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Livermore
Livermore
ZHEN

Citadel Advisors LLC

SEC CIK
0001423053
Latest filing
Sep 1, 2026

PFE holding history

Pfizer Inc in every 13F filed by Citadel Advisors 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)
6,191,186
Value
$149.1M
% of portfolio
0.1%
Quarters held
22
Since Q1 2021
Holdings of PFE by Citadel Advisors LLC, by quarter
QuarterSharesValue% of portfolioShare changeActionAll holders
Q2 20266,191,186$149.1M0.1%−1,168,679−15.9%ReducedHolders
Q1 20267,359,865$206.7M0.1%+1,952,489+36.1%AddedHolders
Q4 20255,407,376$134.6M0.1%−4,879,551−47.4%ReducedHolders
Q3 202510,286,927$262.1M0.2%−4,579,276−30.8%ReducedHolders
Q2 202514,866,203$360.4M0.3%+7,831,434+111.3%AddedHolders
Q1 20257,034,769$178.3M0.2%−7,838,540−52.7%ReducedHolders
Q4 202414,873,309$394.6M0.4%+6,811,116+84.5%AddedHolders
Q3 20248,062,193$233.3M0.2%−12,333,440−60.5%ReducedHolders
Q2 202420,395,633$570.7M0.6%+7,886,096+63.0%AddedHolders
Q1 202412,509,537$347.1M0.3%+879,463+7.6%AddedHolders
Q4 202311,630,074$334.8M0.3%+9,343,112+408.5%AddedHolders
Q3 20232,286,962$75.9M0.1%+162,461+7.6%AddedHolders
Q2 20232,124,501$77.9M0.1%+600,673+39.4%AddedHolders
Q1 20231,523,828$62.2M0.1%+330,884+27.7%AddedHolders
Q4 20221,192,944$61.1M0.1%−2,858,017−70.6%ReducedHolders
Q3 20224,050,961$177.3M0.2%+3,121,361+335.8%AddedHolders
Q2 2022929,600$48.7M0.1%−499,168−34.9%ReducedHolders
Q1 20221,428,768$74.0M0.1%+447,036+45.5%AddedHolders
Q4 2021981,732$58.0M0.1%−4,336,153−81.5%ReducedHolders
Q3 20215,317,885$228.7M0.3%+4,608,491+649.6%AddedHolders
Q2 2021709,394$27.8M<0.1%−7,448,658−91.3%ReducedHolders
Q1 20218,158,052$295.6M0.3%––Holders

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