BlackRock, Inc. - 30 Nov 2025 SCHEDULE 13G/A Report for PTC THERAPEUTICS, INC. Common Stock (PTCT)

Filing Manager: BlackRock, Inc.
Reporting Manager: BlackRock, Inc.
Security: PTC THERAPEUTICS, INC. Common Stock
Symbol: PTCT
Shares outstanding: 80,437,135 shares
Disclosed Ownership: 11,904,696 shares
Ownership: 14.8%
Form type: SCHEDULE 13G/A
Filing time: 04 Dec 2025, 14:24:57 UTC
Date of event: 30 Nov 2025
Previous filing: 17 Apr 2025
SEC: View on sec.gov

Reporting Managers (1)

Name	Ownership	Shares Owned	sole voting power	shared voting power	Signature	Title	CIK
BlackRock, Inc.	14.8%	11,904,696	11,767,632	0	Spencer Fleming	Managing Director