ESS Tech, Inc. · Miscellaneous Electrical Machinery, Equipment & Supplies

GWHT

High riskNext report: Around Nov 12 (est.)

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The short version

A profitable company with shrinking sales.

Going well

Profitable
Buying back shares: share count down 4.4% in 3 years

Watch out for

Revenue down 74.9% from the year before

Money moves

No insider buying or selling in the last 30 days
Institutions cut 5.2% from their holdings in the quarter ending June 2026 (21 bought, 19 sold)

Facts from SEC filings, not a recommendation.

The business over time

Last 12 quarters, from SEC filings

Sales, Jun '26

$73K-97% vs a year earlier

Sep '23Tap a barJun '26

Price

Price chart by TradingView.

Business quality

The checklist Warren Buffett-style investors use. Annual numbers for 2025.

1/3Weak

MissProfitable every yearSteady profits, not one good year.2 of 6 years
MissFree cash flow positiveBrings in more cash than it spends to run and grow.-$53.7M
PassShare count not growingNot diluting owners. Falling means buybacks.-4.4% in 3 years

Revenue: $1.6M
Current ratio: 1.04x; short-term assets / bills due
Free cash flow: -$53.7M

From annual reports filed with the SEC. Not in this company's SEC data, so not scored: return on equity 15%+, debt under half of equity, net margin 10%+, gross margin 40%+. A checklist is a starting point for research, not a verdict.

Latest quarter

Quarter ended Jun 30, 2026

Reported Aug 11

Revenue: $73K; -96.9% YoY
EPS: -$0.46; vs -$0.90
Op. margin: -20731.5%; -20241.4 pts
Gross margin: -10165.8%; -9949.5 pts
Free cash flow: -$9.4M
Share count: +175.6%; vs a year ago

Insider rating

Last 90 days

No open-market insider buys or sells in the last 90 days.

Weekly insider trend

No trades to chart yet.

Filing buzz

Last 7 days vs normal

0/ 100

This week: 0
Normal week: 1.3
vs normal: 0.0x

SEC filings of any kind. 50 means a normal week.

Institutional ownership

Steady-5.2%

Institutions cut 5.2% from their holdings. 21 bought, 19 sold.

Shares held by institutions9.1M

Sep '24Jun '26

Safety check

From SEC filings

Share count growthYearly rate, last 3 years

+46.9%

Cash runwayAt last year's cash burn

3 months

Debt to equityLatest balance sheet: debt compared with what owners have

Owes more than it owns

Shares outstandingLatest reported

33M

Why high risk

Losing money, losses are large next to sales
About 3 months of cash left at its current burn
Share count growing 46.9% a year (dilution)
Owes more than it owns (negative equity)
Bills due within a year exceed short-term assets
Revenue down 74.9% from the year before
5 offering filings in 6 months (may sell new shares)
Exchange listing notice (a delisting warning or a move to another exchange)

Earnings reports

Last 12

Next reportAround Nov 12 (est.)Estimated from the same quarter last year

Results filedAug 11
Results filedAug 6
Results filedJun 23
Results filedMay 7
Results filedMar 5

Flags and big holders

Offerings 6 months, flags 12 months, holders 90 days

Listing standards noticeOct 5 · View filing ↗Red flag Listing standards noticeSep 30 · View filing ↗Red flag Offering prospectusSep 16 · View filing ↗Offering Shelf offering registrationSep 8 · View filing ↗Offering Major agreementAug 21 · View filing ↗Offering Offering prospectusAug 21 · View filing ↗Offering 5%+ holder update (passive)Aug 14 · View filing ↗Big holder 5%+ holder update (passive)Aug 13 · View filing ↗Big holder Offering prospectusJul 17 · View filing ↗Offering Listing standards noticeJul 1 · View filing ↗Red flag Listing standards noticeJun 15 · View filing ↗Red flag

Insider trades

Open-market buys and sells, last 90 days

No open-market buys or sells in 90 days. Grants and option exercises are left out.

"Owns after" is the insider's holding right after the trade. Pre-planned (10b5-1) sales are set up months ahead, a weaker signal.

Latest filings

Straight from SEC EDGAR

Listing standards noticeOct 5 · Form 8-K ↗Listing standards noticeSep 30 · Form 8-K ↗Proxy statementSep 24 · Form DEF 14A ↗Offering prospectusSep 16 · Form 424B3 ↗EFFECTSep 16 · Form EFFECT ↗PRE 14ASep 15 · Form PRE 14A ↗Shelf offering registrationSep 8 · Form S-3 ↗Leadership changeSep 3 · Form 8-K ↗

SoldKelly F. GoodmanSEE REMARKS

5,400 shares at $0.40 · $2K

-3% of holdings
Now owns 205,220 shares
Not a pre-planned sale
Filed 3 days after trade

Aug 21Form 4 ↗

SoldKate Eileen SuhadolnikChief Financial Officer

3,927 shares at $0.40 · $2K

-2% of holdings
Now owns 156,830 shares
Not a pre-planned sale
Filed 3 days after trade

Aug 21Form 4 ↗

Offering prospectusAug 21 · Form 424B5 ↗Major agreementAug 21 · Form 8-K ↗5%+ holder update (passive)Aug 14 · Form SCHEDULE 13G/A ↗5%+ holder update (passive)Aug 13 · Form SCHEDULE 13G/A ↗Earnings resultsAug 11 · Form 8-K ↗

Source: SEC EDGAR filings. For informational purposes. Not investment advice.

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