6 institutions reported holding $441,666 of THEMES ETF TR (COIG) in SEC 13F filings for 2026-03-31. Largest institutional holders: SUSQUEHANNA INTERNATIONAL GROUP, LLP ($171,879), Optiver Holding B.V. ($166,061), StoneX Group Inc. ($92,670), Larson Financial Group LLC ($11,056), UBS Group AG ($0). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | SUSQUEHANNA INTERNATIONAL GROUP, LLP | $171,879 | 24,874 | New |
| 2 | Optiver Holding B.V. | $166,061 | 24,032 | Trimmed |
| 3 | StoneX Group Inc. | $92,670 | 13,411 | New |
| 4 | Larson Financial Group LLC | $11,056 | 1,600 | New |
| 5 | UBS Group AG | $0 | 0 | Exited |
| 6 | CITIGROUP INC | $0 | 0 | Exited |
Source: SEC Form 13F filings · as of 2026-03-31