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CSS LLC

SEC CIK
0001103646
Latest filing
Aug 14, 2026

MPC holding history

Marathon Petroleum Corp in every 13F filed by CSS LLC, including the quarters it was sold out or no filing was made. Changes compare share counts with the previous calendar quarter.

MPC overviewAll 13F holders of MPCFull Q2 2026 holdings

Shares (Q3 2025)
0
Sold out in Q3 2025
Value
$0
% of portfolio
0.0%
Quarters held
18
Since Q1 2021
Holdings of MPC by CSS LLC, by quarter
QuarterSharesValue% of portfolioShare changeActionAll holders
Q3 20250$00.0%−4,000−100.0%Sold outHolders
Q2 20254,000$664.4K<0.1%−1,310−24.7%ReducedHolders
Q1 20255,310$773.6K0.1%−1,050−16.5%ReducedHolders
Q4 20246,360$887.2K0.1%−340−5.1%ReducedHolders
Q3 20246,700$1.09M0.1%−300−4.3%ReducedHolders
Q2 20247,000$1.21M0.1%+500+7.7%AddedHolders
Q1 20246,500$1.31M0.1%+900+16.1%AddedHolders
Q4 20235,600$830.8K0.1%00.0%UnchangedHolders
Q3 20235,600$847.5K0.1%+2,400+75.0%AddedHolders
Q2 20233,200$373.1K<0.1%+1,200+60.0%AddedHolders
Q1 20232,000$269.7K<0.1%−1,915−48.9%ReducedHolders
Q4 20223,915$455.7K<0.1%00.0%UnchangedHolders
Q3 20223,915$389.0K<0.1%00.0%UnchangedHolders
Q2 20223,915$322.0K<0.1%00.0%UnchangedHolders
Q1 20223,915$335.0K<0.1%00.0%UnchangedHolders
Q4 20213,915$251.0K<0.1%−7,600−66.0%ReducedHolders
Q3 202111,515$712.0K<0.1%−74,400−86.6%ReducedHolders
Q2 202185,915$5.19M0.3%+81,915+2,047.9%AddedHolders
Q1 20214,000$214.0K<0.1%––Holders

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