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TOMI Environmental Solutions
TOMZ

14 hedge funds and large institutions have $538K invested in TOMI Environmental Solutions in 2026 Q1 according to their latest regulatory filings, with 4 funds opening new positions, 1 increasing their positions, 3 reducing their positions, and 5 closing their positions.

New
Increased
Maintained
Reduced
Closed

0.03% less ownership

Funds ownership: 1.63% → 1.6% (-0.03%)

18% less funds holding

Funds holding: 17 → 14 (-3)

20% less first-time investments, than exits

New positions opened: 4 | Existing positions closed: 5

30% less capital invested

Capital invested by funds: $772K → $538K (-$234K)

67% less repeat investments, than reductions

Existing positions increased: 1 | Existing positions reduced: 3

Holders
14
Holders Change
-3
Holders Change %
-17.65%
% of All Funds
0.17%
Holding in Top 10
–
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
–
New
4
Increased
1
Reduced
3
Closed
5
Calls
–
Puts
–
Net Calls
–
Net Calls Change
–

Top Buyers

Rank Fund Capital Flow
1
UBS Group
UBS Group
Switzerland
+$1.1K
2
BlackRock
BlackRock
New York
+$2

Top Sellers

Rank Fund Capital Flow
1
Susquehanna International Group
Susquehanna International Group
Pennsylvania
-$52.1K
2
Renaissance Technologies
Renaissance Technologies
New York
-$17.7K
3
DS
DRW Securities
Illinois
-$12.9K
4
XT
XTX Topco
Cayman Islands
-$8.83K
5
Geode Capital Management
Geode Capital Management
Massachusetts
-$3.98K
Name Holding Trade Value Shares
Change 		Change in
Stake
VCM
1
Vanguard Capital Management
Pennsylvania
$376K +$477K +226,414 New
Geode Capital Management
2
Geode Capital Management
Massachusetts
$70.8K -$3.98K -1,888 -4%
State Street
3
State Street
Massachusetts
$28.9K – – –
VFT
4
Vanguard Fiduciary Trust
Pennsylvania
$21.9K +$27.8K +13,197 New
CL
5
Choreo LLC
Illinois
$10.5K – – –
Northern Trust
6
Northern Trust
Illinois
$8.76K – – –
SIG
7
Spinnaker Investment Group
California
$8.15K – – –
Commonwealth Equity Services
8
Commonwealth Equity Services
Massachusetts
$6.12K – – –
VGA
9
Vanguard Global Advisers
Pennsylvania
$2.45K +$3.11K +1,477 New
UBS Group
10
UBS Group
Switzerland
$2.25K +$1.1K +521 +63%
TRCT
11
Tower Research Capital (TRC)
New York
$2.17K -$198 -94 -7%
AF
12
Allworth Financial
California
$191 – – –
Citigroup
13
Citigroup
New York
$9 -$639 -303 -98%
BlackRock
14
BlackRock
New York
$2 +$2 +1 New
Morgan Stanley
15
Morgan Stanley
New York
$1 – – –
SS
16
SBI Securities
Japan
$1 – – –
Susquehanna International Group
17
Susquehanna International Group
Pennsylvania
– -$52.1K -22,276 Closed
Renaissance Technologies
18
Renaissance Technologies
New York
– -$17.7K -7,567 Closed
DS
19
DRW Securities
Illinois
– -$12.9K -5,519 Closed
XT
20
XTX Topco
Cayman Islands
– -$8.83K -3,772 Closed
Bank of America
21
Bank of America
North Carolina
– -$94 -40 Closed

TOMZ Hedge Fund Activity: Q1 2026 in Review

14 of the 8,126 institutional investors tracked by Wall St. Rank reported a position in TOMI Environmental Solutions (TOMZ) for Q1 2026, worth a combined $538K — down 30% from $772K a quarter earlier.

Sellers outnumbered buyers: 5 funds closed out of TOMZ and 4 opened new positions — a net loss of 1 holder — while 3 trimmed existing stakes and 1 added.

The largest buyer was UBS Group, adding an estimated $1.1K. The largest seller was Susquehanna International Group, exiting entirely with an estimated $52.1K sold.

  • 14 institutional investors held TOMI Environmental Solutions (TOMZ) as of Q1 2026, down from 17 in Q4 2025.
  • Funds reported $538K of TOMI Environmental Solutions stock for Q1 2026, down 30% quarter-over-quarter.
  • 4 funds opened new TOMI Environmental Solutions positions in Q1 2026 and 5 closed out, a net change of -1 holder.
  • The largest TOMI Environmental Solutions buyer in Q1 2026 was UBS Group, an estimated $1.1K added.
  • The largest TOMI Environmental Solutions seller in Q1 2026 was Susquehanna International Group, an estimated $52.1K sold.

Based on aggregated 13F filings for Q1 2026.