$GWH

Suhadolnik Kate Eileen sold $2K of GWH

Suhadolnik Kate Eileen (Chief Financial Officer) sold 3,927 shares of ESS Tech, Inc. (GWH) at $0.40 on 2026-08-21.

Original reporting
SEC EDGAR · Suhadolnik Kate Eileen
Published Aug 24, 2026, 8:10 PM UTC
Analysis
alphai AI DeskAI-generated
Added to alphai Aug 24, 2026, 8:26 PM UTC. Informational, not investment advice.
How this was made
alphai summarizes source reporting and applies a structured AI analysis for relevance, timing, sentiment and ticker impact. Always verify material claims with the original publisher.
alphai market briefInsider activity
Primary signal
$GWH
Neutral
medium confidence
Mentioned
$GWH
Relevance
3/10
alphai data visualization · based on SEC EDGAR
Decision brief

The 30-second read

$GWHNeutralLow
01

Why it matters

The sale is modest and unlikely to affect market perception of ESS Tech.

02

Market read

Limited relevance; typical insider sale with minimal market effect.

03

Timing

filed 2026-08-24

Relevance 3/10Novelty 4/10Timing: filed 2026-08-24

Background

Form 4 disclosures provide the first public record of insider transactions.

Company-level read

Ticker impact

$GWHNeutralMedium confidence
Context

CFO Kate Eileen Suhadolnik sold 3,927 shares of ESS Tech for $1,579, a routine Form 4 filing.

Expected impact

No material move expected.

Evidence & confidence

Insider sale is small relative to holdings and market cap; typical for CFOs.

Key entities

  • ESS Tech, Inc.

    Issuer of the Form 4 filing.

  • Kate Eileen Suhadolnik

    Chief Financial Officer of ESS Tech.

Full insider trading history

This story covers one filing. See everything behind it: every insider buy and sell on record, 10b5-1 plans, late filings, and which officers and directors are trading.

Related articles

$GWHMedAI 8/10

ESS Tech (GWH) Q2 2026 Earnings Call Transcript

ESS Tech reported Q2 2026 revenue of $73,000, down from $2.4M YoY, with a net loss of $15.6M. The company is pivoting to its Bridge sodium-ion platform, with $1B in early-stage opportunities. It has letters of intent for 8.5GWh of cells and 500MWh of systems. Management noted substantial doubt about its ability to continue as a going concern and is pursuing a business combination.

$GWHMed

ESS Tech, Inc. Q2 2026 Earnings Call Summary

ESS Tech reported Q2 2026 results via an earnings call focused on a shift toward sodium-ion batteries for AI data centers. Management said it repaid $37 million of a $40 million Yorkville promissory note and has $5.6 million cash as of July 31, 2026, with going-concern doubt. It targeted Bridge module testing in August and first full-scale operation by end-2026, plus a proposed business combination with $515 million enterprise value.

$GWHMed

ESS Tech, Inc. (GWH): Results of Operations and Financial Condition

ESS Tech, Inc. (GWH) filed an SEC Form 8-K — Results of Operations and Financial Condition. Exhibit 99.1 ESS Tech, Inc. Announces Second Quarter 2026 Financial Results Accelerating U.S.-Made Sodium-Ion Battery Energy Storage Development with the Bridge™ Modular Sodium-Ion System; Early-Stage Opportunities Approaching $1 Billion Signs Letter of Intent with Juniper Energy

$GWHLow

ESS Tech, Inc. (GWH): Results of Operations and Financial Condition

ESS Tech, Inc. (GWH) filed an SEC Form 8-K — Results of Operations and Financial Condition. Item 2.02 Results of Operations and Financial Condition. The information set forth in Item 8.01 is incorporated into this Item 2.02 by reference. The information furnished under this Item 2.02 shall not be deemed to be “filed” for purposes of Section 18 of the Securities Exchange

$GWHMed

ESS & Juniper Energy Sign Agreement for 500 MWh+ of Sodium

ESS Tech (NYSE: GWH) said it signed a Letter of Intent with Juniper Energy LLC to deploy 500 MWh or more of sodium-ion battery energy storage systems. The initial plan is a 10 MW/80 MWh California project using ESS’s Bridge modular AC solution and EMS, targeted for commercial operation in 2027. Juniper intends to procure 500 MWh+ by 2032, per the companies.

$GWHMed

Why Did ESS Tech (GWH) Stock Soar After Hours? - ESS Tech (NYSE:GWH)

ESS Tech (NYSE:GWH) shares rose 7.88% to $0.87 in regular trading and jumped 15.01% to $1 in after-hours Tuesday. The move followed the company’s announcement of ESS Bridge, a modular sodium-ion BESS with 1.2 MWh per unit expandable to 4.8 MWh, targeting utilities, AI data centers and industry. ESS said it has $1B in early customer opportunities.