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ESS Tech, Inc. (GWH) reporting calendar

ESS Tech, Inc. files periodic reports with the SEC as GWH on NYSE. Atlas tracks 23 filed reports for this issuer, each linked to its original EDGAR accession.

Next window
19 Jul 2026 – 9 Sep 2026
Latest report
10-Q
Period ended
31 Mar 2026
Filed
7 May 2026
Reports on record
23

How this window is derived. Derived from this issuer's own filing history: 9 periods at a median 91-day cadence, filed a median 45 days after period end. The SEC does not publish forward reporting dates and Atlas does not estimate one.

Open GWH market profile Latest filing on SEC EDGAR ↗ Miscellaneous Electrical Machinery, Equipment & Supplies reporting datesAll NYSE reporting dates

Filed periodic reports

FormPeriod endedFiledLagSEC accession
10-Q31 Mar 20267 May 202637 days0001819438-26-000034
10-K31 Dec 20255 Mar 202664 days0001819438-26-000012
10-Q30 Sep 202513 Nov 202544 days0001819438-25-000076
10-Q30 Jun 202514 Aug 202545 days0001819438-25-000014
10-Q31 Mar 202515 May 202545 days0001628280-25-026025
10-K31 Dec 202431 Mar 202590 days0001628280-25-015649
10-Q30 Sep 202414 Nov 202445 days0001628280-24-047692
10-Q30 Jun 202414 Aug 202445 days0001628280-24-037276
10-Q31 Mar 20248 May 202438 days0001628280-24-021198
10-K31 Dec 202314 Mar 202474 days0001628280-24-011004
10-Q30 Sep 202314 Nov 202345 days0001628280-23-038916
10-Q30 Jun 20239 Aug 202340 days0001628280-23-028300
10-Q31 Mar 202310 May 202340 days0001628280-23-016924
10-K31 Dec 20222 Mar 202361 days0001628280-23-005933
10-Q30 Sep 20223 Nov 202234 days0001628280-22-028231
10-Q30 Jun 202212 Aug 202243 days0001628280-22-022530
10-Q31 Mar 202213 May 202243 days0001628280-22-014149
10-K31 Dec 20214 Mar 202263 days0001628280-22-005026
10-Q30 Sep 202122 Nov 202153 days0001193125-21-336853
10-Q30 Jun 202118 Aug 202149 days0001564590-21-045040
10-Q31 Mar 202124 May 202154 days0001564590-21-029510
10-K31 Dec 202031 Mar 202190 days0001564590-21-017079
10-Q30 Sep 202016 Nov 202047 days0001564590-20-054074

Source: SEC EDGAR company submissions for CIK 0001819438. Atlas publishes filed facts only. The SEC does not publish forward reporting dates, so no announced future date is claimed here.