Filed: 5/15/2026ACC: 0001140361-26-021707
📋 What this filing means
YORKTOWN ENERGY PARTNERS XI, L.P. filed this quarterly 13F‑HR report disclosing 4 equity positions with a total reported market value of $141.53M. This filing provides a transparent view of the manager's long equity holdings as of the quarter end.
4
Positions
$141.53M
Total AUM (reported)
8.88M
Total Shares
Allocation by class
COM$82.71M58.4%
COM CL A$46.07M32.6%
COM CL B$12.76M9.0%
Portfolio Concentration
Top 3$128.78M91.0%
4–10$12.76M9.0%
Top 3 weight
91.0%
Top 10 weight
100.0%
Voting Authority Distribution
Total shares with voting rights: 8.88M
Sole
Full voting authority
8.88M
shares
% of voting shares100.0%
Shared
Joint voting authority
0.00
shares
% of voting shares0.0%
None
No voting authority
0.00
shares
% of voting shares0.0%
Investment Discretion (by position count)
Sole0
Shared0
Other4
Dominant voting typeSole · 100.0% of voting shares
Institutional Holdings4
Rows:
Riley Exploration Permain
DFNDShares1.78M
TypeSH
Market value$65.03M
45.95%
Sole
1.78M
Shared
0.00
None
0.00
Ramaco Resources Inc
DFNDShares2.98M
TypeSH
Market value$46.07M
32.55%
Sole
2.98M
Shared
0.00
None
0.00
Epsilon Energy Ltd
DFNDShares2.87M
TypeSH
Market value$17.68M
12.49%
Sole
2.87M
Shared
0.00
None
0.00
Ramaco Resources Inc
DFNDShares1.25M
TypeSH
Market value$12.76M
9.01%
Sole
1.25M
Shared
0.00
None
0.00
| Issuer | Class | Shares | Type | Value / Portfolio % | Voting — Sole | Shared | None |
|---|---|---|---|---|---|---|---|
Riley Exploration PermainDFND | COM | 1.78M | SH | $65.03M 45.95% | 1.78M | 0.00 | 0.00 |
Ramaco Resources IncDFND | COM CL A | 2.98M | SH | $46.07M 32.55% | 2.98M | 0.00 | 0.00 |
Epsilon Energy LtdDFND | COM | 2.87M | SH | $17.68M 12.49% | 2.87M | 0.00 | 0.00 |
Ramaco Resources IncDFND | COM CL B | 1.25M | SH | $12.76M 9.01% | 1.25M | 0.00 | 0.00 |