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Simplex Trading, LLC

SEC CIK
0001488542
Latest filing
Aug 12, 2026

ALK holding history

Alaska Air Group, 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.

ALK overviewAll 13F holders of ALKFull Q2 2026 holdings

Shares (Q2 2026)
69,891
Value
$3.65M
% of portfolio
0.1%
Quarters held
12
Since Q1 2021
Holdings of ALK by Simplex Trading, LLC, by quarter
QuarterSharesValue% of portfolioShare changeActionAll holders
Q2 202669,891$3.65M0.1%+69,302+11,766.0%AddedHolders
Q1 2026589$21.7K<0.1%+589NewHolders
Q4 20250$00.0%−7,272−100.0%Sold outHolders
Q3 20257,272$362.0K<0.1%−2,557−26.0%ReducedHolders
Q2 20259,829$486.0K<0.1%−1,502−13.3%ReducedHolders
Q1 202511,331$557.0K<0.1%+11,331NewHolders
Q2 20230$00.0%−13,008−100.0%Sold outHolders
Q1 202313,008$545.0K<0.1%+13,008NewHolders
Q3 20220$00.0%−1,460−100.0%Sold outHolders
Q2 20221,460$58.0K<0.1%−2,101−59.0%ReducedHolders
Q1 20223,561$206.0K<0.1%−8,254−69.9%ReducedHolders
Q4 202111,815$615.0K<0.1%+3,614+44.1%AddedHolders
Q3 20218,201$503.0K<0.1%−1,258−13.3%ReducedHolders
Q2 20219,459$570.0K<0.1%+5,362+130.9%AddedHolders
Q1 20214,097$00.0%––Holders

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