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Disclosery

Yorktown Energy Partners XI, L.P.

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13F filer, CIK 1667954, New York, NY

Yorktown Energy Partners XI, L.P. reported $108,094,466 across 4 holdings for the quarter ended 2026-06-30, in a 13F-HR filed 2026-08-14.

Filed (acceptance time not in the bulk data set), ingested 13F-HR 0001140361-26-033072

Period
2026-06-30
Reported value
$108M
Holdings
4
Top 10 weight
100%
New
0
Sold out
0

Part of the filer group Yorktown Energy Partners XI, L.P.

How groups are built

Largest buys vs the previous quarter

SecurityShares changeApprox. value
METCBadded+14,978$128K

Ranked by the share change valued at this quarter's implied price (value over shares in the 13F). A position sold out is valued at the previous quarter's price, its last report.

Largest sells vs the previous quarter

SecurityShares changeApprox. value
REPXreduced-500,000-$16.5M

Ranked by the share change valued at this quarter's implied price (value over shares in the 13F). A position sold out is valued at the previous quarter's price, its last report.

Holdings, Q2 2026

Share positions as resolved from 13F-HR 0001140361-26-033072, largest first. % of portfolio is the value over $108,094,466, the sum of the share positions whose value is usable for ratios (method).

SecurityHistorySharesValue% of portfolioChangeLatest eventTimeline
REPXRILEY EXPLORATION PERMIAN INQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: 1,784,113 shares; 2024Q4: 1,784,113 shares; 2025Q1: 1,784,113 shares; 2025Q2: 1,784,113 shares; 2025Q3: 1,784,113 shares; 2025Q4: 1,784,113 shares; 2026Q1: 1,784,113 shares; 2026Q2: 1,284,113 shares 1,284,113$42.3M39.15%-500,000Timeline
METCRAMACO RES INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: 4,835,676 shares; 2024Q4: 4,835,676 shares; 2025Q1: 4,432,261 shares; 2025Q2: 4,432,260 shares; 2025Q3: 3,786,797 shares; 2025Q4: 3,786,797 shares; 2026Q1: 2,979,968 shares; 2026Q2: 2,979,968 shares 2,979,968$39.4M36.47%0Timeline
EPSNEPSILON ENERGY LTDQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: 2,779,443 shares; 2026Q1: 2,869,560 shares; 2026Q2: 2,869,560 shares 2,869,560$15.5M14.36%0Timeline
METCBRAMACO RES INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q3: 1,079,022 shares; 2024Q4: 1,079,022 shares; 2025Q1: 1,011,736 shares; 2025Q2: 1,220,133 shares; 2025Q3: 1,234,759 shares; 2025Q4: 1,252,527 shares; 2026Q1: 1,250,613 shares; 2026Q2: 1,265,591 shares 1,265,591$10.8M10.01%+14,978Timeline

How Q2 2026 was built

Available 13F filings of this filer for the quarter and their roles: the base report is the latest original or restatement, NEW HOLDINGS amendments filed after it are added (method).

FilingRoleAmendmentFiledAcceptedIngested
13F-HR 0001140361-26-033072 base2026-08-14acceptance time not in the bulk data set

Filings

Every filing of this filer: 13F reports and notices, the 13D and 13G it filed or is a reporting person of, and Forms 3, 4 and 5 it reported as an owner.

