Position in MPLX
as of Jun 30, 2026
· filed Aug 13, 2026
Position Value
$64,400,454
-$1,378,541 QoQ
Shares Held
1,143,271
-0.8% QoQ
Ownership
0.113%
of shares outstanding
% of Portfolio
0.10%
of 13F equity value
Holder Rank
#31
of 629 holders
Holding Since
Mar 2020
26 quarters on record
Voting authority
Sole 0%
Shared 0%
None 100%
Common Shares in MPLX Over Time
Shares Held
Position Value (USD)
Position in Oil & Gas Midstream
Energy · as of Jun 30, 2026Mariner, LLC holds $420,538,976 across 35 Oil & Gas Midstream names. MPLX ranks #2 (15.3% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | KMI |
Kinder Morgan, Inc.
|
3,377,335 | $107,973,398 | |
| 2 | MPLX |
Mplx LP
This page
|
1,143,271 | $64,400,454 | |
| 3 | EPD |
Enterprise Products Partners L.P.
|
1,270,526 | $46,704,535 | |
| 4 | ET |
Energy Transfer LP
|
1,798,437 | $34,386,115 | |
| 5 | WMB |
Williams Companies, Inc.
|
438,550 | $32,601,806 | |
| 6 | OKE |
Oneok Inc /New/
|
317,584 | $27,610,752 | |
| 7 | PAA |
Plains All American Pipeline LP
|
1,054,411 | $23,471,188 | |
| 8 | ENB |
Enbridge Inc
|
336,768 | $18,256,192 |
All Filings in MPLX
Export CSV
26 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $64,400,454 | 1,143,271 | Shares | Sole | 2026-08-13 | |
| 2026-03-31 | $65,778,995 | 1,152,602 | Shares | Other | 2026-05-13 | |
| 2025-12-31 | $61,550,339 | 1,153,276 | Shares | Other | 2026-02-13 | |
| 2025-09-30 | $55,789,104 | 1,116,899 | Shares | Sole | 2025-11-14 | |
| 2025-06-30 | $57,552,947 | 1,117,316 | Shares | Other | 2025-08-14 | |
| 2025-03-31 | $57,092,352 | 1,066,748 | Shares | Sole | 2025-05-15 | |
| 2024-12-31 | $50,457,601 | 1,054,275 | Shares | Other | 2025-02-13 | |
| 2024-09-30 | $47,057,308 | 1,058,419 | Shares | Sole | 2024-11-13 | |
| 2024-06-30 | $45,232,793 | 1,062,052 | Shares | Sole | 2024-08-13 | |
| 2024-03-31 | $42,073,307 | 1,012,351 | Shares | Sole | 2024-05-15 | |
| 2023-12-31 | $25,503,876 | 694,550 | Shares | Sole | 2024-02-14 | |
| 2023-09-30 | $24,735,555 | 695,405 | Shares | Sole | 2023-11-13 | |
| 2023-06-30 | $23,499,682 | 692,389 | Shares | Sole | 2023-08-11 | |
| 2023-03-31 | $23,133,863 | 671,520 | Shares | Sole | 2023-05-15 | |
| 2022-12-31 | $22,092,256 | 672,724 | Shares | Sole | 2023-02-14 | |
| 2022-09-30 | $21,305,509 | 709,947 | Shares | Sole | 2022-11-10 | |
| 2022-06-30 | $20,666,358 | 708,966 | Shares | Sole | 2022-08-15 | |
| 2022-03-31 | $22,202,861 | 669,164 | Shares | Sole | 2022-05-13 | |
| 2021-12-31 | $20,543,094 | 694,258 | Shares | Sole | 2022-02-14 | |
| 2021-09-30 | $36,947,568 | 1,297,772 | Shares | Sole | 2021-11-15 | |
| 2021-06-30 | $37,920,342 | 1,280,660 | Shares | Sole | 2021-08-24 | |
| 2021-03-31 | $18,253,147 | 712,179 | Shares | Sole | 2021-05-07 | |
| 2020-12-31 | $15,714,371 | 725,837 | Shares | Sole | 2021-02-16 | |
| 2020-09-30 | $13,218,814 | 839,823 | Shares | Sole | 2020-11-13 | |
| 2020-06-30 | $14,860,298 | 859,971 | Shares | Sole | 2020-08-14 | |
| 2020-03-31 | $9,117,481 | 784,637 | Shares | Sole | 2020-05-14 | |
| No filing history on record for this holder in this stock. | ||||||