Question 1

What is Yorktown Energy Partners X, L.P.'s portfolio value?

Accepted Answer

As of Q4 2025, Yorktown Energy Partners X, L.P. manages $77.4M across 4 reported positions in their SEC 13F filing.

Question 2

What are Yorktown Energy Partners X, L.P.'s top holdings?

Accepted Answer

Yorktown Energy Partners X, L.P.'s largest 13F positions include METCB, EPSN, REPX, representing approximately 87.4% of the reported portfolio.

Question 3

How many stocks does Yorktown Energy Partners X, L.P. hold?

Accepted Answer

Yorktown Energy Partners X, L.P. holds 4 reported positions as of their Q4 2025 13F filing.

Question 4

When did Yorktown Energy Partners X, L.P. last file a 13F?

Accepted Answer

The most recent 13F filing from Yorktown Energy Partners X, L.P. reports positions as of Q4 2025. 13F filings are required within 45 days of each calendar quarter end.

Rank	Stock	Shares	Value	% of Portfolio
1	METCB Ramaco Resources Inc	2,502,930	$45.1M	58.19%
2	EPSN Epsilon Energy Ltd	2,656,705	$12.3M	15.92%
3	REPX Riley Exploration Permian Inc	390,860	$10.3M	13.33%
4	METCB Ramaco Resources Inc	827,876	$9.7M	12.56%

Yorktown Energy Partners X, L.P.

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