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YEPX

Yorktown Energy Partners X Portfolio holdings

AUM $47.6M
1-Year Est. Return 46.93%
This Fund
S&P 500
This Quarter Est. Return
-13.86%
1 Year Est. Return
+46.93%
3 Year Est. Return
+95.84%
5 Year Est. Return
+147.31%
10 Year Est. Return
–
AUM
$47.6M
AUM Growth
-$21.9M
Cap. Flow
-$14.2M
Cap. Flow %
-29.94%
Top 10 Hldgs %
100%
Holding
4
New
–
Increased
–
Reduced
–
Closed
1

Top Buys

No buys this quarter

Top Sells

Rank Stock Value
1
REPX icon
Riley Exploration Permian
REPX
+$14.2M
2
METCB icon
Ramaco Resources Class B
METCB
+$10

Sector Composition

Rank Sector Weight
1 Materials 69.79%
2 Energy 30.21%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
METC icon
1
Ramaco Resources Class A
METC
$587M
$26.1M 54.76%
1,969,646
– –
EPSN icon
2
Epsilon Energy
EPSN
$184M
$14.4M 30.21%
2,656,705
– –
METCB icon
3
Ramaco Resources Class B
METCB
$319M
$7.15M 15.03%
857,947
-1
-0% -$10
REPX icon
4
Riley Exploration Permian
REPX
$967M
– –
-390,860
Closed -$14.2M

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Yorktown Energy Partners X's Q2 2026 Portfolio in Review

As of Q2 2026, Yorktown Energy Partners X held 4 positions worth $47.6M, down 32% from $69.5M the previous quarter. Its ten largest holdings account for 100% of the portfolio.

Yorktown Energy Partners X withdrew a net $14.2M in Q2 2026, closing 1 position. Its most notable exit was Riley Exploration Permian, an estimated $14.2M position sold in full.

By sector, the portfolio is most concentrated in Materials at 70% of assets, up from 56% a quarter earlier, followed by Energy.

  • Yorktown Energy Partners X's biggest Q2 2026 reduction was Ramaco Resources Class B, cutting an estimated $10.
  • Yorktown Energy Partners X fully exited Riley Exploration Permian in Q2 2026, selling an estimated $14.2M.
  • Yorktown Energy Partners X's ten largest holdings make up 100% of its $47.6M portfolio in Q2 2026.
  • Yorktown Energy Partners X opened 0 new positions and closed 1 in Q2 2026.
  • Yorktown Energy Partners X's portfolio value fell 32% quarter-over-quarter to $47.6M.

Based on Yorktown Energy Partners X's 13F filing for Q2 2026, filed 14 Aug 2026.