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 2026
Institutional positions in PTC Therapeutics, Inc. as of Mar 31, 2026. 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
- 352
- +6 vs. Q4 2025
- Shares held
- 95.5M
- +11.7M (+14.0%) vs. Q4 2025
- Total value
- $6.51B
- +$140.8M (+2.2%) vs. Q4 2025
- New holders
- 61
- 145 more added
- Sold out
- 55
- 102 more reduced
7 institutions that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2025: 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 2026
Shares, value and share of portfolio for each institution holding PTC Therapeutics, Inc.; share changes are against Q4 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Yousif Capital Management, LLC | 22,144 | $1.51M | 0.02% | −84−0.4% | Reduced |
| Citigroup Inc | 22,146 | $1.51M | 0.00% | −10,515−32.2% | Reduced |
| Ieq Capital, LLC | 22,321 | $1.52M | 0.01% | −13,360−37.4% | Reduced |
| Pathstone Holdings, LLC | 22,484 | $1.53M | 0.01% | +15,727+232.8% | Added |
| Amalgamated Bank | 22,959 | $1.56M | 0.01% | −163−0.7% | Reduced |
| Rathbone Brothers plc | 23,500 | $1.60M | 0.01% | 00.0% | Unchanged |
| Ritholtz Wealth Management | 24,178 | $1.65M | 0.03% | −346−1.4% | Reduced |
| DekaBank Deutsche Girozentrale | 24,000 | $1.66M | 0.00% | 00.0% | Unchanged |
| State of New Jersey Common Pension Fund D | 24,695 | $1.68M | 0.01% | +293+1.2% | Added |
| Handelsbanken Fonder AB | 25,200 | $1.72M | 0.01% | 00.0% | Unchanged |
| Exchange Traded Concepts, LLC | 25,263 | $1.72M | 0.01% | +23,718+1,535.1% | Added |
| Lazard Asset Management LLC | 25,988 | $1.77M | 0.00% | +2,788+12.0% | Added |
| QRG Capital Management, Inc. | 26,023 | $1.77M | 0.02% | +4,312+19.9% | Added |
| Credit Agricole S A | 26,316 | $1.79M | 0.01% | 00.0% | Unchanged |
| Guggenheim Capital LLC | 26,379 | $1.80M | 0.01% | −14,859−36.0% | Reduced |
| Virginia Retirement Systems Et Al | 26,750 | $1.82M | 0.01% | −4,100−13.3% | Reduced |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 26,965 | $1.84M | 0.00% | +4,133+18.1% | Added |
| Two Sigma Investments, LP | 27,110 | $1.85M | 0.00% | +2,800+11.5% | Added |
| Convergence Investment Partners, LLC | 27,219 | $1.85M | 0.30% | +26+0.1% | Added |
| Victory Capital Management Inc | 27,253 | $1.86M | 0.00% | −29,318−51.8% | Reduced |
| New York State Common Retirement Fund | 28,915 | $1.97M | 0.00% | 00.0% | Unchanged |
| Horizon Investments, LLC | 29,341 | $2.00M | 0.02% | −10,992−27.3% | Reduced |
| Wells Fargo & Company | 30,327 | $2.07M | 0.00% | −56,594−65.1% | Reduced |
| State of Tennessee, Treasury Department | 32,390 | $2.21M | 0.01% | −244−0.7% | Reduced |
| Acadian Asset Management LLC | 32,735 | $2.23M | 0.00% | −36,769−52.9% | Reduced |
| Profund Advisors LLC | 33,326 | $2.27M | 0.08% | +1,473+4.6% | Added |
| O'Shaughnessy Asset Management, LLC | 33,419 | $2.28M | 0.01% | −1,931−5.5% | Reduced |
| Massachusetts Financial Services Co | 33,566 | $2.29M | 0.00% | −11,027−24.7% | Reduced |
