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Ownership — MGY
Institutional Holdings
Insider Transactions
US Institutional Ownership
100.0%
Institution
Shares
Value
Ownership %
Change
Filing Date
BlackRock, Inc.
31.97M
$817.0M
17.38%
+2.48M
2026-06-30
Vanguard Portfolio Management LLC
15.34M
$392.0M
8.34%
+2.36M
2026-06-30
American Century Companies Inc
11.01M
$281.0M
5.99%
+502.2K
2026-06-30
State Street Corp
9.94M
$254.0M
5.41%
+445.2K
2026-06-30
Vanguard Capital Management LLC
7.66M
$196.0M
4.17%
+474.8K
2026-06-30
Dimensional Fund Advisors LP
7.12M
$182.0M
3.87%
+88.7K
2026-06-30
Jupiter Topco LLC
6.43M
$164.0M
3.49%
--
2026-06-30
Arrowstreet Capital, Limited Partnership
5.46M
$139.0M
2.97%
-800.3K
2026-06-30
T. Rowe Price Investment Management, Inc.
5.18M
$132.0M
2.82%
-13.4K
2026-06-30
Geode Capital Management, LLC
4.80M
$122.0M
2.61%
+264.9K
2026-06-30
Nomura Asset Management International Inc.
4.31M
$110.0M
2.34%
-660.3K
2026-06-30
Bank of America Corp
4.25M
$108.0M
2.31%
+376.0K
2026-06-30
Alliancebernstein L.P.
4.12M
$130.0M
2.24%
-328.8K
2026-06-30
TD Asset Management Inc
3.93M
$100.0M
2.14%
-1.01M
2026-06-30
Epoch Investment Partners, Inc.
3.57M
$91.0M
1.94%
-705.5K
2026-06-30
Morgan Stanley
3.43M
$87.0M
1.86%
+401.5K
2026-06-30
Victory Capital Management Inc
2.98M
$76.0M
1.62%
-108.2K
2026-06-30
GW&K Investment Management, LLC
2.92M
$74.0M
1.59%
-163.8K
2026-06-30
Systematic Financial Management LP
2.78M
$71.0M
1.51%
-35.9K
2026-06-30
Allspring Global Investments Holdings, LLC
2.67M
$66.0M
1.45%
-31.9K
2026-06-30
Westwood Holdings Group Inc
2.64M
$67.0M
1.44%
+1.05M
2026-06-30
Sixth Street Partners Management Company, L.P.
2.62M
$66.0M
1.42%
--
2026-06-30
Charles Schwab Investment Management Inc
2.62M
$66.0M
1.42%
+4.7K
2026-06-30
Silvercrest Asset Management Group LLC
2.54M
$64.0M
1.38%
-129.3K
2026-06-30
Goldman Sachs Group Inc
2.41M
$61.0M
1.31%
-725.2K
2026-06-30
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