21 institutions reported holding $537,873 of TOMI ENVIRONMENTAL SOLUTIONS (TOMZ) in SEC 13F filings for 2026-03-31. Largest institutional holders: VANGUARD CAPITAL MANAGEMENT LLC ($375,620), GEODE CAPITAL MANAGEMENT, LLC ($70,841), STATE STREET CORP ($28,877), VANGUARD FIDUCIARY TRUST CO ($21,894), CHOREO, LLC ($10,534). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | VANGUARD CAPITAL MANAGEMENT LLC | $375,620 | 679,241 | New |
| 2 | GEODE CAPITAL MANAGEMENT, LLC | $70,841 | 128,048 | Trimmed |
| 3 | STATE STREET CORP | $28,877 | 52,209 | Hold |
| 4 | VANGUARD FIDUCIARY TRUST CO | $21,894 | 39,592 | New |
| 5 | CHOREO, LLC | $10,534 | 19,046 | Hold |
| 6 | NORTHERN TRUST CORP | $8,758 | 15,835 | Hold |
| 7 | Spinnaker Investment Group, LLC | $8,152 | 14,738 | Hold |
| 8 | COMMONWEALTH EQUITY SERVICES, LLC | $6,120 | 11,059 | Hold |
| 9 | Vanguard Global Advisers, LLC | $2,451 | 4,432 | New |
| 10 | UBS Group AG | $2,247 | 4,062 | Added |
| 11 | Tower Research Capital LLC (TRC) | $2,175 | 3,932 | Trimmed |
| 12 | Allworth Financial LP | $191 | 344 | Hold |
| 13 | CITIGROUP INC | $9 | 16 | Trimmed |
| 14 | BlackRock, Inc. | $2 | 3 | New |
| 15 | MORGAN STANLEY | $1 | 1 | Hold |
| 16 | SBI Securities Co., Ltd. | $1 | 1 | Hold |
| 17 | DRW Securities, LLC | $0 | 0 | Exited |
| 18 | BANK OF AMERICA CORP /DE/ | $0 | 0 | Exited |
| 19 | XTX Topco Ltd | $0 | 0 | Exited |
| 20 | RENAISSANCE TECHNOLOGIES LLC | $0 | 0 | Exited |
| 21 | SUSQUEHANNA INTERNATIONAL GROUP, LLP | $0 | 0 | Exited |
Source: SEC Form 13F filings · as of 2026-03-31