Jeff Yass’s Riley Exploration Permian REPX Stock Holding History

Jeff Yass’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 Q2	$286K	Buy	8,663 +2,104	+32%	+$75K	﹤0.01%	11156
2026 Q1	$239K	Buy	+6,559	New	+$195K	﹤0.01%	11354
2025 Q4	–	Sell	-8,455	Closed	-$225K	–	13400
2025 Q3	$229K	Sell	8,455 -14,253	-63%	-$390K	﹤0.01%	10691
2025 Q2	$596K	Buy	22,708 +4,313	+23%	+$114K	﹤0.01%	8778
2025 Q1	$537K	Buy	18,395 +8,618	+88%	+$277K	﹤0.01%	8749
2024 Q4	$312K	Buy	+9,777	New	+$302K	﹤0.01%	9755
2024 Q3	–	Sell	-14,288	Closed	-$394K	–	12857
2024 Q2	$404K	Buy	+14,288	New	+$394K	﹤0.01%	8768
2024 Q1	–	Sell	-11,821	Closed	-$322K	–	13151
2023 Q4	$322K	Buy	11,821 +3,054	+35%	+$86.2K	﹤0.01%	9677
2023 Q3	$279K	Sell	8,767 -8,677	-50%	-$295K	﹤0.01%	9515
2023 Q2	$623K	Buy	+17,444	New	+$681K	﹤0.01%	7792
2023 Q1	–	Sell	-9,342	Closed	-$301K	–	13333
2022 Q4	$275K	Buy	+9,342	New	+$265K	﹤0.01%	9300
2020 Q2	–	Sell	-3,208	Closed	-$17K	–	10780
2020 Q1	$17K	Buy	+3,208	New	+$21.7K	﹤0.01%	9968
2018 Q3	–	Sell	-1,630	Closed	-$15K	–	10059
2018 Q2	$15K	Buy	1,630 +529	+48%	+$4.55K	﹤0.01%	9450
2018 Q1	$9K	Buy	+1,101	New	+$9.55K	﹤0.01%	9184
2017 Q4	–	Sell	-1,198	Closed	-$10K	–	9796
2017 Q3	$10K	Buy	+1,198	New	+$9.56K	﹤0.01%	8686

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 $59.9B AUM 27.01% 1-Year Est. Return

Jeff Yass's REPX Position: Q2 2026 in Review

Jeff Yass increased its Riley Exploration Permian (REPX) stake by 32% in Q2 2026, buying an estimated $75K and bringing the position to 8,663 shares worth $286K. The position accounts for ﹤0.01% of the portfolio, ranked #11156.

Jeff Yass first reported a position in REPX in Q3 2017 and has held it in 15 quarters since. The position peaked at $623K in Q2 2023. 196 funds tracked by Wall St. Rank hold REPX as of Q2 2026.

Jeff Yass held 8,663 shares of Riley Exploration Permian worth $286K as of Q2 2026.
Jeff Yass bought 2,104 Riley Exploration Permian shares in Q2 2026, an estimated $75K.
Riley Exploration Permian made up ﹤0.01% of Jeff Yass's portfolio in Q2 2026, its #11156 holding.
Jeff Yass first reported a position in Riley Exploration Permian in Q3 2017 and has held it in 15 quarters since.
Jeff Yass's Riley Exploration Permian position peaked at $623K in Q2 2023.
196 funds tracked by Wall St. Rank held Riley Exploration Permian as of Q2 2026.

Based on Susquehanna International Group's 13F filing for Q2 2026, filed 14 Aug 2026.