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CSS LLC

SEC CIK
0001103646
Latest filing
Aug 14, 2026

MP holding history

MP Materials 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.

MP overviewAll 13F holders of MPFull Q2 2026 holdings

Shares (Q1 2026)
0
Sold out in Q1 2026
Value
$0
% of portfolio
0.0%
Quarters held
6
Since Q1 2021
Holdings of MP by CSS LLC, by quarter
QuarterSharesValue% of portfolioShare changeActionAll holders
Q1 20260$00.0%−6,983−100.0%Sold outHolders
Q4 20256,983$352.8K<0.1%−720−9.3%ReducedHolders
Q3 20257,703$516.6K<0.1%+7,703NewHolders
Q1 20250$00.0%−55,700−100.0%Sold outHolders
Q4 202455,700$868.9K0.1%+55,700NewHolders
Q4 20210$00.0%−5,706−100.0%Sold outHolders
Q3 20215,706$184.0K<0.1%−157−2.7%ReducedHolders
Q2 20215,863$216.0K<0.1%−21,813−78.8%ReducedHolders
Q1 202127,676$995.0K0.1%––Holders

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