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ESS Tech, Inc.

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Recent trades of GWH by members of U.S. Congress

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GWH Stock Insider Trading Activity
Name
Type
Shares
Price
Shares Held
Date
Reported
GWH Stock Institutional Owners
Investor
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Change in Shares
Market Value
Date
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GWH Derivatives Institutional Owners
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Recently reported changes by institutional investors

Quarterly net insider trading by GWH's directors and management

Government lobbying spending instances

  • $107,704 Oct 18, 2024 Issue: Budget/Appropriations Manufacturing Trade (domestic/foreign) Energy/Nuclear
  • $133,000 Jul 19, 2024 Issue: Manufacturing Trade (domestic/foreign) Energy/Nuclear
  • $30,000 Jul 19, 2024 Issue: Science/Technology
  • $30,000 Apr 22, 2024 Issue: Manufacturing
  • $30,000 Jan 23, 2024 Issue: Science/Technology
  • $30,000 Jan 22, 2024 Issue: Manufacturing
  • $30,000 Oct 20, 2023 Issue: Science/Technology
  • $30,000 Oct 20, 2023 Issue: Manufacturing
  • $30,000 Jul 20, 2023 Issue: Science/Technology
  • $30,000 Jul 20, 2023 Issue: Manufacturing
  • $30,000 Jan 20, 2023 Issue: Science/Technology
  • $30,000 Jan 20, 2023 Issue: Manufacturing
  • $30,000 Nov 17, 2022 Issue: Science/Technology
  • $30,000 Jul 20, 2022 Issue: Science/Technology
  • $30,000 Apr 20, 2022 Issue: Science/Technology
  • $10,000 Jan 19, 2022 Issue: Science/Technology
  • $30,000 Dec 17, 2021 Issue: Budget/Appropriations Science/Technology
  • $20,000 Jul 15, 2019 Issue: Labor Issues/Antitrust/Workplace Budget/Appropriations
  • $20,000 Apr 10, 2019 Issue: Labor Issues/Antitrust/Workplace Budget/Appropriations
  • $40,000 Jan 18, 2019 Issue: Defense Science/Technology
  • $20,000 Jan 16, 2019 Issue: Labor Issues/Antitrust/Workplace Budget/Appropriations
  • $20,000 Oct 12, 2018 Issue: Labor Issues/Antitrust/Workplace Budget/Appropriations
  • $20,000 Jul 20, 2018 Issue: Labor Issues/Antitrust/Workplace Budget/Appropriations
  • $20,000 Apr 12, 2018 Issue: Labor Issues/Antitrust/Workplace Budget/Appropriations
  • $20,000 Jan 12, 2018 Issue: Homeland Security Budget/Appropriations Labor Issues/Antitrust/Workplace
  • $20,000 Oct 05, 2017 Issue: Homeland Security Labor Issues/Antitrust/Workplace Budget/Appropriations
  • $20,000 Jul 14, 2017 Issue: Homeland Security Budget/Appropriations Labor Issues/Antitrust/Workplace
  • $20,000 Apr 11, 2017 Issue: Homeland Security Budget/Appropriations Labor Issues/Antitrust/Workplace
  • $20,000 Jan 10, 2017 Issue: Budget/Appropriations Labor Issues/Antitrust/Workplace Homeland Security
  • $20,000 Oct 13, 2016 Issue: Budget/Appropriations Labor Issues/Antitrust/Workplace Homeland Security
  • $20,000 Jul 15, 2016 Issue: Homeland Security Labor Issues/Antitrust/Workplace Budget/Appropriations
  • $20,000 Apr 15, 2016 Issue: Homeland Security Labor Issues/Antitrust/Workplace Budget/Appropriations
  • $20,000 Jan 11, 2016 Issue: Homeland Security Labor Issues/Antitrust/Workplace Budget/Appropriations

