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ESS Tech, Inc.

GWH
Exchange
NYSE
Industry
Miscellaneous Electrical Machinery, Equipment & Supplies
SEC CIK
0001819438

In the last 90 days, ESS Tech, Inc. insiders filed 0 open-market purchases and 2 sales; 47 institutions reported holding it in 13F filings for Q2 2026, worth $6.94M in total; no superinvestor holds it.

Other share classesGWHWW

13F holders, Q4 2022

Institutional positions in ESS Tech, Inc. as of Dec 31, 2022. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
107
+15 vs. Q3 2022
Shares held
64.3M
+1.33M (+2.1%) vs. Q3 2022
Total value
$156.2M
−$101.5M (−39.4%) vs. Q3 2022
New holders
36
26 more added
Sold out
21
23 more reduced

2 institutions that held it in Q3 2022 haven't filed for Q4 2022 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q3 2022: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting GWH on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ4 2022: 107 institutions
Q1 2021: 0 institutionsQ2 2021: 0 institutionsQ3 2021: 4 institutionsQ4 2021: 58 institutionsQ1 2022: 75 institutionsQ2 2022: 97 institutionsQ3 2022: 94 institutionsQ4 2022: 107 institutionsQ1 2023: 102 institutionsQ2 2023: 91 institutionsQ3 2023: 101 institutionsQ4 2023: 108 institutionsQ1 2024: 104 institutionsQ2 2024: 103 institutionsQ3 2024: 50 institutionsQ4 2024: 56 institutionsQ1 2025: 45 institutionsQ2 2025: 49 institutionsQ3 2025: 46 institutionsQ4 2025: 55 institutionsQ1 2026: 51 institutionsQ2 2026: 47 institutions
Value heldQ4 2022: $156.2M
Q1 2021: $0Q2 2021: $0Q3 2021: $9.04MQ4 2021: $622.1MQ1 2022: $331.4MQ2 2022: $175.7MQ3 2022: $257.8MQ4 2022: $156.2MQ1 2023: $88.9MQ2 2023: $86.9MQ3 2023: $114.0MQ4 2023: $69.4MQ1 2024: $40.9MQ2 2024: $42.3MQ3 2024: $20.7MQ4 2024: $20.5MQ1 2025: $11.0MQ2 2025: $4.02MQ3 2025: $5.69MQ4 2025: $11.9MQ1 2026: $8.90MQ2 2026: $6.94M
Institutions holding GWH and their total value by quarter
QuarterHoldersValue
Q2 202647$6.94M
Q1 202651$8.90M
Q4 202555$11.9M
Q3 202546$5.69M
Q2 202549$4.02M
Q1 202545$11.0M
Q4 202456$20.5M
Q3 202450$20.7M
Q2 2024103$42.3M
Q1 2024104$40.9M
Q4 2023108$69.4M
Q3 2023101$114.0M
Q2 202391$86.9M
Q1 2023102$88.9M
Q4 2022107$156.2M
Q3 202294$257.8M
Q2 202297$175.7M
Q1 202275$331.4M
Q4 202158$622.1M
Q3 20214$9.04M
Q2 20210$0
Q1 20210$0

Institutions, Q4 2022

Shares, value and share of portfolio for each institution holding ESS Tech, Inc.; share changes are against Q3 2022.

