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Livermore
Livermore
ZHEN

Blair William & Co

SEC CIK
0000902367
Latest filing
Aug 11, 2026

APH holding history

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

APH overviewAll 13F holders of APHFull Q2 2026 holdings

Shares (Q2 2026)
2,504,409
Value
$441.6M
% of portfolio
1.2%
Quarters held
22
Since Q1 2021
Holdings of APH by Blair William & Co, by quarter
QuarterSharesValue% of portfolioShare changeActionAll holders
Q2 20262,504,409$441.6M1.2%−15,910−0.6%ReducedHolders
Q1 20262,520,319$318.4M0.9%−133,572−5.0%ReducedHolders
Q4 20252,653,891$358.6M1.0%−97,623−3.5%ReducedHolders
Q3 20252,751,514$340.5M0.9%−219,934−7.4%ReducedHolders
Q2 20252,971,448$293.4M0.8%−55,902−1.8%ReducedHolders
Q1 20253,027,350$198.6M0.6%−42,844−1.4%ReducedHolders
Q4 20243,070,194$213.2M0.6%−22,496−0.7%ReducedHolders
Q3 20243,092,690$201.5M0.6%−39,794−1.3%ReducedHolders
Q2 20243,132,484$211.0M0.7%+59,736+1.9%AddedConverted for a 2-for-1 splitHolders
Q1 20241,536,374$177.2M0.6%+4,249+0.3%AddedHolders
Q4 20231,532,125$151.9M0.5%−12,645−0.8%ReducedHolders
Q3 20231,544,770$129.7M0.5%+3640.0%AddedHolders
Q2 20231,544,406$131.2M0.5%+10,607+0.7%AddedHolders
Q1 20231,533,799$125.3M0.5%+2,373+0.2%AddedHolders
Q4 20221,531,426$116.6M0.5%+14,634+1.0%AddedHolders
Q3 20221,516,792$101.6M0.5%−7,275−0.5%ReducedHolders
Q2 20221,524,067$98.1M0.4%−7,790−0.5%ReducedHolders
Q1 20221,531,857$115.4M0.4%−6,403−0.4%ReducedHolders
Q4 20211,538,260$134.5M0.4%+13,041+0.9%AddedHolders
Q3 20211,525,219$111.7M0.4%−13,959−0.9%ReducedHolders
Q2 20211,539,178$105.3M0.4%−24,543−1.6%ReducedHolders
Q1 20211,563,721$103.2M0.4%––Holders

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