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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 12 sales; 382 institutions reported holding it in 13F filings for Q2 2026, worth $8.20B in total; no superinvestor holds it.

13F holders, Q2 2021

Institutional positions in PTC Therapeutics, Inc. as of Jun 30, 2021. 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
183
−24 vs. Q1 2021
Shares held
74.2M
+36.2K (0.0%) vs. Q1 2021
Total value
$3.13B
−$391.1M (−11.1%) vs. Q1 2021
New holders
16
85 more added
Sold out
40
50 more reduced

1 institution that held it in Q1 2021 haven't filed for Q2 2021 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 2021: 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.

Institutional holdersQ2 2021: 183 institutions
Q1 2021: 208 institutionsQ2 2021: 183 institutionsQ3 2021: 184 institutionsQ4 2021: 179 institutionsQ1 2022: 184 institutionsQ2 2022: 182 institutionsQ3 2022: 213 institutionsQ4 2022: 203 institutionsQ1 2023: 203 institutionsQ2 2023: 206 institutionsQ3 2023: 181 institutionsQ4 2023: 174 institutionsQ1 2024: 184 institutionsQ2 2024: 199 institutionsQ3 2024: 203 institutionsQ4 2024: 240 institutionsQ1 2025: 261 institutionsQ2 2025: 284 institutionsQ3 2025: 294 institutionsQ4 2025: 353 institutionsQ1 2026: 352 institutionsQ2 2026: 382 institutions
Value heldQ2 2021: $3.13B
Q1 2021: $3.52BQ2 2021: $3.13BQ3 2021: $2.77BQ4 2021: $3.00BQ1 2022: $2.76BQ2 2022: $2.97BQ3 2022: $3.83BQ4 2022: $2.94BQ1 2023: $3.81BQ2 2023: $3.30BQ3 2023: $1.83BQ4 2023: $2.33BQ1 2024: $2.48BQ2 2024: $2.44BQ3 2024: $2.93BQ4 2024: $3.51BQ1 2025: $4.02BQ2 2025: $3.90BQ3 2025: $5.07BQ4 2025: $7.04BQ1 2026: $6.51BQ2 2026: $8.20B
Institutions holding PTCT and their total value by quarter
QuarterHoldersValue
Q2 2026382$8.20B
Q1 2026352$6.51B
Q4 2025353$7.04B
Q3 2025294$5.07B
Q2 2025284$3.90B
Q1 2025261$4.02B
Q4 2024240$3.51B
Q3 2024203$2.93B
Q2 2024199$2.44B
Q1 2024184$2.48B
Q4 2023174$2.33B
Q3 2023181$1.83B
Q2 2023206$3.30B
Q1 2023203$3.81B
Q4 2022203$2.94B
Q3 2022213$3.83B
Q2 2022182$2.97B
Q1 2022184$2.76B
Q4 2021179$3.00B
Q3 2021184$2.77B
Q2 2021183$3.13B
Q1 2021208$3.52B

Institutions, Q2 2021

Shares, value and share of portfolio for each institution holding PTC Therapeutics, Inc.; share changes are against Q1 2021.

