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Overview
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Business Summary
Filings
Ownership
Valuation
Ownership — MARA
Institutional Holdings
Insider Transactions
US Institutional Ownership
91.9%
Institution
Shares
Value
Ownership %
Change
Filing Date
BlackRock, Inc.
64.10M
$890.0M
16.78%
+4.32M
2026-06-30
VANGUARD PORTFOLIO MANAGEMENT LLC
27.40M
$380.0M
7.17%
+960.5K
2026-06-30
VANGUARD CAPITAL MANAGEMENT LLC
16.54M
$229.0M
4.33%
+192.2K
2026-06-30
D. E. Shaw & Co., Inc.
15.92M
$221.0M
4.17%
+9.28M
2026-06-30
STATE STREET CORP
15.90M
$220.0M
4.16%
+681.6K
2026-06-30
JANE STREET GROUP, LLC
15.41M
$214.0M
4.03%
-3.65M
2026-06-30
GEODE CAPITAL MANAGEMENT, LLC
10.87M
$188.0M
2.85%
+557.7K
2026-06-30
CITADEL ADVISORS LLC
10.68M
$148.0M
2.80%
-7.85M
2026-06-30
WOLVERINE ASSET MANAGEMENT LLC
9.50M
$131.0M
2.49%
-1.81M
2026-06-30
Tidal Investments LLC
8.28M
$115.0M
2.17%
-5.35M
2026-06-30
Marex Group Ltd
7.95M
$110.0M
2.08%
-361.9K
2026-06-30
MORGAN STANLEY
6.77M
$93.0M
1.77%
+1.55M
2026-06-30
BANK OF AMERICA CORP /DE/
6.10M
$84.0M
1.60%
+1.01M
2026-06-30
UBS Group AG
5.89M
$81.0M
1.54%
-1.78M
2026-06-30
GOLDMAN SACHS GROUP INC
4.98M
$69.0M
1.30%
-1.05M
2026-06-30
Sixth Street Partners Management Company, L.P.
4.73M
$65.0M
1.24%
--
2026-06-30
CHARLES SCHWAB INVESTMENT MANAGEMENT INC
4.73M
$65.0M
1.24%
+624.2K
2026-06-30
DIMENSIONAL FUND ADVISORS LP
4.51M
$62.0M
1.18%
+4.41M
2026-06-30
NORTHERN TRUST CORP
3.70M
$51.0M
0.97%
+358.8K
2026-06-30
VAN ECK ASSOCIATES CORP
3.47M
$48.0M
0.91%
-7.7K
2026-06-30
HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND
3.35M
$46.0M
0.88%
+3.04M
2026-06-30
WHITEBOX ADVISORS LLC
3.18M
$44.0M
0.83%
-2.19M
2026-06-30
TWO SIGMA INVESTMENTS, LP
3.06M
$42.0M
0.80%
--
2026-06-30
DLD Asset Management, LP
2.84M
$39.0M
0.74%
-84.4K
2026-06-30
SEGALL BRYANT & HAMILL, LLC
2.76M
$38.0M
0.72%
--
2026-06-30
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