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Steve Schonfeld’s MarketAxess Holdings MKTX Stock Holding History

Steve Schonfeld’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 		$557K Sell
4,911
-37,685
-88% -$5.37M ﹤0.01% 1766
2026
Q1 		$7.03M Sell
42,596
-57,639
-58% -$10.1M 0.05% 395
2025
Q4 		$18.2M Sell
100,235
-19,926
-17% -$3.4M 0.08% 218
2025
Q3 		$20.9M Buy
120,161
+87,294
+266% +$17.1M 0.12% 174
2025
Q2 		$7.34M Sell
32,867
-13,805
-30% -$3.03M 0.05% 432
2025
Q1 		$10.1M Buy
46,672
+23,766
+104% +$4.99M 0.06% 314
2024
Q4 		$5.18M Buy
22,906
+4,996
+28% +$1.32M 0.03% 493
2024
Q3 		$4.59M Buy
17,910
+7,900
+79% +$1.85M 0.03% 580
2024
Q2 		$2.01M Sell
10,010
-25,817
-72% -$5.32M 0.01% 910
2024
Q1 		$7.86M Buy
35,827
+24,127
+206% +$5.7M 0.05% 465
2023
Q4 		$3.43M Sell
11,700
-26,930
-70% -$6.51M 0.02% 625
2023
Q3 		$8.25M Buy
38,630
+29,830
+339% +$7.23M 0.06% 401
2023
Q2 		$2.3M Buy
8,800
+7,241
+464% +$2.16M 0.02% 710
2023
Q1 		$610K Buy
+1,559
New +$552K 0.01% 1114
2022
Q4 		– Sell
-27,507
Closed -$6.12M – 2856
2022
Q3 		$6.12M Sell
27,507
-608
-2% -$156K 0.05% 460
2022
Q2 		$7.2M Sell
28,115
-243
-0.9% -$66.5K 0.07% 360
2022
Q1 		$9.65M Buy
28,358
+15,958
+129% +$5.78M 0.09% 282
2021
Q4 		$5.1M Buy
+12,400
New +$4.89M 0.05% 465
2020
Q2 		– Sell
-3,556
Closed -$1.18M – 1430
2020
Q1 		$1.18M Buy
+3,556
New +$1.24M 0.07% 318
2019
Q3 		– Sell
-1,484
Closed -$477K – 1153
2019
Q2 		$477K Buy
+1,484
New +$429K 0.02% 646
2018
Q2 		– Sell
-1,167
Closed -$254K – 882
2018
Q1 		$254K Sell
1,167
-833
-42% -$171K 0.02% 630
2017
Q4 		$404K Buy
+2,000
New +$377K 0.03% 510
2017
Q1 		– Sell
-4,171
Closed -$613K – 681
2016
Q4 		$613K Buy
+4,171
New +$663K 0.08% 300

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

Steve Schonfeld's MKTX Position: Q2 2026 in Review

Steve Schonfeld reduced its MarketAxess Holdings (MKTX) stake by 88% in Q2 2026, selling an estimated $5.37M and leaving 4,911 shares worth $557K. The position accounts for ﹤0.01% of the portfolio, ranked #1766.

Steve Schonfeld first reported a position in MKTX in Q4 2016 and has held it in 23 quarters since. The position peaked at $20.9M in Q3 2025. 392 funds tracked by Wall St. Rank hold MKTX as of Q2 2026.

  • Steve Schonfeld held 4,911 shares of MarketAxess Holdings worth $557K as of Q2 2026.
  • Steve Schonfeld sold 37,685 MarketAxess Holdings shares in Q2 2026, an estimated $5.37M.
  • MarketAxess Holdings made up ﹤0.01% of Steve Schonfeld's portfolio in Q2 2026, its #1766 holding.
  • Steve Schonfeld first reported a position in MarketAxess Holdings in Q4 2016 and has held it in 23 quarters since.
  • Steve Schonfeld's MarketAxess Holdings position peaked at $20.9M in Q3 2025.
  • 392 funds tracked by Wall St. Rank held MarketAxess Holdings as of Q2 2026.

Based on Schonfeld Strategic Advisors's 13F filing for Q2 2026, filed 14 Aug 2026.