Institutions holding PTCT in Q2 2021
InstitutionSharesValue% of portfolioChange in sharesAction
FMR LLC10,568,386$446.7M0.03%+20,038+0.2%Added
Wellington Management Group LLP8,731,392$369.1M0.06%−458,965−5.0%Reduced
Vanguard Group Inc6,734,630$284.7M0.01%+345,774+5.4%Added
BlackRock Inc.6,519,367$275.6M0.01%+309,160+5.0%Added
Franklin Resources Inc5,789,994$244.7M0.09%+310,792+5.7%Added
RTW Investments, LP5,293,966$223.8M3.38%00.0%Unchanged
Janus Henderson Group PLC3,503,914$148.1M0.06%+434,774+14.2%Added
State Street Corp2,377,027$100.5M0.01%+345,169+17.0%Added
Price T Rowe Associates Inc2,112,668$89.3M0.01%−44,206−2.0%Reduced
Armistice Capital, LLC2,092,000$88.4M2.35%+696,000+49.9%Added
Geode Capital Management, LLC1,267,339$53.6M0.01%+118,239+10.3%Added
Macquarie Group Ltd1,255,616$53.1M0.04%+106,835+9.3%Added
Bank of New York Mellon Corp1,214,597$51.3M0.01%+409,436+50.9%Added
D. E. Shaw & Co., Inc.1,210,059$51.1M0.06%+41,004+3.5%Added
TimesSquare Capital Management, LLC1,153,785$48.8M0.40%+116,315+11.2%Added
Loomis Sayles & Co L P904,917$38.3M0.05%+1,951+0.2%Added
Northern Trust Corp735,486$31.1M0.01%+5,568+0.8%Added
Point72 Asset Management, L.P.664,115$28.1M0.14%+600,606+945.7%Added
Sofinnova Investments, Inc.581,940$24.6M1.49%+115,100+24.7%Added
JPMorgan Chase & Co520,041$22.0M0.00%+142,876+37.9%Added
Norges Bank519,412$22.0M0.00%+73,666+16.5%Added
Charles Schwab Investment Management Inc492,908$20.8M0.01%+19,943+4.2%Added
UBS Asset Management Americas Inc460,400$19.5M0.01%+144,198+45.6%Added
Pictet Asset Management Ltd459,087$19.4M0.02%−35,926−7.3%Reduced
International Biotechnology Trust PLC449,000$18.9M5.06%+41,000+10.0%Added
Jacobs Levy Equity Management, Inc428,173$18.1M0.12%+290,189+210.3%Added
Redwood Investments, LLC382,038$16.1M1.30%−2,976−0.8%Reduced
Handelsbanken Fonder AB372,100$15.7M0.08%+1,300+0.4%Added
Woodline Partners LP343,451$14.5M0.27%+81,917+31.3%Added
Sectoral Asset Management Inc332,291$14.0M1.14%−172,637−34.2%Reduced
Bank of America Corp287,643$12.2M0.00%−75,067−20.7%Reduced
Candriam Luxembourg S.C.A.273,374$11.6M0.08%−326,023−54.4%Reduced
Goldman Sachs Group Inc269,314$11.4M0.00%−244,789−47.6%Reduced
BNP PARIBAS ASSET MANAGEMENT Holding S.A.268,077$11.3M0.04%−58,230−17.8%Reduced
Balyasny Asset Management LLC244,832$10.3M0.06%+244,832New
Natixis210,892$8.91M0.04%00.0%Unchanged
Renaissance Technologies LLC205,010$8.67M0.01%+13,810+7.2%Added
Morgan Stanley179,481$7.59M0.00%+160,778+859.6%Added
Russell Investments Group, Ltd.178,390$7.54M0.01%+93,674+110.6%Added
Pinnacle Associates Ltd161,834$6.84M0.12%+60,014+58.9%Added
Fisher Asset Management, LLC160,485$6.78M0.00%+4,097+2.6%Added
Deutsche Bank AG152,629$6.45M0.00%+2,384+1.6%Added
Panagora Asset Management Inc144,594$6.11M0.03%−15,738−9.8%Reduced
Swiss National Bank139,465$5.89M0.00%−800−0.6%Reduced
California Public Employees Retirement System135,506$5.73M0.00%−3,628−2.6%Reduced
Motley Fool Asset Management LLC128,353$5.42M0.36%−6,900−5.1%Reduced
Nuveen Asset Management, LLC252,479$5.24M0.00%+1,585+0.6%Added
Citigroup Inc121,066$5.12M0.00%+40,661+50.6%Added
Rockefeller Capital Management L.P.113,147$4.78M0.03%+113,147New
Integral Health Asset Management, LLC110,100$4.65M1.28%+10,000+10.0%Added
