Skip to main content

ESS Tech, Inc.

For the period ended Dec 31, 2025. Filed Mar 5, 2026.

View on SEC.gov

About this filing

A company's yearly report to the SEC, with audited financial statements. It is the fullest account a company gives of its business, its finances and the risks it sees.

FY2025 · Filed Mar 5, 2026

GWHTStored price and day change unavailable

Extracted filing text, with the paragraph anchors used by the comparison.

See the whole filing, with its images and exhibits
Contents

Item 9B. Other Information

Securities Trading Plans of Directors and Executive Officers

During the three months ended December 31, 2025, no director or officer, as defined in Rule 16a-1(f) under the Securities Exchange Act of 1934, adopted orterminated a “Rule 10b5-1 trading arrangement” or a “non-Rule 10b5-1 trading arrangement,” each as defined in Regulation S-K Item 408.

Promissory Note

On February 27, 2026, the Company drew the second tranche of the Promissory Note with Yorkville for $10 million, less the original issue discount of 8% and certain fees and expenses, and signed an amendment to the Promissory Note formalizing the revised repayment schedule. The second tranche will be payable in 12 periodic payments with a coupon rate of 3% and will now have a final maturity date of February 27, 2027. The remaining terms and provisions of the Promissory Note are unchanged.

ContentsView on SEC.gov

The text of this filing, as the company filed it with the SEC, without its images or exhibits. This is not investment advice.