5 institutions reported holding $183,505 of OIO GROUP (OIO) in SEC 13F filings for 2026-06-30. Largest institutional holders: CITADEL ADVISORS LLC ($113,537), XTX Topco Ltd ($38,942), GEODE CAPITAL MANAGEMENT, LLC ($31,021), Caitong International Asset Management Co., Ltd ($5), UBS Group AG ($0). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | CITADEL ADVISORS LLC | $113,537 | 49,797 | New |
| 2 | XTX Topco Ltd | $38,942 | 17,080 | New |
| 3 | GEODE CAPITAL MANAGEMENT, LLC | $31,021 | 13,606 | Trimmed |
| 4 | Caitong International Asset Management Co., Ltd | $5 | 2 | New |
| 5 | UBS Group AG | $0 | 0 | Exited |
Source: SEC Form 13F filings · as of 2026-06-30