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MARA · MARA Holdings, Inc.

$11.67 +0.98 (+9.17%) At close · Jul 20
Market Cap
$4.45B
Shares
381.27M

Institutional ownership from SEC Form 13F filings. Investment managers with more than $100 million in U.S. equities must disclose their positions every quarter, within 45 days of quarter-end, so the holdings shown can lag the market by up to a quarter.

The Jun 30, 2026 filing window is still open — showing the latest known positions. Funds that have not filed yet carry their prior-quarter positions; a fund that filed without this stock counts as sold out.
Holders: 410
Total Value: $2,814,896,942
Total Shares: 343,809,264
Showing 1–100 of 462 holdings by value · page 1 of 5

Institutional Ownership Trend

26 quarters

Holder Concentration

Across 404 13F filers
Top Holder
17.4%
Jun 2023 → Mar 2026 · range 12.8% – 21.8%
of institutional value
Top 5
41.8%
Jun 2023 → Mar 2026 · range 39.3% – 57.2%
of institutional value
Top 10
58.9%
Jun 2023 → Mar 2026 · range 52.8% – 72.3%
of institutional value
HHI
557
Jun 2023 → Mar 2026 · range 442 – 921
Broadly held
Showing 100 of 462
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Holder Value (USD) % of 13F Shares Open
Key facts CIK 1507605 CUSIP 565788106 13F (30d) 58 filings 58 filers Visit website Investor relations