PTC THERAPEUTICS INC

Ticker: PTCT CUSIP: 69366J200 Class: Common Stock

Monashee Investment Management LLC's Holding History (CIK: 0001627608)

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

Q3 2019

Shares 25,000 Value ($000) $846 Avg Close $43.52 Range $33.05 - $48.81

Q1 2018

Shares 80,000 Value ($000) $2,165 Avg Close $25.34 Range $16.38 - $33.22

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2019	25,000	$846	$43.52	$33.05 - $48.81
Q1 2018	80,000	$2,165	$25.34	$16.38 - $33.22