Who owns T-REX 2X Long MSTR Daily Target ETF?
Prices and market caps: Cboe delayed data, at least 15 minutes delayed. Not real-time. Fundamentals from company filings.
Institutional ownership of MSTU from SEC Form 13F filings across 40 reporting managers. All positions are from one synchronized reporting period — 2026-06-30 books, filed up to 45 days after quarter end — so every row is comparable.
As of the 2026-06-30 reporting period, 40 institutions disclosed 4.3M shares of T-REX 2X Long MSTR Daily Target ETF worth $8.3M — about 208% of shares outstanding; the largest disclosed holder is Optiver Holding B.V.. Source: SEC Form 13F filings, parsed by EvidInvest.
40
13F holders
$8.3M
value, 2026 filers
208%
of shares outstanding (4.3M sh)
18
new positions (2026 filers)
Top institutional holders
ordered by shares owned · positions as of 2026-06-30 · % of fund = share of the manager's own book · % of co. = share of MSTU's shares outstanding
| # | Manager | Shares | Value | % of fund | % of co. | Δ shares QoQ |
|---|---|---|---|---|---|---|
| 1 | Optiver Holding B.V. | 729,821 | $1.2M | 0.0% | 35.3% | +104.0% |
| 2 | Scientech Research LLCNEW | 618,004 | $1.0M | 0.8% | 29.9% | new |
| 3 | CITADEL ADVISORS LLCNEW | 597,682 | $968,245 | 0.0% | 28.9% | new |
| 4 | SBI Securities Co., Ltd. | 494,574 | $801,210 | 0.0% | 23.9% | +436.6% |
| 5 | HRT FINANCIAL LP | 427,763 | $692,000 | 0.0% | 20.7% | +181.2% |
| 6 | TWO SIGMA SECURITIES, LLC | 217,880 | $352,966 | 0.0% | 10.5% | +144.1% |
| 7 | RENAISSANCE TECHNOLOGIES LLC | 177,000 | $286,740 | 0.0% | 8.6% | -53.1% |
| 8 | StoneX Group Inc.NEW | 159,033 | $690,787 | 0.0% | 7.7% | new |
| 9 | UBS Group AG | 149,027 | $241,424 | 0.0% | 7.2% | -21.5% |
| 10 | Creative Planning | 143,840 | $233,020 | 0.0% | 7% | +5.6% |
| 11 | Centric Wealth Management | 125,143 | $1.1M | 0.2% | 6.1% | 0.0% |
| 12 | Jump Financial, LLC | 80,496 | $130,404 | 0.0% | 3.9% | +37.1% |
| 13 | IMC-Chicago, LLCNEW | 62,870 | $101,849 | 0.0% | 3% | new |
| 14 | Concurrent Investment Advisors, LLCNEW | 60,457 | $97,940 | 0.0% | 2.9% | new |
| 15 | XTX Topco LtdNEW | 52,497 | $85,045 | 0.0% | 2.5% | new |
| 16 | WJ Financial Advisors LLC | 37,000 | $59,940 | 0.0% | 1.8% | +5.7% |
| 17 | Turner Financial Group, Inc.NEW | 31,578 | $51,157 | 0.1% | 1.5% | new |
| 18 | CORRECT CAPITAL WEALTH MANAGEMENT | 20,220 | $32,756 | 0.0% | 1% | 0.0% |
| 19 | INDEPENDENT FINANCIAL GROUP, LLCNEW | 18,750 | $30,375 | 0.0% | 0.9% | new |
| 20 | United Advisor Group, LLCNEW | 16,992 | $27,527 | 0.0% | 0.8% | new |
| 21 | Sanctuary Advisors, LLCNEW | 16,012 | $25,939 | 0.0% | 0.8% | new |
| 22 | Summit Financial, LLCNEW | 14,114 | $22,865 | 0.0% | 0.7% | new |
| 23 | Savvy Advisors, Inc.NEW | 13,510 | $21,886 | 0.0% | 0.7% | new |
| 24 | HUB Investment Partners, LLCNEW | 10,500 | $17,010 | 0.0% | 0.5% | new |
| 25 | Farther Finance Advisors, LLCNEW | 8,100 | $13,122 | 0.0% | 0.4% | new |
Source: SEC Form 13F-HR filings (institutional managers over $100M in US-listed positions). 13Fs disclose long positions only, up to 45 days after quarter end; each manager's latest filed quarter is shown per row and dollar values are the manager's filed marks. Aggregates labeled "2026 filers" count only managers whose latest book is a 2026 quarter. Related: valuation · options positioning · supply chain. Research, not investment advice.