Ratings by Lake Street (Robert Brown)

Date CompanySymbol 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