PTC THERAPEUTICS INC

Ticker: PTCT CUSIP: 69366J200 Class: Common Stock

Quarry LP's Holding History (CIK: 0001965207)

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

Q4 2025

Shares 3,865 Value ($000) $294 Avg Close $72.67 Range $60.80 - $87.50

Q3 2025

Shares 304 Value ($000) $19 Avg Close $52.09 Range $43.17 - $63.19

Q3 2024

Shares 5,000 Value ($000) $186 Avg Close $33.48 Range $29.02 - $38.62

Q2 2024

Shares 5,000 Value ($000) $153 Avg Close $32.39 Range $24.00 - $40.69

Q1 2024

Shares 2,500 Value ($000) $73 Avg Close $28.01 Range $23.58 - $32.91

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	3,865	$294	$72.67	$60.80 - $87.50
Q3 2025	304	$19	$52.09	$43.17 - $63.19
Q3 2024	5,000	$186	$33.48	$29.02 - $38.62
Q2 2024	5,000	$153	$32.39	$24.00 - $40.69
Q1 2024	2,500	$73	$28.01	$23.58 - $32.91