MAAY GraniteShares YieldBOOST MARA ETF
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Institutional owners (13F) 1 filer · $74K total · As of June 30, 2026
Institutions that report holding this stock in their quarterly SEC Form 13F. Long positions only; a single filer may appear twice for separate option legs. Large offsetting put/call legs typically reflect market-making or hedged inventory, not directional conviction.
| Institution | Value | Shares | % of tracked 13F | Type |
|---|---|---|---|---|
| JANE STREET GROUP, LLC | $73,739 | 11,122 | 100.00% | Shares |