# GRANITESHARES ETF TR 2X LONG MARA

GRANITESHARES ETF TR 2X LONG MARA is a security (CUSIP 38747T583) tracked across SEC portfolio filings. 3 institutional managers reported $1.2M on Form 13F as of 2026-06-30.

## Summary

- Issuer: GRANITESHARES ETF TR
- Class: 2X LONG MARA
- CUSIP: 38747T583
- 13F holders: 3
- 13F value: $1.2M
- 13F period: 2026-06-30
- N-PORT fund positions: 0

## Top institutional holders (Form 13F)

| Manager | Location | Value | Shares |
| --- | --- | --- | --- |
| [HighTower Advisors, LLC](https://search.stillhousedata.com/firm/145323) | CHICAGO, IL | $731K | 10,273 |
| IMC-Chicago, LLC | CHICAGO, IL | $394K | 5,544 |
| SBI Securities Co., Ltd. | TOKYO, M0 | $84K | 1,185 |

## More

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Agents: this data is also queryable via MCP tools and read-only SQL — see https://search.stillhousedata.com/llms.txt.