ESS Tech, Inc

GWHNYSE · Miscellaneous Electrical Machinery, Equipment & Supplies

Financing

SEC filings to 2026-10-05 · every row opens its filing

Shares on issue

32.9M

on 2026-06-30, from 11.7M on 2024-03-31 10-Q ↗

Earlier counts are adjusted for the 1-for-15 reverse split; each bar's tip shows the count as filed.

a raise that quarter, at its price

Newest

$300.0M

S-3 of 2025-11-13. 2 prospectus supplements filed under it since. S-3 ↗

$75.0M

Yorkville Ives, agreement of 2026-07-17. No at-the-market sales statement read from a 10-Q or 10-K. 424B5 ↗

Warrants

5.22M

Warrants of every class as tagged in the XBRL facts on 2026-06-30. 10-Q ↗

Cash

1 quarters

$10.8M on 2026-06-30 ÷ $10.5M a quarter of operating cash used, the average of four quarters. 10-Q ↗

Raised
Date	What	Shares	Price	Gross	Filing
2026-08-21	Public offering	6,400,000	$0.50	$3.2M	424B5 ↗
2026-01-30	Registered direct offering incl. 5.10M pre-funded	8,571,428	$1.75	$15.0M	424B5 ↗

Also on file: $900K promissory notes, 2025-07-09 8-K ↗ · up to $30.0M promissory note agreed 2025-10-14 8-K ↗