Citadel Advisors
OEC icon

Citadel Advisors’s Orion OEC Stock Holding History

Citadel Advisors’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
Q1 		$148K Buy
+22,700
New +$134K ﹤0.01% 11697
2025
Q2 		– Sell
-8,600
Closed -$111K – 14314
2025
Q1 		$111K Sell
8,600
-1,900
-18% -$26.9K ﹤0.01% 11314
2024
Q4 		$166K Buy
10,500
+5,600
+114% +$94.6K ﹤0.01% 10729
2024
Q3 		$87.3K Buy
4,900
+3,700
+308% +$71.3K ﹤0.01% 11301
2024
Q2 		$26.3K Sell
1,200
-400
-25% -$9.63K ﹤0.01% 12394
2024
Q1 		$37.6K Sell
1,600
-300
-16% -$6.93K ﹤0.01% 12460
2023
Q4 		$52.7K Sell
1,900
-12,500
-87% -$287K ﹤0.01% 11732
2023
Q3 		$306K Sell
14,400
-52,600
-79% -$1.15M ﹤0.01% 9128
2023
Q2 		$1.42M Sell
67,000
-53,200
-44% -$1.28M ﹤0.01% 5774
2023
Q1 		$3.14M Buy
120,200
+9,000
+8% +$204K ﹤0.01% 4561
2022
Q4 		$1.98M Buy
111,200
+87,400
+367% +$1.47M ﹤0.01% 5511
2022
Q3 		$318K Sell
23,800
-57,100
-71% -$928K ﹤0.01% 9441
2022
Q2 		$1.26M Buy
80,900
+9,000
+13% +$151K ﹤0.01% 6507
2022
Q1 		$1.15M Buy
71,900
+22,100
+44% +$381K ﹤0.01% 7390
2021
Q4 		$914K Sell
49,800
-6,800
-12% -$127K ﹤0.01% 8173
2021
Q3 		$1.03M Buy
56,600
+28,800
+104% +$515K ﹤0.01% 8078
2021
Q2 		$528K Buy
+27,800
New +$550K ﹤0.01% 9945
2020
Q3 		– Sell
-11,700
Closed -$124K – 10542
2020
Q2 		$124K Buy
+11,700
New +$108K ﹤0.01% 8869
2019
Q2 		– Sell
-14,200
Closed -$270K – 9651
2019
Q1 		$270K Buy
14,200
+3,300
+30% +$82.9K ﹤0.01% 7765
2018
Q4 		$276K Buy
10,900
+3,400
+45% +$88.7K ﹤0.01% 7412
2018
Q3 		$241K Sell
7,500
-1,300
-15% -$43.1K ﹤0.01% 7938
2018
Q2 		$271K Buy
+8,800
New +$256K ﹤0.01% 7378

Other funds holding OEC

Pzena Investment Management
Pzena Investment Management New York $30.8B AUM 11.29% 1-Year Est. Return
BlackRock
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
American Century Companies Kansas City, Missouri $194B AUM 35% 1-Year Est. Return
D.E. Shaw & Co
D.E. Shaw & Co New York $166B AUM 43.98% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return
AQR Capital Management
AQR Capital Management Greenwich, Connecticut $218B AUM 29.41% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return
Charles Schwab
Charles Schwab San Francisco, California $654B AUM 26.35% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return

Citadel Advisors's OEC Position: Q1 2026 in Review

Citadel Advisors increased its Orion (OEC) stake by 51% in Q1 2026, buying an estimated $575K and bringing the position to 289,308 shares worth $1.88M. The position accounts for ﹤0.01% of the portfolio, ranked #6193.

Citadel Advisors first reported a position in OEC in Q3 2014 and has held it in 39 quarters since. The position peaked at $33.4M in Q4 2014. 180 funds tracked by Wall St. Rank hold OEC as of Q1 2026.

  • Citadel Advisors held 289,308 shares of Orion worth $1.88M as of Q1 2026.
  • Citadel Advisors bought 97,200 Orion shares in Q1 2026, an estimated $575K.
  • Orion made up ﹤0.01% of Citadel Advisors's portfolio in Q1 2026, its #6193 holding.
  • Citadel Advisors first reported a position in Orion in Q3 2014 and has held it in 39 quarters since.
  • Citadel Advisors's Orion position peaked at $33.4M in Q4 2014.
  • 180 funds tracked by Wall St. Rank held Orion as of Q1 2026.

Based on Citadel Advisors's 13F filing for Q1 2026, filed 15 May 2026.