PTC THERAPEUTICS INC

Ticker: PTCT CUSIP: 69366J200 Class: Common Stock

CONTRAVISORY INVESTMENT MANAGEMENT, INC.'s Holding History (CIK: 0001365707)

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

Q2 2023

Shares 339 Value ($000) $14 Avg Close $48.93 Range $39.66 - $59.84

Q1 2023

Shares 339 Value ($000) $16 Avg Close $45.71 Range $37.25 - $50.20

Q4 2022

Shares 108 Value ($000) $4 Avg Close $41.57 Range $33.25 - $55.25

Q3 2022

Shares 108 Value ($000) $5 Avg Close $49.00 Range $40.00 - $55.58

Period	Shares	Value ($000)	Average Close	Price Range
Q2 2023	339	$14	$48.93	$39.66 - $59.84
Q1 2023	339	$16	$45.71	$37.25 - $50.20
Q4 2022	108	$4	$41.57	$33.25 - $55.25
Q3 2022	108	$5	$49.00	$40.00 - $55.58