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Livermore
Livermore
ZHEN

Primecap Management Co

SEC CIK
0000763212
Latest filing
Aug 14, 2026

MSFT holding history

Microsoft Corp in every 13F filed by Primecap Management Co, including the quarters it was sold out or no filing was made. Changes compare share counts with the previous calendar quarter.

MSFT overviewAll 13F holders of MSFTFull Q2 2026 holdings

Shares (Q2 2026)
7,140,870
Value
$2.66B
% of portfolio
1.6%
Quarters held
22
Since Q1 2021
Holdings of MSFT by Primecap Management Co, by quarter
QuarterSharesValue% of portfolioShare changeActionAll holders
Q2 20267,140,870$2.66B1.6%−123,690−1.7%ReducedHolders
Q1 20267,264,560$2.69B2.1%−22,960−0.3%ReducedHolders
Q4 20257,287,520$3.52B2.7%−1,101,785−13.1%ReducedHolders
Q3 20258,389,305$4.35B3.3%−725,960−8.0%ReducedHolders
Q2 20259,115,265$4.53B3.6%+28,275+0.3%AddedHolders
Q1 20259,086,990$3.41B2.8%−461,650−4.8%ReducedHolders
Q4 20249,548,640$4.02B3.1%−298,375−3.0%ReducedHolders
Q3 20249,847,015$4.24B3.1%−196,565−2.0%ReducedHolders
Q2 202410,043,580$4.49B3.2%−194,015−1.9%ReducedHolders
Q1 202410,237,595$4.31B3.2%−117,102−1.1%ReducedHolders
Q4 202310,354,697$3.89B3.1%−111,550−1.1%ReducedHolders
Q3 202310,466,247$3.30B2.8%−108,440−1.0%ReducedHolders
Q2 202310,574,687$3.60B3.0%−866,371−7.6%ReducedHolders
Q1 202311,441,058$3.30B2.9%−1,848,630−13.9%ReducedHolders
Q4 202213,289,688$3.19B2.9%−1,226,552−8.4%ReducedHolders
Q3 202214,516,240$3.38B3.3%−377,480−2.5%ReducedHolders
Q2 202214,893,720$3.83B3.4%−760,773−4.9%ReducedHolders
Q1 202215,654,493$4.83B3.6%−1,613,052−9.3%ReducedHolders
Q4 202117,267,545$5.81B4.0%−984,910−5.4%ReducedHolders
Q3 202118,252,455$5.15B3.6%−423,094−2.3%ReducedHolders
Q2 202118,675,549$5.06B3.4%−742,145−3.8%ReducedHolders
Q1 202119,417,694$4.58B3.2%––Holders

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