Yorktown Energy Partners VIII, L.P.

In its 13F for Q4 2024 (holdings as of December 31, 2024, filed February 14, 2025), Yorktown Energy Partners VIII, L.P. reported 2 stock positions worth $79.3 million. Its top holding was Antero Resources (AR) at 88.4% of the portfolio, followed by Riley Exploration Permian (REPX, 11.6%). Compared with Q3 2024, it reduced 1. The biggest sale was Riley Exploration Permian (REPX, shares −50%).

Most Recent 13F
Q2 2025
Location
NEW YORK, NY
CIK
0001473116
Portfolio Value
$79.3M (Q4 2024)
SEC Filing
0001011438-25-000156 ↗ filed Feb 14, 2025

Holdings Value

0$50.0M$100.0M$150.0M Q1 2024: $122.5M Q1 2024 Q2 2024: $81.5M Q2 2024 Q3 2024: $72.5M Q3 2024 Q4 2024: $79.3M $79.3M Q4 2024 Q1 2025: $52.9M Q1 2025 Q2 2025: $0 Q2 2025

Holdings 2 stocks · $79.3M

AR Antero Resources Corp. 88.42% 2,000,000 $70.1M No change
REPX Riley Exploration Permian Inc. 11.58% 287,627 $9.2M Reduce -50.0%

Portfolio Sells Q3 2024 → Q4 2024

REPX Riley Exploration Permian Inc. Reduce -50.0% 11.58% −9.43

Portfolio Buys Q3 2024 → Q4 2024

None this quarter.

All Filings

QuarterPositions13F Reported ValueTop Holdings
Q2 2025 0$0
Q1 2025 2$52.9MAR, REPX
Q4 2024 2$79.3MAR, REPX
Q3 2024 2$72.5MAR, REPX
Q2 2024 2$81.5MAR, REPX
Q1 2024 2$122.5MAR, REPX