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Livermore
Livermore
ZHEN

First Manhattan Co

SEC CIK
0000728083
Latest filing
Aug 14, 2026

ONTO holding history

Onto Innovation Inc. 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.

ONTO overviewAll 13F holders of ONTOFull Q2 2026 holdings

Shares (Q2 2026)
20,601
Value
$7.80M
% of portfolio
<0.1%
Quarters held
22
Since Q1 2021
Holdings of ONTO by First Manhattan Co, by quarter
QuarterSharesValue% of portfolioShare changeActionAll holders
Q2 202620,601$7.80M<0.1%−150−0.7%ReducedHolders
Q1 202620,751$4.26M<0.1%−2,267−9.8%ReducedHolders
Q4 202523,018$3.63M<0.1%−835−3.5%ReducedHolders
Q3 202523,853$3.08M<0.1%−700−2.9%ReducedHolders
Q2 202524,553$2.48M<0.1%−1,946−7.3%ReducedHolders
Q1 202526,499$3.22M<0.1%−4,203−13.7%ReducedHolders
Q4 202430,702$5.12M<0.1%−136−0.4%ReducedHolders
Q3 202430,838$6.40M<0.1%−255−0.8%ReducedHolders
Q2 202431,093$6.83M<0.1%−744−2.3%ReducedHolders
Q1 202431,837$5.77M<0.1%−5,070−13.7%ReducedHolders
Q4 202336,907$5.64M<0.1%+70.0%AddedHolders
Q3 202336,900$4.71M<0.1%−950−2.5%ReducedHolders
Q2 202337,850$4.41M<0.1%−26,425−41.1%ReducedHolders
Q1 202364,275$5.65M<0.1%−1,500−2.3%ReducedHolders
Q4 202265,775$4.48M<0.1%−275−0.4%ReducedHolders
Q3 202266,050$4.23M<0.1%−5,200−7.3%ReducedHolders
Q2 202271,250$4.97M<0.1%−130−0.2%ReducedHolders
Q1 202271,380$6.20M<0.1%00.0%UnchangedHolders
Q4 202171,380$7.22M<0.1%−138−0.2%ReducedHolders
Q3 202171,518$5.17M<0.1%−182−0.3%ReducedHolders
Q2 202171,700$5.24M<0.1%00.0%UnchangedHolders
Q1 202171,700$4.71M<0.1%––Holders

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