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Livermore
Livermore
ZHEN

Group One Trading, L.P.

SEC CIK
0000932540
Latest filing
Aug 13, 2026

C holding history

Citigroup Inc in every 13F filed by Group One Trading, L.P., including the quarters it was sold out or no filing was made. Changes compare share counts with the previous calendar quarter.

C overviewAll 13F holders of CFull Q2 2026 holdings

Shares (Q2 2026)
11,366
Value
$1.59M
% of portfolio
<0.1%
Quarters held
22
Since Q1 2021
Holdings of C by Group One Trading, L.P., by quarter
QuarterSharesValue% of portfolioShare changeActionAll holders
Q2 202611,366$1.59M<0.1%−82,009−87.8%ReducedHolders
Q1 202693,375$10.6M0.3%+16,057+20.8%AddedHolders
Q4 202577,318$9.02M0.3%−126,602−62.1%ReducedHolders
Q3 2025203,920$20.7M0.6%−390,511−65.7%ReducedHolders
Q2 2025594,431$50.6M1.7%+286,624+93.1%AddedHolders
Q1 2025307,807$21.9M0.9%+173,753+129.6%AddedHolders
Q4 2024134,054$9.44M0.3%−560,808−80.7%ReducedHolders
Q3 2024694,862$43.5M1.7%+208,791+43.0%AddedHolders
Q2 2024486,071$30.8M1.0%+152,934+45.9%AddedHolders
Q1 2024333,137$21.1M0.7%−533,513−61.6%ReducedHolders
Q4 2023866,650$44.6M1.4%−72,335−7.7%ReducedHolders
Q3 2023938,985$38.6M1.5%+375,255+66.6%AddedHolders
Q2 2023563,730$26.0M1.1%−40,129−6.6%ReducedHolders
Q1 2023603,859$28.3M1.3%−312,167−34.1%ReducedHolders
Q4 2022916,026$41.4M1.4%−282,306−23.6%ReducedHolders
Q3 20221,198,332$49.9M1.6%+9,388+0.8%AddedHolders
Q2 20221,188,944$54.7M1.6%+132,425+12.5%AddedHolders
Q1 20221,056,519$56.4M1.2%+653,574+162.2%AddedHolders
Q4 2021402,945$24.3M0.5%+193,240+92.1%AddedHolders
Q3 2021209,705$14.7M0.3%−592,123−73.8%ReducedHolders
Q2 2021801,828$56.7M1.1%+9,692+1.2%AddedHolders
Q1 2021792,136$57.6M1.3%––Holders

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