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Simplex Trading, LLC

SEC CIK
0001488542
Latest filing
Aug 12, 2026

CCOI holding history

Cogent Communications Holdings, 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.

CCOI overviewAll 13F holders of CCOIFull Q2 2026 holdings

Shares (Q2 2026)
14,966
Value
$207.7K
% of portfolio
<0.1%
Quarters held
12
Since Q1 2021
Holdings of CCOI by Simplex Trading, LLC, by quarter
QuarterSharesValue% of portfolioShare changeActionAll holders
Q2 202614,966$207.7K<0.1%−76,927−83.7%ReducedHolders
Q1 202691,893$1.73M0.1%+6,998+8.2%AddedHolders
Q4 202584,895$1.83M0.1%+84,895NewHolders
Q3 20250$00.0%−9,803−100.0%Sold outHolders
Q2 20259,803$472.0K<0.1%+9,803NewHolders
Q4 20240$00.0%−82,185−100.0%Sold outHolders
Q3 202482,185$6.24M0.2%+31,391+61.8%AddedHolders
Q2 202450,794$2.87M0.1%+50,794NewHolders
Q1 20240$00.0%−5,679−100.0%Sold outHolders
Q4 20235,679$431.0K<0.1%+3,842+209.1%AddedHolders
Q3 20231,837$113.0K<0.1%+1,445+368.6%AddedHolders
Q2 2023392$26.0K<0.1%+392NewHolders
Q2 20220$00.0%−3,897−100.0%Sold outHolders
Q1 20223,897$258.0K<0.1%+3,660+1,544.3%AddedHolders
Q4 2021237$17.0K<0.1%+237NewHolders
Q2 20210$00.0%−3,371−100.0%Sold outHolders
Q1 20213,371$00.0%––Holders

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