Optiver Holding
OEC icon

Optiver Holding’s Orion OEC Stock Holding History

Optiver Holding’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
2026
Q2 		$18.3K Sell
2,761
-416
-13% -$2.99K ﹤0.01% 1559
2026
Q1 		$20.6K Buy
3,177
+2,963
+1,385% +$17.5K ﹤0.01% 1093
2025
Q4 		$1.13K Hold
214
– – ﹤0.01% 2195
2025
Q3 		$1.62K Buy
+214
New +$2.16K ﹤0.01% 2432

Other funds holding OEC

Pzena Investment Management
Pzena Investment Management New York $34.1B AUM 23.81% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
DCM
Divisar Capital Management San Francisco, California $434M AUM 170.22% 1-Year Est. Return
American Century Companies
American Century Companies Kansas City, Missouri $226B AUM 44.75% 1-Year Est. Return
AQR Capital Management
AQR Capital Management Greenwich, Connecticut $287B AUM 42.33% 1-Year Est. Return
D.E. Shaw & Co
D.E. Shaw & Co New York $210B AUM 57.28% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return
Fuller & Thaler Asset Management
Fuller & Thaler Asset Management San Mateo, California $36.7B AUM 74.15% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

Optiver Holding's OEC Position: Q2 2026 in Review

Optiver Holding reduced its Orion (OEC) stake by 13% in Q2 2026, selling an estimated $2.99K and leaving 2,761 shares worth $18.3K. The position accounts for ﹤0.01% of the portfolio, ranked #1559.

Optiver Holding first reported a position in OEC in Q3 2025 and has held it in 4 quarters since. The position peaked at $20.6K in Q1 2026. 187 funds tracked by Wall St. Rank hold OEC as of Q2 2026.

  • Optiver Holding held 2,761 shares of Orion worth $18.3K as of Q2 2026.
  • Optiver Holding sold 416 Orion shares in Q2 2026, an estimated $2.99K.
  • Orion made up ﹤0.01% of Optiver Holding's portfolio in Q2 2026, its #1559 holding.
  • Optiver Holding first reported a position in Orion in Q3 2025 and has held it in 4 quarters since.
  • Optiver Holding's Orion position peaked at $20.6K in Q1 2026.
  • 187 funds tracked by Wall St. Rank held Orion as of Q2 2026.

Based on Optiver Holding's 13F filing for Q2 2026, filed 12 Aug 2026.