# MARA HOLDINGS INC COM

MARA HOLDINGS INC COM is a security (CUSIP 565788106) tracked across SEC portfolio filings. 449 institutional managers reported $3.2B on Form 13F as of 2026-06-30; 21 registered fund positions totaling $94.0M via N-PORT as of 2026-05-31.

## Summary

- Issuer: MARA HOLDINGS INC
- Class: COM
- CUSIP: 565788106
- Asset category: EC
- 13F holders: 449
- 13F value: $3.2B
- 13F period: 2026-06-30
- N-PORT fund positions: 21
- N-PORT value: $94.0M
- N-PORT report: 2026-05-31

## Top institutional holders (Form 13F)

_Showing 15 of 449 managers by value._

| Manager | Location | Value | Shares |
| --- | --- | --- | --- |
| BlackRock, Inc. | New York, NY | $487.8M | 59,775,301 |
| [VANGUARD GROUP INC](https://search.stillhousedata.com/firm/105958) | Valley Forge, PA | $419.4M | 46,706,277 |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | BALA CYNWYD, PA | $242.6M | 2,120,505 |
| JANE STREET GROUP, LLC | NEW YORK, NY | $155.5M | 131,378 |
| [CITADEL ADVISORS LLC](https://search.stillhousedata.com/firm/148826) | MIAMI, FL | $151.3M | 964,620 |
| STATE STREET CORP | BOSTON, MA | $124.2M | 15,220,168 |
| [Toroso Investments, LLC](https://search.stillhousedata.com/firm/164201) | MILWAUKEE, WI | $111.3M | 1,138,855 |
| [WOLVERINE ASSET MANAGEMENT LLC](https://search.stillhousedata.com/firm/138907) | CHICAGO, IL | $92.2M | — |
| [GEODE CAPITAL MANAGEMENT, LLC](https://search.stillhousedata.com/firm/115504) | BOSTON, MA | $84.2M | 10,315,169 |
| Marex Group plc | London, X0 | $67.8M | 8,314,897 |
| UBS Group AG | Zurich, V8 | $62.6M | 7,622,765 |
| WOLVERINE TRADING, LLC | CHICAGO, IL | $58.4M | 27,168 |
| D. E. Shaw & Co., Inc. | New York, NY | $54.2M | 1,318,179 |
| GOLDMAN SACHS GROUP INC | NEW YORK, NY | $49.2M | 6,032,453 |
| [Parallax Volatility Advisers, L.P.](https://search.stillhousedata.com/firm/158143) | San Francisco, CA | $46.4M | — |

## Top fund holders (N-PORT)

_Showing 15 of 21 fund positions by value._

| Fund | Registrant | Value | % of fund |
| --- | --- | --- | --- |
| [VANGUARD EXTENDED MARKET INDEX FUND](https://search.stillhousedata.com/fund/S000002841) | VANGUARD INDEX FUNDS | $34.4M | 4.22% |
| [VANGUARD RUSSELL 2000 INDEX FUND](https://search.stillhousedata.com/fund/S000030003) | VANGUARD SCOTTSDALE FUNDS | $28.0M | 16.00% |
| [SMALLCAP World Fund Inc](https://search.stillhousedata.com/fund/S000009599) | SMALLCAP World Fund Inc | $24.7M | 3.04% |
| [Master Small Cap Index Series](https://search.stillhousedata.com/fund/S000002716) | Quantitative Master Series LLC | $5.0M | 10.35% |
| [U.S. MICRO CAP PORTFOLIO](https://search.stillhousedata.com/fund/S000000948) | DFA INVESTMENT DIMENSIONS GROUP INC | $4.2M | 5.66% |
| [BNY Mellon Smallcap Stock Index Fund](https://search.stillhousedata.com/fund/S000000132) | BNY MELLON INDEX FUNDS, INC. | $2.3M | 26.67% |
| [VANGUARD BALANCED INDEX FUND](https://search.stillhousedata.com/fund/S000002560) | VANGUARD VALLEY FORGE FUNDS | $1.7M | 0.28% |
| [Bridge Builder Tax Managed Small/Mid Cap Fund](https://search.stillhousedata.com/fund/S000076295) | Bridge Builder Trust | $1.5M | 5.09% |
| [Fidelity Nasdaq Composite Index ETF](https://search.stillhousedata.com/fund/S000006011) | Fidelity Commonwealth Trust | $1.4M | 1.29% |
| [VANGUARD INSTITUTIONAL TOTAL STOCK MARKET INDEX FUND](https://search.stillhousedata.com/fund/S000002855) | VANGUARD INSTITUTIONAL INDEX FUNDS | $1.4M | 0.46% |
| [Grayscale Bitcoin Miners ETF](https://search.stillhousedata.com/fund/S000089870) | Grayscale Funds Trust | $833K | 884.06% |
| Nuveen S&P 500 Dynamic Overwrite Fund | Nuveen S&P 500 Dynamic Overwrite Fund | $584K | 2.31% |
| Nuveen Nasdaq 100 Dynamic Overwrite Fund | Nuveen NASDAQ 100 Dynamic Overwrite Fund | $477K | 3.41% |
| [DWS Small Cap Index VIP](https://search.stillhousedata.com/fund/S000006223) | DEUTSCHE DWS INVESTMENTS VIT FUNDS | $433K | 10.33% |
| [Schwab 1000 Index ETF](https://search.stillhousedata.com/fund/S000059091) | SCHWAB STRATEGIC TRUST | $427K | 0.75% |

## More

- [This page as markdown (for LLM agents)](https://search.stillhousedata.com/security/565788106.md)
- [Search all SEC filings, advisers and people on Adviser Search](https://search.stillhousedata.com/)

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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.