PTC THERAPEUTICS INC

Ticker: PTCT CUSIP: 69366J200 Class: Common Stock

Crestline Management, LP's Holding History (CIK: 0001536054)

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

Q2 2018

Shares 37,203 Value ($000) $1,255 Avg Close $31.18 Range $24.60 - $52.95

Q1 2018

Shares 77,629 Value ($000) $2,101 Avg Close $25.34 Range $16.38 - $33.22

Q4 2017

Shares 43,120 Value ($000) $719 Avg Close $16.93 Range $14.87 - $21.58

Q3 2017

Shares 47,718 Value ($000) $955 Avg Close $19.54 Range $14.56 - $22.00

Q2 2017

Shares 97,789 Value ($000) $1,792 Avg Close $13.47 Range $9.41 - $18.86

Period	Shares	Value ($000)	Average Close	Price Range
Q2 2018	37,203	$1,255	$31.18	$24.60 - $52.95
Q1 2018	77,629	$2,101	$25.34	$16.38 - $33.22
Q4 2017	43,120	$719	$16.93	$14.87 - $21.58
Q3 2017	47,718	$955	$19.54	$14.56 - $22.00
Q2 2017	97,789	$1,792	$13.47	$9.41 - $18.86