Group One Trading
MKTX icon

Group One Trading’s MarketAxess Holdings MKTX Stock Holding History

Group One Trading’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
2026
Q1 		$1.22M Sell
7,400
-300
-4% -$52.6K ﹤0.01% 2528
2025
Q4 		$1.4M Buy
7,700
+7,500
+3,750% +$1.28M ﹤0.01% 2597
2025
Q3 		$34.9K Sell
200
-1,600
-89% -$313K ﹤0.01% 6245
2025
Q2 		$402K Buy
1,800
+500
+38% +$110K ﹤0.01% 3638
2025
Q1 		$281K Buy
1,300
+500
+63% +$105K ﹤0.01% 3666
2024
Q4 		$181K Buy
+800
New +$211K ﹤0.01% 4015
2024
Q3 		– Sell
-100
Closed -$20.1K – 7068
2024
Q2 		$20.1K Hold
100
– – ﹤0.01% 5227
2024
Q1 		$21.9K Hold
100
– – ﹤0.01% 5349
2023
Q4 		$29.3K Sell
100
-400
-80% -$96.7K ﹤0.01% 5465
2023
Q3 		$107K Sell
500
-300
-38% -$72.7K ﹤0.01% 4395
2023
Q2 		$209K Buy
+800
New +$239K ﹤0.01% 3878
2022
Q2 		– Sell
-100
Closed -$34K – 8231
2022
Q1 		$34K Buy
+100
New +$36.2K ﹤0.01% 6391
2021
Q4 		– Sell
-300
Closed -$126K – 8599
2021
Q3 		$126K Buy
+300
New +$138K ﹤0.01% 5675
2014
Q2 		– Sell
-2,100
Closed -$124K – 5370
2014
Q1 		$124K Sell
2,100
-500
-19% -$30.9K ﹤0.01% 2874
2013
Q4 		$174K Buy
2,600
+2,200
+550% +$145K ﹤0.01% 2555
2013
Q3 		$24K Sell
400
-600
-60% -$32.1K ﹤0.01% 4058
2013
Q2 		$47K Buy
+1,000
New +$43K ﹤0.01% 3483

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

Group One Trading's MKTX Position: Q1 2026 in Review

Group One Trading sold out of MarketAxess Holdings (MKTX) in Q1 2026, closing a stake of 298 shares — an estimated $52.2K sold.

Group One Trading first reported a position in MKTX in Q2 2013 and held it in 11 quarters. The position peaked at $994K in Q1 2022. 447 funds tracked by Wall St. Rank hold MKTX as of Q1 2026.

  • Group One Trading reported no remaining MarketAxess Holdings position as of Q1 2026 after selling out during the quarter.
  • Group One Trading sold 298 MarketAxess Holdings shares in Q1 2026, an estimated $52.2K.
  • Group One Trading first reported a position in MarketAxess Holdings in Q2 2013 and held it in 11 quarters.
  • Group One Trading's MarketAxess Holdings position peaked at $994K in Q1 2022.
  • 447 funds tracked by Wall St. Rank held MarketAxess Holdings as of Q1 2026.

Based on Group One Trading's 13F filing for Q1 2026, filed 13 May 2026.