Yorktown Energy Partners Ix, L.p.

Concentrated strategyQuality / disciplined sizing

Total reported value

$57.5M

Reporting period: 2026-03-31 · Number of holdings: 3

YORKTOWN ENERGY PARTNERS IX, L.P. disclosed 3 holdings in its latest 13F filing for the period ending 2026-03-31, with total reported value of $57.5M and a quarterly turnover rate of 32.7%.

Personality snowflake

Concentration: 100
Portfolio Stability: 32.7
Momentum/Contrarian: 50
Sector conviction: 0
Diversification: 6
Sizing Uniformity: 91.53

Recent moves

Trim METC
-21.3%　-$18.1M
Add EPSN
0.0%　$1.8M
Add METCB
-0.1%　-$1.9M

Holdings Map

New buyAddUnchangedTrim

Top 10 holdings by weight

Full holdings list this quarter

#	Ticker	Issuer	Asset Subclass	Weight	Weight Change	Shares Change
1	METC	Ramaco Resources Inc-a	Stock-Other	65.48%	-8.12%	-21.31%
2	METCB	Ramaco Resources Inc-b	Stock-Other	21.87%	+2.71%	-0.11%
3	EPSN	Epsilon Energy LTD	Stock-Other	12.64%	+5.40%	—

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	3	$57.5M	33	1METC 2METCB 3EPSN Top holdings2026-03-31 1.METC 2.METCB 3.EPSN
2025-12-31	3	$75.7M	59	1METC 2METCB 3EPSN Top holdings2025-12-31 1.METC 2.METCB 3.EPSN
2025-09-30	2	$123.3M	95	1METC 2METCB Top holdings2025-09-30 1.METC 2.METCB
2025-06-30	2	$57.5M	0	1METC 2METCB Top holdings2025-06-30 1.METC 2.METCB
2025-03-31	2	$37.1M	100	1METC 2METCB Top holdings2025-03-31 1.METC 2.METCB
2024-12-31	2	$51.3M	0	1METC 2METCB Top holdings2024-12-31 1.METC 2.METCB
2024-09-30	2	$68.5M	0	1METC 2METCB Top holdings2024-09-30 1.METC 2.METCB
2024-06-30	2	$72.2M	0	1METC 2METCB Top holdings2024-06-30 1.METC 2.METCB
2024-03-31	3	$96.3M	0	1METC 2METCB 3SB9 Top holdings2024-03-31 1.METC 2.METCB 3.SB9
2023-12-31	3	$98.3M	0	1METC 2METCB 3SB9 Top holdings2023-12-31 1.METC 2.METCB 3.SB9
2023-09-30	4	$83.8M	0	1METC 2METCB 3SWN1EUR Top holdings2023-09-30 1.METC 2.METCB 3.SWN1EUR 4.SB9
2023-06-30	4	$67.5M	0	1METC 2METCB 3SWN1EUR Top holdings2023-06-30 1.METC 2.METCB 3.SWN1EUR 4.SB9
2023-03-31	3	$56.3M	0	1METCB 2SWN1EUR 3SB9 Top holdings2023-03-31 1.METCB 2.SWN1EUR 3.SB9
2022-12-31	3	$57.4M	0	1METCB 2SWN1EUR 3SB9 Top holdings2022-12-31 1.METCB 2.SWN1EUR 3.SB9
2022-09-30	2	$59.5M	0	1METCB 2SWN1EUR Top holdings2022-09-30 1.METCB 2.SWN1EUR
2022-06-30	2	$83.0M	0	1METCB 2SWN1EUR Top holdings2022-06-30 1.METCB 2.SWN1EUR
2022-03-31	2	$151.0M	0	1METCB 2SWN1EUR Top holdings2022-03-31 1.METCB 2.SWN1EUR
2021-12-31	2	$180.6M	0	1METCB 2SWN1EUR Top holdings2021-12-31 1.METCB 2.SWN1EUR
2021-09-30	2	$170.5M	0	1METCB 2SWN1EUR Top holdings2021-09-30 1.METCB 2.SWN1EUR
2021-06-30	2	$63.2M	87	1METCB230227M Top holdings2021-06-30 1.METCB 2.30227M
2021-03-31	2	$48.8M	39	1METCB230227M Top holdings2021-03-31 1.METCB 2.30227M
2020-12-31	1	$33.0M	21	1METCB Top holdings2020-12-31 1.METCB
2020-09-30	2	$40.6M	49	1METCB 2XOGEUR Top holdings2020-09-30 1.METCB 2.XOGEUR
2020-06-30	2	$25.5M	18	1METCB 2XOGEUR Top holdings2020-06-30 1.METCB 2.XOGEUR
2020-03-31	2	$30.7M	61	1METCB 2XOGEUR Top holdings2020-03-31 1.METCB 2.XOGEUR
2019-12-31	2	$57.4M	16	1METCB 2XOGEUR Top holdings2019-12-31 1.METCB 2.XOGEUR
2019-09-30	2	$67.4M	36	1METCB 2XOGEUR Top holdings2019-09-30 1.METCB 2.XOGEUR
2019-06-30	2	$97.0M	7	1METCB 2XOGEUR Top holdings2019-06-30 1.METCB 2.XOGEUR
2019-03-31	2	$102.0M	6	1METCB 2XOGEUR Top holdings2019-03-31 1.METCB 2.XOGEUR
2018-12-31	2	$97.2M	62	1METCB 2XOGEUR Top holdings2018-12-31 1.METCB 2.XOGEUR
2018-09-30	2	$183.7M	16	1METCB 2XOGEUR Top holdings2018-09-30 1.METCB 2.XOGEUR
2018-06-30	2	$215.9M	14	1XOGEUR 2METCB Top holdings2018-06-30 1.XOGEUR 2.METCB
2018-03-31	3	$197.6M	13	1METCB 2XOGEUR 3FANG Top holdings2018-03-31 1.METCB 2.XOGEUR 3.FANG
2017-12-31	3	$213.2M	6	1XOGEUR 2METCB 3FANG Top holdings2017-12-31 1.XOGEUR 2.METCB 3.FANG
2017-09-30	2	$216.4M	11	1XOGEUR 2METCB Top holdings2017-09-30 1.XOGEUR 2.METCB
2017-06-30	2	$192.9M	39	1XOGEUR 2METCB Top holdings2017-06-30 1.XOGEUR 2.METCB
2017-03-31	2	$285.7M	70	1XOGEUR 2METCB Top holdings2017-03-31 1.XOGEUR 2.METCB
2016-12-31	1	$154.3M	0	1XOGEUR Top holdings2016-12-31 1.XOGEUR

