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Woodline Partners’s MarketAxess Holdings MKTX Stock Holding History

Woodline Partners’s Portfolio MKTX Stock Details MKTX Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2025
Q3 		– Sell
-4,052
Closed -$905K – 988
2025
Q2 		$905K Buy
4,052
+867
+27% +$191K ﹤0.01% 810
2025
Q1 		$689K Buy
3,185
+921
+41% +$193K ﹤0.01% 802
2024
Q4 		$512K Buy
+2,264
New +$596K ﹤0.01% 832

Other funds holding MKTX

Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
Primecap Management
Primecap Management Pasadena, California $127B AUM 44.11% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
VanEck Associates
VanEck Associates New York $133B AUM 72.99% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
HSBC Holdings
HSBC Holdings London, United Kingdom $192B AUM 27.2% 1-Year Est. Return
T. Rowe Price Investment Management
T. Rowe Price Investment Management Baltimore, Maryland $145B AUM 22.78% 1-Year Est. Return
GAM
GuardCap Asset Management London, United Kingdom $1.75B AUM 7.74% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
AQR Capital Management
AQR Capital Management Greenwich, Connecticut $218B AUM 29.41% 1-Year Est. Return

Woodline Partners's MKTX Position: Q3 2025 in Review

Woodline Partners sold out of MarketAxess Holdings (MKTX) in Q3 2025, closing a stake of 4,052 shares — an estimated $905K sold.

Woodline Partners first reported a position in MKTX in Q4 2024 and held it in 3 quarters. The position peaked at $905K in Q2 2025. 450 funds tracked by Wall St. Rank hold MKTX as of Q3 2025.

  • Woodline Partners reported no remaining MarketAxess Holdings position as of Q3 2025 after selling out during the quarter.
  • Woodline Partners sold 4,052 MarketAxess Holdings shares in Q3 2025, an estimated $905K.
  • Woodline Partners first reported a position in MarketAxess Holdings in Q4 2024 and held it in 3 quarters.
  • Woodline Partners's MarketAxess Holdings position peaked at $905K in Q2 2025.
  • 450 funds tracked by Wall St. Rank held MarketAxess Holdings as of Q3 2025.

Based on Woodline Partners's 13F filing for Q3 2025, filed 14 Nov 2025.