Citadel Advisors’s Riley Exploration Permian REPX Stock Holding History

Citadel Advisors’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
2026 Q1	–	Sell	-8,300	Closed	-$219K	–	14021
2025 Q4	$219K	Sell	8,300 -6,600	-44%	-$175K	﹤0.01%	10842
2025 Q3	$404K	Buy	+14,900	New	+$407K	﹤0.01%	9642
2025 Q2	–	Sell	-9,400	Closed	-$274K	–	14653
2025 Q1	$274K	Buy	9,400 +1,800	+24%	+$57.9K	﹤0.01%	9792
2024 Q4	$243K	Sell	7,600 -5,800	-43%	-$179K	﹤0.01%	10092
2024 Q3	$355K	Buy	13,400 +4,600	+52%	+$127K	﹤0.01%	8963
2024 Q2	$249K	Sell	8,800 -2,100	-19%	-$57.9K	﹤0.01%	9505
2024 Q1	$360K	Buy	10,900 +3,300	+43%	+$82.5K	﹤0.01%	9079
2023 Q4	$207K	Sell	7,600 -5,200	-41%	-$147K	﹤0.01%	9885
2023 Q3	$407K	Buy	12,800 +100	+0.8%	+$3.4K	﹤0.01%	8517
2023 Q2	$454K	Buy	+12,700	New	+$496K	﹤0.01%	8159

Other funds holding REPX

YEPX

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

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

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

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

Arrowstreet Capital Boston, Massachusetts $225B AUM 49.49% 1-Year Est. Return

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

AQR Capital Management Greenwich, Connecticut $287B AUM 42.33% 1-Year Est. Return

Two Sigma Investments New York $138B AUM 41.87% 1-Year Est. Return

First Eagle Investment Management New York $60.8B AUM 26.63% 1-Year Est. Return

Citadel Advisors's REPX Position: Q2 2026 in Review

Citadel Advisors reduced its Riley Exploration Permian (REPX) stake by 53% in Q2 2026, selling an estimated $4.3M and leaving 109,076 shares worth $3.6M. The position accounts for ﹤0.01% of the portfolio, ranked #5321.

Citadel Advisors first reported a position in REPX in Q4 2013 and has held it in 30 quarters since. The position peaked at $8.38M in Q1 2026. 198 funds tracked by Wall St. Rank hold REPX as of Q2 2026.

Citadel Advisors held 109,076 shares of Riley Exploration Permian worth $3.6M as of Q2 2026.
Citadel Advisors sold 120,706 Riley Exploration Permian shares in Q2 2026, an estimated $4.3M.
Riley Exploration Permian made up ﹤0.01% of Citadel Advisors's portfolio in Q2 2026, its #5321 holding.
Citadel Advisors first reported a position in Riley Exploration Permian in Q4 2013 and has held it in 30 quarters since.
Citadel Advisors's Riley Exploration Permian position peaked at $8.38M in Q1 2026.
198 funds tracked by Wall St. Rank held Riley Exploration Permian as of Q2 2026.

Based on Citadel Advisors's 13F filing for Q2 2026, filed 14 Aug 2026.