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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.

Q3 2023 vs. Q2 2023

How the institutions holding PTC Therapeutics, Inc. changed between Q2 2023 and Q3 2023.

All holders in Q3 2023All holders in Q2 2023

13F holders of PTCT: Q2 2023 compared with Q3 2023
MeasureQ2 2023Of which not filed for Q3 2023Q3 2023Change
Holders2062181−23
Shares81.1M692.5K81.2M+758.2K (+0.9%)
Value$3.30B$28.2M$1.83B−$1.44B (−44.0%)

2 institutions that held it in Q2 2023 haven't filed for Q3 2023 yet. Not filing isn't selling, so the changes leave them out.

New holders (22)

Institutions that held PTC Therapeutics, Inc. at the end of Q3 2023 but not at the end of Q2 2023.

Institutions new to PTCT in Q3 2023
InstitutionSharesValue% of portfolio
Pictet Asset Management Holding SA804,358$18.0M0.02%
Great Point Partners LLC500,000$11.2M2.11%
Renaissance Technologies LLC234,600$5.26M0.01%
Voloridge Investment Management, LLC173,233$3.88M0.02%
Seven Eight Capital, LP64,722$1.45M0.17%
Boothbay Fund Management, LLC35,787$802.0K0.03%
Hudson Bay Capital Management LP30,000$672.3K0.01%
Rathbone Brothers plc23,735$531.9K0.00%
Nebula Research & Development LLC21,858$489.8K0.26%
XTX Topco Ltd16,489$369.5K0.06%
Squarepoint Ops LLC13,500$302.5K0.00%
HighVista Strategies LLC13,237$296.6K0.14%
Virtu Financial LLC11,911$267.0K0.03%
Ikarian Capital, LLC10,862$243.4K0.09%
Qube Research & Technologies Ltd10,476$234.8K0.00%
KBC Group NV1,551$35.0K0.00%
West Paces Advisors Inc.1,000$22.4K0.01%
Acadian Asset Management LLC679$15.0K0.00%
Comerica Bank315$7.06K0.00%
Central Trust Co43$9640.00%
Grove Bank & Trust18$4030.00%
Steward Financial Group LLC15$00.00%

Sold out (45)

Institutions that held PTC Therapeutics, Inc. at the end of Q2 2023 and filed for Q3 2023 without it.

Institutions that sold out of PTCT in Q3 2023
InstitutionShares, Q2 2023Value, Q2 2023
Loomis Sayles & Co L P1,061,398$43.2M
TimesSquare Capital Management, LLC572,353$23.3M
Victory Capital Management Inc398,707$16.2M
Sofinnova Investments, Inc.260,443$10.6M
Redwood Investments, LLC245,578$9.99M
Integral Health Asset Management, LLC174,000$7.08M
Teachers Retirement System of the State of Kentucky94,220$3.83M
Sector Gamma AS56,577$2.30M
Erste Asset Management GmbH48,600$2.00M
Ergoteles LLC42,389$1.72M
SEI Investments Co40,591$1.65M
Motley Fool Asset Management LLC39,390$1.60M
Hillsdale Investment Management Inc.37,237$1.51M
Cubist Systematic Strategies, LLC36,800$1.50M
Moore Capital Management, LP25,000$1.02M
Ghost Tree Capital, LLC16,675$678.2K
CenterBook Partners LP16,175$657.8K
Dimensional Fund Advisors LP15,851$644.7K
Prelude Capital Management, LLC15,228$619.3K
Graham Capital Management, L.P.15,103$614.2K
Brookfield Asset Management Inc.13,795$561.0K
New York Life Investment Management LLC8,508$346.0K
Ellsworth Advisors, LLC7,290$296.5K
Gotham Asset Management, LLC6,781$275.8K
Los Angeles Capital Management LLC6,383$259.6K
Marshall Wace, LLP6,182$251.4K
Prudential Financial Inc5,833$244.1K
Mackenzie Financial Corp5,627$233.0K
Winton Group Ltd5,668$230.5K
Blueshift Asset Management, LLC5,521$224.5K
Sicart Associates LLC5,100$207.4K
Nadler Financial Group, Inc.4,939$200.9K
Simplex Trading, LLC2,403$97.0K
Harbor Investment Advisory, LLC1,418$57.7K
Federated Hermes, Inc.732$29.8K
Contravisory Investment Management, Inc.339$13.8K
First Horizon Advisors, Inc.111$4.51K
The PNC Financial Services Group, Inc.76$3.09K
Bellevue Asset Management, LLC52$2.11K
Allworth Financial LP28$1.14K
Bell Investment Advisors, Inc18$733
Versant Capital Management, Inc14$569
Baker Avenue Asset Management, LP7$285
Disciplined Investments, LLC5$203
Quadrant Capital Group LLC4$163

Not filed for Q3 2023 yet (2)

Institutions that held PTC Therapeutics, Inc. at the end of Q2 2023 and haven't filed a 13F for Q3 2023. Not filing isn't selling, so they aren't counted as sold out.

Institutions holding PTCT in Q2 2023 that haven't filed for Q3 2023
InstitutionShares, Q2 2023Value, Q2 2023
Pictet Asset Management SA686,450$27.9M
PFS Investments Inc.6,055$246.0K