Yorktown Management & Research Company’s Vertex Pharmaceuticals VRTX Stock Holding History

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Shares Change %	Capital Flow	Portfolio Weight	Portfolio Position
2013 Q4	–	Sell	-2,900	Closed	-$220K	–	434
2013 Q3	$220K	Hold	2,900	–	–	0.05%	301
2013 Q2	$232K	Buy	+2,900	New	+$232K	0.05%	235