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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, Q3 2023

Institutional positions in ESS Tech, Inc. as of Sep 30, 2023. 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
101
+10 vs. Q2 2023
Shares held
60.7M
+1.55M (+2.6%) vs. Q2 2023
Total value
$114.0M
+$27.1M (+31.2%) vs. Q2 2023
New holders
20
28 more added
Sold out
10
27 more reduced

Compare with Q2 2023: 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 holdersQ3 2023: 101 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 heldQ3 2023: $114.0M
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, Q3 2023

Shares, value and share of portfolio for each institution holding ESS Tech, Inc.; share changes are against Q2 2023.

Institutions holding GWH in Q3 2023
InstitutionSharesValue% of portfolioChange in sharesAction
Softbank Group Corp35,953,699$67.6M0.74%00.0%Unchanged
BlackRock Inc.5,635,025$10.6M0.00%−146,483−2.5%Reduced
Invesco Ltd.5,009,904$9.42M0.00%+2,245,124+81.2%Added
Vanguard Group Inc3,028,112$5.69M0.00%+13,418+0.4%Added
State Street Corp2,017,762$3.79M0.00%+74,059+3.8%Added
Geode Capital Management, LLC1,548,552$2.91M0.00%+170,069+12.3%Added
First Trust Advisors LP823,996$1.55M0.00%−42,382−4.9%Reduced
FMR LLC799,544$1.50M0.00%−6,610−0.8%Reduced
Northern Trust Corp701,338$1.32M0.00%+31,790+4.7%Added
Blair William & Co538,327$1.01M0.00%−76,654−12.5%Reduced
Charles Schwab Investment Management Inc522,030$981.4K0.00%+13,755+2.7%Added
Laird Norton Trust Company, LLC353,453$664.5K0.09%00.0%Unchanged
Bank of New York Mellon Corp295,776$556.1K0.00%+10,169+3.6%Added
Toroso Investments, LLC291,446$547.9K0.02%+291,446New
Nuveen Asset Management, LLC238,803$448.9K0.00%−27,396−10.3%Reduced
Ardsley Advisory Partners LP200,000$376.0K0.10%+200,000New
Redmond Asset Management, LLC188,254$353.9K0.13%+90,091+91.8%Added
Morgan Stanley183,928$345.8K0.00%+22,122+13.7%Added
Baird Financial Group, Inc.165,800$311.7K0.00%+65,800+65.8%Added
Bridgeway Capital Management, LLC150,000$282.0K0.01%00.0%Unchanged
HighTower Advisors, LLC138,717$261.0K0.00%+131+0.1%Added
Healthcare of Ontario Pension Plan Trust Fund132,302$248.7K0.00%+11,616+9.6%Added
Rhumbline Advisers128,125$240.9K0.00%+4,060+3.3%Added
Bank of America Corp123,464$232.1K0.00%+36,605+42.1%Added
Goldman Sachs Group Inc118,186$222.2K0.00%−12,219−9.4%Reduced
Advisor Group Holdings, Inc.65,929$123.9K0.00%+4,744+7.8%Added
Green Alpha Advisors, LLC63,133$118.7K0.09%+63,133New
JPMorgan Chase & Co62,117$116.8K0.00%−364,415−85.4%Reduced
Millennium Management LLC59,652$112.1K0.00%−343,286−85.2%Reduced
Kestra Advisory Services, LLC56,132$105.5K0.00%+132+0.2%Added
Verition Fund Management LLC54,800$103.0K0.00%+54,800New
MetLife Investment Management53,190$100.0K0.00%+53,190New
D. E. Shaw & Co., Inc.51,738$97.3K0.00%+51,738New
UBS Group AG47,514$89.3K0.00%−15,557−24.7%Reduced
Susquehanna International Group, LLP46,287$87.0K0.00%+1,736+3.9%Added
American International Group, Inc.45,534$85.6K0.00%+1,619+3.7%Added
The PNC Financial Services Group, Inc.42,153$79.2K0.00%+3,500+9.1%Added
Pathstone Family Office, LLC39,658$74.6K0.00%+39,658New
Voya Investment Management LLC39,198$73.7K0.00%00.0%Unchanged
Deutsche Bank AG37,857$71.2K0.00%00.0%Unchanged
SEI Investments Co28,632$53.8K0.00%+6,734+30.8%Added
