PTC THERAPEUTICS INC

Ticker: PTCT CUSIP: 69366J200 Class: Common Stock

WHALEROCK POINT PARTNERS, LLC's Holding History (CIK: 0001389709)

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

Q1 2015

Shares 19,225 Value ($000) $1,169 Avg Close $61.01 Range $46.91 - $77.87

Q4 2014

Shares 19,225 Value ($000) $995 Avg Close $44.02 Range $33.02 - $57.50

Q3 2014

Shares 16,855 Value ($000) $741 Avg Close $31.28 Range $22.70 - $47.20

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2015	19,225	$1,169	$61.01	$46.91 - $77.87
Q4 2014	19,225	$995	$44.02	$33.02 - $57.50
Q3 2014	16,855	$741	$31.28	$22.70 - $47.20