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Massmutual Trust Co FSB

SEC CIK
0001103653
Latest filing
Oct 5, 2026

ONTO holding history

Onto Innovation Inc. in every 13F filed by Massmutual Trust Co FSB, 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 Q3 2026 holdings

Shares (Q3 2026)
83
Value
$25.5K
% of portfolio
<0.1%
Quarters held
21
Since Q2 2021
Holdings of ONTO by Massmutual Trust Co FSB, by quarter
QuarterSharesValue% of portfolioShare changeActionAll holders
Q3 202683$25.5K<0.1%+5+6.4%AddedHolders
Q2 202678$29.5K<0.1%+6+8.3%AddedHolders
Q1 202672$14.8K<0.1%+9+14.3%AddedHolders
Q4 202563$9.95K<0.1%+42+200.0%AddedHolders
Q3 202521$2.71K<0.1%−39−65.0%ReducedHolders
Q2 202560$6.06K<0.1%−176−74.6%ReducedHolders
Q1 2025236$28.6K<0.1%+151+177.6%AddedHolders
Q4 202485$14.2K<0.1%−9−9.6%ReducedHolders
Q3 202494$19.5K<0.1%−22−19.0%ReducedHolders
Q2 2024116$25.5K<0.1%+28+31.8%AddedHolders
Q1 202488$15.9K<0.1%+12+15.8%AddedHolders
Q4 202376$11.6K<0.1%+12+18.8%AddedHolders
Q3 202364$8.16K<0.1%+11+20.8%AddedHolders
Q2 202353$6.17K<0.1%+19+55.9%AddedHolders
Q1 202334$2.99K<0.1%00.0%UnchangedHolders
Q4 202234$2.00K<0.1%−22−39.3%ReducedHolders
Q3 202256$4.00K<0.1%−11−16.4%ReducedHolders
Q2 202267$5.00K<0.1%+58+644.4%AddedHolders
Q1 20229$1.00K<0.1%−2−18.2%ReducedHolders
Q4 202111$1.00K<0.1%+11NewHolders
Q3 20210$00.0%−78−100.0%Sold outHolders
Q2 202178$6.00K<0.1%+78NewHolders