UBS Group
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UBS Group’s MarketAxess Holdings MKTX Stock Holding History

UBS Group’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
2023
Q4 		– Sell
-4,292
Closed -$917K – 9677
2023
Q3 		$917K Buy
+4,292
New +$1.04M ﹤0.01% 4152
2016
Q4 		– Sell
-155,500
Closed -$25.7M – 7926
2016
Q3 		$25.7M Buy
+155,500
New +$25.3M 0.02% 820

Other funds holding MKTX

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Primecap Management
Primecap Management Pasadena, California $127B AUM 44.11% 1-Year Est. Return
AQR Capital Management
AQR Capital Management Greenwich, Connecticut $218B AUM 29.41% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
NRCM
North Reef Capital Management Laguna Beach, California $2.91B AUM 11.03% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
VanEck Associates
VanEck Associates New York $133B AUM 72.99% 1-Year Est. Return
Millennium Management
Millennium Management New York $240B AUM 35.51% 1-Year Est. Return

UBS Group's MKTX Position: Q1 2026 in Review

UBS Group increased its MarketAxess Holdings (MKTX) stake by 167% in Q1 2026, buying an estimated $29.8M and bringing the position to 272,238 shares worth $44.9M. The position accounts for 0.01% of the portfolio, ranked #1750.

UBS Group first reported a position in MKTX in Q4 2014 and has held it in 46 quarters since. The position peaked at $56.8M in Q1 2025. 448 funds tracked by Wall St. Rank hold MKTX as of Q1 2026.

  • UBS Group held 272,238 shares of MarketAxess Holdings worth $44.9M as of Q1 2026.
  • UBS Group bought 170,283 MarketAxess Holdings shares in Q1 2026, an estimated $29.8M.
  • MarketAxess Holdings made up 0.01% of UBS Group's portfolio in Q1 2026, its #1750 holding.
  • UBS Group first reported a position in MarketAxess Holdings in Q4 2014 and has held it in 46 quarters since.
  • UBS Group's MarketAxess Holdings position peaked at $56.8M in Q1 2025.
  • 448 funds tracked by Wall St. Rank held MarketAxess Holdings as of Q1 2026.

Based on UBS Group's 13F filing for Q1 2026, filed 5 May 2026.