Yorktown Energy Partners VIII, L.P.

In its 13F for Q2 2024 (holdings as of June 30, 2024, filed August 13, 2024), Yorktown Energy Partners VIII, L.P. reported 2 stock positions worth $81.5 million. Its top holding was Antero Resources (AR) at 80.0% of the portfolio, followed by Riley Exploration Permian (REPX, 20.0%). Compared with Q1 2024, it reduced 2. The biggest sale was Riley Exploration Permian (REPX, shares −47%).

Most Recent 13F
Q2 2025
Location
NEW YORK, NY
CIK
0001473116
Portfolio Value
$81.5M (Q2 2024)
SEC Filing
0001011438-24-000432 ↗ filed Aug 13, 2024

Holdings Value

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

Holdings 2 stocks · $81.5M
AR Antero Resources Corp. 80.03% 2,000,000 $65.3M Reduce -33.3%
REPX Riley Exploration Permian Inc. 19.97% 575,254 $16.3M Reduce -46.5%

Portfolio Sells Q1 2024 → Q2 2024
REPX Riley Exploration Permian Inc. Reduce -46.5% 19.97% −9.00
AR Antero Resources Corp. Reduce -33.3% 80.03% +9.00

Portfolio Buys Q1 2024 → Q2 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