Yorktown Energy Partners Ix, L.P.

In its 13F for Q4 2025 (holdings as of December 31, 2025, filed February 17, 2026), Yorktown Energy Partners Ix, L.P. reported 3 stock positions worth $75.7 million. Its top holding was Ramaco Resources Class A (METC) at 73.6% of the portfolio, followed by Ramaco Resources Class B (METCB, 19.2%) and Epsilon Energy (EPSN, 7.2%). Compared with Q3 2025, it opened 1 new position and added to 1. The biggest buy was a new position in Epsilon Energy (EPSN).

Most Recent 13F
Q2 2026
Location
NEW YORK, NY
CIK
0001503466
Portfolio Value
$75.7M (Q4 2025)
SEC Filing
0001140361-26-005795 ↗ filed Feb 17, 2026

Holdings Value

0$50.0M$100.0M$150.0M Q1 2024: $96.3M Q1 2024 Q2 2024: $72.2M Q2 2024 Q3 2024: $68.5M Q3 2024 Q4 2024: $51.3M Q4 2024 Q1 2025: $37.1M Q1 2025 Q2 2025: $57.5M Q2 2025 Q3 2025: $123.3M Q3 2025 Q4 2025: $75.7M $75.7M Q4 2025 Q1 2026: $57.5M Q1 2026 Q2 2026: $36.1M Q2 2026

Holdings 3 stocks · $75.7M
METC Ramaco Resources Inc. Class A 73.60% 3,097,134 $55.7M No change
METCB Ramaco Resources Inc. Class B 19.16% 1,235,359 $14.5M Add +1.4%
EPSN Epsilon Energy Ltd. 7.24% 1,181,124 $5.5M New

Portfolio Sells Q3 2025 → Q4 2025
None this quarter.

Portfolio Buys Q3 2025 → Q4 2025
EPSN Epsilon Energy Ltd. New 7.24% +7.24
METCB Ramaco Resources Inc. Class B Add +1.4% 19.16% +2.52

All Filings

QuarterPositions13F Reported ValueTop Holdings
Q2 2026 3$36.1MMETC, METCB, EPSN
Q1 2026 3$57.5MMETC, METCB, EPSN
Q4 2025 3$75.7MMETC, METCB, EPSN
Q3 2025 2$123.3MMETC, METCB
Q2 2025 2$57.5MMETC, METCB
Q1 2025 2$37.1MMETC, METCB
Q4 2024 2$51.3MMETC, METCB
Q3 2024 2$68.5MMETC, METCB
Q2 2024 2$72.2MMETC, METCB
Q1 2024 3$96.3MMETC, METCB, STR