# GRANITESHARES ETF TR 2X LONG MSTR

GRANITESHARES ETF TR 2X LONG MSTR is a security (CUSIP 38747R397) tracked across SEC portfolio filings. 7 institutional managers reported $1.1M on Form 13F as of 2026-03-31.

## Summary

- Issuer: GRANITESHARES ETF TR
- Class: 2X LONG MSTR
- CUSIP: 38747R397
- 13F holders: 7
- 13F value: $1.1M
- 13F period: 2026-03-31
- N-PORT fund positions: 0

## Top institutional holders (Form 13F)

| Manager | Location | Value | Shares |
| --- | --- | --- | --- |
| Optiver Holding B.V. | AMSTERDAM, P7 | $756K | 523,444 |
| [CITADEL ADVISORS LLC](https://search.stillhousedata.com/firm/148826) | MIAMI, FL | $200K | 138,303 |
| StoneX Group Inc. | New York, NY | $72K | 50,000 |
| [TWO SIGMA SECURITIES, LLC](https://search.stillhousedata.com/firm/148960) | New York, NY | $16K | 10,772 |
| [Ausdal Financial Partners, Inc.](https://search.stillhousedata.com/firm/7995) | Davenport, IA | $14K | 10,000 |
| Covestor Ltd | BOSTON, MA | $3 | 2,014 |
| CONCOURSE FINANCIAL GROUP SECURITIES, INC. | BIRMINGHAM, AL | — | 0 |

## More

- [This page as markdown (for LLM agents)](https://search.stillhousedata.com/security/38747R397.md)
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Source: public SEC filing data via Adviser Search (https://search.stillhousedata.com).
Agents: this data is also queryable via MCP tools and read-only SQL — see https://search.stillhousedata.com/llms.txt.