Yorktown Energy Partners VIII, L.P.

In its 13F for Q1 2024 (holdings as of March 31, 2024, filed May 15, 2024), Yorktown Energy Partners VIII, L.P. reported 2 stock positions worth $122.5 million. Its top holding was Antero Resources (AR) at 71.0% of the portfolio, followed by Riley Exploration Permian (REPX, 29.0%). Compared with Q4 2023, it reduced 1. The biggest sale was Antero Resources (AR, shares −25%).

Most Recent 13F
Q2 2025
Location
NEW YORK, NY
CIK
0001473116
Portfolio Value
$122.5M (Q1 2024)
SEC Filing
0001011438-24-000363 ↗ filed May 15, 2024

Holdings Value

0$50.0M$100.0M$150.0M Q1 2024: $122.5M $122.5M Q1 2024 Q2 2024: $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 · $122.5M

AR Antero Resources Corp. 71.03% 3,000,000 $87.0M Reduce -25.0%
REPX Riley Exploration Permian Inc. 28.97% 1,075,254 $35.5M No change

Portfolio Sells Q4 2023 → Q1 2024

AR Antero Resources Corp. Reduce -25.0% 71.03% −4.56

Portfolio Buys Q4 2023 → Q1 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