Yorktown Energy Partners VIII’s Riley Exploration Permian REPX Stock Holding History

Yorktown Energy Partners VIII’s Portfolio REPX Stock Details REPX Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2025 Q2	–	Sell	-287,627	Closed	-$8.39M	–	2
2025 Q1	$8.39M	Hold	287,627	–	–	15.87%	2
2024 Q4	$9.18M	Sell	287,627 -287,627	-50%	-$8.87M	11.58%	2
2024 Q3	$15.2M	Hold	575,254	–	–	21.01%	2
2024 Q2	$16.3M	Sell	575,254 -500,000	-47%	-$13.8M	19.97%	2
2024 Q1	$35.5M	Hold	1,075,254	–	–	28.97%	2
2023 Q4	$29.3M	Hold	1,075,254	–	–	24.41%	2
2023 Q3	$34.2M	Hold	1,075,254	–	–	23.68%	2
2023 Q2	$38.4M	Buy	+1,075,254	New	+$42M	26.19%	2

Other funds holding REPX

BEP

Bluescape Energy Partners Dallas, Texas $297M AUM 14.75% 1-Year Est. Return

YEPX

Yorktown Energy Partners XI New York $108M AUM 57.73% 1-Year Est. Return

Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

American Century Companies Kansas City, Missouri $226B AUM 44.75% 1-Year Est. Return

Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return

YEPX

Yorktown Energy Partners X New York $47.6M AUM 46.93% 1-Year Est. Return

JHCP

Jackson Hole Capital Partners Tulsa, Oklahoma $605M AUM 22.77% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

Bank of New York Mellon New York $609B AUM 40.19% 1-Year Est. Return

Yorktown Energy Partners VIII's REPX Position: Q2 2025 in Review

Yorktown Energy Partners VIII sold out of Riley Exploration Permian (REPX) in Q2 2025, closing a stake of 287,627 shares — an estimated $8.39M sold.

Yorktown Energy Partners VIII first reported a position in REPX in Q2 2023 and held it in 8 quarters. The position peaked at $38.4M in Q2 2023. 135 funds tracked by Wall St. Rank hold REPX as of Q2 2025.

Yorktown Energy Partners VIII reported no remaining Riley Exploration Permian position as of Q2 2025 after selling out during the quarter.
Yorktown Energy Partners VIII sold 287,627 Riley Exploration Permian shares in Q2 2025, an estimated $8.39M.
Yorktown Energy Partners VIII first reported a position in Riley Exploration Permian in Q2 2023 and held it in 8 quarters.
Yorktown Energy Partners VIII's Riley Exploration Permian position peaked at $38.4M in Q2 2023.
135 funds tracked by Wall St. Rank held Riley Exploration Permian as of Q2 2025.

Based on Yorktown Energy Partners VIII's 13F filing for Q2 2025.