Ess Tech Inc Stock Price, News & Analysis

ESS Tech (NYSE:GWH), a manufacturer of iron flow long-duration energy storage systems, has achieved significant technical milestones ahead of schedule. The company demonstrated 12.2-hour duration at rated power and 17.8-hour duration at reduced power, along with improved round trip efficiency (RTE).

Key improvements include a 6.7% charge time improvement and 6.3% additional input energy per day at standard conditions. The company achieved these results through material substitution within their core stack technology, which also reduces material costs. These advancements represent an 18-month product roadmap acceleration and move ESS closer to delivering green baseload power while extending duration for less than $90/kWh.

ESS Tech (NYSE:GWH), a manufacturer of iron flow long-duration energy storage systems, has secured sufficient capital to continue operations at its Wilsonville facility, avoiding a previously announced potential shutdown. The company is executing its strategic pivot to focus on the Energy Base product while managing operating expenses. Under Interim CEO Kelly Goodman's leadership, ESS has sold four Energy Warehouses and plans to sell associated Advanced Manufacturing Production Tax Credits. The company is actively pursuing financing options and customer contracts for its 10+ hour Energy Base product, aiming to support grid reliability and meet growing energy demand.

ESS Tech (NYSE: GWH), a leading manufacturer of long-duration energy storage systems, reported Q1 2025 financial results. The company achieved revenue of $0.6M from Energy Center deliveries and Florida utility project activity. ESS secured a 50 MWh Energy Base project award with an Arizona utility, expected to be finalized by September through a Power Purchase Agreement. Following the Energy Base product launch, ESS has seen substantial commercial activity with proposal submissions totaling ~1.2 GWh ($400 million) over two quarters. The company's Portland General Electric systems continue grid operations, having transacted an additional 158 MWh in energy. ESS is managing liquidity and implementing strategic initiatives while pursuing runway extension options in challenging market conditions. The company has received inquiries representing over 8 GWh across the US and Europe, with 30+ informal inquiries for an additional 1.6 GWh.

ESS Tech (NYSE: GWH), a manufacturer of iron flow long-duration energy storage systems, has scheduled its Q1 2025 earnings conference call for May 15, 2025, at 5:00 p.m. EDT. The company will release its financial results for the quarter ended March 31, 2025, after market close on the same day.

Participants can join via telephone by calling (833) 470-1428 in the U.S. or +1 (404) 975-4839 for international callers, using conference ID 788626. A replay will be available until May 22, 2025, and can be accessed through the company's investor relations website or by phone.

ESS Tech (NYSE: GWH) has achieved dual recognition as one of TIME's Top GreenTech Companies and Fortune's Most Innovative Companies in America for 2025. The company's achievements in long-duration energy storage technology have been highlighted, particularly for addressing growing AI data center demands and grid reliability challenges.

The company's success is anchored in its extensive intellectual property portfolio, comprising over 100 patents and 214 pending patent applications for iron flow technology. Recent technological advances include a 20% increase in electrolyte energy density and improved storage capacity.

ESS's new Energy Base™ solution features modular design that separately scales power and energy capacity. The system leverages 22-hour battery module capability and is expected to deliver gigawatt-scale storage by 2027, offering superior energy densities compared to lithium-ion technology. This innovation aims to support data centers and enable 24/7 clean energy deployment.

ESS Tech (NYSE:GWH) reported its Q4 and full year 2024 financial results, achieving $6.3M in revenue for FY2024. The company completed significant milestones including the commissioning of its first two Energy Centers and delivery of eight Energy Center systems to a Florida utility. ESS reached breakeven profitability on Energy Center design ahead of schedule.

The company introduced Energy Base, a new modular, non-containerized gigawatt-hour scale LDES solution. Notable achievements include becoming the first energy storage provider to demonstrate MESA compliance and receiving UL 9540 certification for the Energy Center. The company's global fleet has surpassed 2 GWh of transacted energy.

In February, Kelly Goodman was appointed interim CEO to lead a new strategic direction, supported by an Office of the Interim CEO including Tony Rabb (CFO) and Ben Heng (EVP of Engineering). The board is evaluating potential commercial or financial transactions.

ESS Tech (NYSE: GWH), a manufacturer of iron flow long-duration energy storage systems, has scheduled its Q4 and Full Year 2024 financial results conference call for March 31, 2025 at 5:00 p.m. EDT. The earnings release will be issued after market close on the same day.

Investors can access the conference call via telephone by dialing (833) 470-1428 in the U.S. or +1 (404) 975-4839 for international callers, using conference ID 424622. A replay will be available until April 7, 2025, accessible at (866) 813-9403 (U.S.) or +1 (929) 458-6194 (international) with conference ID 327175.

The call will also be webcast live on ESS' Investor Relations website with a replay available afterward.

ESS Tech (NYSE: GWH), a manufacturer of iron flow long-duration energy storage systems, has achieved a significant milestone with its global fleet surpassing 2.5 GWh of transacted energy. The company has made progress in delivering its Energy Center™ products, with two units completed for Portland General Electric and eight systems delivered to a major Florida utility, both projects expected to be operational this year.

The Energy Center™ product line has secured several important certifications, including ETL certification to UL 9540 standard for safety and environmental performance, MESA-Device profile certification for system communication and control, and IEEE 693-High certification for seismic rating. ESS is expanding its product line to include 12+ hour energy storage solutions with the Energy Base™ product.

ESS Tech (NYSE:GWH) announced significant leadership changes and a new strategic direction. CEO Eric Dresselhuys has resigned, with Kelly Goodman, current VP of Legal, appointed as interim CEO. She will lead an Office of the Interim CEO alongside CFO Tony Rabb and EVP of Engineering Ben Heng.

The company is shifting focus to daily cycling applications in the 12-24 hour long duration storage market, targeting initial installations in 2027. These installations aim to serve emerging AI/data center driven load needs and firm baseload renewable production. The Board has engaged advisors to evaluate potential commercial or financial transactions to support this strategic pivot.