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Livermore
Livermore
ZHEN

Penbrook Management LLC

SEC CIK
0001381055
Latest filing
Jul 23, 2026

AMZN holding history

Amazon Com Inc in every 13F filed by Penbrook Management LLC, including the quarters it was sold out or no filing was made. Changes compare share counts with the previous calendar quarter.

AMZN overviewAll 13F holders of AMZNFull Q2 2026 holdings

Shares (Q2 2026)
51,760
Value
$12.3M
% of portfolio
7.9%
Quarters held
22
Since Q1 2021
Holdings of AMZN by Penbrook Management LLC, by quarter
QuarterSharesValue% of portfolioShare changeActionAll holders
Q2 202651,760$12.3M7.9%00.0%UnchangedHolders
Q1 202651,760$10.8M8.2%00.0%UnchangedHolders
Q4 202551,760$11.9M8.2%+200.0%AddedHolders
Q3 202551,740$11.4M7.9%+385+0.7%AddedHolders
Q2 202551,355$11.3M8.5%−885−1.7%ReducedHolders
Q1 202552,240$9.94M7.5%−100−0.2%ReducedHolders
Q4 202452,340$11.5M7.8%−300−0.6%ReducedHolders
Q3 202452,640$9.81M6.4%00.0%UnchangedHolders
Q2 202452,640$10.2M6.2%+2,060+4.1%AddedHolders
Q1 202450,580$9.12M5.7%00.0%UnchangedHolders
Q4 202350,580$7.69M5.2%00.0%UnchangedHolders
Q3 202350,580$6.43M4.7%00.0%UnchangedHolders
Q2 202350,580$6.59M4.8%00.0%UnchangedHolders
Q1 202350,580$5.22M4.1%00.0%UnchangedHolders
Q4 202250,580$4.25M3.6%−3,600−6.6%ReducedHolders
Q3 202254,180$6.12M5.3%+80+0.1%AddedHolders
Q2 202254,100$5.75M4.5%00.0%UnchangedConverted for a 20-for-1 splitHolders
Q1 20222,700$8.80M5.7%00.0%UnchangedHolders
Q4 20212,700$9.00M5.4%00.0%UnchangedHolders
Q3 20212,700$8.87M5.6%00.0%UnchangedHolders
Q2 20212,700$9.29M5.9%00.0%UnchangedHolders
Q1 20212,700$8.35M6.0%––Holders

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