Simplex Trading
OPEN icon

Simplex Trading’s Opendoor OPEN Stock Holding History

Simplex Trading’s Portfolio OPEN Stock Details OPEN Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$8.86M Buy
2,839,500
+74,300
+3% +$356K 0.01% 828
2026
Q1 		$8.51M Sell
2,765,200
-3,148,200
-53% -$17M 0.01% 771
2025
Q4 		$13.6M Sell
5,913,400
-1,345,457
-19% -$9.64M 0.01% 694
2025
Q3 		$56M Buy
7,258,857
+6,392,304
+738% +$25.9M 0.03% 327
2025
Q2 		$446K Sell
866,553
-34,514
-4% -$24.9K ﹤0.01% 3613
2025
Q1 		$889K Sell
901,067
-821,396
-48% -$1.08M ﹤0.01% 2809
2024
Q4 		$2.67M Buy
1,722,463
+866,656
+101% +$1.57M ﹤0.01% 1956
2024
Q3 		$1.66M Buy
855,807
+362,804
+74% +$736K ﹤0.01% 2446
2024
Q2 		$877K Sell
493,003
-99,924
-17% -$216K ﹤0.01% 3055
2024
Q1 		$1.74M Sell
592,927
-1,179,860
-67% -$3.68M ﹤0.01% 2551
2023
Q4 		$7.68M Buy
1,772,787
+783,784
+79% +$2.19M ﹤0.01% 1265
2023
Q3 		$2.53M Buy
989,003
+73,470
+8% +$265K ﹤0.01% 1890
2023
Q2 		$3.56M Buy
915,533
+636,223
+228% +$1.38M ﹤0.01% 1543
2023
Q1 		$475K Sell
279,310
-1,120,753
-80% -$1.85M ﹤0.01% 3324
2022
Q4 		$1.57M Sell
1,400,063
-106,950
-7% -$205K ﹤0.01% 2054
2022
Q3 		$4.54M Buy
1,507,013
+674,043
+81% +$3.09M 0.01% 1270
2022
Q2 		$3.8M Sell
832,970
-363,733
-30% -$2.4M ﹤0.01% 1316
2022
Q1 		$10M Buy
1,196,703
+550,250
+85% +$5.12M 0.01% 842
2021
Q4 		$9.14M Buy
646,453
+433,483
+204% +$8.01M 0.01% 823
2021
Q3 		$3.52M Sell
212,970
-181,247
-46% -$2.93M ﹤0.01% 1517
2021
Q2 		$4.57M Buy
394,217
+391,237
+13,129% +$6.72M ﹤0.01% 1266
2021
Q1 		$6.11M Buy
2,980
+849
+40% +$22.4K 0.01% 679
2020
Q4 		$4.69M Buy
2,131
+1,953
+1,097% +$41K 0.01% 1031
2020
Q3 		$326K Buy
+178
New +$2.13K ﹤0.01% 3512

Other funds holding OPEN

Morgan Stanley
Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
American Century Companies
American Century Companies Kansas City, Missouri $226B AUM 44.75% 1-Year Est. Return
LC
Lennar Corp Miami, Florida $63.2M AUM
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return
Charles Schwab
Charles Schwab San Francisco, California $751B AUM 38.74% 1-Year Est. Return

Simplex Trading's OPEN Position: Q2 2026 in Review

Simplex Trading increased its Opendoor (OPEN) stake by 183% in Q2 2026, buying an estimated $2.35M and bringing the position to 761,221 shares worth $3.28M. The position accounts for ﹤0.01% of the portfolio, ranked #1552.

Simplex Trading first reported a position in OPEN in Q3 2020 and has held it in 22 quarters since. The position peaked at $3.51M in Q1 2022. 391 funds tracked by Wall St. Rank hold OPEN as of Q2 2026.

  • Simplex Trading held 761,221 shares of Opendoor worth $3.28M as of Q2 2026.
  • Simplex Trading bought 492,071 Opendoor shares in Q2 2026, an estimated $2.35M.
  • Opendoor made up ﹤0.01% of Simplex Trading's portfolio in Q2 2026, its #1552 holding.
  • Simplex Trading first reported a position in Opendoor in Q3 2020 and has held it in 22 quarters since.
  • Simplex Trading's Opendoor position peaked at $3.51M in Q1 2022.
  • 391 funds tracked by Wall St. Rank held Opendoor as of Q2 2026.

Based on Simplex Trading's 13F filing for Q2 2026, filed 12 Aug 2026.