Teachers Retirement System of the State of Kentucky103,578$4.38M0.04%−10,047−8.8%Reduced
California State Teachers Retirement System95,773$4.05M0.01%+2,587+2.8%Added
Alliancebernstein L.P.92,950$3.93M0.00%−1,623,987−94.6%Reduced
Alps Advisors Inc92,497$3.91M0.03%−34,731−27.3%Reduced
Tudor Investment Corp Et Al90,241$3.81M0.08%+53,087+142.9%Added
New York State Common Retirement Fund87,824$3.71M0.00%+32,024+57.4%Added
Credit Suisse AG83,431$3.53M0.00%+14,306+20.7%Added
State of Wisconsin Investment Board83,200$3.52M0.01%00.0%Unchanged
Prudential Financial Inc83,106$3.51M0.00%−144,623−63.5%Reduced
Rhumbline Advisers75,850$3.21M0.00%+3,864+5.4%Added
Handelsinvest Investeringsforvaltning75,000$3.17M0.35%00.0%Unchanged
Two Sigma Investments, LP74,489$3.15M0.01%−19,489−20.7%Reduced
Parametric Portfolio Associates LLC71,948$3.04M0.00%+8,177+12.8%Added
State of New Jersey Common Pension Fund D65,002$2.75M0.01%+20,281+45.4%Added
Dimensional Fund Advisors LP64,228$2.71M0.00%−2,581−3.9%Reduced
Rafferty Asset Management, LLC60,737$2.57M0.02%+3,733+6.5%Added
Schonfeld Strategic Advisors LLC60,100$2.54M0.03%+60,100New
Hudson Bay Capital Management LP60,000$2.54M0.03%+60,000New
Cubist Systematic Strategies, LLC51,409$2.17M0.02%+18,137+54.5%Added
Wells Fargo & Company45,742$1.93M0.00%−22,439−32.9%Reduced
Legal & General Group Plc45,170$1.91M0.00%+7,381+19.5%Added
SEI Investments Co44,500$1.88M0.00%+8,500+23.6%Added
Gyon Technologies Capital Management, LP43,971$1.86M0.61%+37,842+617.4%Added
Erste Asset Management GmbH41,800$1.76M0.03%00.0%Unchanged
Moore Capital Management, LP40,000$1.69M0.03%00.0%Unchanged
Skandinaviska Enskilda Banken AB (publ)39,859$1.69M0.01%+10,284+34.8%Added
Invesco Ltd.39,623$1.68M0.00%+11,041+38.6%Added
Manufacturers Life Insurance Company, The39,075$1.65M0.00%+4,223+12.1%Added
American International Group, Inc.38,919$1.65M0.01%+2,901+8.1%Added
Tygh Capital Management, Inc.38,283$1.62M0.22%−396−1.0%Reduced
TD Asset Management Inc41,916$1.61M0.00%−1,889−4.3%Reduced
MML Investors Services, LLC37,927$1.60M0.01%+25,900+215.3%Added
Susquehanna International Group, LLP36,648$1.55M0.00%−5,515−13.1%Reduced
Guggenheim Capital LLC36,534$1.54M0.01%+3,017+9.0%Added
State Board of Administration of Florida Retirement System32,611$1.38M0.00%+6,754+26.1%Added
ProShare Advisors LLC30,678$1.30M0.00%+4,440+16.9%Added
Bank of Montreal30,147$1.27M0.00%−9,251−23.5%Reduced
CM Management, LLC30,000$1.27M0.92%+5,000+20.0%Added
Royal Bank of Canada27,702$1.17M0.00%+7,421+36.6%Added
Principal Financial Group Inc27,339$1.16M0.00%−890−3.2%Reduced
HSBC Holdings PLC27,333$1.16M0.00%+9,300+51.6%Added
Voya Investment Management LLC27,048$1.14M0.00%−78,834−74.5%Reduced
Hennion & Walsh Asset Management, Inc.25,983$1.10M0.06%+59+0.2%Added
Citadel Advisors LLC25,523$1.08M0.00%−55,453−68.5%Reduced
MetLife Investment Management24,991$1.06M0.01%+1,477+6.3%Added
Magnetar Financial LLC24,455$1.03M0.01%+24,455New
Knights of Columbus Asset Advisors LLC23,975$1.01M0.09%+83+0.3%Added
Voloridge Investment Management, LLC23,040$974.0K0.01%−31,051−57.4%Reduced
AlphaCrest Capital Management LLC20,686$874.0K0.04%+7,989+62.9%Added
Metropolitan Life Insurance Co19,134$808.8K0.01%+2,379+14.2%Added