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Simplex Trading, LLC

SEC CIK
0001488542
Latest filing
Aug 12, 2026

DGX holding history

Quest Diagnostics Inc 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.

DGX overviewAll 13F holders of DGXFull Q2 2026 holdings

Shares (Q2 2026)
2,924
Value
$619.7K
% of portfolio
<0.1%
Quarters held
12
Since Q1 2021
Holdings of DGX by Simplex Trading, LLC, by quarter
QuarterSharesValue% of portfolioShare changeActionAll holders
Q2 20262,924$619.7K<0.1%+2,328+390.6%AddedHolders
Q1 2026596$116.8K<0.1%−4,362−88.0%ReducedHolders
Q4 20254,958$860.4K<0.1%+4,147+511.3%AddedHolders
Q3 2025811$154.0K<0.1%+811NewHolders
Q2 20250$00.0%−5,259−100.0%Sold outHolders
Q1 20255,259$889.0K<0.1%+4,171+383.4%AddedHolders
Q4 20241,088$164.0K<0.1%+1,088NewHolders
Q2 20240$00.0%−14,148−100.0%Sold outHolders
Q1 202414,148$1.88M0.1%+14,148NewHolders
Q2 20230$00.0%−3,271−100.0%Sold outHolders
Q1 20233,271$462.0K<0.1%+3,271NewHolders
Q3 20220$00.0%−1,437−100.0%Sold outHolders
Q2 20221,437$191.0K<0.1%−6,937−82.8%ReducedHolders
Q1 20228,374$1.15M<0.1%+8,374NewHolders
Q3 20210$00.0%−561−100.0%Sold outHolders
Q2 2021561$74.0K<0.1%+506+920.0%AddedHolders
Q1 202155$7.00K<0.1%––Holders

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