Grantham, Mayo, Van Otterloo & Co. LLC
Position in GPOR — Gulfport Energy Corp
CIK 1352662
Boston, MA
Position in GPOR
as of Jun 30, 2026
· filed Aug 13, 2026
Position Value
$17,342,830
+$4,323,024 QoQ
Shares Held
102,197
+66.1% QoQ
Ownership
0.578%
of shares outstanding
% of Portfolio
0.04%
of 13F equity value
Holder Rank
#45
of 291 holders
Holding Since
Mar 2020
22 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in GPOR Over Time
Shares Held
Position Value (USD)
Position in Oil & Gas E&P
Energy · as of Jun 30, 2026Grantham, Mayo, Van Otterloo & Co. LLC holds $372,793,269 across 19 Oil & Gas E&P names. GPOR ranks #10 (4.7% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | COP |
Conocophillips
|
575,379 | $59,816,400 | |
| 2 | CRC |
California Resources Corp
|
907,661 | $47,988,037 | |
| 3 | VIST |
Vista Energy, S.A.B. de C.V.
|
735,909 | $46,950,994 | |
| 4 | EOG |
Eog Resources Inc
|
237,178 | $30,769,101 | |
| 5 | KOS |
Kosmos Energy Ltd.
|
11,850,124 | $25,003,761 | |
| 6 | APA |
APA Corp
|
681,361 | $22,191,927 | |
| 7 | EQT |
EQT Corp
|
410,747 | $21,839,417 | |
| 8 | EXE |
EXPAND ENERGY Corp
|
218,944 | $19,965,503 |
All Filings in GPOR
Export CSV
22 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $17,342,830 | 102,197 | Shares | Sole | 2026-08-13 | |
| 2026-03-31 | $13,019,806 | 61,539 | Shares | Sole | 2026-05-14 | |
| 2025-12-31 | $16,314,527 | 78,439 | Shares | Sole | 2026-02-17 | |
| 2025-09-30 | $17,326,844 | 95,739 | Shares | Sole | 2025-11-13 | |
| 2025-06-30 | $18,535,602 | 92,139 | Shares | Sole | 2025-08-13 | |
| 2025-03-31 | $9,877,085 | 53,639 | Shares | Sole | 2025-05-14 | |
| 2024-12-31 | $15,258,943 | 82,839 | Shares | Sole | 2025-02-13 | |
| 2024-09-30 | $12,598,222 | 83,239 | Shares | Sole | 2024-11-13 | |
| 2024-06-30 | $12,309,520 | 81,520 | Shares | Sole | 2024-08-13 | |
| 2024-03-31 | $13,135,924 | 82,038 | Shares | Sole | 2024-05-14 | |
| 2023-12-31 | $8,248,143 | 61,923 | Shares | Sole | 2024-02-13 | |
| 2023-09-30 | $410,563 | 3,460 | Shares | Sole | 2023-11-13 | |
| 2023-06-30 | $278,960 | 2,655 | Shares | Sole | 2023-08-14 | |
| 2023-03-31 | $1,032,000 | 12,900 | Shares | Sole | 2023-05-12 | |
| 2022-12-31 | $2,709,289 | 36,791 | Shares | Sole | 2023-02-13 | |
| 2022-09-30 | $4,449,021 | 50,391 | Shares | Sole | 2022-11-10 | |
| 2022-06-30 | $4,388,236 | 55,191 | Shares | Sole | 2022-08-12 | |
| 2022-03-31 | $2,210,829 | 24,614 | Shares | Sole | 2022-05-13 | |
| 2021-12-31 | $1,684,349 | 23,384 | Shares | Sole | 2022-02-11 | |
| 2021-09-30 | $1,922,398 | 23,384 | Shares | Sole | 2021-11-12 | |
| 2021-06-30 | $1,770,839 | 27,370 | Shares | Sole | 2021-08-12 | |
| 2020-03-31 | — | 428,500 | Shares | Sole | 2020-05-14 | |
| No filing history on record for this holder in this stock. | ||||||