Group One Trading’s CUBIST PHARMACEUTICALS INC CBST Stock Holding History

Group One Trading’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	-172,900	Closed	-$17.4M	–	5692
2014 Q4	$17.4M	Buy	172,900 +133,600	+340%	+$10.4M	0.26%	59
2014 Q3	$2.61M	Buy	39,300 +14,000	+55%	+$920K	0.04%	553
2014 Q2	$1.77M	Buy	+25,300	New	+$1.72M	0.03%	784
2013 Q3	–	Sell	-2,000	Closed	-$97K	–	6001
2013 Q2	$97K	Buy	+2,000	New	+$98.3K	﹤0.01%	2846

Group One Trading's CBST Position: Q1 2015 in Review

Group One Trading sold out of CUBIST PHARMACEUTICALS INC (CBST) in Q1 2015, closing a stake of 53,512 shares — an estimated $5.39M sold.

Group One Trading first reported a position in CBST in Q2 2014 and held it in 2 quarters. The position peaked at $5.39M in Q4 2014. 0 funds tracked by Wall St. Rank hold CBST as of Q1 2015.

Group One Trading reported no remaining CUBIST PHARMACEUTICALS INC position as of Q1 2015 after selling out during the quarter.
Group One Trading sold 53,512 CUBIST PHARMACEUTICALS INC shares in Q1 2015, an estimated $5.39M.
Group One Trading first reported a position in CUBIST PHARMACEUTICALS INC in Q2 2014 and held it in 2 quarters.
Group One Trading's CUBIST PHARMACEUTICALS INC position peaked at $5.39M in Q4 2014.
0 funds tracked by Wall St. Rank held CUBIST PHARMACEUTICALS INC as of Q1 2015.

Based on Group One Trading's 13F filing for Q1 2015, filed 14 May 2015.