Who Owns PTC THERAPEUTICS INC (PTCT)? -- Institutional Holders (2026-06-30)

433 institutions reported holding $8.41B of PTC THERAPEUTICS INC (PTCT) in SEC 13F filings for 2026-06-30. Largest institutional holders: BlackRock, Inc. ($1.14B), VANGUARD GROUP INC ($765.1M), RTW INVESTMENTS, LP ($631.9M), Jupiter Topco LLC ($590.2M), STATE STREET CORP ($375.1M). Source: SEC Form 13F.

RankInstitutionValueSharesChange
1BlackRock, Inc.$1.14B14.0MTrimmed
2VANGUARD GROUP INC$765.1M9.4MAdded
3RTW INVESTMENTS, LP$631.9M7.7MHold
4Jupiter Topco LLC$590.2M7.2MNew
5STATE STREET CORP$375.1M4.6MAdded
6WELLINGTON MANAGEMENT GROUP LLP$336.7M4.1MAdded
7GEODE CAPITAL MANAGEMENT, LLC$180.1M2.2MTrimmed
8TORONTO DOMINION BANK$176.7M2.2MTrimmed
9WESTFIELD CAPITAL MANAGEMENT CO LP$159.6M2.0MNew
10Hood River Capital Management LLC$141.8M1.7MAdded
11ARMISTICE CAPITAL, LLC$141.2M1.7MTrimmed
12WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC$140.5M1.7MNew
13D. E. Shaw & Co., Inc.$126.3M1.5MTrimmed
14TANG CAPITAL MANAGEMENT LLC$122.4M1.5MHold
15FMR LLC$118.8M1.4MTrimmed
16BANK OF AMERICA CORP /DE/$118.5M1.5MTrimmed
17Driehaus Capital Management LLC$117.5M1.4MAdded
18Jefferies Financial Group Inc.$110.7M1.4MAdded
19FULLER & THALER ASSET MANAGEMENT, INC.$94.4M1.2MNew
20Pictet Asset Management Holding SA$93.6M1.1MTrimmed
21PRICE T ROWE ASSOCIATES INC /MD/$90.9M1.1MAdded
22MORGAN STANLEY$90.1M1.1MAdded
23Blue Sparrow, LLC /DE$85.7M1.1MAdded
24FRANKLIN RESOURCES INC$83.8M1.0MTrimmed
25Invesco Ltd.$76.8M941,581Added

Source: SEC Form 13F filings · as of 2026-06-30