Onterris, Inc.
An environmental services company that helps organizations with everything from soil and water cleanup to permits and emergency response, offering consulting, lab testing, and treatment. Founded in 2012 as Montrose Environmental Group, it rebranded to Onterris in 2026. Its name blends "on" and "terris" (earth) and was inspired by NASA's "Pale Blue Dot" photo of Earth from Voyager 1.
| Holder | Schedule | % of class | Shares | Filed |
|---|---|---|---|---|
| NOMURA ASSET MANAGEMENT INTERNATIONAL INC. | 13GPassive | 6% | 2.10M | Aug 14, 2026 |
| NOMURA INVESTMENT MANAGEMENT BUSINESS TRUST | 13GPassive | 6% | 2.10M | Aug 14, 2026 |
| Goldman Sachs Asset Management, L.P. | 13GPassive | 5% | 1.83M | May 11, 2026 |
| The Vanguard Group | 13G/APassive | 0% | 0 | Mar 27, 2026 |
| Macquarie Group Limited | 13G/APassive | 0% | 0 | Feb 13, 2026 |
| Macquarie Management Holdings Inc | 13G/APassive | 0% | 0 | Feb 13, 2026 |
| Macquarie Investment Management Business Trust | 13G/APassive | 0% | 0 | Feb 13, 2026 |
| Baron Capital Group, Inc. | 13G/APassive | 6.12% | 2.16M | Nov 14, 2025 |
| Ronald Baron | 13G/APassive | 6.12% | 2.16M | Nov 14, 2025 |
| BAMCO INC /NY/ | 13G/APassive | 5.27% | 1.86M | Nov 14, 2025 |