Holding changes this quarter

Yorktown Energy Partners Ix, L.p.'s most significant position changes for 2026-03-31: Trim: Ramaco Resources Inc-a (METC) — shares -21.31%; Trim: Ramaco Resources Inc-b (METCB) — shares -0.11%.

Position changes disclosed by Yorktown Energy Partners Ix, L.p. for the quarter ending 2026-03-31, including ticker, issuer, weight change, shares change, and action
#	Ticker	Issuer	Weight Change	Shares Change	Action
1	EPSN	Epsilon Energy LTD	+5.4%	—	Unchanged
2	METCB	Ramaco Resources Inc-b	+2.7%	-0.11%	Trim
3	METC	Ramaco Resources Inc-a	-8.1%	-21.31%	Trim

FAQ

What is Yorktown Energy Partners Ix, L.p. and what type of investor is it?

Yorktown Energy Partners Ix, 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 $57.5M, spread across 3 disclosed positions.

What are Yorktown Energy Partners Ix, L.p.'s largest equity positions?

Based on the latest 13F filing, Yorktown Energy Partners Ix, L.p.'s top holdings by market value are: 1. Ramaco Resources Inc-a (METC) — $37.7M (65.5%) 2. Ramaco Resources Inc-b (METCB) — $12.6M (21.9%) 3. Epsilon Energy LTD (EPSN) — $7.3M (12.6%)

What changes did Yorktown Energy Partners Ix, L.p. make in its most recent portfolio filing?

In the latest quarter, Yorktown Energy Partners Ix, L.p. took a more defensive posture — trimming 2 positions and completely exiting 0 holdings. The largest of these moves: Trim: Ramaco Resources Inc-a (METC) — shares -21.31%; Trim: Ramaco Resources Inc-b (METCB) — shares -0.11%

What sectors does Yorktown Energy Partners Ix, L.p. focus on?

Sector breakdown data is not yet available for Yorktown Energy Partners Ix, L.p.. Check back after the next 13F processing cycle.