Mariner
TW icon

Mariner’s Tradeweb Markets TW Stock Holding History

Mariner’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
Q2 		$7.82M Sell
78,519
-20,737
-21% -$2.25M 0.01% 841
2026
Q1 		$11.7M Buy
99,256
+53,086
+115% +$6.08M 0.01% 676
2025
Q4 		$4.97M Buy
46,170
+40,202
+674% +$4.32M 0.01% 1006
2025
Q3 		$662K Sell
5,968
-5,392
-47% -$693K ﹤0.01% 2210
2025
Q2 		$1.66M Buy
11,360
+3,380
+42% +$472K ﹤0.01% 1461
2025
Q1 		$1.18M Buy
7,980
+1,646
+26% +$219K ﹤0.01% 1578
2024
Q4 		$829K Buy
6,334
+1,222
+24% +$161K ﹤0.01% 1786
2024
Q3 		$632K Buy
5,112
+370
+8% +$41.9K ﹤0.01% 1949
2024
Q2 		$503K Buy
4,742
+603
+15% +$63.7K ﹤0.01% 2043
2024
Q1 		$431K Sell
4,139
-101
-2% -$10.2K ﹤0.01% 2143
2023
Q4 		$385K Buy
4,240
+383
+10% +$34.2K ﹤0.01% 2137
2023
Q3 		$309K Buy
3,857
+787
+26% +$62.7K ﹤0.01% 2125
2023
Q2 		$210K Sell
3,070
-311
-9% -$22K ﹤0.01% 2430
2023
Q1 		$267K Sell
3,381
-362
-10% -$26.2K ﹤0.01% 2159
2022
Q4 		$243K Buy
+3,743
New +$220K ﹤0.01% 2207

Other funds holding TW

T. Rowe Price Associates
T. Rowe Price Associates Baltimore, Maryland $999B AUM 46.22% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Wellington Management Group
Wellington Management Group Boston, Massachusetts $580B AUM 38.23% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
CG
Carmignac Gestion Paris, France $7.71B AUM 4.02% 1-Year Est. Return
T. Rowe Price Investment Management
T. Rowe Price Investment Management Baltimore, Maryland $153B AUM 38.14% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
AQR Capital Management
AQR Capital Management Greenwich, Connecticut $287B AUM 42.33% 1-Year Est. Return
Grantham, Mayo, Van Otterloo & Co (GMO)
Grantham, Mayo, Van Otterloo & Co (GMO) Boston, Massachusetts $44.4B AUM 36.05% 1-Year Est. Return

Mariner's TW Position: Q2 2026 in Review

Mariner reduced its Tradeweb Markets (TW) stake by 21% in Q2 2026, selling an estimated $2.25M and leaving 78,519 shares worth $7.82M. The position accounts for 0.01% of the portfolio, ranked #841.

Mariner first reported a position in TW in Q4 2022 and has held it in 15 quarters since. The position peaked at $11.7M in Q1 2026. 563 funds tracked by Wall St. Rank hold TW as of Q2 2026.

  • Mariner held 78,519 shares of Tradeweb Markets worth $7.82M as of Q2 2026.
  • Mariner sold 20,737 Tradeweb Markets shares in Q2 2026, an estimated $2.25M.
  • Tradeweb Markets made up 0.01% of Mariner's portfolio in Q2 2026, its #841 holding.
  • Mariner first reported a position in Tradeweb Markets in Q4 2022 and has held it in 15 quarters since.
  • Mariner's Tradeweb Markets position peaked at $11.7M in Q1 2026.
  • 563 funds tracked by Wall St. Rank held Tradeweb Markets as of Q2 2026.

Based on Mariner's 13F filing for Q2 2026, filed 13 Aug 2026.