The insider sales are too small to be informative. Monitor for any material corporate events (earnings, offering, restructuring) that could trigger a more meaningful insider trading pattern. The director grants are standard equity compensation and carry no signal.
Price Chart
Executive Summary
Two insiders at ESS Tech, including the CFO, sold a combined $4K in open-market sales on May 22, 2026. Separately, four directors received non-cash stock grants totaling 54,052 shares at $0. The sales represent ~0.013% of the $30M market cap — trivial in size and likely routine liquidity-driven activity, not a bearish signal.
Key Financial Metrics
Key Facts
- CFO Kate Suhadolnik sold 1.9K shares for $2K at $0.93/share on May 22, 2026.
- Director Kelly Goodman sold 2.8K shares for $3K at $0.93/share on May 22, 2026.
- Four directors received non-cash grants of 13,513 shares each (total 54,052 shares) on May 29, 2026 — $0 economic value.
- Total open-market sales of $4K represent ~0.013% of the $30M market cap — immaterial.
- Prior 30-day insider activity shows 4 sells totaling $8K, consistent with routine small-dollar sales.
- Historical calibration shows prior reports on GWH had negative T+20 outcomes, but this filing's trivial dollar amounts do not warrant a directional call.
Financial Impact
Open-market sales total $4K, or ~0.013% of market cap. Non-cash grants have $0 economic impact.
Risk Factors
- Insider sales, while small, could precede negative news if they accelerate in size or involve C-suite executives beyond the CFO.
- The company's $30M market cap and 80% analyst bullishness suggest high risk of dilutive financing — watch for S-3 filings or ATM offerings.
Market Snapshot
Investment Themes
Documents Analyzed
This report is based on 1 SEC document filed with EDGAR.
| Document | Accession Number |
|---|---|
| CLUSTER Data (Synthetic) | cluster-GWH-1780438265282 |
Filters
| Type | Now | ||||
|---|---|---|---|---|---|
Aug 21, 2026 6w ago | 424B5 | $0.4047 $0.3504 | ▲ +13.42% | ▲ +13.89% | $0.1570 (+61.21%) |
Jul 2, 2026 13w ago | 25-NSE | $0.8630 $0.8244 | ▲ +4.47% | ▲ +5.40% | $0.1570 (+81.81%) |
Jun 15, 2026 15w ago | 8-K | $0.8000 $0.7401 | ▲ +7.49% | ▲ +6.10% | $0.1570 (+80.37%) |
May 26, 2026 18w ago | Insider Cluster | $0.9840 $0.9800 | ▼ −0.41% | ▼ −1.61% | $0.1570 (−84.04%) |
May 26, 2026 18w ago | Insider Cluster | $0.9840 $0.9800 | ▼ −0.41% | ▼ −1.61% | $0.1570 (−84.04%) |
May 26, 2026 18w ago | Insider Cluster | $0.9840 $0.9200 | ▼ −6.50% | ▼ −6.97% | $0.1570 (−84.04%) |
May 7, 2026 21w ago | 8-K | $0.0156 $0.0125 | ▲ +19.87% | ▲ +21.34% | $0.1570 (−906.41%) |
Apr 15, 2026 24w ago | DEFA14A | — | awaiting T+5 | — | — |
Apr 15, 2026 24w ago | 8-K | — | awaiting T+5 | — | — |
Mar 5, 2026 30w ago | 8-K | $1.30 $1.27 | ▼ −2.31% | ▼ −0.78% | $0.1570 (−87.92%) |
US Market Status
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