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Livermore
Livermore
ZHEN

D. E. Shaw & Co., Inc.

SEC CIK
0001009207
Latest filing
Aug 14, 2026

PTCT holding history

PTC Therapeutics, Inc. in every 13F filed by D. E. Shaw & Co., Inc., including the quarters it was sold out or no filing was made. Changes compare share counts with the previous calendar quarter.

PTCT overviewAll 13F holders of PTCTFull Q2 2026 holdings

Shares (Q2 2026)
1,548,919
Value
$126.3M
% of portfolio
0.1%
Quarters held
22
Since Q1 2021
Holdings of PTCT by D. E. Shaw & Co., Inc., by quarter
QuarterSharesValue% of portfolioShare changeActionAll holders
Q2 20261,548,919$126.3M0.1%−91,462−5.6%ReducedHolders
Q1 20261,640,381$111.8M0.1%−104,610−6.0%ReducedHolders
Q4 20251,744,991$132.5M0.1%−429,617−19.8%ReducedHolders
Q3 20252,174,608$133.5M0.1%−263,089−10.8%ReducedHolders
Q2 20252,437,697$119.1M0.1%+992,418+68.7%AddedHolders
Q1 20251,445,279$73.7M0.1%−97,013−6.3%ReducedHolders
Q4 20241,542,292$69.6M0.1%+122,753+8.6%AddedHolders
Q3 20241,419,539$52.7M0.1%+61,901+4.6%AddedHolders
Q2 20241,357,638$41.5M0.1%+131,890+10.8%AddedHolders
Q1 20241,225,748$35.7M<0.1%−121,219−9.0%ReducedHolders
Q4 20231,346,967$37.1M0.1%+506,158+60.2%AddedHolders
Q3 2023840,809$18.8M<0.1%+107,821+14.7%AddedHolders
Q2 2023732,988$29.8M<0.1%+27,470+3.9%AddedHolders
Q1 2023705,518$34.2M0.1%−239,361−25.3%ReducedHolders
Q4 2022944,879$36.1M0.1%−109,106−10.4%ReducedHolders
Q3 20221,053,985$52.9M0.1%+101,198+10.6%AddedHolders
Q2 2022952,787$38.2M0.1%−84,603−8.2%ReducedHolders
Q1 20221,037,390$38.7M0.1%−157,590−13.2%ReducedHolders
Q4 20211,194,980$47.6M0.1%−4,553−0.4%ReducedHolders
Q3 20211,199,533$44.6M0.1%−10,526−0.9%ReducedHolders
Q2 20211,210,059$51.1M0.1%+41,004+3.5%AddedHolders
Q1 20211,169,055$55.4M0.1%––Holders

Livermore's 13F data starts with Q1 2021, so Q1 2021 has no change from the previous quarter.