advisors's 13F filing for Q1 2015, filed 15 May 2015.