| OP Asset Management Ltd | 33,602 | $2.29M | 0.02% | +31,893+1,866.2% | Added |
| Louisiana State Employees Retirement System | 35,600 | $2.43M | 0.04% | −1,200−3.3% | Reduced |
| Vanguard Global Advisers, LLC | 37,672 | $2.57M | 0.00% | +37,672 | New |
| Private Capital Advisors, Inc. | 38,983 | $2.66M | 0.30% | +9,870+33.9% | Added |
| Arrowpoint Investment Partners (Singapore) Pte. Ltd. | 39,701 | $2.70M | 3.93% | +30,463+329.8% | Added |
| Teachers Retirement System of the State of Kentucky | 40,858 | $2.78M | 0.02% | 00.0% | Unchanged |
| Tudor Investment Corp Et Al | 42,172 | $2.87M | 0.02% | +34,760+469.0% | Added |
| Creative Planning | 42,196 | $2.87M | 0.00% | +4,430+11.7% | Added |
| Illinois Municipal Retirement Fund | 42,421 | $2.89M | 0.04% | −7,515−15.0% | Reduced |
| MetLife Investment Management | 42,878 | $2.92M | 0.01% | −676−1.6% | Reduced |
| State of Alaska, Department of Revenue | 44,098 | $3.00M | 0.03% | −1,248−2.8% | Reduced |
| Fisher Asset Management, LLC | 44,558 | $3.04M | 0.00% | +44,558 | New |
| Moore Capital Management, LP | 44,694 | $3.05M | 0.11% | +44,694 | New |
| New York State Teachers Retirement System | 44,953 | $3.06M | 0.01% | +316+0.7% | Added |
| Martingale Asset Management L P | 45,507 | $3.10M | 0.08% | +25,392+126.2% | Added |
| Engineers Gate Manager LP | 46,154 | $3.14M | 0.04% | +9,445+25.7% | Added |
| Allspring Global Investments Holdings, LLC | 47,871 | $3.29M | 0.01% | +35,686+292.9% | Added |
| OrbiMed Advisors LLC | 49,100 | $3.35M | 0.08% | +25,900+111.6% | Added |
| Mercer Global Advisors Inc | 50,357 | $3.43M | 0.01% | +36,926+274.9% | Added |
| Canada Pension Plan Investment Board | 50,506 | $3.44M | 0.00% | −24,894−33.0% | Reduced |
| Mirae Asset Global ETFs Holdings Ltd. | 51,068 | $3.47M | 0.00% | +925+1.8% | Added |
| Raymond James Financial Inc | 52,455 | $3.57M | 0.00% | −33,543−39.0% | Reduced |
| Group One Trading, L.P. | 52,713 | $3.59M | 0.12% | +52,713 | New |
| Bessemer Group Inc | 52,813 | $3.60M | 0.01% | +52,572+21,814.1% | Added |
| Barclays PLC | 53,079 | $3.62M | 0.00% | −167,117−75.9% | Reduced |
| Picton Mahoney Asset Management | 53,328 | $3.63M | 0.04% | +51,048+2,238.9% | Added |
| Thrivent Financial for Lutherans | 53,590 | $3.65M | 0.01% | −1,579−2.9% | Reduced |
| Intech Investment Management LLC | 55,949 | $3.81M | 0.04% | +21,258+61.3% | Added |
| CenterBook Partners LP | 56,813 | $3.87M | 0.21% | +56,813 | New |
| Empowered Funds, LLC | 57,906 | $3.95M | 0.03% | −192,506−76.9% | Reduced |
| Assenagon Asset Management S.A. | 61,397 | $4.18M | 0.01% | +7,227+13.3% | Added |
| Vanguard Asset Management, Ltd | 65,200 | $4.44M | 0.00% | +65,200 | New |
| Great West Life Assurance Co | 65,378 | $4.45M | 0.01% | −12,772−16.3% | Reduced |
| Rafferty Asset Management, LLC | 68,685 | $4.68M | 0.02% | −9,822−12.5% | Reduced |
| State of Wisconsin Investment Board | 68,988 | $4.70M | 0.01% | +22,213+47.5% | Added |
| Los Angeles Capital Management LLC | 71,660 | $4.88M | 0.02% | +39,239+121.0% | Added |
