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Simplex Trading, LLC

SEC CIK
0001488542
Latest filing
Aug 12, 2026

ACM holding history

Aecom 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.

ACM overviewAll 13F holders of ACMFull Q2 2026 holdings

Shares (Q2 2026)
591
Value
$41.3K
% of portfolio
<0.1%
Quarters held
10
Since Q1 2021
Holdings of ACM by Simplex Trading, LLC, by quarter
QuarterSharesValue% of portfolioShare changeActionAll holders
Q2 2026591$41.3K<0.1%+591NewHolders
Q1 20260$00.0%−1,507−100.0%Sold outHolders
Q4 20251,507$143.7K<0.1%+1,507NewHolders
Q2 20250$00.0%−1,184−100.0%Sold outHolders
Q1 20251,184$109.0K<0.1%+1,184NewHolders
Q4 20240$00.0%−6,184−100.0%Sold outHolders
Q3 20246,184$638.0K<0.1%+6,184NewHolders
Q2 20240$00.0%−22,580−100.0%Sold outHolders
Q1 202422,580$2.21M0.1%+22,580NewHolders
Q1 20230$00.0%−10,748−100.0%Sold outHolders
Q4 202210,748$912.0K<0.1%+10,748NewHolders
Q1 20220$00.0%−3,726−100.0%Sold outHolders
Q4 20213,726$288.0K<0.1%+2,645+244.7%AddedHolders
Q3 20211,081$68.0K<0.1%−42−3.7%ReducedHolders
Q2 20211,123$71.0K<0.1%−9,268−89.2%ReducedHolders
Q1 202110,391$666.0K<0.1%––Holders

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