Marshall Wace’s CUBIST PHARMACEUTICALS INC CBST Stock Holding History

Marshall Wace’s Portfolio CBST Stock Details CBST Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2015 Q1	–	Sell	-30,904	Closed	-$3.11M	–	1065
2014 Q4	$3.11M	Buy	+30,904	New	+$2.4M	0.04%	388
2014 Q3	–	Sell	-36,696	Closed	-$2.56M	–	1188
2014 Q2	$2.56M	Buy	+36,696	New	+$2.5M	0.04%	359

Marshall Wace's CBST Position: Q1 2015 in Review

Marshall Wace sold out of CUBIST PHARMACEUTICALS INC (CBST) in Q1 2015, closing a stake of 30,904 shares — an estimated $3.11M sold.

Marshall Wace first reported a position in CBST in Q2 2014 and held it in 2 quarters. The position peaked at $3.11M in Q4 2014. 0 funds tracked by Wall St. Rank hold CBST as of Q1 2015.

Marshall Wace reported no remaining CUBIST PHARMACEUTICALS INC position as of Q1 2015 after selling out during the quarter.
Marshall Wace sold 30,904 CUBIST PHARMACEUTICALS INC shares in Q1 2015, an estimated $3.11M.
Marshall Wace first reported a position in CUBIST PHARMACEUTICALS INC in Q2 2014 and held it in 2 quarters.
Marshall Wace's CUBIST PHARMACEUTICALS INC position peaked at $3.11M in Q4 2014.
0 funds tracked by Wall St. Rank held CUBIST PHARMACEUTICALS INC as of Q1 2015.

Based on Marshall Wace's 13F filing for Q1 2015, filed 11 May 2015.