ESS Tech, Inc.: NYSE commenced delisting proceedings (below $15,000,000)

What happened

• The filing says that on Oct 2, 2026, the New York Stock Exchange notified ESS Tech, Inc. that NYSE Regulation had determined to commence proceedings to delist the company's common stock and that trading in the common stock was suspended immediately.
• NYSE Regulation reached its determination under Section 802.01B of the NYSE Listed Company Manual because the company had fallen below the NYSE's continued listing standard requiring an average global market capitalization over a consecutive 30 trading day period of at least $15,000,000. The filing also notes a previously disclosed NYSE determination on Sep 24, 2026 to commence delisting proceedings under Section 802.02, to which the company remains subject.
• The filing says NYSE Regulation will apply to the SEC to delist the common stock upon completion of applicable procedures, and that the company may request a review by a Committee of the Board of the NYSE if it files a written request within 10 business days after receipt of the notice. The company anticipates the common stock will be quoted and traded in the over-the-counter market under the symbol "GWHT" and includes a press release dated Oct 5, 2026.

Key details

• NYSE action date: Oct 2, 2026; trading suspended immediately.
• NYSE rule cited: Section 802.01B; threshold: $15,000,000 average global market capitalization over a consecutive 30 trading day period.
• Prior NYSE action: determination under Section 802.02 on Sep 24, 2026.
• Regulation FD disclosure: press release issued Oct 5, 2026 (Exhibit 99.1).

Why it may matter

• Item reported: Item 3.01 (Notice of delisting or failure to satisfy a continued listing rule or standard) and Item 7.01 (Regulation FD disclosure).
• Item 3.01 covers NYSE delisting proceedings and the continued listing standard cited in the filing; Item 7.01 covers the related public press release.
• This filing does not show why the company acted.