VERTEX PHARMACEUTICALS INC

Ticker: VRTX CUSIP: 92532F100 Class: EQTY

ZEVENBERGEN CAPITAL INVESTMENTS LLC's Holding History (CIK: 0001276918)

Note: Option positions (PUT/CALL) are excluded.

Q4 2013

Shares 240,600 Value ($000) $17,877 Avg Close $69.64 Range $58.06 - $78.38

Q3 2013

Shares 262,200 Value ($000) $19,880 Avg Close $79.58 Range $73.43 - $89.96

Q2 2013

Shares 268,750 Value ($000) $21,516 Avg Close $73.64 Range $51.28 - $87.47

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2013	240,600	$17,877	$69.64	$58.06 - $78.38
Q3 2013	262,200	$19,880	$79.58	$73.43 - $89.96
Q2 2013	268,750	$21,516	$73.64	$51.28 - $87.47