Estimated quarterly lobbying spending

U.S. Patents

New patents grants

  • Patent Title: Double-stack redox flow battery Dec. 03, 2024
  • Patent Title: Method and system for rebalancing electrolytes in a redox flow battery system Oct. 29, 2024
  • Patent Title: Methods and systems for surface disruption of bipolar plate and subsequent use thereof in redox flow battery Sep. 17, 2024
  • Patent Title: Hybrid redox fuel cell system Sep. 10, 2024
  • Patent Title: Electrolyte health management for redox flow battery Sep. 10, 2024
  • Patent Title: Redox flow battery and battery system Sep. 03, 2024
  • Patent Title: Integrated hydrogen recycle system using pressurized multichamber tank Sep. 03, 2024
  • Patent Title: Hybrid redox fuel cell system May. 28, 2024
  • Patent Title: Method and system for redox flow battery performance recovery Mar. 12, 2024
  • Patent Title: Methods and system for rebalancing electrolytes in a redox flow battery system Jan. 30, 2024
  • Patent Title: Alternative low cost electrodes for hybrid flow batteries Dec. 26, 2023
  • Patent Title: Power delivery system and method Dec. 05, 2023
  • Patent Title: Systems and methods for electrode assembly for redox flow battery system Nov. 14, 2023
  • Patent Title: Methods and systems for rebalancing electrolytes for a redox flow battery system Nov. 14, 2023
  • Patent Title: System and method for determining state of charge for an electric energy storage device Nov. 07, 2023
  • Patent Title: Methods and system for manufacturing a redox flow battery system by roll-to-roll processing Oct. 17, 2023
  • Patent Title: Electrolyte health management for redox flow battery Sep. 19, 2023
  • Patent Title: Methods and systems for pretreating bipolar plate and use thereof in redox flow battery Sep. 19, 2023
  • Patent Title: Method for iron preformation in redox flow batteries Sep. 05, 2023
  • Patent Title: Search method and search device Aug. 22, 2023
  • Patent Title: Multi-stage rebalancing reactor for redox flow battery system Aug. 15, 2023
  • Patent Title: Internally manifolded flow cell for an all-iron hybrid flow battery Aug. 01, 2023
  • Patent Title: Redox flow battery and battery system Jul. 25, 2023
  • Patent Title: Methods and system for manufacturing a redox flow battery system by roll-to-roll processing Jun. 27, 2023
  • Patent Title: System and method for operating an electrical energy storage system Jun. 20, 2023
  • Patent Title: Electrode assembly for a redox flow battery Jun. 13, 2023
  • Patent Title: Redox flow battery and battery system Jun. 06, 2023
  • Patent Title: Methods and system for redox flow battery idle state May. 30, 2023
  • Patent Title: System and method for determining state of charge for an electric energy storage device Apr. 18, 2023
  • Patent Title: Method and apparatus for enhancing dynamic range in an analog-to-digital converter Mar. 14, 2023
  • Patent Title: Methods and systems for redox flow battery electrolyte hydration Feb. 28, 2023
  • Patent Title: Method and apparatus for enhancing dynamic range in a digital-to-analog conversion circuit Jan. 31, 2023
  • Patent Title: Method and system for rebalancing electrolytes in a redox flow battery system Dec. 13, 2022
  • Patent Title: Cost-efficient high energy density redox flow battery Nov. 29, 2022
  • Patent Title: Redox flow battery and battery system Nov. 15, 2022
  • Patent Title: Double-stack redox flow battery Oct. 04, 2022
  • Patent Title: Cost-efficient high energy density redox flow battery Aug. 23, 2022
  • Patent Title: Alternative low cost electrodes for hybrid flow batteries Jun. 28, 2022
  • Patent Title: Flow battery cleansing cycle to maintain electrolyte health and system performance Apr. 05, 2022
  • Patent Title: Methods and system for manufacturing a redox flow battery system by roll-to-roll processing Mar. 01, 2022
  • Patent Title: Internally manifolded flow cell for an all-iron hybrid flow battery Jan. 25, 2022
  • Patent Title: Methods and system for a battery Jan. 25, 2022
  • Patent Title: Integrated hydrogen recycle system using pressurized multichamber tank Jan. 18, 2022
  • Patent Title: Method and apparatus for generating output frequency locked to input frequency Dec. 28, 2021
  • Patent Title: Electrolyte health management for redox flow battery Dec. 14, 2021
  • Patent Title: Passive balancing of electroacoustic transducers for detection of external sound Aug. 03, 2021
  • Patent Title: Alternative low cost electrodes for hybrid flow batteries Jun. 22, 2021
  • Patent Title: System and method for operating an electrical energy storage system Jun. 01, 2021
  • Patent Title: Power delivery system and method Feb. 23, 2021
  • Patent Title: Method and system for rebalancing electrolytes in a redox flow battery system Feb. 16, 2021
Government Contracts

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Government Contracts

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WallStreetBets

Number of mentions of GWH in WallStreetBets Daily Discussion

GWH News

Recent insights relating to GWH

CNBC Recommendations

Recent picks made for GWH stock on CNBC

Top ETF Holders

ETFs with the largest estimated holdings in GWH

GWH Top Shareholders
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Shares Held
GWH Options Owners
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Security
Underlying Shares

* These are estimates based on data taken from SEC filings. There may be inaccuracies due to parsing errors, accidental double-counting, incorrect classification of indirectly owned shares, or any other number of issues.

GWH Stock Smart Score

The Quiver Smart Score combines our data on Congress Trading, Lobbying, Insider Trading, CNBC Mentions and more to provide a comprehensive view of the strength of a stock's underlying data.

The Smart Score grades stocks on a scale of 1 (weakest) to 10 (strongest) based on the strength of the underlying data.
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