Arrowstreet Capital
OEC icon

Arrowstreet Capital’s Orion OEC Stock Holding History

Arrowstreet Capital’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 		$303K Sell
46,637
-75,031
-62% -$444K ﹤0.01% 1730
2025
Q4 		$642K Sell
121,668
-148,562
-55% -$806K ﹤0.01% 1645
2025
Q3 		$2.05M Buy
270,230
+42,879
+19% +$433K ﹤0.01% 1441
2025
Q2 		$2.38M Buy
227,351
+25,610
+13% +$290K ﹤0.01% 1389
2025
Q1 		$2.61M Buy
+201,741
New +$2.85M ﹤0.01% 1216
2024
Q4 		– Sell
-50,485
Closed -$899K – 1907
2024
Q3 		$899K Buy
50,485
+18,502
+58% +$356K ﹤0.01% 1411
2024
Q2 		$702K Buy
+31,983
New +$770K ﹤0.01% 1282
2023
Q3 		– Sell
-151,403
Closed -$3.21M – 1371
2023
Q2 		$3.21M Buy
+151,403
New +$3.65M ﹤0.01% 726
2022
Q1 		– Sell
-129,438
Closed -$2.38M – 1451
2021
Q4 		$2.38M Sell
129,438
-184,457
-59% -$3.44M ﹤0.01% 976
2021
Q3 		$5.72M Sell
313,895
-127,508
-29% -$2.28M 0.01% 908
2021
Q2 		$8.38M Buy
441,403
+217,136
+97% +$4.3M 0.01% 894
2021
Q1 		$4.42M Sell
224,267
-198,850
-47% -$3.58M 0.01% 1231
2020
Q4 		$7.25M Sell
423,117
-107,270
-20% -$1.64M 0.01% 1026
2020
Q3 		$6.63M Buy
530,387
+97,467
+23% +$1.17M 0.01% 1027
2020
Q2 		$4.58M Buy
432,920
+160,820
+59% +$1.49M 0.01% 1096
2020
Q1 		$2.03M Buy
+272,100
New +$3.94M 0.01% 1057
2018
Q4 		– Sell
-70,447
Closed -$2.26M – 1456
2018
Q3 		$2.26M Sell
70,447
-47,887
-40% -$1.59M 0.01% 665
2018
Q2 		$3.65M Sell
118,334
-67,424
-36% -$1.96M 0.01% 594
2018
Q1 		$5.03M Buy
+185,758
New +$5.18M 0.01% 572

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

Arrowstreet Capital's OEC Position: Q1 2026 in Review

Arrowstreet Capital reduced its Orion (OEC) stake by 62% in Q1 2026, selling an estimated $444K and leaving 46,637 shares worth $303K. The position accounts for ﹤0.01% of the portfolio, ranked #1730.

Arrowstreet Capital first reported a position in OEC in Q1 2018 and has held it in 19 quarters since. The position peaked at $8.38M in Q2 2021. 180 funds tracked by Wall St. Rank hold OEC as of Q1 2026.

  • Arrowstreet Capital held 46,637 shares of Orion worth $303K as of Q1 2026.
  • Arrowstreet Capital sold 75,031 Orion shares in Q1 2026, an estimated $444K.
  • Orion made up ﹤0.01% of Arrowstreet Capital's portfolio in Q1 2026, its #1730 holding.
  • Arrowstreet Capital first reported a position in Orion in Q1 2018 and has held it in 19 quarters since.
  • Arrowstreet Capital's Orion position peaked at $8.38M in Q2 2021.
  • 180 funds tracked by Wall St. Rank held Orion as of Q1 2026.

Based on Arrowstreet Capital's 13F filing for Q1 2026, filed 14 May 2026.