Onterris Inc.
Last updated September 27, 2026
Organization details
- Legal name
- Onterris Inc.
- Former names
- Montrose Environmental Group, Inc.
- Ownership
- Public
- Status
- Active
- SIC code
- 8742 — Services-Management Consulting Services
- Jurisdiction of incorporation
- Delaware
- Headquarters city
- Irvine
- Headquarters state / province
- California
- Headquarters country
- United States
- Fiscal year end
- December
- Ticker symbol
- ONT
- Primary stock exchange
- NYSE
Identifiers
- SEC CIK
- 0001643615
- EIN
- 46-4195044
Board of directors
-
De Castro Jose Miguel Fernandez · DirectorSince 2023
-
J. Thomas Presby · DirectorSince 2023
-
James K. Price · DirectorSince 2023
-
Janet Risi Field · DirectorSince 2023
-
Peter Graham · DirectorSince 2023
-
Richard E. Perlman · DirectorSince 2023
-
Robin Newmark · DirectorSince 2023
-
Vijay Manthripragada · Director · President & CEOSince 2024
-
Vincent Colman · DirectorSince 2025
Chief executives
Vijay Manthripragada
· President & CEO
Dates unknown
Director election results
Annual meeting of May 7, 2024. Support is votes for as a share of votes for and against (or withheld). Below 80% is a clear protest.
-
53.6%
-
67.8%
Insider trades
All notable trades →From SEC Forms 4 and 5. Open-market purchases and sales are highlighted; grants, option exercises and shares withheld for tax are routine.
- Bought, last 12 months
- $610,003
- 3 purchases by 2 insiders
- Sold, last 12 months
- $5,104,464
- 10 sales by 4 insiders
| Date | Insider | Transaction | Shares | Price | Value |
|---|---|---|---|---|---|
| Jun 5, 2026 | Peter Graham Director | Open-market purchase | +25,140 | $17.19 | $432,157 |
| Jun 3, 2026 | Peter Graham Director | Open-market purchase | +4,860 | $15.94 | $77,468 |
| May 11, 2026 | Revuelta Jose Officer (Chief Strategy Officer) | Option exercise | +27,349 | $6.03 | $164,914 |
| May 11, 2026 | Dicks Allan Officer (Chief Financial Officer) | Open-market purchase | +6,535 | $15.36 | $100,378 |
| Mar 13, 2026 | Vijay Manthripragada Director, Officer (President & CEO) | Option exercise | +33,166 | $6.03 | $199,991 |
| Mar 13, 2026 | Richard E. Perlman Director | Gift | −74,461 | — | — |
| Mar 13, 2026 | Vijay Manthripragada Director, Officer (President & CEO) | Option exercise | +85,992 | $6.03 | $518,532 |
| Mar 13, 2026 | Vijay Manthripragada Director, Officer (President & CEO) | Open-market sale | −46,121 | $25.41 | $1,171,935 |
| Mar 11, 2026 | Laws James Officer (Chief Operating Officer) | Grant or award | +18,761 | — | — |
| Mar 9, 2026 | Revuelta Jose Officer (Chief Strategy Officer) | Option exercise | +7,858 | $6.03 | $47,384 |
| Mar 9, 2026 | Revuelta Jose Officer (Chief Strategy Officer) | Open-market sale | −7,858 | $27.00 | $212,166 |
| Mar 4, 2026 | Revuelta Jose Officer (Chief Strategy Officer) | Grant or award | +42,668 | $6.03 | $257,288 |
| Mar 4, 2026 | Revuelta Jose Officer (Chief Strategy Officer) | Sold back to the company | −42,668 | $27.56 | $1,175,930 |
| Mar 3, 2026 | Revuelta Jose Officer (Chief Strategy Officer) | Grant or award | +60,000 | $6.03 | $361,800 |
| Mar 3, 2026 | Revuelta Jose Officer (Chief Strategy Officer) | Sold back to the company | −60,000 | $28.37 | $1,702,200 |
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