Onterris (ONT)
Who owns Onterris (ONT)? This page shows the largest institutions and funds, the ownership structure and the latest insider transactions. 92.5% of the shares are freely tradable; institutional investors hold 99.5%.
Ownership Structure
Largest Shareholders
Institutions
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| BlackRock Inc | 8.72 | 3,150,760 | -2.8 | 03/31/2026 |
| BAMCO Inc | 6.00 | 2,168,183 | +0.4 | 03/31/2026 |
| Vanguard Group Inc | 5.50 | 1,986,620 | +3.0 | 12/31/2025 |
| The Goldman Sachs Group Inc | 5.43 | 1,960,610 | +13.1 | 03/31/2026 |
| Delaware Management Holdings Inc | 4.24 | 1,531,641 | -7.4 | 03/31/2026 |
| UBS Asset Mgmt Americas Inc | 4.19 | 1,515,671 | +4.0 | 03/31/2026 |
| Vanguard Capital Management, LLC | 3.97 | 1,436,165 | +0.0 | 03/31/2026 |
| Principal Financial Group Inc | 3.73 | 1,346,257 | +5.2 | 03/31/2026 |
Funds
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| Baron Discovery Strategy | 3.93 | 1,419,000 | +0.0 | 03/31/2026 |
| Baron Discovery Institutional | 3.93 | 1,419,000 | +0.0 | 03/31/2026 |
Largest reported positions according to regulatory filings; stake as a percentage of shares outstanding, change versus the previous filing. Source: fundamentals data.
Data as of: July 31, 2026 · Source: fundamental data & SEC filings (annual and quarterly reports, 10-K/10-Q)
Note: pure fact-based analysis, not investment advice and not a solicitation to buy or sell. All figures without guarantee.