[[ type === 'moc' ? 'MARKET ON CLOSE' : 'FREE WEBINAR' ]]
[[ timeLabel ]] WATCH LIVE:
Your browser of choice has not been tested for use with Barchart.com. If you have issues, please download one of the browsers listed here.
Get all the relevant market information you need — get it fast, on time, and accurately with Barchart Plus. FREE 30 Day Trial
Stocks | Futures | Watchlist | News | More
or
Faster, Cleaner, Better.

Ess Tech Inc (GWH)

Ess Tech Inc (GWH)
[[ item.lastPrice ]] [[ item.priceChange ]] ([[ item.percentChange ]]) [[ item.tradeTime ]] [NYSE]
[[ item.bidPrice ]] x [[ item.bidSize ]] [[ item.askPrice ]] x [[ item.askSize ]]
[[ session ]] by (Cboe BZX)
[[ item.lastPrice ]] [[ item.priceChange ]] ([[ item.percentChange ]]) [[ item.tradeTime ]] [NYSE]
[[ item.bidPrice ]] x [[ item.bidSize ]] [[ item.askPrice ]] x [[ item.askSize ]]
[[ session ]] [[ item.lastPriceExt ]] [[ item.priceChangeExt ]] ([[ item.percentChangeExt ]]) [[ item.tradeTimeExt ]]
News & Headlines for [[ item.sessionDateDisplayLong ]]
ESS to Attend Sidoti Micro-Cap Virtual Conference on May 20, 2026

ESS Tech, Inc. (NYSE: GWH) ("ESS" or the "Company"), a leading manufacturer of long-duration iron flow energy storage systems (“LDES”) for commercial and utility-scale applications, today announced...

GWH : 0.9105 (-7.03%)
ESS Tech, Inc. Announces First Quarter 2026 Financial Results

Advancing Commercial Opportunities: Project New Horizon Collaboration with Salt River Project and Google, Large Capacity Energy Storage System for the U.S. Department of the Air and Space Force, Strategic...

GWH : 0.9105 (-7.03%)
ESS Highlights Third-Party Utility Validating Iron Flow Battery Technology

Report from Burbank Water and Power Documents Successful Installation and Operation of ESS Battery system in Real-World Utility Setting Demonstration...

GWH : 0.9105 (-7.03%)
ESS Announces Successful Commissioning of Long-Duration Iron Flow Battery Systems at Turlock Irrigation District Solar-Over-Canal Project

Project Demonstrates ESS Technology in an Innovative Infrastructure Application, Combining Energy Storage, Renewable Generation and Water Conservation Commissioning Marks...

GWH : 0.9105 (-7.03%)
ESS Partners with Alsym Energy to Deliver 8.5 GWh of Non-Lithium Battery Energy Storage Solutions

Next Generation Sodium-ion Battery Solution Enables ESS Transition to a Full-Service BESS Platform Provider for Expanded Applications Partnership Enables ESS to Enter...

GWH : 0.9105 (-7.03%)
ESS Partners with Alsym Energy to Deliver 8.5 GWh of Non-Lithium Battery Energy Storage Solutions

Next Generation Sodium-ion Battery Solution Enables ESS Transition to a Full-Service BESS Platform Provider for Expanded Applications Partnership Enables ESS to Enter...

GWH : 0.9105 (-7.03%)
ESS to Host First Quarter 2026 Financial Results Conference Call on Thursday, May 7, 2026 at 5:00 p.m. Eastern Time

ESS Tech, Inc. (ESS) (NYSE : GWH), a leading manufacturer of iron flow long-duration energy storage (LDES) systems for commercial- and utility-scale applications, today announced that it will hold...

GWH : 0.9105 (-7.03%)
ESS Engages MZ Group to Lead Strategic Investor Relations and Shareholder Communications Program

American-Made, Long-Duration Iron Flow Technology Poised to Capitalize on Surging AI Data Center Power Demand and Renewable Baseload Reliability Commercial Momentum Backed...

GWH : 0.9105 (-7.03%)
ESS to Attend the 38th Annual ROTH Conference

ESS Tech, Inc. (NYSE: GWH) (“ESS” or the “Company”), a leading innovator in long-duration energy storage solutions, today announced that the Company will participate in the 38th Annual ROTH Conference...

GWH : 0.9105 (-7.03%)
ESS Announces Fourth Quarter and Full Year 2025 Financial Results

Leadership and Organizational Reset Advancing Next Phase of Growth and Execution Stronger Liquidity Profile Supports Commercial Scale Deployment

GWH : 0.9105 (-7.03%)

Barchart Exclusives

2 Unusually Active Shopify Stock Calls Work Out to 1 Interesting Strategy
In Wednesday’s unusual options activity, two Shopify calls had the highest and 20th-highest Vol/OI ratios. While the trade looks like a Bull Call or Bear Call Spread, further examination of Shopify’s options trading reveals a more interesting trade. Read more
Want to use this as
your default charts setting?
Save this setup as a Chart Templates
Switch the Market flag
for targeted data from your country of choice.
Open the menu and switch the
Market flag for targeted data from your country of choice.
Want Streaming Chart Updates?
Switch your Site Preferences
to use Interactive Charts
Need More Chart Options?
Right-click on the chart to open the Interactive Chart menu.
Use your up/down arrows to move through the symbols.