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Simplex Trading, LLC

SEC CIK
0001488542
Latest filing
Aug 12, 2026

DIA holding history

SPDR Dow Jones Industrial Average ETF Trust 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.

DIA overviewAll 13F holders of DIAFull Q2 2026 holdings

Shares (Q2 2026)
16,391
Value
$8.56M
% of portfolio
0.2%
Quarters held
11
Since Q1 2021
Holdings of DIA by Simplex Trading, LLC, by quarter
QuarterSharesValue% of portfolioShare changeActionAll holders
Q2 202616,391$8.56M0.2%+16,391NewHolders
Q1 20250$00.0%−31,837−100.0%Sold outHolders
Q4 202431,837$13.5M0.4%+31,837NewHolders
Q4 20230$00.0%−130,631−100.0%Sold outHolders
Q3 2023130,631$43.8M1.6%+104,312+396.3%AddedHolders
Q2 202326,319$9.05M0.4%−59,515−69.3%ReducedHolders
Q1 202385,834$28.6M1.3%+85,734+85,734.0%AddedHolders
Q4 2022100$33.0K<0.1%−18,983−99.5%ReducedHolders
Q3 202219,083$5.48M0.2%+19,081+954,050.0%AddedHolders
Q2 20222$00.0%+2NewHolders
Q4 20210$00.0%−6,579−100.0%Sold outHolders
Q3 20216,579$2.28M0.1%−15,317−70.0%ReducedHolders
Q2 202121,896$7.55M0.3%−75,857−77.6%ReducedHolders
Q1 202197,753$32.3M1.8%––Holders

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