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Simplex Trading, LLC

SEC CIK
0001488542
Latest filing
Aug 12, 2026

PFE holding history

Pfizer 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.

PFE overviewAll 13F holders of PFEFull Q2 2026 holdings

Shares (Q2 2026)
640,977
Value
$15.4M
% of portfolio
0.4%
Quarters held
21
Since Q1 2021
Holdings of PFE by Simplex Trading, LLC, by quarter
QuarterSharesValue% of portfolioShare changeActionAll holders
Q2 2026640,977$15.4M0.4%−625,708−49.4%ReducedHolders
Q1 20261,266,685$35.6M1.1%−224,352−15.0%ReducedHolders
Q4 20251,491,037$37.1M1.0%+194,547+15.0%AddedHolders
Q3 20251,296,490$33.0M0.7%+1,262,307+3,692.8%AddedHolders
Q2 202534,183$828.0K<0.1%−1,582,619−97.9%ReducedHolders
Q1 20251,616,802$41.0M1.5%+50,149+3.2%AddedHolders
Q4 20241,566,653$41.6M1.2%+1,303,687+495.8%AddedHolders
Q3 2024262,966$7.61M0.3%−1,932,294−88.0%ReducedHolders
Q2 20242,195,260$61.4M2.0%−2,410,725−52.3%ReducedHolders
Q1 20244,605,985$127.8M3.7%+3,225,864+233.7%AddedHolders
Q4 20231,380,121$39.7M1.2%−575,573−29.4%ReducedHolders
Q3 20231,955,694$64.9M2.4%+1,430,473+272.4%AddedHolders
Q2 2023525,221$19.3M0.8%+467,052+802.9%AddedHolders
Q1 202358,169$2.37M0.1%+4,179+7.7%AddedHolders
Q4 202253,990$2.77M0.1%−801,594−93.7%ReducedHolders
Q3 2022855,584$37.4M1.4%+855,584NewHolders
Q2 20220$00.0%−130,516−100.0%Sold outHolders
Q1 2022130,516$6.76M0.2%+97,654+297.2%AddedHolders
Q4 202132,862$1.94M0.1%−36,598−52.7%ReducedHolders
Q3 202169,460$2.75M0.1%+15,114+27.8%AddedHolders
Q2 202154,346$2.13M0.1%−410,282−88.3%ReducedHolders
Q1 2021464,628$16.8M0.9%––Holders

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