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TOMZ · TOMI Environmental Solutions, Inc.

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$1.75 -0.12 (-6.42%) At close · Aug 14
Market Cap
$14.25M
Shares
8.14M

Institutional ownership from SEC Form 13F filings. Investment managers with more than $100 million in U.S. equities must disclose their positions every quarter, within 45 days of quarter-end, so the holdings shown can lag the market by up to a quarter.

Holders: 20
Total Value: $911,678
Total Shares: 1,111,813

Institutional Ownership Trend

25 quarters

Holder Concentration

Across 20 13F filers · Δ vs Mar 31, 2026
Top Holder
54.0%
Sep 2023 → Jun 2026 · range 54.0% – 69.8%
−15.8 pts
Top 5
86.5%
Sep 2023 → Jun 2026 · range 86.1% – 94.4%
−7.9 pts
Top 10
95.5%
Sep 2023 → Jun 2026 · range 95.5% – 99.6%
−4.0 pts
HHI
3,231
Sep 2023 → Jun 2026 · range 3,231 – 5,107
Highly concentrated−1,876

Quarterly Activity

vs Mar 31, 2026
New
7
Increased
5
Decreased
4
Sold Out
3
Unchanged
4
Holder count: +4
Institutional value: +70.4%
Shares held: +14.3%

Top Buyers

vs Mar 31, 2026
Institution Added Now Holds Open

Top Sellers

vs Mar 31, 2026
Institution Sold Now Holds Open

Top New Positions

vs Mar 31, 2026
Institution Acquired Value (USD) Open

Top Sold-Out Positions

vs Mar 31, 2026
Institution Previously Held Last Value (USD) Open
Showing 20 of 20
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Holder Value (USD) % of 13F Shares Open
Key facts CIK 314227 CUSIP 890023203 13F (30d) 19 filings 19 filers Visit website Investor relations