FilingSubjectFiledAcceptedIngested
13F-HR 0001140361-26-033072 Quarter ended 2026-06-302026-08-14acceptance time not in the bulk data set
13F-HR 0001140361-26-021707 Quarter ended 2026-03-312026-05-15acceptance time not in the bulk data set
13F-HR 0001140361-26-005796 Quarter ended 2025-12-312026-02-17acceptance time not in the bulk data set
13F-HR 0001140361-25-042333 Quarter ended 2025-09-302025-11-14acceptance time not in the bulk data set
13F-HR 0001140361-25-031284 Quarter ended 2025-06-302025-08-14acceptance time not in the bulk data set
13F-HR 0001011438-25-000300 Quarter ended 2025-03-312025-05-15acceptance time not in the bulk data set
13F-HR 0001011438-25-000165 Quarter ended 2024-12-312025-02-14acceptance time not in the bulk data set
13F-HR 0001011438-24-000630 Quarter ended 2024-09-302024-11-13acceptance time not in the bulk data set
13F-HR 0001011438-24-000441 Quarter ended 2024-06-302024-08-13acceptance time not in the bulk data set
13F-HR 0001011438-24-000366 Quarter ended 2024-03-312024-05-15acceptance time not in the bulk data set
13F-HR 0001011438-24-000195 Quarter ended 2023-12-312024-02-14acceptance time not in the bulk data set
13F-HR 0001011438-23-000636 Quarter ended 2023-09-302023-11-14acceptance time not in the bulk data set
13F-HR 0001011438-23-000542 Quarter ended 2023-06-302023-08-14acceptance time not in the bulk data set
13F-HR 0001011438-23-000392 Quarter ended 2023-03-312023-05-12acceptance time not in the bulk data set
13F-HR 0001011438-23-000273 Quarter ended 2022-12-312023-02-14acceptance time not in the bulk data set
13F-HR 0001567619-22-020022 Quarter ended 2022-09-302022-11-14acceptance time not in the bulk data set
13F-HR 0000947871-22-000854 Quarter ended 2022-06-302022-08-11acceptance time not in the bulk data set
13F-HR 0000947871-22-000578 Quarter ended 2022-03-312022-05-16acceptance time not in the bulk data set
13F-HR 0000947871-22-000236 Quarter ended 2021-12-312022-02-14acceptance time not in the bulk data set
13F-HR 0000947871-21-001186 Quarter ended 2021-09-302021-11-15acceptance time not in the bulk data set
13F-HR 0000947871-21-000922 Quarter ended 2021-06-302021-08-16acceptance time not in the bulk data set
13F-HR 0000947871-21-000546 Quarter ended 2021-03-312021-05-17acceptance time not in the bulk data set
13F-HR 0000947871-21-000206 Quarter ended 2020-12-312021-02-16acceptance time not in the bulk data set
13F-HR 0000947871-20-000871 Quarter ended 2020-09-302020-11-16acceptance time not in the bulk data set
13F-HR 0001567619-20-015385 Quarter ended 2020-06-302020-08-14acceptance time not in the bulk data set
13F-HR 0001567619-20-010468 Quarter ended 2020-03-312020-05-15acceptance time not in the bulk data set
13F-HR 0001567619-20-004094 Quarter ended 2019-12-312020-02-14acceptance time not in the bulk data set
13F-HR 0001140361-19-020599 Quarter ended 2019-09-302019-11-14acceptance time not in the bulk data set
13F-HR 0000950123-19-008429 Quarter ended 2019-06-302019-08-14acceptance time not in the bulk data set
13F-HR 0000950123-19-005496 Quarter ended 2019-03-312019-05-15acceptance time not in the bulk data set
13F-HR 0000950123-19-002302 Quarter ended 2018-12-312019-02-14acceptance time not in the bulk data set
13F-HR 0000950123-18-011937 Quarter ended 2018-09-302018-11-14acceptance time not in the bulk data set
13F-HR 0000950123-18-008839 Quarter ended 2018-06-302018-08-14acceptance time not in the bulk data set
13F-HR 0000950123-18-005470 Quarter ended 2018-03-312018-05-15acceptance time not in the bulk data set
13F-HR 0000950123-18-002227 Quarter ended 2017-12-312018-02-14acceptance time not in the bulk data set
13F-HR 0000950123-17-010778 Quarter ended 2017-09-302017-11-14acceptance time not in the bulk data set
13F-HR 0000950123-17-007813 Quarter ended 2017-06-302017-08-14acceptance time not in the bulk data set
13F-HR 0000950123-17-005304 Quarter ended 2017-03-312017-05-15acceptance time not in the bulk data set
13F-HR 0000950123-17-002235 Quarter ended 2016-12-312017-02-14acceptance time not in the bulk data set