Jane Street’s Orion OEC Stock Holding History

Jane Street’s Portfolio OEC Stock Details OEC Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2023 Q4	–	Sell	-10,500	Closed	-$223K	–	9627
2023 Q3	$223K	Sell	10,500 -7,500	-42%	-$164K	﹤0.01%	7474
2023 Q2	$382K	Buy	+18,000	New	+$434K	﹤0.01%	6734

Other funds holding OEC

Pzena Investment Management New York $30.8B AUM 11.29% 1-Year Est. Return

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

DCM

Divisar Capital Management San Francisco, California $392M AUM 108.45% 1-Year Est. Return

American Century Companies Kansas City, Missouri $194B AUM 35% 1-Year Est. Return

D.E. Shaw & Co New York $166B AUM 43.98% 1-Year Est. Return

Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return

AQR Capital Management Greenwich, Connecticut $218B AUM 29.41% 1-Year Est. Return

Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return

Charles Schwab San Francisco, California $654B AUM 26.35% 1-Year Est. Return

Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return

Jane Street's OEC Position: Q1 2026 in Review

Jane Street increased its Orion (OEC) stake by 17% in Q1 2026, buying an estimated $405K and bringing the position to 479,697 shares worth $3.12M. The position accounts for ﹤0.01% of the portfolio, ranked #4274.

Jane Street first reported a position in OEC in Q1 2017 and has held it in 20 quarters since. 180 funds tracked by Wall St. Rank hold OEC as of Q1 2026.

Jane Street held 479,697 shares of Orion worth $3.12M as of Q1 2026.
Jane Street bought 68,515 Orion shares in Q1 2026, an estimated $405K.
Orion made up ﹤0.01% of Jane Street's portfolio in Q1 2026, its #4274 holding.
Jane Street first reported a position in Orion in Q1 2017 and has held it in 20 quarters since.
180 funds tracked by Wall St. Rank held Orion as of Q1 2026.

Based on Jane Street's 13F filing for Q1 2026, filed 12 May 2026.