PTC THERAPEUTICS INC

Ticker: PTCT CUSIP: 69366J200 Class: Common Stock

Diametric Capital, LP's Holding History (CIK: 0001719087)

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

Q2 2020

Shares 6,596 Value ($000) $335 Avg Close $49.14 Range $40.03 - $55.00

Q1 2020

Shares 6,471 Value ($000) $289 Avg Close $50.35 Range $30.79 - $59.89

Q4 2019

Shares 35,521 Value ($000) $1,706 Avg Close $42.49 Range $31.49 - $50.96

Q2 2019

Shares 44,518 Value ($000) $2,003 Avg Close $39.49 Range $34.51 - $45.00

Period	Shares	Value ($000)	Average Close	Price Range
Q2 2020	6,596	$335	$49.14	$40.03 - $55.00
Q1 2020	6,471	$289	$50.35	$30.79 - $59.89
Q4 2019	35,521	$1,706	$42.49	$31.49 - $50.96
Q2 2019	44,518	$2,003	$39.49	$34.51 - $45.00