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

13F holders, Q2 2024

Institutional positions in PTC Therapeutics, Inc. as of Jun 30, 2024. 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
199
+18 vs. Q1 2024
Shares held
79.8M
−5.29M (−6.2%) vs. Q1 2024
Total value
$2.44B
−$35.0M (−1.4%) vs. Q1 2024
New holders
45
78 more added
Sold out
27
62 more reduced

3 institutions that held it in Q1 2024 haven't filed for Q2 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 2024: 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 2024: 199 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 2024: $2.44B
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 2024

Shares, value and share of portfolio for each institution holding PTC Therapeutics, Inc.; share changes are against Q1 2024.

Institutions holding PTCT in Q2 2024
InstitutionSharesValue% of portfolioChange in sharesAction
Vanguard Group Inc8,973,771$274.4M0.01%−395,243−4.2%Reduced
Wellington Management Group LLP8,208,606$251.0M0.04%−692,959−7.8%Reduced
BlackRock Inc.7,772,140$237.7M0.01%+207,054+2.7%Added
RTW Investments, LP7,393,127$226.1M3.50%−30,843−0.4%Reduced
Armistice Capital, LLC6,962,227$212.9M5.57%+198,227+2.9%Added
Cowen and Company, LLC3,756,469$114.9M3.18%+30,843+0.8%Added
Camber Capital Management LP3,500,000$107.0M4.13%−500,000−12.5%Reduced
Janus Henderson Group PLC2,981,559$91.1M0.05%−688,257−18.8%Reduced
State Street Corp2,749,340$84.1M0.00%−1,360,452−33.1%Reduced
Geode Capital Management, LLC1,787,780$54.7M0.00%+124,712+7.5%Added
Jacobs Levy Equity Management, Inc1,715,791$52.5M0.22%+109,950+6.8%Added
Morgan Stanley1,516,757$46.4M0.00%−546,284−26.5%Reduced
Franklin Resources Inc1,470,350$45.0M0.01%−11,138−0.8%Reduced
D. E. Shaw & Co., Inc.1,357,638$41.5M0.06%+131,890+10.8%Added
FMR LLC1,104,099$33.8M0.00%−622,963−36.1%Reduced
Blackstone Group Inc.1,095,290$33.5M0.15%00.0%Unchanged
Renaissance Technologies LLC818,100$25.0M0.04%+56,700+7.4%Added
Goldman Sachs Group Inc791,164$24.2M0.00%+311,143+64.8%Added
Voloridge Investment Management, LLC783,062$23.9M0.09%+23,681+3.1%Added
Tang Capital Management LLC700,000$21.4M2.18%00.0%Unchanged
Nuveen Asset Management, LLC686,525$21.0M0.01%+219,865+47.1%Added
JPMorgan Chase & Co680,933$20.8M0.00%+63,547+10.3%Added
Charles Schwab Investment Management Inc658,828$20.1M0.00%+39,535+6.4%Added
Northern Trust Corp658,459$20.1M0.00%−16,542−2.5%Reduced
Price T Rowe Associates Inc606,676$18.6M0.00%−33,191−5.2%Reduced
Jefferies Financial Group Inc.522,895$16.0M0.31%+250,000+91.6%Added
Rockefeller Capital Management L.P.499,144$15.3M0.04%−1,072−0.2%Reduced
Cubist Systematic Strategies, LLC478,441$14.6M0.25%+121,139+33.9%Added
BNP PARIBAS ASSET MANAGEMENT Holding S.A.445,515$13.6M0.04%+6,150+1.4%Added
Two Sigma Advisers, LP389,542$11.9M0.03%−3,700−0.9%Reduced
Assenagon Asset Management S.A.372,827$11.4M0.03%+66,596+21.7%Added
Pictet Asset Management Holding SA369,990$11.3M0.01%−456,086−55.2%Reduced
Jane Street Group, LLC341,830$10.5M0.01%+247,141+261.0%Added
Two Sigma Investments, LP318,173$9.73M0.02%+121,522+61.8%Added
Millennium Management LLC317,579$9.71M0.01%+175,289+123.2%Added
Panagora Asset Management Inc315,100$9.64M0.05%+26,398+9.1%Added
Bank of America Corp310,863$9.51M0.00%−72,834−19.0%Reduced
Adage Capital Partners GP, L.L.C.300,000$9.17M0.02%−970,000−76.4%Reduced
Trexquant Investment LP298,422$9.13M0.14%+28,008+10.4%Added
Invesco Ltd.282,810$8.65M0.00%−21,820−7.2%Reduced
Russell Investments Group, Ltd.281,100$8.60M0.01%−20,690−6.9%Reduced
