Simplex Trading
TW icon

Simplex Trading’s Tradeweb Markets TW Stock Holding History

Simplex Trading’s Portfolio TW Stock Details TW Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$140K Sell
1,187
-1,637
-58% -$187K ﹤0.01% 4710
2025
Q4 		$304K Sell
2,824
-12,700
-82% -$1.36M ﹤0.01% 3798
2025
Q3 		$1.72M Buy
+15,524
New +$2M ﹤0.01% 2476
2024
Q4 		– Sell
-7,568
Closed -$998K – 9669
2024
Q3 		$935K Sell
7,568
-7,115
-48% -$806K ﹤0.01% 2977
2024
Q2 		$1.56M Sell
14,683
-3,398
-19% -$359K ﹤0.01% 2450
2024
Q1 		$1.88M Sell
18,081
-3,028
-14% -$304K ﹤0.01% 2466
2023
Q4 		$1.92M Buy
21,109
+18,710
+780% +$1.67M ﹤0.01% 2389
2023
Q3 		$192K Buy
+2,399
New +$191K ﹤0.01% 4403
2023
Q1 		– Sell
-3,192
Closed -$231K – 10171
2022
Q4 		$207K Sell
3,192
-8,683
-73% -$510K ﹤0.01% 4187
2022
Q3 		$669K Sell
11,875
-13,501
-53% -$919K ﹤0.01% 3128
2022
Q2 		$1.73M Buy
+25,376
New +$1.84M ﹤0.01% 2025
2022
Q1 		– Sell
-3,981
Closed -$345K – 11427
2021
Q4 		$398K Buy
+3,981
New +$367K ﹤0.01% 4136
2021
Q1 		– Sell
-2,224
Closed -$153K – 10070
2020
Q4 		$138K Sell
2,224
-3,906
-64% -$236K ﹤0.01% 5083
2020
Q3 		$355K Sell
6,130
-13,820
-69% -$760K ﹤0.01% 3414
2020
Q2 		$1.16M Buy
+19,950
New +$1.15M ﹤0.01% 2011
2020
Q1 		– Sell
-978
Closed -$44.8K – 8306
2019
Q4 		$45K Sell
978
-8,077
-89% -$348K ﹤0.01% 5298
2019
Q3 		$334K Buy
9,055
+3,716
+70% +$164K ﹤0.01% 3062
2019
Q2 		$233K Buy
+5,339
New +$223K ﹤0.01% 3307

Other funds holding TW

T. Rowe Price Associates
T. Rowe Price Associates Baltimore, Maryland $865B AUM 30.76% 1-Year Est. Return
Wellington Management Group
Wellington Management Group Boston, Massachusetts $535B AUM 26.23% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
T. Rowe Price Investment Management
T. Rowe Price Investment Management Baltimore, Maryland $145B AUM 22.78% 1-Year Est. Return
AQR Capital Management
AQR Capital Management Greenwich, Connecticut $218B AUM 29.41% 1-Year Est. Return
LP
Linonia Partnership New York $5.38B AUM 20.54% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Grantham, Mayo, Van Otterloo & Co (GMO)
Grantham, Mayo, Van Otterloo & Co (GMO) Boston, Massachusetts $39.1B AUM 28.69% 1-Year Est. Return

Simplex Trading's TW Position: Q1 2026 in Review

Simplex Trading reduced its Tradeweb Markets (TW) stake by 58% in Q1 2026, selling an estimated $187K and leaving 1,187 shares worth $140K. The position accounts for ﹤0.01% of the portfolio, ranked #4710.

Simplex Trading first reported a position in TW in Q2 2019 and has held it in 18 quarters since. The position peaked at $1.92M in Q4 2023. 581 funds tracked by Wall St. Rank hold TW as of Q1 2026.

  • Simplex Trading held 1,187 shares of Tradeweb Markets worth $140K as of Q1 2026.
  • Simplex Trading sold 1,637 Tradeweb Markets shares in Q1 2026, an estimated $187K.
  • Tradeweb Markets made up ﹤0.01% of Simplex Trading's portfolio in Q1 2026, its #4710 holding.
  • Simplex Trading first reported a position in Tradeweb Markets in Q2 2019 and has held it in 18 quarters since.
  • Simplex Trading's Tradeweb Markets position peaked at $1.92M in Q4 2023.
  • 581 funds tracked by Wall St. Rank held Tradeweb Markets as of Q1 2026.

Based on Simplex Trading's 13F filing for Q1 2026, filed 14 May 2026.