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Livermore
Livermore
ZHEN

Simplex Trading, LLC

SEC CIK
0001488542
Latest filing
Aug 12, 2026

PRQR holding history

ProQR Therapeutics N.V. in every 13F filed by Simplex Trading, LLC, including the quarters it was sold out or no filing was made. Changes compare share counts with the previous calendar quarter.

PRQR overviewAll 13F holders of PRQRFull Q2 2026 holdings

Shares (Q2 2026)
271
Value
$504
% of portfolio
<0.1%
Quarters held
17
Since Q1 2021
Holdings of PRQR by Simplex Trading, LLC, by quarter
QuarterSharesValue% of portfolioShare changeActionAll holders
Q2 2026271$504<0.1%−24,597−98.9%ReducedHolders
Q1 202624,868$40.3K<0.1%−19,401−43.8%ReducedHolders
Q4 202544,269$89.4K<0.1%+44,269NewHolders
Q3 20250$00.0%−856−100.0%Sold outHolders
Q2 2025856$1.00K<0.1%−3,252−79.2%ReducedHolders
Q1 20254,108$5.00K<0.1%−5,801−58.5%ReducedHolders
Q4 20249,909$26.0K<0.1%+9,909NewHolders
Q3 20240$00.0%−6,628−100.0%Sold outHolders
Q2 20246,628$11.0K<0.1%−6,922−51.1%ReducedHolders
Q1 202413,550$30.0K<0.1%+11,756+655.3%AddedHolders
Q4 20231,794$3.00K<0.1%−12,895−87.8%ReducedHolders
Q3 202314,689$19.0K<0.1%+8,159+124.9%AddedHolders
Q2 20236,530$10.0K<0.1%−79,622−92.4%ReducedHolders
Q1 202386,152$183.0K<0.1%+50,787+143.6%AddedHolders
Q4 202235,365$130.0K<0.1%+32,922+1,347.6%AddedHolders
Q3 20222,443$1.00K<0.1%+2,400+5,581.4%AddedHolders
Q2 202243$00.0%+43NewHolders
Q1 20220$00.0%−16,291−100.0%Sold outHolders
Q4 202116,291$130.0K<0.1%+16,291NewHolders
Q2 20210$00.0%−122,183−100.0%Sold outHolders
Q1 2021122,183$807.0K<0.1%––Holders

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