Skip to main content

Simplex Trading, LLC

SEC CIK
0001488542
Latest filing
Aug 12, 2026

CLB holding history

Core Laboratories 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.

CLB overviewAll 13F holders of CLBFull Q2 2026 holdings

Shares (Q2 2026)
390
Value
$4.54K
% of portfolio
<0.1%
Quarters held
13
Since Q2 2021
Holdings of CLB by Simplex Trading, LLC, by quarter
QuarterSharesValue% of portfolioShare changeActionAll holders
Q2 2026390$4.54K<0.1%+390NewHolders
Q2 20250$00.0%−12,946−100.0%Sold outHolders
Q1 202512,946$194.0K<0.1%+12,587+3,506.1%AddedHolders
Q4 2024359$6.00K<0.1%+359NewHolders
Q2 20240$00.0%−1,039−100.0%Sold outHolders
Q1 20241,039$17.0K<0.1%−7,795−88.2%ReducedHolders
Q4 20238,834$156.0K<0.1%+3,221+57.4%AddedHolders
Q3 20235,613$134.0K<0.1%+5,613NewHolders
Q2 20230$00.0%−4,729−100.0%Sold outHolders
Q1 20234,729$104.0K<0.1%+2,717+135.0%AddedHolders
Q4 20222,012$40.0K<0.1%−7,678−79.2%ReducedHolders
Q3 20229,690$130.0K<0.1%+4,531+87.8%AddedHolders
Q2 20225,159$102.0K<0.1%−7,972−60.7%ReducedHolders
Q1 202213,131$415.0K<0.1%+13,131NewHolders
Q4 20210$00.0%−2,589−100.0%Sold outHolders
Q3 20212,589$101.0K<0.1%−506−16.3%ReducedHolders
Q2 20213,095$120.0K<0.1%+3,095NewHolders