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Simplex Trading, LLC

SEC CIK
0001488542
Latest filing
Aug 12, 2026

MTZ holding history

Mastec 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.

MTZ overviewAll 13F holders of MTZFull Q2 2026 holdings

Shares (Q1 2026)
0
Sold out in Q1 2026
Value
$0
% of portfolio
0.0%
Quarters held
11
Since Q2 2021
Holdings of MTZ by Simplex Trading, LLC, by quarter
QuarterSharesValue% of portfolioShare changeActionAll holders
Q1 20260$00.0%−2,516−100.0%Sold outHolders
Q4 20252,516$546.9K<0.1%+2,516NewHolders
Q2 20250$00.0%−1,360−100.0%Sold outHolders
Q1 20251,360$158.0K<0.1%−5,060−78.8%ReducedHolders
Q4 20246,420$874.0K<0.1%−14,271−69.0%ReducedHolders
Q3 202420,691$2.55M0.1%−22,254−51.8%ReducedHolders
Q2 202442,945$4.59M0.1%−5,112−10.6%ReducedHolders
Q1 202448,057$4.48M0.1%−16,466−25.5%ReducedHolders
Q4 202364,523$4.88M0.2%+41,682+182.5%AddedHolders
Q3 202322,841$1.64M0.1%+22,841NewHolders
Q1 20230$00.0%−2,357−100.0%Sold outHolders
Q4 20222,357$201.0K<0.1%+2,357NewHolders
Q4 20210$00.0%−2,003−100.0%Sold outHolders
Q3 20212,003$213.0K<0.1%−100−4.8%ReducedHolders
Q2 20212,103$223.0K<0.1%+2,103NewHolders