ROUNDHILL ETF TRUST MEME STOCK ETF is a security (CUSIP 77926X817) tracked across SEC portfolio filings. 10 institutional managers reported $9.4M on Form 13F as of 2026-06-30.
| Manager | Location | Value | Shares |
|---|---|---|---|
| Heck Capital Advisors, LLC | Rhinelander, WI | $7.1M | 739,129 |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | BALA CYNWYD, PA | $580K | 27,633 |
| CITADEL ADVISORS LLC | MIAMI, FL | $427K | — |
| GOLDMAN SACHS GROUP INC | NEW YORK, NY | $409K | 66,138 |
| Belvedere Trading LLC | CHICAGO, IL | $385K | — |
| JANE STREET GROUP, LLC | NEW YORK, NY | $288K | 30,482 |
| PFG Investments, LLC | WOODBURY, NY | $142K | 14,750 |
| SIMPLEX TRADING, LLC | CHICAGO, IL | $34K | 5,489 |
| Advisory Services Network, LLC | Atlanta, GA | $9K | 1,500 |
| GROUP ONE TRADING, L.P. | CHICAGO, IL | $871 | 141 |