Utter Christine Marie plan to sell securities of PTC THERAPEUTICS, INC. under Form 144

Utter Christine Marie filed Form 144 to notify SEC of plan to sell 19686 units of PTC THERAPEUTICS, INC. securities around 2026-06-17, with aggregate market value of $1,487,474.16. The total outstanding units is 82949338.0. The amount planned to be sold represents 0.02% of total outstanding units;