Institutions holding GWH in Q4 2022
InstitutionSharesValue% of portfolioChange in sharesAction
Softbank Group Corp35,953,699$87.4M1.31%00.0%Unchanged
BlackRock Inc.4,818,853$11.7M0.00%+192,247+4.2%Added
Invesco Ltd.4,337,889$10.5M0.00%+1,056,429+32.2%Added
Legal & General Group Plc3,183,765$7.74M0.00%+1,133,486+55.3%Added
Vanguard Group Inc3,085,702$7.50M0.00%−206,215−6.3%Reduced
State Street Corp1,764,954$4.29M0.00%+20,151+1.2%Added
Kim, LLC1,691,446$4.11M0.23%−16,900−1.0%Reduced
Geode Capital Management, LLC1,212,411$2.95M0.00%+43,476+3.7%Added
First Trust Advisors LP961,539$2.33M0.00%−30,447−3.1%Reduced
FMR LLC787,895$1.91M0.00%−2,861−0.4%Reduced
Northern Trust Corp663,433$1.61M0.00%+10,259+1.6%Added
Blair William & Co620,915$1.51M0.01%−13,999−2.2%Reduced
Van Eck Associates Corp488,630$1.19M0.00%−2,000−0.4%Reduced
Charles Schwab Investment Management Inc484,430$1.18M0.00%+28,636+6.3%Added
Laird Norton Trust Company, LLC353,453$858.9K0.12%+353,453New
JPMorgan Chase & Co324,078$787.0K0.00%+259,168+399.3%Added
Bank of America Corp293,945$714.3K0.00%−177,568−37.7%Reduced
Squarepoint Ops LLC273,457$664.5K0.00%+165,393+153.1%Added
Nuveen Asset Management, LLC248,939$605.0K0.00%−3,908−1.5%Reduced
Bank of New York Mellon Corp223,911$544.1K0.00%+5,634+2.6%Added
Morgan Stanley189,223$459.8K0.00%+76,520+67.9%Added
HighTower Advisors, LLC138,461$335.0K0.00%+138,461New
Goldman Sachs Group Inc137,773$334.8K0.00%−90,394−39.6%Reduced
Swiss National Bank125,800$305.7K0.00%00.0%Unchanged
Healthcare of Ontario Pension Plan Trust Fund124,195$301.8K0.00%−70,505−36.2%Reduced
Two Sigma Investments, LP122,916$298.7K0.00%+122,916New
Rhumbline Advisers102,482$249.0K0.00%+1,831+1.8%Added
XTX Topco Ltd100,753$244.8K0.05%+100,753New
Redmond Asset Management, LLC98,163$238.5K0.09%00.0%Unchanged
Jump Financial, LLC92,400$224.5K0.01%+92,400New
California State Teachers Retirement System78,791$191.5K0.00%+971+1.2%Added
Cerity Partners LLC71,130$172.8K0.00%−1,000−1.4%Reduced
UBS Asset Management Americas Inc57,782$140.4K0.00%00.0%Unchanged
New York State Common Retirement Fund57,385$139.4K0.00%−150.0%Reduced
Kestra Advisory Services, LLC56,000$136.1K0.00%+15,500+38.3%Added
Advisor Group Holdings, Inc.55,484$134.6K0.00%+6,527+13.3%Added
Cubist Systematic Strategies, LLC52,634$127.9K0.00%+52,634New
Baird Financial Group, Inc.50,000$122.0K0.00%+50,000New
MetLife Investment Management46,628$113.3K0.00%00.0%Unchanged
Credit Suisse AG39,489$96.0K0.00%−16,296−29.2%Reduced
The PNC Financial Services Group, Inc.38,653$93.9K0.00%+2,000+5.5%Added
American International Group, Inc.38,158$92.7K0.00%−139−0.4%Reduced
Deutsche Bank AG35,181$85.5K0.00%+539+1.6%Added
Citadel Advisors LLC34,942$84.9K0.00%+20,234+137.6%Added
Manufacturers Life Insurance Company, The34,488$83.8K0.00%+2,194+6.8%Added
UBS Group AG33,021$80.2K0.00%+28,651+655.6%Added
Jane Street Group, LLC31,544$76.7K0.00%−845−2.6%Reduced