Wells Fargo & Company25,096$47.2K0.00%−13,716−35.3%Reduced
Alliancebernstein L.P.24,530$46.1K0.00%−10,930−30.8%Reduced
C2C Wealth Management, LLC25,376$45.8K0.01%−10,593−29.5%Reduced
LPL Financial LLC22,611$42.5K0.00%−1,000−4.2%Reduced
Mariner, LLC21,590$40.6K0.00%+454+2.1%Added
New York State Common Retirement Fund20,908$39.3K0.00%+20.0%Added
Price T Rowe Associates Inc20,143$38.0K0.00%+5,296+35.7%Added
California State Teachers Retirement System20,132$37.8K0.00%−10,218−33.7%Reduced
ARS Investment Partners, LLC20,000$37.6K0.00%+20,000New
Two Sigma Advisers, LP19,000$35.7K0.00%−7,300−27.8%Reduced
Brighton Jones LLC17,726$33.3K0.00%00.0%Unchanged
Independent Financial Group, LLC17,409$32.7K0.00%+2,409+16.1%Added
Royal Bank of Canada16,874$32.0K0.00%+5,999+55.2%Added
Parcion Private Wealth LLC17,013$32.0K0.00%00.0%Unchanged
Barclays PLC15,380$28.9K0.00%−3,611−19.0%Reduced
Smith Anglin Financial, LLC14,300$26.9K0.00%+14,300New
Engineers Gate Manager LP13,501$25.4K0.00%+13,501New
Commonwealth Equity Services, LLC13,229$25.0K0.00%−63,460−82.7%Reduced
Citadel Advisors LLC13,160$24.7K0.00%−31,910−70.8%Reduced
Eqis Capital Management, Inc.12,638$23.8K0.00%+12,638New
ProShare Advisors LLC11,854$22.3K0.00%−12−0.1%Reduced
Cetera Advisor Networks LLC11,728$22.0K0.00%−357−3.0%Reduced
Principal Financial Group Inc11,653$21.9K0.00%+11,653New
XTX Topco Ltd11,258$21.2K0.00%−33,122−74.6%Reduced
Raymond James Financial Services Advisors, Inc.11,215$21.1K0.00%+11,215New
Pickering Energy Partners LP11,000$20.7K0.26%−2,805−20.3%Reduced
Squarepoint Ops LLC10,740$20.2K0.00%+10,740New
Jane Street Group, LLC10,523$19.8K0.00%−321,483−96.8%Reduced
Private Trust Co NA10,500$19.7K0.00%00.0%Unchanged
Janney Montgomery Scott LLC10,000$19.0K0.00%+10,000New
Western Wealth Management, LLC10,000$18.8K0.00%00.0%Unchanged
Cypress Wealth Services, LLC10,000$18.8K0.01%+10,000New
Legal & General Group Plc9,443$17.8K0.00%00.0%Unchanged
Global Retirement Partners, LLC8,350$16.1K0.00%−3,000−26.4%Reduced
Amalgamated Bank8,515$16.0K0.00%00.0%Unchanged
Ameritas Investment Partners, Inc.6,050$11.4K0.00%00.0%Unchanged
Metropolitan Life Insurance Co5,498$10.3K0.00%+5,498New
Group One Trading, L.P.5,215$9.80K0.00%−18,844−78.3%Reduced
Missouri Trust & Investment Co5,000$9.40K0.00%+4,000+400.0%Added
Tower Research Capital LLC (TRC)4,281$8.05K0.00%−6,752−61.2%Reduced
Cutler Group LP3,337$6.00K0.00%+565+20.4%Added
Steward Partners Investment Advisory, LLC3,000$5.64K0.00%+3,000New
Parkside Financial Bank & Trust2,500$4.70K0.00%00.0%Unchanged
US Bancorp1,750$3.29K0.00%00.0%Unchanged
GWM Advisors LLC1,534$2.88K0.00%00.0%Unchanged
Wolff Wiese Magana LLC1,000$1.88K0.00%00.0%Unchanged
Sandy Spring Bank900$1.69K0.00%00.0%Unchanged
Benjamin F. Edwards & Company, Inc.595$1.00K0.00%00.0%Unchanged
Harbor Investment Advisory, LLC500$9400.00%+500New
Wolverine Asset Management LLC462$8680.00%00.0%Unchanged
Jackson, Grant Investment Advisers, Inc.302$5680.00%00.0%Unchanged
Allworth Financial LP227$4270.00%00.0%Unchanged
Albion Financial Group200$3760.00%00.0%Unchanged
Financial Avengers, Inc.80$1500.00%00.0%Unchanged
Citigroup Inc72$1350.00%−27,103−99.7%Reduced
Nisa Investment Advisors, LLC47$880.00%00.0%Unchanged
Headinvest, LLC10$180.00%+10New
Sound Income Strategies, LLC4$80.00%00.0%Unchanged
Coston, McIsaac & Partners50$00.00%00.0%Unchanged