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
Q2 		$90.8K Sell
800
-6,600
-89% -$940K ﹤0.01% 4940
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 $6.73T AUM 46.02% 1-Year Est. Return
Primecap Management
Primecap Management Pasadena, California $169B AUM 114.72% 1-Year Est. Return
NRCM
North Reef Capital Management Laguna Beach, California $2.61B AUM 11.5% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
AQR Capital Management
AQR Capital Management Greenwich, Connecticut $287B AUM 42.33% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Neuberger Berman Group
Neuberger Berman Group New York $150B AUM 40.08% 1-Year Est. Return
Goldman Sachs
Goldman Sachs New York $1.15T AUM 47.82% 1-Year Est. Return

Group One Trading's MKTX Position: Q2 2026 in Review

Group One Trading opened a new position in MarketAxess Holdings (MKTX) in Q2 2026: 232 shares worth $26.3K. The stake represents ﹤0.01% of the portfolio and ranks #5830 among its holdings. This is a return to the name: Group One Trading previously reported a position in MKTX as recently as Q4 2025.

Group One Trading first reported a position in MKTX in Q2 2013 and has held it in 12 quarters since. The position peaked at $994K in Q1 2022. 396 funds tracked by Wall St. Rank hold MKTX as of Q2 2026.

  • Group One Trading held 232 shares of MarketAxess Holdings worth $26.3K as of Q2 2026.
  • MarketAxess Holdings was a new Group One Trading position in Q2 2026.
  • MarketAxess Holdings made up ﹤0.01% of Group One Trading's portfolio in Q2 2026, its #5830 holding.
  • Group One Trading first reported a position in MarketAxess Holdings in Q2 2013 and has held it in 12 quarters since.
  • Group One Trading's MarketAxess Holdings position peaked at $994K in Q1 2022.
  • 396 funds tracked by Wall St. Rank held MarketAxess Holdings as of Q2 2026.

Based on Group One Trading's 13F filing for Q2 2026, filed 14 Aug 2026.