Bank of New York Mellon Corp279,049$8.53M0.00%+40,840+17.1%Added
Citadel Advisors LLC270,079$8.26M0.01%+241,741+853.1%Added
Ensign Peak Advisors, Inc208,302$6.37M0.01%+180,561+650.9%Added
Marshall Wace, LLP179,679$5.49M0.01%+157,460+708.7%Added
Pinnacle Associates Ltd153,904$4.71M0.07%−3,034−1.9%Reduced
UBS Asset Management Americas Inc152,402$4.66M0.00%+73,305+92.7%Added
PDT Partners, LLC139,380$4.26M0.40%−35,859−20.5%Reduced
UBS Group AG136,761$4.18M0.00%−88,699−39.3%Reduced
Swiss National Bank135,665$4.15M0.00%+2,100+1.6%Added
BNP Paribas Arbitrage, SA127,601$3.90M0.00%−72,069−36.1%Reduced
Squarepoint Ops LLC122,890$3.76M0.01%+122,890New
Rhumbline Advisers116,396$3.56M0.00%+7,314+6.7%Added
Rafferty Asset Management, LLC100,460$3.07M0.01%−193,844−65.9%Reduced
Alliancebernstein L.P.95,650$2.92M0.00%−264,507−73.4%Reduced
Sphera Funds Management Ltd.94,318$2.88M0.47%+94,318New
Engineers Gate Manager LP94,285$2.88M0.07%+28,579+43.5%Added
Vestal Point Capital, LP90,000$2.75M0.21%+90,000New
Walleye Capital LLC85,147$2.60M0.03%+73,484+630.1%Added
Ameriprise Financial Inc78,852$2.41M0.00%+5,201+7.1%Added
First Trust Advisors LP78,599$2.40M0.00%−1,356,881−94.5%Reduced
Legal & General Group Plc76,266$2.33M0.00%+4,368+6.1%Added
Jump Financial, LLC73,088$2.24M0.04%+35,141+92.6%Added
AQR Capital Management LLC68,912$2.11M0.00%+52,019+307.9%Added
ExodusPoint Capital Management, LP68,020$2.08M0.02%+68,020New
California State Teachers Retirement System67,867$2.08M0.00%−466−0.7%Reduced
Barclays PLC64,874$1.98M0.00%−28,024−30.2%Reduced
Bank of Montreal54,982$1.98M0.00%+54,982New
Mirae Asset Global ETFs Holdings Ltd.59,698$1.84M0.00%+59,698New
Alps Advisors Inc59,818$1.83M0.01%+59,818New
Campbell & CO Investment Adviser LLC57,812$1.77M0.15%+57,812New
State of Wisconsin Investment Board57,738$1.77M0.00%+9,939+20.8%Added
Point72 Hong Kong Ltd57,530$1.76M0.11%+48,307+523.8%Added
Connor, Clark & Lunn Investment Management Ltd.54,569$1.67M0.01%+54,569New
Tudor Investment Corp Et Al53,161$1.63M0.02%+24,687+86.7%Added
State of New Jersey Common Pension Fund D53,093$1.62M0.01%−46,661−46.8%Reduced
Harbor Capital Advisors, Inc.47,380$1.45M0.11%+13,326+39.1%Added
MetLife Investment Management44,007$1.35M0.01%+6,827+18.4%Added
Manufacturers Life Insurance Company, The43,796$1.34M0.00%+2,660+6.5%Added
Corebridge Financial, Inc.40,974$1.25M0.01%+40,974New
Neo Ivy Capital Management40,708$1.25M0.24%+40,708New
Voya Investment Management LLC40,292$1.23M0.00%+16,036+66.1%Added
Deutsche Bank AG38,854$1.19M0.00%−5,386−12.2%Reduced
American Century Companies Inc37,394$1.14M0.00%+19,475+108.7%Added
Twinbeech Capital LP36,952$1.13M0.02%+36,952New
New York State Common Retirement Fund33,421$1.02M0.00%−15,563−31.8%Reduced
UBS Oconnor LLC33,000$1.01M0.03%+18,000+120.0%Added
DekaBank Deutsche Girozentrale29,016$995.0K0.00%+5,016+20.9%Added
Y-Intercept (Hong Kong) Ltd32,141$982.9K0.05%+5,185+19.2%Added
Citigroup Inc31,583$965.8K0.00%−306,216−90.7%Reduced
Verition Fund Management LLC31,065$950.0K0.01%+7,485+31.7%Added
XTX Topco Ltd30,971$947.1K0.08%+30,971New
Gsa Capital Partners LLP30,858$944.0K0.07%+17,151+125.1%Added
Wells Fargo & Company30,837$943.0K0.00%+3,232+11.7%Added
Aquatic Capital Management LLC30,700$938.8K0.03%+30,700New
Algert Global LLC28,309$865.7K0.03%+28,309New
Fox Run Management, L.L.C.27,997$856.1K0.16%+27,997New
Schonfeld Strategic Advisors LLC27,661$845.9K0.01%+27,661New
Public Employees Retirement System of Ohio26,979$825.0K0.00%−1,632−5.7%Reduced
Point72 Asset Management, L.P.26,700$816.5K0.00%+26,700New