Ratings by Lake Street (Robert Brown)
| Date | Company | Symbol | Type | Rating (Past) |
PT (Past) |
Start $ (End $) |
% Chg. | Details |
|---|---|---|---|---|---|---|---|---|
| 5/12/2026 | Energy Services Of America Corp. | ESOA | Maintain | Buy (N/A) |
|
Details | ||
| 2/25/2026 | CECO Environmental Corp | CECO | Maintain | Buy (N/A) |
|
Details | ||
| 1/29/2026 | Flotek Industries | FTK | New Coverage | Buy (N/A) |
17.06 (23.20) |
35.99% | Details | |
| 7/30/2025 | CECO Environmental Corp | CECO | Maintain | Buy (N/A) |
|
Details | ||
| 7/30/2025 | Chart Industries | GTLS | Downgrade | Hold (Buy) |
198.80 (207.15) |
4.2% | Details | |
| 5/19/2025 | Energy Services Of America Corp. | ESOA | New Coverage | Buy (N/A) |
8.40 (15.17) |
80.6% | Details | |
| 5/15/2025 | NV5 Holdings | NVEE | Downgrade | Hold (Buy) |
18.85 (22.56) |
19.68% | Details | |
| 4/16/2025 | Pioneer Power Solutions | PPSI | Maintain | Buy (N/A) |
|
Details | ||
| 10/31/2024 | Centrus Energy Corp. | LEU | Maintain | Buy (N/A) |
|
Details | ||
| 10/30/2024 | Profire Energy | PFIE | Downgrade | Hold (Buy) |
2.50 (2.54) |
1.6% | Details | |
| 10/10/2024 | LiqTech International | LIQT | Maintain | Buy (N/A) |
|
Details | ||
| 9/24/2024 | NV5 Holdings | NVEE | Maintain | Buy (Buy) |
|
Details | ||
| 9/5/2024 | LiqTech International | LIQT | Maintain | Buy (N/A) |
|
Details | ||
| 4/29/2024 | CECO Environmental Corp | CECO | Maintain | Buy (N/A) |
|
Details | ||
| 4/26/2024 | CECO Environmental Corp | CECO | Maintain | Buy (N/A) |
|
Details | ||
| 4/2/2024 | Pioneer Power Solutions | PPSI | Maintain | Buy (N/A) |
|
Details | ||
| 3/6/2024 | CECO Environmental Corp | CECO | Maintain | Buy (N/A) |
|
Details | ||
| 2/20/2024 | NV5 Holdings | NVEE | Maintain | Buy (N/A) |
|
Details | ||
| 1/25/2024 | NV5 Holdings | NVEE | Maintain | Buy (N/A) |
|
Details | ||
| 1/9/2024 | NV5 Holdings | NVEE | Maintain | Buy (N/A) |
|
Details | ||
| 12/19/2023 | Pioneer Power Solutions | PPSI | New Coverage | Buy (N/A) |
5.38 (4.80) |
-10.78% | Details | |
| 12/12/2023 | NV5 Holdings | NVEE | Maintain | Buy (N/A) |
|
Details | ||
| 11/3/2023 | NV5 Holdings | NVEE | Maintain | Buy (N/A) |
|
Details | ||
| 8/8/2023 | CECO Environmental Corp | CECO | Maintain | Buy (N/A) |
|
Details | ||
| 2/17/2023 | Centrus Energy Corp. | LEU | Maintain | Buy (N/A) |
|
Details | ||
| 12/2/2022 | Centrus Energy Corp. | LEU | Maintain | Buy (N/A) |
|
Details | ||
| 8/5/2022 | Centrus Energy Corp. | LEU | Upgrade | Buy (Hold) |
33.08 (181.67) |
449.18% | Details | |
| 4/29/2022 | CECO Environmental Corp | CECO | New Coverage | Buy (N/A) |
18.39 (79.47) |
332.14% | Details | |
| 3/14/2022 | Centrus Energy Corp. | LEU | Downgrade | Hold (Buy) |
39.70 (181.67) |
357.61% | Details | |
| 8/30/2021 | Chart Industries | GTLS | Maintain | Buy (N/A) |
|
Details | ||
| 1/22/2021 | Westport Innovations | WPRT | Maintain | Buy (N/A) |
|
Details | ||
| 1/12/2021 | NV5 Holdings | NVEE | Maintain | Buy (N/A) |
|
Details | ||
| 3/23/2020 | Atlas Technical Consultants Inc. | ATCX | New Coverage | Buy (N/A) |
5.01 (4.11) |
-17.96% | Details | |
| 12/23/2019 | AquaVenture Holdings | WAAS | Downgrade | Hold (Buy) |
21.76 (27.03) |
24.22% | Details | |
| 11/6/2019 | AquaVenture Holdings | WAAS | Maintain | Buy (N/A) |
|
Details | ||
| 10/22/2019 | NN, Inc | NNBR | Maintain | Buy (N/A) |
|
Details | ||
| 5/10/2019 | Westport Innovations | WPRT | Upgrade | Buy (Hold) |
1.67 (1.96) |
17.37% | Details | |
| 12/4/2018 | LiqTech International | LIQT | New Coverage | Buy (N/A) |
1.51 (1.07) |
-29.14% | Details | |
| 8/17/2018 | AquaVenture Holdings | WAAS | New Coverage | Buy (N/A) |
17.03 (21.76) |
27.77% | Details |

