PTC THERAPEUTICS INC

Ticker: PTCT CUSIP: 69366J200 Class: Common Stock

NEXT CENTURY GROWTH INVESTORS LLC's Holding History (CIK: 0001134007)

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

Q3 2015

Shares 135,987 Value ($000) $3,630 Avg Close $42.77 Range $24.63 - $62.15

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2015	135,987	$3,630	$42.77	$24.63 - $62.15