William Blair & Company’s Riley Exploration Permian REPX Stock Holding History

William Blair & Company’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	$238K	Buy	+7,224	New	+$258K	﹤0.01%	1511

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

William Blair & Company's REPX Position: Q2 2026 in Review

William Blair & Company opened a new position in Riley Exploration Permian (REPX) in Q2 2026: 7,224 shares worth $238K. The stake represents ﹤0.01% of the portfolio and ranks #1511 among its holdings.

198 funds tracked by Wall St. Rank hold REPX as of Q2 2026.

William Blair & Company held 7,224 shares of Riley Exploration Permian worth $238K as of Q2 2026.
Riley Exploration Permian was a new William Blair & Company position in Q2 2026.
Riley Exploration Permian made up ﹤0.01% of William Blair & Company's portfolio in Q2 2026, its #1511 holding.
198 funds tracked by Wall St. Rank held Riley Exploration Permian as of Q2 2026.

Based on William Blair & Company's 13F filing for Q2 2026, filed 11 Aug 2026.