14 institutions reported holding $2.2M of GRANITESHARES ETF TR (SMCL) in SEC 13F filings for 2026-03-31. Largest institutional holders: Optiver Holding B.V. ($531,348), SUSQUEHANNA INTERNATIONAL GROUP, LLP ($498,023), HRT FINANCIAL LP ($247,000), XTX Topco Ltd ($213,543), IMC-Chicago, LLC ($159,712). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | Optiver Holding B.V. | $531,348 | 308,923 | Added |
| 2 | SUSQUEHANNA INTERNATIONAL GROUP, LLP | $498,023 | 289,548 | Added |
| 3 | HRT FINANCIAL LP | $247,000 | 144,144 | New |
| 4 | XTX Topco Ltd | $213,543 | 124,153 | New |
| 5 | IMC-Chicago, LLC | $159,712 | 92,856 | New |
| 6 | StoneX Group Inc. | $132,001 | 76,745 | Added |
| 7 | TWO SIGMA SECURITIES, LLC | $105,125 | 61,119 | New |
| 8 | Scientech Research LLC | $100,145 | 58,224 | New |
| 9 | GTS SECURITIES LLC | $82,641 | 48,047 | New |
| 10 | JANE STREET GROUP, LLC | $51,005 | 29,654 | Added |
| 11 | CITADEL ADVISORS LLC | $43,000 | 25,000 | New |
| 12 | SBI Securities Co., Ltd. | $26,877 | 15,626 | Trimmed |
| 13 | UBS Group AG | $2 | 1 | New |
| 14 | SIMPLEX TRADING, LLC | $0 | 0 | Exited |
Source: SEC Form 13F filings · as of 2026-03-31