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Yorktown Energy Partners XI, L.P.
Concentrated strategyMomentum followerQuality / disciplined sizing
Total reported value
$141.5M
Reporting period: 2026-03-31 · Number of holdings: 4
Yorktown Energy Partners XI, L.P. disclosed 4 holdings in its latest 13F filing for the period ending 2026-03-31, with total reported value of $141.5M and a quarterly turnover rate of 32.9%.
Personality snowflake
- Concentration
- 100
- Portfolio Stability
- 32.88
- Momentum/Contrarian
- 100
- Sector conviction
- 0
- Diversification
- 8
- Sizing Uniformity
- 93.04
Recent moves
Trim METC
-21.3% -$22.1M
Add REPX
0.0% $17.9M
Add EPSN
+3.2% $4.8M
Trim METCB
-0.2% -$2.0M
Holdings Map
New buyAddUnchangedTrim
Top 10 holdings by weight
Full holdings list this quarter
| # | Ticker | Issuer | Asset Subclass | Weight | Weight Change | Shares Change | 4Q Trend |
|---|---|---|---|---|---|---|---|
| 1 | REPX | Riley Exploration Permian In | Stock-Other | 45.95% | +12.98% | — | |
| 2 | METC | Ramaco Resources Inc-a | Stock-Other | 32.55% | -15.16% | -21.31% | |
| 3 | EPSN | Epsilon Energy LTD | Stock-Other | 12.49% | +3.46% | +3.24% | |
| 4 | METCB | Ramaco Resources Inc-b | Stock-Other | 9.01% | -1.29% | -0.15% |
Reported value over time
Sector allocation
Not enough sector-mapped data yet
Sector allocation over time
Quarterly history
| Period | Holdings | Total value | Stability | Top holdings |
|---|---|---|---|---|
| 2026-03-31 | 4 | $141.5M | 33 | |
| 2025-12-31 | 4 | $142.9M | 46 | |
| 2025-09-30 | 3 | $194.9M | 69 | |
| 2025-06-30 | 3 | $115.0M | 0 | |
| 2025-03-31 | 3 | $95.7M | 100 | |
| 2024-12-31 | 3 | $117.2M | 0 | |
| 2024-09-30 | 3 | $115.4M | 0 | |
| 2024-06-30 | 3 | $122.4M | 0 | |
| 2024-03-31 | 4 | $157.8M | 0 | |
| 2023-12-31 | 4 | $148.1M | 0 | |
| 2023-09-30 | 5 | $178.7M | 0 | |
| 2023-06-30 | 5 | $167.1M | 0 | |
| 2023-03-31 | 4 | $154.1M | 0 | |
| 2022-12-31 | 4 | $145.1M | 0 | |
| 2022-09-30 | 3 | $128.1M | 0 | |
| 2022-06-30 | 3 | $166.9M | 0 | |
| 2022-03-31 | 3 | $300.4M | 0 | |
| 2021-12-31 | 3 | $243.8M | 0 | |
| 2021-09-30 | 3 | $271.2M | 0 | |
| 2021-06-30 | 2 | $82.3M | 92 | |
| 2021-03-31 | 2 | $70.0M | 100 | |
| 2020-12-31 | 1 | $16.1M | 21 | |
| 2020-09-30 | 2 | $19.8M | 49 | |
| 2020-06-30 | 2 | $12.5M | 19 | |
| 2020-03-31 | 2 | $15.2M | 63 | |
| 2019-12-31 | 2 | $29.1M | 14 | |
| 2019-09-30 | 2 | $33.6M | 36 | |
| 2019-06-30 | 2 | $48.4M | 6 | |
| 2019-03-31 | 2 | $50.6M | 10 | |
| 2018-12-31 | 2 | $46.1M | 65 | |
| 2018-09-30 | 2 | $90.3M | 18 | |
| 2018-06-30 | 2 | $102.2M | 16 | |
| 2018-03-31 | 3 | $90.1M | 15 | |
| 2017-12-31 | 2 | $100.1M | 6 | |
| 2017-09-30 | 2 | $103.4M | 12 | |
| 2017-06-30 | 2 | $91.8M | 37 | |
| 2017-03-31 | 2 | $134.0M | 55 | |
| 2016-12-31 | 1 | $86.4M | 0 |
Holding changes this quarter
Yorktown Energy Partners XI, L.P.'s most significant position changes for 2026-03-31: Trim: Ramaco Resources Inc-a (METC) — shares -21.31%; Add: Epsilon Energy LTD (EPSN) — shares +3.24%; Trim: Ramaco Resources Inc-b (METCB) — shares -0.15%.
| # | Ticker | Issuer | Weight Change | Shares Change | Action |
|---|---|---|---|---|---|
| 1 | REPX | Riley Exploration Permian In | +13% | — | Unchanged |
| 2 | EPSN | Epsilon Energy LTD | +3.5% | +3.24% | Add |
| 3 | METCB | Ramaco Resources Inc-b | -1.3% | -0.15% | Trim |
| 4 | METC | Ramaco Resources Inc-a | -15.2% | -21.31% | Trim |
FAQ
What is Yorktown Energy Partners XI, L.P. and what type of investor is it?
Yorktown Energy Partners XI, L.P. is a investment manager that files SEC Form 13F quarterly, disclosing its U.S. public equity holdings to regulators. As of the most recent reporting period (2026-03-31), the firm manages a tracked equity portfolio valued at approximately $141.5M, spread across 4 disclosed positions.
What are Yorktown Energy Partners XI, L.P.'s largest equity positions?
Based on the latest 13F filing, Yorktown Energy Partners XI, L.P.'s top holdings by market value are:
1. Riley Exploration Permian In (REPX) — $65.0M (46.0%)
2. Ramaco Resources Inc-a (METC) — $46.1M (32.5%)
3. Epsilon Energy LTD (EPSN) — $17.7M (12.5%)
4. Ramaco Resources Inc-b (METCB) — $12.8M (9.0%)
What changes did Yorktown Energy Partners XI, L.P. make in its most recent portfolio filing?
In the latest reported quarter, Yorktown Energy Partners XI, L.P. made 3 notable position adjustments: 0 new positions were initiated, 1 existing holdings were added to, 2 positions were partially reduced, and 0 were completely exited. The largest of these moves: Trim: Ramaco Resources Inc-a (METC) — shares -21.31%; Add: Epsilon Energy LTD (EPSN) — shares +3.24%; Trim: Ramaco Resources Inc-b (METCB) — shares -0.15%
What sectors does Yorktown Energy Partners XI, L.P. focus on?
Sector breakdown data is not yet available for Yorktown Energy Partners XI, L.P.. Check back after the next 13F processing cycle.