GraniteShares 2x Long MSTR Daily ETF ETF is a security (CUSIP 38747T591) tracked across SEC portfolio filings. 2 institutional managers reported $12K on Form 13F as of 2026-06-30.
| Manager | Location | Value | Shares |
|---|---|---|---|
| SBI Securities Co., Ltd. | TOKYO, M0 | $12K | 1,036 |
| HOLLENCREST CAPITAL MANAGEMENT | NEWPORT BEACH, CA | $22 | 15 |