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374Water

44 hedge funds and large institutions have $3.13M invested in 374Water in 2025 Q4 according to their latest regulatory filings, with 5 funds opening new positions, 16 increasing their positions, 15 reducing their positions, and 19 closing their positions.

New
Increased
Maintained
Reduced
Closed

7% more repeat investments, than reductions

Existing positions increased: 16 | Existing positions reduced: 15

0.05% less ownership

Funds ownership: 0.96%0.91% (-0.05%)

25% less capital invested

Capital invested by funds: $4.18M → $3.13M (-$1.05M)

28% less funds holding

Funds holding: 6144 (-17)

74% less first-time investments, than exits

New positions opened: 5 | Existing positions closed: 19

Holders
44
Holders Change
-17
Holders Change %
-27.87%
% of All Funds
0.54%
Holding in Top 10
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
5
Increased
16
Reduced
15
Closed
19
Calls
Puts
Net Calls
Net Calls Change

SCWO Hedge Fund Activity: Q4 2025 in Review

44 of the 8,223 institutional investors tracked by Wall St. Rank reported a position in 374Water (SCWO) for Q4 2025, worth a combined $3.13M — down 25% from $4.18M a quarter earlier.

Sellers outnumbered buyers: 19 funds closed out of SCWO and 5 opened new positions — a net loss of 14 holders — while 15 trimmed existing stakes and 16 added.

The largest buyer was Jane Street, adding an estimated $166K. The largest seller was Millennium Management, cutting an estimated $66.8K.

  • 44 institutional investors held 374Water (SCWO) as of Q4 2025, down from 61 in Q3 2025.
  • Funds reported $3.13M of 374Water stock for Q4 2025, down 25% quarter-over-quarter.
  • 5 funds opened new 374Water positions in Q4 2025 and 19 closed out, a net change of -14 holders.
  • The largest 374Water buyer in Q4 2025 was Jane Street, an estimated $166K added.
  • The largest 374Water seller in Q4 2025 was Millennium Management, an estimated $66.8K sold.

Based on aggregated 13F filings for Q4 2025.