Who owns Onto Innovation (ONTO)?
173 holders named in SEC filings declare between 69.7% and 94.9% of Onto Innovation's shares outstanding, as of Jun 30, 2026. The largest are BlackRock (11.2%), Vanguard (10.9%) and State Street (3.2%); the five largest hold 30.9% together. Another 513 institutions hold small positions worth 4.5%. At least 0.60% of the shares appear in no ownership filing: investors who do not have to report, mostly individuals. From Mar 31, 2026 to Jun 30, 2026, institutions that filed both quarters bought 15.9% and sold 16.0% of the shares, a net sale of 0.12%; 155 opened a position, 192 added, 230 reduced and 49 sold out. Biggest buyers: Invesco (+719,083 shares) and PICTET ASSET MANAGEMENT SA (+699,880 shares). Biggest sellers: Jane Street (-601,373) and Pacer Advisors, Inc. (-358,266). Over time, 676 managers declared Onto Innovation in their 13F for Q2 2026, against 195 for Q4 2019: together at most 97.6% of the shares outstanding, against 92.8%.
| Holder | Filing | Share of capital | As of | Holding since (13F) |
|---|---|---|---|---|
| BlackRock | 13F | 11.2% | Jun 30, 2026 | Q4 2019 or earlier |
| Vanguard | 13F | 10.9% | Jun 30, 2026 | Q4 2019 or earlier |
| State Street | 13F | 3.2% | Jun 30, 2026 | Q4 2019 or earlier |
| Geode Capital | 13F | 2.9% | Jun 30, 2026 | Q4 2019 or earlier |
| Invesco | 13F | 2.8% | Jun 30, 2026 | Q4 2019 or earlier |
| T. Rowe Price | 13F | 2.3% | Jun 30, 2026 | Q4 2019 or earlier |
| PARADIGM CAPITAL MANAGEMENT INC/NY | 13F | 2.2% | Jun 30, 2026 | Q4 2019 or earlier |
| Point72 | 13F | 2.0% | Jun 30, 2026 | Q2 2025 |
| Fidelity (FMR) | 13F | 1.8% | Jun 30, 2026 | Q4 2019 or earlier |
| VOYA INVESTMENT MANAGEMENT LLC | 13F | 1.5% | Jun 30, 2026 | Q4 2019 or earlier |
| PICTET ASSET MANAGEMENT SA | 13F | 1.5% | Jun 30, 2026 | Q3 2023 |
| WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC | 13F | 1.4% | Jun 30, 2026 | Q1 2025 |
| Norges Bank | 13F | 1.3% | Jun 30, 2026 | Q3 2021 |
| Two Sigma | 13F | 1.3% | Jun 30, 2026 | Q2 2024 |
| JENNISON ASSOCIATES LLC | 13F | 1.2% | Jun 30, 2026 | Q3 2025 |
| Dimensional | 13F | 1.2% | Jun 30, 2026 | Q4 2019 or earlier |
| Thrivent Financial for Lutherans | 13F | 1.2% | Jun 30, 2026 | Q4 2019 or earlier |
| Franklin Templeton | 13F | 1.1% | Jun 30, 2026 | Q4 2019 or earlier |
| Wellington | 13F | 1.1% | Jun 30, 2026 | Q4 2022 |
| Charles Schwab | 13F | 1.0% | Jun 30, 2026 | Q4 2019 or earlier |
| Fisher Asset Management, LLC | 13F | 1.0% | Jun 30, 2026 | Q4 2019 or earlier |
| Morgan Stanley | 13F | 1.00% | Jun 30, 2026 | Q4 2019 or earlier |
| GENEVA CAPITAL MANAGEMENT LLC | 13F | 0.99% | Jun 30, 2026 | Q1 2021 |
| AQR | 13F | 0.97% | Jun 30, 2026 | Q4 2019 or earlier |
| Northern Trust | 13F | 0.93% | Jun 30, 2026 | Q4 2019 or earlier |
Onto Innovation institutional ownership over time
| Quarter | 13F managers | Share of the company (upper bound) | Value declared | Held by stock pickers |
|---|---|---|---|---|
| Q4 2019 | 195 | 92.8% | $1.7B | 64.3% |
| Q4 2020 | 210 | 92.9% | $2.2B | 66.0% |
| Q4 2021 | 292 | 94.5% | $4.7B | 58.8% |
| Q4 2022 | 292 | 92.9% | $3.1B | 56.2% |
| Q4 2023 | 383 | 98.8% | $7.4B | 60.9% |
| Q4 2024 | 512 | 95.3% | $7.8B | 58.9% |
| Q4 2025 | 488 | 95.4% | $7.4B | 60.6% |
| Q2 2026 | 676 | 97.6% | $18.3B | 57.8% |
From SEC Form 13F, every quarter since the end of 2019, read like the current quarter: entities of a house summed, a value contradicting its share count set aside. The share of the company is an upper bound — two managers can declare the same shares — over the shares outstanding at that date.