Past Events
H.C. Wainwright 25th Annual Global Investment Conference
September 11, 2023 • 5:00pm EDT
Second Quarter 2023 Conference Call
August 9, 2023 • 4:30pm EDT
2023 Annual Meeting of Stockholders
June 15, 2023 • 9:00am PDT
The MicroCap Rodeo
May 17, 2023 • 2:00pm EDT
Credit Suisse Renewables & Utilities Conference
May 16, 2023
Oppenheimer Emerging Growth Conference
May 11, 2023
First Quarter 2023 Conference Call
May 4, 2023 • 4:30pm EDT
Maxim Group Electric Vehicle & Auto Tech Conference
March 30, 2023 • 3:00pm EDT
Sidoti Small-Cap Conference
March 23, 2023 • 3:15pm EDT
2023 Annual Meeting of Stockholders
March 18, 2023 • 9:00am PDT
Fourth Quarter 2022 Conference Call
March 9, 2023 • 4:30pm EDT
Credit Suisse Annual Summit
February 27, 2023 • 9:50am MDT
Credit Suisse Climate Tech Conference
December 6, 2022
The Benchmark Company Discovery Conference
December 1, 2022
Third Quarter 2022 Conference Call
November 3, 2022 • 4:30pm EDT
LD Micro Main Event XV
October 26, 2022 • 1:00pm PDT
Lake Street, Best Ideas Growth Conference
September 14, 2022
H.C. Wainwright Global Investment Conference
September 13 – September 14, 2022
Second Quarter 2022 Conference Call
July 21, 2022 • 4:30pm EDT
2022 Annual Meeting of Stockholders
June 7, 2022 • 11:00am EDT
First Quarter 2022 Conference Call
April 28, 2022 • 4:30pm EDT
Water Tower Research Fireside Chat
March 30, 2022 • 2:00pm EDT
UBS Energy Transition Call Series
March 22, 2022 • 11:00am EDT
Fourth Quarter 2021 Conference Call
February 24, 2022 • 4:30pm EDT
Credit Suisse Climate Technology Start-Up Forum
December 6 – December 7, 2021
Water Tower Research Fireside Chat
December 1, 2021 • 2:00pm EDT
Water Tower Research Fireside Chat
November 10, 2021 • 2:00pm EDT
Third Quarter 2021 Conference Call
November 4, 2021 • 4:30pm EDT
Investor Webcast
October 27, 2021 • 2:00pm EDT
23rd Annual H.C. Wainwright Global Investment Conference
September 13 – September 15, 2021
Second Quarter 2021 Conference Call
July 29, 2021 • 4:30pm EDT
2021 Annual Meeting of Stockholders
May 11, 2021 • 11:00am EDT
First Quarter 2021 Conference Call
April 29, 2021 • 4:30pm EDT
Fourth Quarter 2020 Conference Call
February 25, 2021 • 4:30pm EDT
Investor Call
January 27, 2021 • 2:00pm EDT
13th Annual LD Micro Main Event Conference
December 15, 2020 • 2:00pm EDT
Virtual Fall Investor Summit
November 16, 2020 • 1:30pm EDT
Third Quarter 2020 Conference Call
October 22, 2020 • 4:30pm EDT
H.C. Wainwright 22nd Annual Global Investment Conference
September 16, 2020 • 9:30am EDT
LD 500 Conference
September 3, 2020
Second Quarter 2020 Conference Call
August 4, 2020 • 4:30pm EDT
Sidoti Virtual Conference
June 30, 2020 • 4:00pm EDT
2020 Annual Meeting of Stockholders
May 19, 2020 • 8:00am PDT
First Quarter 2020 Conference Call
April 30, 2020 • 4:30pm EDT
Gabelli Waste & Environmental Services Conference
April 2, 2020 • 1:45pm EDT
Fourth Quarter 2019 Conference Call
March 11, 2020 • 4:30pm EDT
Third Quarter 2019 Conference Call
November 12, 2019 • 4:30pm EDT
Aqua Metals Investor Presentation
October 10, 2019 • 11:00am EDT
8th Annual Gateway Conference
September 5, 2019 • 7:30am PDT
Canaccord Genuity’s 39th Annual Growth Conference
August 8, 2019 • 10:00am EDT
Second Quarter 2019 Conference Call
August 1, 2019 • 8:00am PDT
20th Annual B. Riley FBR Investor Conference
May 23, 2019 • 3:00pm PDT
First Quarter 2019 Conference Call (UPDATED)
May 14, 2019 • 1:30pm PDT
Special Meeting of Stockholders
May 9, 2019 • 8:00am PDT
2019 Annual Meeting of Stockholders
March 27, 2019 • 8:15am PDT
2019 LD Micro Virtual Conference
March 13, 2019 • 12:00pm PDT
Fourth Quarter 2018 Conference Call
February 28, 2019 • 4:30pm EDT
6th Annual ROTH New Industrials Corporate Access Day
December 11, 2018
Third Quarter 2018 Conference Call
November 7, 2018 • 4:30pm EDT
Second Quarter 2018 Conference Call
August 8, 2018 • 4:30pm EDT
First Quarter 2018 Conference Call
May 9, 2018 • 1:30pm PDT
Fourth Quarter 2017 Conference Call
March 15, 2018 • 2:00pm PDT
Third Quarter 2017 Conference Call
November 9, 2017 • 2:00pm EDT
Second Quarter 2017 Conference Call
August 9, 2017 • 2:00pm PDT
Oppenheimer Emerging Growth Conference
May 16, 2017
First Quarter 2017 Conference Call
May 9, 2017 • 2:00pm PDT
29th Annual Roth Conference
March 14, 2017 • 12:00pm PDT
Fourth Quarter 2016 Conference Call
February 14, 2017 • 8:00am PDT