| Pinnacle Associates Ltd | 74,956 | $5.11M | 0.07% | −8,475−10.2% | Reduced |
| Sector Gamma AS | 75,000 | $5.11M | 1.21% | +13,077+21.1% | Added |
| BI Asset Management Fondsmaeglerselskab A/S | 81,878 | $5.58M | 0.06% | −77,599−48.7% | Reduced |
| California State Teachers Retirement System | 84,320 | $5.74M | 0.01% | +16,027+23.5% | Added |
| WCM Investment Management, LLC | 94,687 | $6.22M | 0.01% | −15,580−14.1% | Reduced |
| Castleark Management LLC | 91,880 | $6.26M | 0.21% | −4,980−5.1% | Reduced |
| Royce & Associates LP | 92,828 | $6.32M | 0.06% | +12,034+14.9% | Added |
| Arrowstreet Capital, Limited Partnership | 111,632 | $7.61M | 0.00% | −294,778−72.5% | Reduced |
| Capital Fund Management S.A. | 121,286 | $8.26M | 0.07% | +121,286 | New |
| Neuberger Berman Group LLC | 121,549 | $8.28M | 0.01% | +9,959+8.9% | Added |
| UBS Asset Management Americas Inc | 126,963 | $8.65M | 0.00% | −4,930−3.7% | Reduced |
| Universal- Beteiligungs- und Servicegesellschaft mbH | 129,682 | $8.84M | 0.02% | −21,719−14.3% | Reduced |
| Schroder Investment Management Group | 134,968 | $8.86M | 0.01% | +62,371+85.9% | Added |
| SEI Investments Co | 130,204 | $8.87M | 0.01% | +38,115+41.4% | Added |
| First Trust Advisors LP | 136,003 | $9.27M | 0.01% | −19,593−12.6% | Reduced |
| Swiss National Bank | 142,865 | $9.73M | 0.01% | +1,800+1.3% | Added |
| Rock Springs Capital Management LP | 161,798 | $11.0M | 0.65% | +99,919+161.5% | Added |
| Prudential Financial Inc | 164,570 | $11.2M | 0.01% | −18,615−10.2% | Reduced |
| Ameriprise Financial Inc | 166,659 | $11.4M | 0.00% | +19,075+12.9% | Added |
| Alliancebernstein L.P. | 152,176 | $11.6M | 0.00% | +57,868+61.4% | Added |
| Blue Sparrow, LLC | 190,600 | $13.0M | 0.22% | +190,600 | New |
| Segall Bryant & Hamill, LLC | 195,380 | $13.3M | 0.19% | +144,949+287.4% | Added |
| Boxer Capital Management, LLC | 200,000 | $13.6M | 1.79% | 00.0% | Unchanged |
| Susquehanna International Group, LLP | 207,938 | $14.2M | 0.02% | +189,257+1,013.1% | Added |
| Rhumbline Advisers | 212,462 | $14.5M | 0.01% | +4,512+2.2% | Added |
| DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main | 213,363 | $14.5M | 0.01% | −7,484−3.4% | Reduced |
| Federated Hermes, Inc. | 225,916 | $15.4M | 0.03% | +113,350+100.7% | Added |
| HSBC Holdings PLC | 227,059 | $15.5M | 0.01% | +214,931+1,772.2% | Added |
| Deutsche Bank AG | 238,754 | $16.3M | 0.01% | +7,486+3.2% | Added |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. | 311,810 | $21.2M | 0.02% | −335,775−51.9% | Reduced |
| Schonfeld Strategic Advisors LLC | 318,405 | $21.7M | 0.18% | +318,405 | New |
| Public Sector Pension Investment Board | 331,852 | $22.6M | 0.07% | +7,216+2.2% | Added |
| JPMorgan Chase & Co | 346,017 | $22.7M | 0.00% | −10,024−2.8% | Reduced |
| Russell Investments Group, Ltd. | 335,439 | $22.9M | 0.02% | +64,691+23.9% | Added |
| AQR Capital Management LLC | 342,106 | $23.3M | 0.01% | +179+0.1% | Added |
| Voya Investment Management LLC | 342,637 | $23.3M | 0.02% | +3,491+1.0% | Added |