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374Water
SCWO

44 hedge funds and large institutions have $3.4M invested in 374Water in 2026 Q2 according to their latest regulatory filings, with 6 funds opening new positions, 8 increasing their positions, 6 reducing their positions, and 9 closing their positions.

New
Increased
Maintained
Reduced
Closed

33% more repeat investments, than reductions

Existing positions increased: 8 | Existing positions reduced: 6

0.09% less ownership

Funds ownership: 10.29% → 10.2% (-0.09%)

6% less funds holding

Funds holding: 47 → 44 (-3)

31% less capital invested

Capital invested by funds: $4.91M → $3.4M (-$1.51M)

33% less first-time investments, than exits

New positions opened: 6 | Existing positions closed: 9

Holders
44
Holders Change
-3
Holders Change %
-6.38%
% of All Funds
0.53%
Holding in Top 10
–
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
–
New
6
Increased
8
Reduced
6
Closed
9
Calls
–
Puts
–
Net Calls
–
Net Calls Change
–

Top Buyers

Rank Fund Capital Flow
1
BlackRock
BlackRock
New York
+$102K
2
Vanguard Fiduciary Trust
Vanguard Fiduciary Trust
Pennsylvania
+$54.8K
3
Raymond James Financial
Raymond James Financial
Florida
+$49.2K
4
Citadel Advisors
Citadel Advisors
Florida
+$37.3K
5
Qube Research & Technologies (QRT)
Qube Research & Technologies (QRT)
United Kingdom
+$36.2K

Top Sellers

Rank Fund Capital Flow
1
PP
Patron Partners
Texas
-$42.6K
2
Millennium Management
Millennium Management
New York
-$38.6K
3
Susquehanna International Group
Susquehanna International Group
Pennsylvania
-$35.7K
4
TWP
TFO Wealth Partners
Ohio
-$33.7K
5
Osaic Holdings
Osaic Holdings
Arizona
-$32.9K

SCWO Hedge Fund Activity: Q2 2026 in Review

44 of the 8,318 institutional investors tracked by Wall St. Rank reported a position in 374Water (SCWO) for Q2 2026, worth a combined $3.4M — down 31% from $4.91M a quarter earlier.

Sellers outnumbered buyers: 9 funds closed out of SCWO and 6 opened new positions — a net loss of 3 holders — while 6 trimmed existing stakes and 8 added.

The largest buyer was BlackRock, adding an estimated $102K. The largest seller was Patron Partners, exiting entirely with an estimated $42.6K sold.

  • 44 institutional investors held 374Water (SCWO) as of Q2 2026, down from 47 in Q1 2026.
  • Funds reported $3.4M of 374Water stock for Q2 2026, down 31% quarter-over-quarter.
  • 6 funds opened new 374Water positions in Q2 2026 and 9 closed out, a net change of -3 holders.
  • The largest 374Water buyer in Q2 2026 was BlackRock, an estimated $102K added.
  • The largest 374Water seller in Q2 2026 was Patron Partners, an estimated $42.6K sold.

Based on aggregated 13F filings for Q2 2026.