9 institutions reported holding $81.1M of VOLATILITY SHS TR (ZVOL) in SEC 13F filings for 2026-03-31. Largest institutional holders: GROUP ONE TRADING LLC ($36.2M), SIMPLEX TRADING, LLC ($23.9M), IMC-Chicago, LLC ($20.5M), Cohalo Advisory LLC ($309,504), HRT FINANCIAL LP ($111,000). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | GROUP ONE TRADING LLC | $36.2M | 2.2M | Trimmed |
| 2 | SIMPLEX TRADING, LLC | $23.9M | 1.6M | Trimmed |
| 3 | IMC-Chicago, LLC | $20.5M | 1.1M | Trimmed |
| 4 | Cohalo Advisory LLC | $309,504 | 37,200 | Added |
| 5 | HRT FINANCIAL LP | $111,000 | 13,415 | Added |
| 6 | JANE STREET GROUP, LLC | $107,603 | 12,933 | New |
| 7 | Lauer Wealth, LLC | $26,090 | 105,200 | Added |
| 8 | FLOW TRADERS U.S. LLC | $0 | 0 | Exited |
| 9 | SUMMIT SECURITIES GROUP LLC | $0 | 0 | Exited |
Source: SEC Form 13F filings · as of 2026-03-31