PTC Therapeutics, Inc.
PTCT- Exchange
- Nasdaq
- Industry
- Pharmaceutical Preparations
- SEC CIK
- 0001070081
In the last 90 days, PTC Therapeutics, Inc. insiders filed 0 open-market purchases and 11 sales; 382 institutions reported holding it in 13F filings for Q2 2026, worth $8.20B in total; no superinvestor holds it.
13F holders, Q1 2023
Institutional positions in PTC Therapeutics, Inc. as of Mar 31, 2023. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 203
- +2 vs. Q4 2022
- Shares held
- 78.5M
- +1.63M (+2.1%) vs. Q4 2022
- Total value
- $3.81B
- +$867.4M (+29.5%) vs. Q4 2022
- New holders
- 29
- 79 more added
- Sold out
- 27
- 73 more reduced
2 institutions that held it in Q4 2022 haven't filed for Q1 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2022: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting PTCT on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 382 | $8.20B |
| Q1 2026 | 352 | $6.51B |
| Q4 2025 | 353 | $7.04B |
| Q3 2025 | 294 | $5.07B |
| Q2 2025 | 284 | $3.90B |
| Q1 2025 | 261 | $4.02B |
| Q4 2024 | 240 | $3.51B |
| Q3 2024 | 203 | $2.93B |
| Q2 2024 | 199 | $2.44B |
| Q1 2024 | 184 | $2.48B |
| Q4 2023 | 174 | $2.33B |
| Q3 2023 | 181 | $1.83B |
| Q2 2023 | 206 | $3.30B |
| Q1 2023 | 203 | $3.81B |
| Q4 2022 | 203 | $2.94B |
| Q3 2022 | 213 | $3.83B |
| Q2 2022 | 182 | $2.97B |
| Q1 2022 | 184 | $2.76B |
| Q4 2021 | 179 | $3.00B |
| Q3 2021 | 184 | $2.77B |
| Q2 2021 | 183 | $3.13B |
| Q1 2021 | 208 | $3.52B |
Institutions, Q1 2023
Shares, value and share of portfolio for each institution holding PTC Therapeutics, Inc.; share changes are against Q4 2022.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| RTW Investments, LP | 7,093,298 | $343.6M | 7.16% | +1,477,911+26.3% | Added |
| Vanguard Group Inc | 7,587,782 | $367.6M | 0.01% | +248,262+3.4% | Added |
| FMR LLC | 9,583,168 | $464.2M | 0.04% | −1,199,138−11.1% | Reduced |
| Great Point Partners LLC | 0 | $0 | 0.00% | −302,135−100.0% | Sold out |
| Millennium Management LLC | 0 | $0 | 0.00% | −299,133−100.0% | Sold out |
| Man Group plc | 0 | $0 | 0.00% | −189,561−100.0% | Sold out |
| Connor, Clark & Lunn Investment Management Ltd. | 0 | $0 | 0.00% | −66,347−100.0% | Sold out |
| Squarepoint Ops LLC | 0 | $0 | 0.00% | −64,967−100.0% | Sold out |
| Hudson Bay Capital Management LP | 0 | $0 | 0.00% | −42,500−100.0% | Sold out |
| Trexquant Investment LP | 0 | $0 | 0.00% | −30,933−100.0% | Sold out |
| Canada Pension Plan Investment Board | 0 | $0 | 0.00% | −28,300−100.0% | Sold out |
| Cheyne Capital Management (UK) LLP | 0 | $0 | 0.00% | −15,106−100.0% | Sold out |
| Campbell & CO Investment Adviser LLC | 0 | $0 | 0.00% | −13,534−100.0% | Sold out |
| Parallax Volatility Advisers, L.P. | 0 | $0 | 0.00% | −12,764−100.0% | Sold out |
| CenterBook Partners LP | 0 | $0 | 0.00% | −11,131−100.0% | Sold out |
| Bokf, NA | 0 | $0 | 0.00% | −10,887−100.0% | Sold out |
| Virginia Retirement Systems Et Al | 0 | $0 | 0.00% | −10,600−100.0% | Sold out |
| Engineers Gate Manager LP | 0 | $0 | 0.00% | −9,864−100.0% | Sold out |
| Oversea-Chinese Banking CORP Ltd | 0 | $0 | 0.00% | −7,932−100.0% | Sold out |
| ExodusPoint Capital Management, LP | 0 | $0 | 0.00% | −7,466−100.0% | Sold out |
| NinePointTwo Capital | 0 | $0 | 0.00% | −5,611−100.0% | Sold out |
| SG3 Management, LLC | 0 | $0 | 0.00% | −5,000−100.0% | Sold out |
| Citadel Advisors LLC | 0 | $0 | 0.00% | −1,395−100.0% | Sold out |
| Acadian Asset Management LLC | 0 | $0 | 0.00% | −539−100.0% | Sold out |
| Dark Forest Capital Management LP | 0 | $0 | 0.00% | −487−100.0% | Sold out |
| MayTech Global Investments, LLC | 0 | $0 | 0.00% | −145−100.0% | Sold out |
| Hall Laurie J Trustee | 0 | $0 | 0.00% | −65−100.0% | Sold out |
| Elequin Capital LP | 0 | $0 | 0.00% | −16−100.0% | Sold out |
| McElhenny Sheffield Capital Management, LLC | 0 | $0 | 0.00% | −16−100.0% | Sold out |
| GWM Advisors LLC | 0 | $0 | 0.00% | −21−100.0% | Sold out |
| Chubb Ltd | – | – | – | – | Not filed |
| Neo Ivy Capital Management | – | – | – | – | Not filed |