Jeff Yass’s MarketAxess Holdings MKTX Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q2
$3.7M Buy
+32,579
New +$4.64M ﹤0.01% 5204
2026
Q1
Sell
-33,473
Closed -$5.86M 13746
2025
Q4
$6.07M Sell
33,473
-64,231
-66% -$11M ﹤0.01% 3730
2025
Q3
$17M Buy
97,704
+67,554
+224% +$13.2M ﹤0.01% 2379
2025
Q2
$6.73M Buy
30,150
+12,488
+71% +$2.74M ﹤0.01% 3453
2025
Q1
$3.82M Sell
17,662
-9,903
-36% -$2.08M ﹤0.01% 4165
2024
Q4
$6.23M Buy
27,565
+4,936
+22% +$1.3M ﹤0.01% 3276
2024
Q3
$5.8M Sell
22,629
-2,418
-10% -$567K ﹤0.01% 3356
2024
Q2
$5.02M Buy
25,047
+6,863
+38% +$1.42M ﹤0.01% 3441
2024
Q1
$3.99M Buy
18,184
+4,226
+30% +$998K ﹤0.01% 4019
2023
Q4
$4.09M Sell
13,958
-23,356
-63% -$5.65M ﹤0.01% 4062
2023
Q3
$7.97M Buy
37,314
+23,001
+161% +$5.57M ﹤0.01% 2845
2023
Q2
$3.74M Sell
14,313
-18,439
-56% -$5.5M ﹤0.01% 4005
2023
Q1
$12.8M Buy
32,752
+12,562
+62% +$4.45M ﹤0.01% 2148
2022
Q4
$5.63M Buy
20,190
+12,235
+154% +$3.15M ﹤0.01% 3062
2022
Q3
$1.77M Buy
7,955
+948
+14% +$243K ﹤0.01% 5172
2022
Q2
$1.79M Sell
7,007
-6,017
-46% -$1.65M ﹤0.01% 5140
2022
Q1
$4.43M Sell
13,024
-6,215
-32% -$2.25M ﹤0.01% 3841
2021
Q4
$7.91M Buy
19,239
+8,372
+77% +$3.3M ﹤0.01% 3034
2021
Q3
$4.57M Sell
10,867
-2,505
-19% -$1.15M ﹤0.01% 4120
2021
Q2
$6.2M Buy
13,372
+4,380
+49% +$2.08M ﹤0.01% 3633
2021
Q1
$4.48M Buy
8,992
+3,915
+77% +$2.09M ﹤0.01% 4124
2020
Q4
$2.9M Buy
5,077
+1,431
+39% +$779K ﹤0.01% 4365
2020
Q3
$1.76M Sell
3,646
-4,741
-57% -$2.34M ﹤0.01% 4878
2020
Q2
$4.2M Buy
8,387
+6,331
+308% +$2.95M ﹤0.01% 3254
2020
Q1
$684K Sell
2,056
-7,685
-79% -$2.68M ﹤0.01% 6251
2019
Q4
$3.69M Sell
9,741
-2,256
-19% -$827K ﹤0.01% 3397
2019
Q3
$3.93M Sell
11,997
-16,851
-58% -$6.03M ﹤0.01% 3067
2019
Q2
$9.27M Buy
28,848
+20,913
+264% +$6.05M ﹤0.01% 1962
2019
Q1
$1.95M Buy
+7,935
New +$1.8M ﹤0.01% 3785
2018
Q4
Sell
-2,650
Closed -$549K 9563
2018
Q3
$473K Sell
2,650
-453
-15% -$87K ﹤0.01% 6634
2018
Q2
$614K Buy
+3,103
New +$643K ﹤0.01% 6389
2018
Q1
Sell
-9,033
Closed -$1.86M 9838
2017
Q4
$1.82M Buy
+9,033
New +$1.7M ﹤0.01% 4072
2017
Q3
Sell
-5,098
Closed -$975K 9315
2017
Q2
$1.02M Sell
5,098
-3,081
-38% -$590K ﹤0.01% 5209
2017
Q1
$1.53M Buy
+8,179
New +$1.48M ﹤0.01% 4225
2016
Q4
Sell
-6,507
Closed -$1.03M 9909
2016
Q3
$1.08M Sell
6,507
-16,860
-72% -$2.74M ﹤0.01% 4669
2016
Q2
$3.4M Buy
23,367
+19,546
+512% +$2.6M ﹤0.01% 2743
2016
Q1
$477K Sell
3,821
-13,151
-77% -$1.5M ﹤0.01% 6487
2015
Q4
$1.89M Sell
16,972
-6,255
-27% -$640K ﹤0.01% 4142
2015
Q3
$2.16M Sell
23,227
-4,843
-17% -$468K ﹤0.01% 4128
2015
Q2
$2.6M Sell
28,070
-67,737
-71% -$5.98M ﹤0.01% 4138
2015
Q1
$7.94M Sell
95,807
-11,387
-11% -$902K ﹤0.01% 2132
2014
Q4
$7.69M Buy
107,194
+27,763
+35% +$1.83M ﹤0.01% 2316
2014
Q3
$4.91M Sell
79,431
-43,270
-35% -$2.44M ﹤0.01% 3055
2014
Q2
$6.63M Buy
122,701
+79,960
+187% +$4.37M ﹤0.01% 2650
2014
Q1
$2.53M Buy
42,741
+17,793
+71% +$1.1M ﹤0.01% 3927
2013
Q4
$1.67M Buy
24,948
+6,490
+35% +$427K ﹤0.01% 4603
2013
Q3
$1.11M Buy
18,458
+973
+6% +$52K ﹤0.01% 5107
2013
Q2
$817K Buy
+17,485
New +$751K ﹤0.01% 5326

Other funds holding MKTX

Jeff Yass's MKTX Position: Q2 2026 in Review

Jeff Yass opened a new position in MarketAxess Holdings (MKTX) in Q2 2026: 32,579 shares worth $3.7M. The stake represents ﹤0.01% of the portfolio and ranks #5204 among its holdings. This is a return to the name: Jeff Yass previously reported a position in MKTX as recently as Q4 2025.

Jeff Yass first reported a position in MKTX in Q2 2013 and has held it in 48 quarters since. The position peaked at $17M in Q3 2025. 393 funds tracked by Wall St. Rank hold MKTX as of Q2 2026.

  • Jeff Yass held 32,579 shares of MarketAxess Holdings worth $3.7M as of Q2 2026.
  • MarketAxess Holdings was a new Jeff Yass position in Q2 2026.
  • MarketAxess Holdings made up ﹤0.01% of Jeff Yass's portfolio in Q2 2026, its #5204 holding.
  • Jeff Yass first reported a position in MarketAxess Holdings in Q2 2013 and has held it in 48 quarters since.
  • Jeff Yass's MarketAxess Holdings position peaked at $17M in Q3 2025.
  • 393 funds tracked by Wall St. Rank held MarketAxess Holdings as of Q2 2026.

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