HOUSTON, TX
MAGNOLIA OIL & GAS CORPMGY— Latest position per institution from SEC 13F filings
15
Institutional holders
190.77M
Total shares held
4.70B
Estimated value
9.54M
Avg. position size
BLACKROCK, INC.
CIK 2012383
Shares
31.97M
Value
817.85M
Filed
Jun 30, 2026
BLACKROCK FINANCE, INC.
CIK 1364742
Shares
29.14M
Value
738.49M
Filed
Jun 30, 2024
VANGUARD GROUP INC
CIK 102909
Shares
19.64M
Value
430.03M
Filed
Dec 31, 2025
VANGUARD PORTFOLIO MANAGEMENT LLC
CIK 2100121
Shares
15.34M
Value
392.43M
Filed
Jun 30, 2026
AMERICAN CENTURY COMPANIES INC
CIK 748054
Shares
11.01M
Value
281.67M
Filed
Jun 30, 2026
STATE STREET CORP
CIK 93751
Shares
9.94M
Value
254.30M
Filed
Jun 30, 2026
VANGUARD CAPITAL MANAGEMENT LLC
CIK 2100119
Shares
7.66M
Value
196.03M
Filed
Jun 30, 2026
DIMENSIONAL FUND ADVISORS LP
CIK 354204
Shares
7.12M
Value
182.07M
Filed
Jun 30, 2026
JUPITER TOPCO LLC
CIK 2146052
Shares
6.43M
Value
164.43M
Filed
Jun 30, 2026
JANUS HENDERSON GROUP LTD.
CIK 1274173
Shares
6.28M
Value
198.25M
Filed
Mar 31, 2026
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP
CIK 1164508
Shares
5.46M
Value
139.76M
Filed
Jun 30, 2026
MACQUARIE GROUP LTD
CIK 1418333
Shares
5.38M
Value
128.46M
Filed
Sep 30, 2025
WELLINGTON MANAGEMENT GROUP LLP
CIK 902219
Shares
5.21M
Value
113.97M
Filed
Dec 31, 2025
T. ROWE PRICE INVESTMENT MANAGEMENT, INC.
CIK 1897612
Shares
5.18M
Value
132.52K
Filed
Jun 30, 2026
GEODE CAPITAL MANAGEMENT, LLC
CIK 1214717
Shares
4.80M
Value
122.89M
Filed
Jun 30, 2026
NOMURA ASSET MANAGEMENT INTERNATIONAL INC.
CIK 921739
Shares
4.31M
Value
110.30M
Filed
Jun 30, 2026
BANK OF AMERICA CORP /DE/
CIK 70858
Shares
4.25M
Value
108.80M
Filed
Jun 30, 2026
ALLIANCEBERNSTEIN L.P.
CIK 1109448
Shares
4.12M
Value
130.15M
Filed
Jun 30, 2026
TD ASSET MANAGEMENT INC
CIK 1056053
Shares
3.93M
Value
100.64M
Filed
Jun 30, 2026
EPOCH INVESTMENT PARTNERS, INC.
CIK 1305841
Shares
3.57M
Value
91.32M
Filed
Jun 30, 2026
| # | Institution | CIK | Shares | Est. Value | Period |
|---|---|---|---|---|---|
| 1 | BLACKROCK, INC. | 2012383 | 31.97M | 817.85M | Jun 30, 2026 |
| 2 | BLACKROCK FINANCE, INC. | 1364742 | 29.14M | 738.49M | Jun 30, 2024 |
| 3 | VANGUARD GROUP INC | 102909 | 19.64M | 430.03M | Dec 31, 2025 |
| 4 | VANGUARD PORTFOLIO MANAGEMENT LLC | 2100121 | 15.34M | 392.43M | Jun 30, 2026 |
| 5 | AMERICAN CENTURY COMPANIES INC | 748054 | 11.01M | 281.67M | Jun 30, 2026 |
| 6 | STATE STREET CORP | 93751 | 9.94M | 254.30M | Jun 30, 2026 |
| 7 | VANGUARD CAPITAL MANAGEMENT LLC | 2100119 | 7.66M | 196.03M | Jun 30, 2026 |
| 8 | DIMENSIONAL FUND ADVISORS LP | 354204 | 7.12M | 182.07M | Jun 30, 2026 |
| 9 | JUPITER TOPCO LLC | 2146052 | 6.43M | 164.43M | Jun 30, 2026 |
| 10 | JANUS HENDERSON GROUP LTD. | 1274173 | 6.28M | 198.25M | Mar 31, 2026 |
| 11 | ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | 1164508 | 5.46M | 139.76M | Jun 30, 2026 |
| 12 | MACQUARIE GROUP LTD | 1418333 | 5.38M | 128.46M | Sep 30, 2025 |
| 13 | WELLINGTON MANAGEMENT GROUP LLP | 902219 | 5.21M | 113.97M | Dec 31, 2025 |
| 14 | T. ROWE PRICE INVESTMENT MANAGEMENT, INC. | 1897612 | 5.18M | 132.52K | Jun 30, 2026 |
| 15 | GEODE CAPITAL MANAGEMENT, LLC | 1214717 | 4.80M | 122.89M | Jun 30, 2026 |
| 16 | NOMURA ASSET MANAGEMENT INTERNATIONAL INC. | 921739 | 4.31M | 110.30M | Jun 30, 2026 |
| 17 | BANK OF AMERICA CORP /DE/ | 70858 | 4.25M | 108.80M | Jun 30, 2026 |
| 18 | ALLIANCEBERNSTEIN L.P. | 1109448 | 4.12M | 130.15M | Jun 30, 2026 |
| 19 | TD ASSET MANAGEMENT INC | 1056053 | 3.93M | 100.64M | Jun 30, 2026 |
| 20 | EPOCH INVESTMENT PARTNERS, INC. | 1305841 | 3.57M | 91.32M | Jun 30, 2026 |
Data sourced from SEC Form 13F institutional holdings reports. Positions reflect the most recent filing per institution.