PTC THERAPEUTICS INC

Ticker: PTCT CUSIP: 69366J200 Class: Common Stock

Empirical Financial Services, LLC d.b.a. Empirical Wealth Management's Holding History (CIK: 0001510434)

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

Q4 2025

Shares 12,634 Value ($000) $960 Avg Close $72.67 Range $60.80 - $87.50

Q3 2025

Shares 20,775 Value ($000) $1,275 Avg Close $52.09 Range $43.17 - $63.19

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	12,634	$960	$72.67	$60.80 - $87.50
Q3 2025	20,775	$1,275	$52.09	$43.17 - $63.19