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Livermore
Livermore
ZHEN

Penbrook Management LLC

SEC CIK
0001381055
Latest filing
Jul 23, 2026

SONY holding history

Sony Group Corp 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.

SONY overviewAll 13F holders of SONYFull Q2 2026 holdings

Shares (Q2 2026)
68,500
Value
$1.37M
% of portfolio
0.9%
Quarters held
22
Since Q1 2021
Holdings of SONY by Penbrook Management LLC, by quarter
QuarterSharesValue% of portfolioShare changeActionAll holders
Q2 202668,500$1.37M0.9%00.0%UnchangedHolders
Q1 202668,500$1.42M1.1%00.0%UnchangedHolders
Q4 202568,500$1.75M1.2%00.0%UnchangedHolders
Q3 202568,500$1.97M1.4%00.0%UnchangedHolders
Q2 202568,500$1.78M1.3%00.0%UnchangedHolders
Q1 202568,500$1.74M1.3%00.0%UnchangedHolders
Q4 202468,500$1.45M1.0%−1,500−2.1%ReducedConverted for a 5-for-1 splitHolders
Q3 202414,000$1.35M0.9%00.0%UnchangedHolders
Q2 202414,000$1.19M0.7%00.0%UnchangedHolders
Q1 202414,000$1.20M0.7%00.0%UnchangedHolders
Q4 202314,000$1.33M0.9%00.0%UnchangedHolders
Q3 202314,000$1.15M0.8%00.0%UnchangedHolders
Q2 202314,000$1.26M0.9%00.0%UnchangedHolders
Q1 202314,000$1.27M1.0%−1,068−7.1%ReducedHolders
Q4 202215,068$1.15M1.0%−6,000−28.5%ReducedHolders
Q3 202221,068$1.35M1.2%+68+0.3%AddedHolders
Q2 202221,000$1.72M1.4%00.0%UnchangedHolders
Q1 202221,000$2.16M1.4%+300+1.4%AddedHolders
Q4 202120,700$2.62M1.6%00.0%UnchangedHolders
Q3 202120,700$2.29M1.4%−400−1.9%ReducedHolders
Q2 202121,100$2.05M1.3%00.0%UnchangedHolders
Q1 202121,100$2.24M1.6%––Holders

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