ESS Tech, Inc.(GWH)Stock Analysis
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Pending next ranking run
This company passes all size and coverage filters but hasn't been included in the latest quarterly ranking run. Rankings refresh on Jan 1, Apr 1, Jul 1, Oct 1.
Financial data, filings, and institutional holdings below are still tracked in full — only the proprietary quality composite is unavailable for this name.
GWH Stock Analysis & AI Quality Score
AI stock analysis and institutional research for ESS Tech, Inc. (GWH), a Technology sector company. GWH is not currently included in 13F Pro's AI-ranked quality universe — this company passes all size and coverage filters but hasn't been included in the latest quarterly ranking run. rankings refresh on jan 1, apr 1, jul 1, oct 1. Based on the latest XBRL financial filings (Q1 2026), ESS Tech, Inc. reports quarterly revenue of $128.0K, net income of $-15.9M, free cash flow of $-14.4M. Top institutional holders of GWH by reported 13-F value include SOFTBANK GROUP, Alyeska Investment Group, L.P., HEIGHTS CAPITAL MANAGEMENT,, based on the most recent SEC filings. GWH trades on the NYSE exchange and files with the SEC under CIK 1819438. 13F Pro's AI research platform runs 10 specialized AI analysts — value, growth, momentum, macro, and activist specialists — that debate GWH daily and publish AI-generated analysis with cited SEC sources. The platform aggregates historical XBRL financial facts, 10-Q and 10-K filings, insider Form 4 transactions, and institutional 13-F holdings for ESS Tech, Inc. directly from SEC EDGAR.
Revenue
Q1 2026
$128.0K
Net Income
Q1 2026
$-15.9M
Free Cash Flow
Q1 2026
$-14.4M
Revenue & Net Income
Earnings Per Share
Key Financials Over Time
Export Financial Table · Pro+Revenue
-16.5% YoYNet Income
+211.1% YoYOperating Income
-4.5% YoYEPS (Diluted)
-0.7% YoYTotal Assets
-49.9% YoYTotal Debt
Op. Cash Flow
-31.6% YoY| Metric | FY 2024 | FY 2023 | FY 2021 | FY 2020 | FY 2019 |
|---|---|---|---|---|---|
| Revenue | $6.3M -16.5% | $7.5M | $0.00 | $0.00 | — |
| Net Income | $86.2M +211.1% | $-77.6M +83.7% | $-477.1M -1468.5% | $-30.4M | — |
| Operating Income | $-89.8M -4.5% | $-85.9M -41.8% | $-60.6M -248.4% | $-17.4M | — |
| EPS (Diluted) | $-7.32 -0.7% | $-7.27 -26.9% | $-5.73 -1001.9% | $-0.52 | — |
| Total Assets | $71.8M -49.9% | $143.2M -42.8% | $250.2M +2672.9% | $9.0M | — |
| Total Debt | — | $0.00 -100.0% | $5.7M -50.2% | $11.4M | — |
| Operating Cash Flow | $-72.2M -31.6% | $-54.9M -5.9% | $-51.8M -211.5% | $-16.6M | — |
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Available Research
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Top Institutional Holders of GWH
SOFTBANK GROUP CORP.
$2.8M2,396,980 shAlyeska Investment Group, L.P.
$1.6M1,400,000 shHEIGHTS CAPITAL MANAGEMENT, INC
$1.1M963,495 shArosa Capital Management LP
$1.1M910,000 shVANGUARD CAPITAL MANAGEMENT LLC
$742.6K634,720 shGEODE CAPITAL MANAGEMENT, LLC
$261.6K223,561 shShay Capital LLC
$210.6K180,000 shUBS Group AG
$174.7K149,279 shGreen Alpha Advisors, LLC
$134.1K114,580 shPathstone Holdings, LLC
$102.3K87,448 sh
| Fund | Value | Shares |
|---|---|---|
| SOFTBANK GROUP CORP. | $2.8M | 2,396,980 |
| Alyeska Investment Group, L.P. | $1.6M | 1,400,000 |
| HEIGHTS CAPITAL MANAGEMENT, INC | $1.1M | 963,495 |
| Arosa Capital Management LP | $1.1M | 910,000 |
| VANGUARD CAPITAL MANAGEMENT LLC | $742.6K | 634,720 |
| GEODE CAPITAL MANAGEMENT, LLC | $261.6K | 223,561 |
| Shay Capital LLC | $210.6K | 180,000 |
| UBS Group AG | $174.7K | 149,279 |
| Green Alpha Advisors, LLC | $134.1K | 114,580 |
| Pathstone Holdings, LLC | $102.3K | 87,448 |
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Popular Research
Is GWH a good stock to buy?
13F Pro's AI-powered analysis of ESS Tech, Inc. (GWH) draws on SEC EDGAR-sourced fundamentals, institutional 13F holdings, and insider Form 4 transactions in the Technology sector (listed on NYSE). The 32-signal AI Quality Score, current rank, and full bull/bear verdict for GWH are available on the GWH stock profile dashboard — with the same data, AI insights, ratios, and institutional activity refreshed after every 10-K, 10-Q, 13F, and Form 4 filing.
Which hedge funds own GWH?
Institutional investors are required to disclose their holdings quarterly via SEC Form 13F. 13F Pro aggregates these filings to show which hedge funds, mutual funds, and asset managers are buying or selling GWH. Combined with insider transaction data from Form 4 filings and AI-powered analysis from 10 specialized research agents, 13F Pro provides a comprehensive view of ESS Tech, Inc.'s investment landscape.