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ESS Tech
GWH

49 hedge funds and large institutions have $4.02M invested in ESS Tech in 2025 Q2 according to their latest regulatory filings, with 8 funds opening new positions, 10 increasing their positions, 9 reducing their positions, and 4 closing their positions.

New
Increased
Maintained
Reduced
Closed

100% more first-time investments, than exits

New positions opened: 8 | Existing positions closed: 4

11% more repeat investments, than reductions

Existing positions increased: 10 | Existing positions reduced: 9

9% more funds holding

Funds holding: 45 → 49 (+4)

3.38% less ownership

Funds ownership: 28.35% → 24.96% (-3.4%)

63% less capital invested

Capital invested by funds: $11M → $4.02M (-$6.96M)

Holders
49
Holders Change
+4
Holders Change %
+8.89%
% of All Funds
0.64%
Holding in Top 10
–
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
–
New
8
Increased
10
Reduced
9
Closed
4
Calls
–
Puts
–
Net Calls
–
Net Calls Change
–

Top Buyers

Rank Fund Capital Flow
1
GCP
GSA Capital Partners
United Kingdom
+$28K
2
XT
XTX Topco
Cayman Islands
+$27.6K
3
Vanguard Group
Vanguard Group
Pennsylvania
+$22.2K
4
Renaissance Technologies
Renaissance Technologies
New York
+$21.9K
5
TRCT
Tower Research Capital (TRC)
New York
+$5.41K

Top Sellers

Rank Fund Capital Flow
1
Baird Financial Group
Baird Financial Group
Wisconsin
-$1.2M
2
Millennium Management
Millennium Management
New York
-$68.9K
3
UBS Group
UBS Group
Switzerland
-$15.5K
4
PA
Parallel Advisors
California
-$10.3K
5
GAA
Green Alpha Advisors
Colorado
-$4.53K
Name Holding Trade Value Shares
Change 		Change in
Stake
Raymond James Financial
26
Raymond James Financial
Florida
$463 +$651 +348 New
MTIC
27
Missouri Trust & Investment Company
Missouri
$443 – – –
PA
28
Parallel Advisors
California
$399 -$10.3K -5,518 -95%
PFBT
29
Parkside Financial Bank & Trust
Missouri
$310 – – –
JP Morgan Chase
30
JP Morgan Chase
New York
$224 +$24 +13 +8%
AF
31
Allworth Financial
California
$221 – – –
Northwestern Mutual Wealth Management
32
Northwestern Mutual Wealth Management
Wisconsin
$164 +$221 +118 +2,360%
PS
33
Principal Securities
Iowa
$144 -$120 -64 -37%
SS
34
SBI Securities
Japan
$98 -$22 -12 -14%
NA
35
NewEdge Advisors
Louisiana
$95 – – –
AIC
36
Archer Investment Corporation
Indiana
$90 – – –
FFA
37
Farther Finance Advisors
California
$88 – – –
WWM
38
Wolff Wiese Magana
California
$88 – – –
MIM
39
MTM Investment Management
South Carolina
$53 +$75 +40 New
SWP
40
Strategic Wealth Partners
Ohio
$47 +$65 +35 New
HIA
41
Harbor Investment Advisory
Maryland
$44 – – –
AFG
42
Albion Financial Group
Utah
$18 – – –
CCMI
43
Creative Capital Management Investments
California
$17 – – –
Jones Financial Companies
44
Jones Financial Companies
Missouri
$16 – – –
CA
45
CoreCap Advisors
Michigan
$8 – – –
NC
46
NewSquare Capital
Pennsylvania
$7 -$28 -15 -75%
Baird Financial Group
47
Baird Financial Group
Wisconsin
– -$1.2M -367,517 Closed
Millennium Management
48
Millennium Management
New York
– -$68.9K -21,147 Closed
CCM
49
Coldstream Capital Management
Washington
– -$2.28K -699 Closed
MG
50
Mather Group
Illinois
– -$65 -20 Closed
1
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3

GWH Hedge Fund Activity: Q2 2025 in Review

49 of the 7,598 institutional investors tracked by Wall St. Rank reported a position in ESS Tech (GWH) for Q2 2025, worth a combined $4.02M — down 63% from $11M a quarter earlier.

Buyers outnumbered sellers: 8 funds opened new GWH positions and 4 closed out — a net gain of 4 holders — while 10 added to existing stakes and 9 trimmed.

The largest buyer was GSA Capital Partners, adding an estimated $28K. The largest seller was Baird Financial Group, exiting entirely with an estimated $1.2M sold.

  • 49 institutional investors held ESS Tech (GWH) as of Q2 2025, up from 45 in Q1 2025.
  • Funds reported $4.02M of ESS Tech stock for Q2 2025, down 63% quarter-over-quarter.
  • 8 funds opened new ESS Tech positions in Q2 2025 and 4 closed out, a net change of +4 holders.
  • The largest ESS Tech buyer in Q2 2025 was GSA Capital Partners, an estimated $28K added.
  • The largest ESS Tech seller in Q2 2025 was Baird Financial Group, an estimated $1.2M sold.

Based on aggregated 13F filings for Q2 2025.