PTC THERAPEUTICS INC

Ticker: PTCT CUSIP: 69366J200 Class: Common Stock

Laurion Capital Management LP's Holding History (CIK: 0001390202)

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

Q3 2019

Shares 9,200 Value ($000) $311 Avg Close $43.52 Range $33.05 - $48.81

Q1 2018

Shares 130,323 Value ($000) $3,527 Avg Close $25.34 Range $16.38 - $33.22

Q1 2017

Shares 35,100 Value ($000) $345 Avg Close $12.10 Range $8.12 - $16.50

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2019	9,200	$311	$43.52	$33.05 - $48.81
Q1 2018	130,323	$3,527	$25.34	$16.38 - $33.22
Q1 2017	35,100	$345	$12.10	$8.12 - $16.50