Granite 2X Long MSTR ETFMSTPETF
13F holders, Q2 2026 (June 30)3holders +2
3new positions
1sold out
1famous investor
$11.20avg. 13F price*
At the end of Q2 2026, 3 institutions reported holding Granite 2X Long MSTR ETF (MSTP) in their 13F filings, up 2 from Q1 2026. 3 opened new positions and 1 sold out. The largest holders were Optiver Holding B.V. ($297K), Citadel Advisors ($115K) and SBI Securities Co., Ltd. ($12K). One famous investor held it Ken Griffin (0.0% of Citadel Advisors's portfolio).
- Company
- Granite 2X Long MSTR ETF
- CUSIP
- 38747T591
- Latest filing quarter
- Q2 2026
History
Number of 13F holders
Total Exit/New Position Q1 2026 → Q2 2026
| Institutions | Total Value | |
|---|---|---|
| New Positions | 3 | $424K |
| Exits | 1 | $22 |
All 13F filers, Q1 2026 → Q2 2026: 37,887 shares bought and 15 shares sold, net +37,872 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.
Ownership 3 holders
| Optiver Holding B.V. | 0.00% | New | 26,539 | $297K |
| Citadel Advisors | 0.00% | New | 10,312 | $115K |
| SBI Securities Co., Ltd. | 0.00% | New | 1,036 | $12K |
"% of holder's portfolio" is MSTP's weight in each manager's 13F, not the share of Granite 2X Long MSTR ETF the manager owns.