Through the 90-day period concluding January 14, 2026, Montrose Environmental's top three insider stakeholders include Director James K Price (1.08Mn shares), Director Richard E Perlman (693.08K shares), Chief Strategy Officer Jose Revuelta (269.28K shares).
| Holder | Position | Shares | Report Date |
|---|---|---|---|
| James K Price | 1,075,266 | 05 Jan, 2026 | |
| Richard E Perlman | 693,077 | 05 Jan, 2026 | |
| Jose Revuelta | Chief Strategy Officer | 269,282 | 19 Dec, 2025 |
| Joshua W. Lemaire | Chief Operating Officer | 237,098 | 20 Dec, 2021 |
| Peter Graham | 226,689 | 05 Jan, 2026 | |
| Allan Dicks | Chief Financial Officer | 211,643 | 19 Dec, 2025 |
| Nasym Afsari | General Counsel And Secretary | 205,078 | 19 Dec, 2025 |
| Vijay Manthripragada | President & Ceo | 163,751 | 19 Dec, 2025 |
| De Castro Jose Miguel Fernandez | 162,892 | 05 Jan, 2026 | |
| J Thomas Presby | 114,869 | 05 Jan, 2026 | |
| Robin Newmark | 29,989 | 05 Jan, 2026 | |
| Janet Risi Field | 28,288 | 05 Jan, 2026 | |
| Vincent Colman | 12,426 | 05 Jan, 2026 |
* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.
| Transaction Date | Insider Name | Security Class | Transaction Type | Shares Traded | Price | Shares Remaining | Ownership | Code |
|---|---|---|---|---|---|---|---|---|
| 01 Jan, 2026 | James K Price | Common Stock | A | 4,430 | $0.00 | 1,075,266 | D | A |
| 01 Jan, 2026 | Peter Graham | Common Stock | A | 4,430 | $0.00 | 226,689 | D | A |
| 01 Jan, 2026 | Richard E Perlman | Common Stock | A | 4,430 | $0.00 | 693,077 | D | A |
| 01 Jan, 2026 | J Thomas Presby | Common Stock | A | 4,430 | $0.00 | 62,614 | D | A |
| 01 Jan, 2026 | De Castro Jose Miguel Fernandez | Common Stock | A | 4,430 | $0.00 | 162,892 | D | A |
| 01 Jan, 2026 | Janet Risi Field | Common Stock | A | 4,430 | $0.00 | 28,288 | D | A |
| 01 Jan, 2026 | Robin Newmark | Common Stock | A | 4,430 | $0.00 | 29,989 | D | A |
| 01 Jan, 2026 | Vincent Colman | Common Stock | A | 4,430 | $0.00 | 12,426 | D | A |
| 16 Dec, 2025 | Jose Revuelta | Common Stock | D | 46,216 | $26.40 | 269,282 | D | F |
| 16 Dec, 2025 | Jose Revuelta | - | - | 269,282 | D | |||
| 16 Dec, 2025 | Allan Dicks | Common Stock | D | 60,813 | $26.40 | 211,643 | D | F |
| 16 Dec, 2025 | Nasym Afsari | Common Stock | D | 60,813 | $26.40 | 205,078 | D | F |
| 16 Dec, 2025 | Vijay Manthripragada | Common Stock | D | 152,886 | $26.40 | 163,751 | D | F |
| 11 Nov, 2025 | Vijay Manthripragada | - | - | 361,621 | D | |||
| 11 Nov, 2025 | Vijay Manthripragada | Common Stock | A | 44,984 | $6.03 | 361,621 | D | M |
| 11 Nov, 2025 | Vijay Manthripragada | Common Stock | D | 44,984 | $24.07 | 316,637 | D | S |
| 11 Nov, 2025 | Vijay Manthripragada | - | - | 316,637 | D | |||
| 10 Nov, 2025 | Vijay Manthripragada | - | - | 316,637 | D | |||
| 10 Nov, 2025 | Vijay Manthripragada | Common Stock | A | 44,983 | $6.03 | 361,620 | D | M |
| 10 Nov, 2025 | Vijay Manthripragada | Common Stock | D | 39,799 | $24.63 | 321,821 | D | S |