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	-147,900	Closed	-$14.9M	–	5690
2014 Q4	$14.9M	Buy	147,900 +133,100	+899%	+$10.3M	0.22%	72
2014 Q3	$982K	Buy	14,800 +13,600	+1,133%	+$893K	0.02%	1124
2014 Q2	$84K	Buy	+1,200	New	+$81.6K	﹤0.01%	3163
2014 Q1	–	Sell	-2,500	Closed	-$172K	–	5952
2013 Q4	$172K	Sell	2,500 -200	-7%	-$12.9K	﹤0.01%	2568
2013 Q3	$172K	Sell	2,700 -1,200	-31%	-$72.5K	﹤0.01%	2514
2013 Q2	$188K	Buy	+3,900	New	+$192K	﹤0.01%	2233

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.