14 institutions reported holding $247,515 of EXPION360 INC (XPON) in SEC 13F filings for 2026-06-30. Largest institutional holders: VANGUARD GROUP INC ($81,776), KMT WEALTH MANAGEMENT, LLC ($68,468), GEODE CAPITAL MANAGEMENT, LLC ($33,773), Ground Swell Capital, LLC ($19,643), CITADEL ADVISORS LLC ($14,876). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | VANGUARD GROUP INC | $81,776 | 181,724 | Added |
| 2 | KMT WEALTH MANAGEMENT, LLC | $68,468 | 152,152 | New |
| 3 | GEODE CAPITAL MANAGEMENT, LLC | $33,773 | 75,053 | Trimmed |
| 4 | Ground Swell Capital, LLC | $19,643 | 43,650 | New |
| 5 | CITADEL ADVISORS LLC | $14,876 | 33,057 | New |
| 6 | XTX Topco Ltd | $8,605 | 19,123 | New |
| 7 | StoneX Group Inc. | $7,154 | 14,944 | Trimmed |
| 8 | NORTHERN TRUST CORP | $5,344 | 11,876 | New |
| 9 | UBS Group AG | $3,944 | 8,764 | Trimmed |
| 10 | Tower Research Capital LLC (TRC) | $2,562 | 5,694 | Trimmed |
| 11 | CITIGROUP INC | $1,365 | 3,033 | New |
| 12 | SBI Securities Co., Ltd. | $3 | 7 | Added |
| 13 | Copia Wealth Management | $2 | 5 | Hold |
| 14 | Virtu Financial LLC | $0 | 0 | Exited |
Source: SEC Form 13F filings · as of 2026-06-30