12 institutions reported holding $67.4M of LISTED FDS TR (SPCZ) in SEC 13F filings for 2026-03-31. Largest institutional holders: Arkadios Wealth Advisors ($34.9M), IMC-Chicago, LLC ($20.3M), GROUP ONE TRADING LLC ($5.2M), SIMPLEX TRADING, LLC ($4.7M), Crescent Grove Advisors, LLC ($743,251). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | Arkadios Wealth Advisors | $34.9M | 1.4M | Added |
| 2 | IMC-Chicago, LLC | $20.3M | 562,800 | Added |
| 3 | GROUP ONE TRADING LLC | $5.2M | 123,900 | Trimmed |
| 4 | SIMPLEX TRADING, LLC | $4.7M | 126,600 | Added |
| 5 | Crescent Grove Advisors, LLC | $743,251 | 29,131 | Hold |
| 6 | GTS SECURITIES LLC | $535,539 | 20,990 | New |
| 7 | Avory & Company, LLC | $478,929 | 19,531 | Hold |
| 8 | FLOW TRADERS U.S. LLC | $379,000 | 72,517 | New |
| 9 | LBMC INVESTMENT ADVISORS, LLC | $156,589 | 36,834 | New |
| 10 | UBS Group AG | $41,237 | 6,375 | Added |
| 11 | Caitlin John, LLC | $2,688 | 700 | New |
| 12 | Tower Research Capital LLC (TRC) | $0 | 0 | Exited |
Source: SEC Form 13F filings · as of 2026-03-31