ONTO INNOVATION INC (ONTO) Institutional Buying Activity
Institutional investors tracked by InsiderSet increased exposure to ONTO INNOVATION INC (ONTO) during the quarter ended June 30, 2026 through a combination of new purchases and expanded existing positions disclosed in SEC Form 13F filings.
The largest institutional buyer of ONTO during the latest reporting period was Situational Awareness Partners, which increased its reported ONTO position by approximately $71.19M based on quarter-end filing values. Several additional hedge funds and long-term asset managers also reported meaningful increases in ONTO exposure during the quarter.
Institutional buying activity can provide insight into investor conviction, sector allocation trends, and smart money positioning toward ONTO INNOVATION INC (ONTO). InsiderSet tracks quarterly accumulation trends, new institutional positions, ownership increases, and estimated performance of newly disclosed holdings using SEC filing data and recent market prices.
The investors highlighted on this page collectively added approximately $118.32M in reported ONTO exposure during the latest filing period, reflecting continued institutional interest in ONTO INNOVATION INC's growth initiatives and strategic positioning.
| Portfolio quarter | Name | Type | Quantity | Remaining | Reported stock balance |
|---|---|---|---|---|---|
| Q2 2026 | First Eagle U.S. Value | Buy | 36,311 | 79,294 | $30,008,815 |
| Q2 2026 | Sequoia Financial Advisors | Buy | 2,702 | 21,878 | $8,279,730 |
| Q1 2026 | First Eagle U.S. Value | Buy | 36,308 | 42,983 | $8,814,524 |
| Q4 2025 | First Eagle U.S. Value | Buy | 4,175 | 6,675 | $1,053,716 |
| Q4 2025 | Sequoia Financial Advisors | Buy | 2,150 | 19,848 | $3,133,205 |
| Q3 2025 | Bares Capital Management | Buy | 35,450 | 75,450 | $9,749,649 |
| Q3 2025 | Sequoia Financial Advisors | Buy | 1,671 | 17,698 | $2,286,936 |
| Q2 2025 | Renaissance Technologies LLC | Buy | 73,174 | 76,774 | $7,748,800 |
| Q2 2025 | Sequoia Financial Advisors | Buy | 1,089 | 16,027 | $1,617,606 |
| Q1 2025 | Situational Awareness Partners | Buy | 586,717 | 586,717 | $71,192,241 |
| Q1 2025 | Sequoia Financial Advisors | Buy | 918 | 14,938 | $1,812,577 |
| Q4 2024 | First Eagle U.S. Value | Buy | 250 | 5,103 | $850,517 |
| Q3 2024 | Sequoia Financial Advisors | Buy | 480 | 20,113 | $4,174,654 |
| Q2 2024 | Renaissance Technologies LLC | Buy | 18,900 | 26,774 | $5,878,499 |
| Q2 2024 | Sequoia Financial Advisors | Buy | 524 | 19,633 | $4,310,622 |
| Q1 2024 | First Eagle U.S. Value | Buy | 3,210 | 44,608 | $8,077,617 |
| Q4 2023 | Sequoia Financial Advisors | Buy | 17,564 | 19,830 | $3,032,007 |
| Q3 2023 | Renaissance Technologies LLC | Buy | 465 | 7,874 | $1,004 |
| Q3 2023 | Sequoia Financial Advisors | Buy | 154 | 2,266 | $288,961 |
| Q2 2023 | First Eagle U.S. Value | Buy | 6,410 | 89,851 | $10,464,946 |
| Q2 2023 | Sequoia Financial Advisors | Buy | 2,112 | 2,112 | $245,985 |
| Q1 2023 | Bares Capital Management | Buy | 9,300 | 212,000 | $18,630,560 |
| Q1 2023 | First Eagle U.S. Value | Buy | 7,658 | 83,441 | $7,332,795 |
| Q4 2022 | First Eagle U.S. Value | Buy | 18,310 | 75,783 | $5,160,064 |
| Q3 2022 | Bares Capital Management | Buy | 25,000 | 227,700 | $14,584 |
| Q3 2022 | First Eagle U.S. Value | Buy | 18,897 | 57,473 | $3,681 |
| Q2 2022 | First Eagle U.S. Value | Buy | 34,127 | 38,576 | $2,690 |
| Q2 2022 | Bares Capital Management | Buy | 25,000 | 202,700 | $14,136 |
| Q1 2022 | Bares Capital Management | Buy | 17,500 | 177,700 | $15,440 |
| Q4 2021 | Bares Capital Management | Buy | 7,499 | 160,200 | $16,217 |
Frequently asked questions about ONTO activity
Which institutional owners are buying ONTO?
Institutional owners buying ONTO include investors who have either initiated new positions or increased their existing holdings based on recent SEC 13F filings. The activity table above highlights which funds added shares in the latest reporting periods and how their positions changed over time.
What does "buy" mean in ONTO activity?
"Buy" means an investor increased their reported position in ONTO compared to the prior reporting period. This reflects growing exposure to ONTO INNOVATION INC (ONTO) rather than necessarily a brand-new position (though new positions also appear as buys when prior quantity was zero).
Is institutional interest in ONTO increasing?
Institutional interest in ONTO can be assessed by comparing the number of tracked funds adding or increasing positions versus those trimming or exiting across the periods shown. A higher number of additions typically signals increasing participation among large filers, but it should be read alongside position sizes and the full table.