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Simplex Trading, LLC

SEC CIK
0001488542
Latest filing
Aug 12, 2026

ROCK holding history

Gibraltar Industries, 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.

ROCK overviewAll 13F holders of ROCKFull Q2 2026 holdings

Shares (Q3 2025)
0
Sold out in Q3 2025
Value
$0
% of portfolio
0.0%
Quarters held
8
Since Q2 2021
Holdings of ROCK by Simplex Trading, LLC, by quarter
QuarterSharesValue% of portfolioShare changeActionAll holders
Q3 20250$00.0%−30−100.0%Sold outHolders
Q2 202530$1.00K<0.1%+30NewHolders
Q1 20250$00.0%−22−100.0%Sold outHolders
Q4 202422$1.00K<0.1%+22NewHolders
Q1 20240$00.0%−566−100.0%Sold outHolders
Q4 2023566$44.0K<0.1%+566NewHolders
Q2 20230$00.0%−648−100.0%Sold outHolders
Q1 2023648$31.0K<0.1%+648NewHolders
Q2 20220$00.0%−1,220−100.0%Sold outHolders
Q1 20221,220$52.0K<0.1%+744+156.3%AddedHolders
Q4 2021476$31.0K<0.1%−2,238−82.5%ReducedHolders
Q3 20212,714$208.0K<0.1%00.0%UnchangedHolders
Q2 20212,714$207.0K<0.1%+2,714NewHolders