LPL Financial LLC31,173$75.8K0.00%−35,837−53.5%Reduced
Voya Investment Management LLC31,113$75.6K0.00%00.0%Unchanged
Alliancebernstein L.P.26,400$64.2K0.00%+26,400New
Susquehanna International Group, LLP24,324$59.1K0.00%−110,317−81.9%Reduced
Barclays PLC21,660$52.6K0.00%+18,240+533.3%Added
Chase Investment Counsel Corp19,825$48.0K0.03%+19,825New
Brighton Jones LLC17,726$43.1K0.00%00.0%Unchanged
Bank of Montreal17,124$41.6K0.00%+17,124New
Parcion Private Wealth LLC17,013$41.3K0.00%00.0%Unchanged
Point72 Middle East FZE16,469$40.0K0.00%+16,469New
Wolverine Trading, LLC16,138$39.0K0.00%+16,138New
Zurcher Kantonalbank (Zurich Cantonalbank)15,531$37.7K0.00%−808−4.9%Reduced
Arizona State Retirement System15,136$36.8K0.00%+617+4.2%Added
AQR Capital Management LLC14,474$35.2K0.00%+14,474New
SG Americas Securities, LLC14,424$35.0K0.00%+14,424New
Price T Rowe Associates Inc13,754$33.0K0.00%+1,126+8.9%Added
Dynamic Technology Lab Private Ltd13,552$33.0K0.00%+13,552New
Royal Bank of Canada13,376$32.0K0.00%+8,118+154.4%Added
Amalgamated Bank12,682$31.0K0.00%00.0%Unchanged
Cetera Advisor Networks LLC11,585$28.2K0.00%+475+4.3%Added
Global Retirement Partners, LLC11,350$27.6K0.00%+11,350New
Group One Trading, L.P.11,309$27.5K0.00%−22,274−66.3%Reduced
CI Private Wealth, LLC11,000$26.7K0.00%+11,000New
Private Trust Co NA10,500$26.0K0.00%+10,500New
ProShare Advisors LLC10,380$25.2K0.00%+10,380New
SailingStone Capital Partners LLC9,805$24.2K0.01%+9,805New
Tower Research Capital LLC (TRC)8,582$21.0K0.00%+1,057+14.0%Added
Ameritas Investment Partners, Inc.6,050$14.5K0.00%00.0%Unchanged
Metropolitan Life Insurance Co5,412$13.2K0.00%00.0%Unchanged
Clear Street Markets LLC4,801$12.0K0.00%+4,801New
Parkside Financial Bank & Trust2,500$6.08K0.00%+2,500New
Wells Fargo & Company2,057$5.00K0.00%−3,162−60.6%Reduced
Citigroup Inc1,881$4.57K0.00%−655−25.8%Reduced
US Bancorp1,750$4.25K0.00%00.0%Unchanged
Retirement Financial Solutions, LLC1,554$3.78K0.00%+1,554New
Sargent Bickham Lagudis LLC1,000$2.43K0.00%00.0%Unchanged
New Hampshire Trust1,000$2.43K0.00%+1,000New
Sandy Spring Bank900$2.19K0.00%00.0%Unchanged
Missouri Trust & Investment Co1,000$2.00K0.00%00.0%Unchanged
Harbour Investments, Inc.750$1.82K0.00%+750New
Steward Partners Investment Advisory, LLC717$1.74K0.00%−178,865−99.6%Reduced
Money Concepts Capital Corp608$1.48K0.00%+608New
Benjamin F. Edwards & Company, Inc.595$1.00K0.00%00.0%Unchanged
Jackson, Grant Investment Advisers, Inc.302$7340.00%00.0%Unchanged
Horan Securities, Inc.255$6200.00%+255New
Allworth Financial LP227$5520.00%00.0%Unchanged
Albion Financial Group200$4860.00%00.0%Unchanged
Whittier Trust Co200$4860.00%+200New
Hexagon Capital Partners LLC100$2430.00%−200−66.7%Reduced
Advisory Services Network, LLC100$2430.00%+100New
CoreCap Advisors, LLC100$2430.00%+100New
Financial Avengers, Inc.80$1940.00%00.0%Unchanged
TCI Wealth Advisors, Inc.60$1460.00%00.0%Unchanged