TOMI Environmental Solutions, Inc.
TOMI Environmental Solutions, Inc. (TOMZ) Stock Ownership
Institutional vs insider vs public ownership from 13F and float data — top holders, activity, and insider trades below.
SEC 13F · FMP · TOMZ · as of Sep 30, 2025
Ownership Breakdown
19
Institutional Holders
▲ 1 vs Q2
$1.07M
Total Inst. Value
▲ $76,876 vs Q2
21.70M
Shares Outstanding
freeFloat 60.57%
1.05M
13F Shares Held
▲ 107,432 vs Q2
Institutional ownership = 13F shares ÷ total outstanding. Insider % = 100 − free float. Public % = free float − institution %. Data: FMP /symbol-positions-summary + /shares-float + SEC EDGAR.
Top Institutional Holders
TOMZ largest shareholders · institutional ownership
Q3 2025 · SEC 13F
Showing top 10 holders
| Holder | Shares | % Owned | Weight | Value | Reported | Change |
|---|---|---|---|---|---|---|
VANGUARD GROUP INC industrial organic chemicals | 602.4K | 3.00% | 3.00% | $620.50M | Nov 7, 2025 | ▲ 47.0K |
GEODE CAPITAL MANAGEMENT, LLC industrial organic chemicals | 134.9K | 67.30% | 67.30% | $139.01M | Nov 12, 2025 | ▲ 945 |
SUSQUEHANNA INTERNATIONAL GROUP, LLP industrial organic chemicals | 101.3K | 50.52% | 50.52% | $104.32M | Nov 14, 2025 | ▲ 30.4K |
STATE STREET CORP industrial organic chemicals | 52.2K | 26.04% | 26.04% | $53.77M | Nov 14, 2025 | — held |
CHOREO, LLC industrial organic chemicals | 43.8K | 21.87% | 21.87% | $44.28M | Nov 12, 2025 | ▼ 3.0K |
RENAISSANCE TECHNOLOGIES LLC industrial organic chemicals | 33.8K | 16.86% | 16.86% | $34.14M | Nov 13, 2025 | ▲ 22.7K |
CITADEL ADVISORS LLC industrial organic chemicals | 17.6K | 8.75% | 8.75% | $18.08M | Nov 14, 2025 | NEW |
NORTHERN TRUST CORP industrial organic chemicals | 15.8K | 7.90% | 7.90% | $15.99M | Nov 14, 2025 | — held |
SPINNAKER INVESTMENT GROUP, LLC industrial organic chemicals | 14.7K | 7.35% | 7.35% | $14.88M | Oct 10, 2025 | — held |
COMMONWEALTH EQUITY SERVICES, LLC industrial organic chemicals | 11.1K | 5.52% | 5.52% | $11.00M | Oct 22, 2025 | ▲ 9 |
Data from SEC Form 13F filings. Ownership bar normalised to largest holder. Change flags: isNew / isSoldOut / changeInSharesNumber (FMP extract-analytics/holder).
Institutional Activity
Q3 2025 vs prior quarter
Q3 2025
7
Increased
+101.9K shares3
New Positions
first time holders3
Decreased
−8.6K shares2
Sold Out
fully exitedNet shares change (top 50)
+93.4K
+101.9K / −8.6K
Net new holders
+5
3 new / 2 exited
Based on top 50 institutional holders by position size. Fields: isNew, isSoldOut, changeInSharesNumber (FMP extract-analytics/holder, limit=50).
Insider Buying vs Selling
TOMZ insider trading · insider activity
Source: SEC Form 4
3
Buy transactions
0
Sell transactions
0.00
Buy/Sell ratio
$0M
Total disposed
Recent Insider Transactions
Showing 10 most recent · Common Stock only
| Name · Role | Date | Type | Shares | Price | Value | After Trans. | Filing |
|---|---|---|---|---|---|---|---|
Lim Boh Soon director | Apr 22, 2026 | Award | 10,000 | $0.55 | $5.5K | 208.5K | Form 4 ↗ |
Fragasso Francesco director | Apr 22, 2026 | Award | 10,000 | $0.55 | $5.5K | 30.0K | Form 4 ↗ |
PAUL HAROLD director | Apr 22, 2026 | Award | 10,000 | $0.55 | $5.5K | 91.3K | Form 4 ↗ |
Lim Boh Soon director | Jan 9, 2026 | Award | 10,000 | $0.79 | $7.9K | 198.5K | Form 4 ↗ |
PAUL HAROLD director | Jan 9, 2026 | Award | 20,000 | $0.79 | $15.8K | 81.3K | Form 4 ↗ |
Fragasso Francesco director | Jan 9, 2026 | Award | 20,000 | $0.79 | $15.8K | 20.0K | Form 4 ↗ |
Vanston David Cecil Chief Financial Officer | Oct 6, 2025 | Award | 100,000 | — | — | 100.0K | Form 4 ↗ |
Lim Boh Soon director | May 12, 2025 | Award | 20,000 | $0.85 | $17.0K | 188.5K | Form 4 ↗ |
JOHNSEN WALTER C director | May 12, 2025 | Award | 20,000 | $0.85 | $17.0K | 130.4K | Form 4 ↗ |
Anderson Kelly director | May 12, 2025 | Award | 20,000 | $0.85 | $17.0K | 130.4K | Form 4 ↗ |
Source: /insider-trading/search (FMP stable). Buy/Sell direction: acquisitionOrDisposition A=Buy, D=Sell. RSU vesting (M-Exempt) excluded from sentiment bar. All data from SEC EDGAR public filings.
About institutional & insider ownership
TOMI Environmental Solutions, Inc. (TOMZ) is primarily owned by institutional investors, who hold approximately 4.8% of total shares outstanding. Company insiders own approximately 39.43%, while retail and public investors account for the remaining 55.75%.
The largest institutional shareholder of TOMI Environmental Solutions, Inc. is VANGUARD GROUP INC, holding approximately 602,430 shares — equal to 3.00% of outstanding shares — as of September 30, 2025.
A total of 19 institutional investors currently hold TOMZ stock, with a combined institutional value of approximately $1,071,806 as of the most recent 13F filing period.
Frequently asked questions
TOMZ ownershipTOMI Environmental Solutions, Inc. (TOMZ) is primarily owned by institutional investors, who hold approximately 4.8% of shares. The largest shareholder is VANGUARD GROUP INC with a 3.00% stake. Company insiders hold 39.43%. Data sourced from SEC Form 13F as of September 30, 2025.