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Livermore
Livermore
ZHEN

First Manhattan Co

SEC CIK
0000728083
Latest filing
Aug 14, 2026

APH holding history

Amphenol Corp in every 13F filed by First Manhattan 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)
160,486
Value
$28.3M
% of portfolio
0.1%
Quarters held
22
Since Q1 2021
Holdings of APH by First Manhattan Co, by quarter
QuarterSharesValue% of portfolioShare changeActionAll holders
Q2 2026160,486$28.3M0.1%+2,375+1.5%AddedHolders
Q1 2026158,111$20.0M0.1%−2,806−1.7%ReducedHolders
Q4 2025160,917$21.8M0.1%−31,531−16.4%ReducedHolders
Q3 2025192,448$23.8M0.1%−700.0%ReducedHolders
Q2 2025192,518$19.0M0.1%+6,000+3.2%AddedHolders
Q1 2025186,518$12.3M<0.1%+164,986+766.2%AddedHolders
Q4 202421,532$1.50M<0.1%−9,070−29.6%ReducedHolders
Q3 202430,602$2.00M<0.1%+1,000+3.4%AddedHolders
Q2 202429,602$2.00M<0.1%−1,400−4.5%ReducedConverted for a 2-for-1 splitHolders
Q1 202415,501$1.79M<0.1%00.0%UnchangedHolders
Q4 202315,501$1.54M<0.1%−69−0.4%ReducedHolders
Q3 202315,570$1.31M<0.1%−3,549−18.6%ReducedHolders
Q2 202319,119$1.62M<0.1%−7,100−27.1%ReducedHolders
Q1 202326,219$2.14M<0.1%−77−0.3%ReducedHolders
Q4 202226,296$2.00M<0.1%+317+1.2%AddedHolders
Q3 202225,979$1.74M<0.1%00.0%UnchangedHolders
Q2 202225,979$1.67M<0.1%+1,135+4.6%AddedHolders
Q1 202224,844$1.87M<0.1%+1,410+6.0%AddedHolders
Q4 202123,434$2.05M<0.1%−1,446−5.8%ReducedHolders
Q3 202124,880$1.82M<0.1%−2,360−8.7%ReducedHolders
Q2 202127,240$1.86M<0.1%00.0%UnchangedHolders
Q1 202127,240$1.80M<0.1%––Holders

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