RhumbLine Advisers’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
$8.25M Sell
72,725
-17,236
-19% -$2.46M 0.01% 1200
2026
Q1
$14.8M Buy
89,961
+1,769
+2% +$310K 0.01% 868
2025
Q4
$16M Sell
88,192
-2,255
-2% -$385K 0.01% 836
2025
Q3
$15.8M Buy
90,447
+13,413
+17% +$2.62M 0.01% 863
2025
Q2
$17.2M Buy
77,034
+2,550
+3% +$560K 0.01% 789
2025
Q1
$16.1M Sell
74,484
-1,416
-2% -$297K 0.02% 798
2024
Q4
$17.2M Sell
75,900
-612
-0.8% -$161K 0.02% 781
2024
Q3
$19.6M Sell
76,512
-1,545
-2% -$362K 0.02% 726
2024
Q2
$15.7M Sell
78,057
-8,132
-9% -$1.68M 0.01% 806
2024
Q1
$18.9M Sell
86,189
-5,006
-5% -$1.18M 0.02% 736
2023
Q4
$26.7M Sell
91,195
-652
-0.7% -$158K 0.03% 522
2023
Q3
$19.6M Buy
91,847
+3,024
+3% +$733K 0.02% 644
2023
Q2
$23.2M Buy
88,823
+827
+0.9% +$247K 0.03% 576
2023
Q1
$34.4M Buy
87,996
+2,597
+3% +$920K 0.04% 388
2022
Q4
$23.8M Buy
85,399
+1,146
+1% +$295K 0.03% 507
2022
Q3
$18.7M Buy
84,253
+3,684
+5% +$945K 0.03% 558
2022
Q2
$20.6M Buy
80,569
+3,524
+5% +$964K 0.03% 516
2022
Q1
$26.2M Buy
77,045
+2,227
+3% +$807K 0.03% 453
2021
Q4
$30.8M Buy
74,818
+186
+0.2% +$73.4K 0.04% 420
2021
Q3
$31.4M Buy
74,632
+3,724
+5% +$1.71M 0.04% 383
2021
Q2
$32.9M Sell
70,908
-3,835
-5% -$1.83M 0.04% 384
2021
Q1
$37.2M Sell
74,743
-3,909
-5% -$2.08M 0.05% 330
2020
Q4
$44.9M Sell
78,652
-9,892
-11% -$5.39M 0.06% 267
2020
Q3
$42.6M Sell
88,544
-5,247
-6% -$2.59M 0.07% 254
2020
Q2
$47M Buy
93,791
+2,565
+3% +$1.2M 0.08% 221
2020
Q1
$30.3M Buy
91,226
+5,079
+6% +$1.77M 0.06% 272
2019
Q4
$32.7M Buy
86,147
+3,783
+5% +$1.39M 0.05% 316
2019
Q3
$27M Buy
82,364
+20,757
+34% +$7.43M 0.05% 346
2019
Q2
$19.8M Sell
61,607
-54,224
-47% -$15.7M 0.04% 450
2019
Q1
$28.5M Buy
115,831
+365
+0.3% +$82.7K 0.06% 313
2018
Q4
$24.4M Buy
115,466
+27,151
+31% +$5.62M 0.05% 333
2018
Q3
$15.8M Sell
88,315
-2,649
-3% -$509K 0.03% 516
2018
Q2
$18M Buy
90,964
+10
+0% +$2.07K 0.04% 471
2018
Q1
$19.8M Sell
90,954
-1,848
-2% -$380K 0.04% 434
2017
Q4
$18.7M Sell
92,802
-2,321
-2% -$438K 0.04% 464
2017
Q3
$17.6M Buy
95,123
+7,657
+9% +$1.46M 0.04% 466
2017
Q2
$17.6M Sell
87,466
-244
-0.3% -$46.7K 0.04% 450
2017
Q1
$16.4M Buy
87,710
+2,645
+3% +$479K 0.04% 475
2016
Q4
$12.5M Buy
85,065
+3,316
+4% +$527K 0.03% 538
2016
Q3
$13.5M Buy
81,749
+2,434
+3% +$395K 0.04% 458
2016
Q2
$11.5M Sell
79,315
-5,172
-6% -$688K 0.03% 487
2016
Q1
$10.5M Sell
84,487
-803
-0.9% -$91.7K 0.03% 517
2015
Q4
$9.52M Buy
85,290
+22,786
+36% +$2.33M 0.03% 541
2015
Q3
$5.8M Buy
62,504
+7,103
+13% +$687K 0.02% 738
2015
Q2
$5.14M Sell
55,401
-3,380
-6% -$298K 0.02% 829
2015
Q1
$4.87M Buy
58,781
+1,875
+3% +$148K 0.01% 857
2014
Q4
$4.08M Sell
56,906
-1,230
-2% -$80.9K 0.01% 899
2014
Q3
$3.6M Buy
58,136
+13,040
+29% +$735K 0.01% 941
2014
Q2
$2.44M Sell
45,096
-1,322
-3% -$72.2K 0.01% 1242
2014
Q1
$2.75M Sell
46,418
-15,960
-26% -$987K 0.01% 1157
2013
Q4
$4.17M Buy
62,378
+530
+0.9% +$34.9K 0.01% 923
2013
Q3
$3.71M Sell
61,848
-3,666
-6% -$196K 0.01% 961
2013
Q2
$3.06M Buy
+65,514
New +$2.82M 0.01% 1052

Other funds holding MKTX

RhumbLine Advisers's MKTX Position: Q2 2026 in Review

RhumbLine Advisers reduced its MarketAxess Holdings (MKTX) stake by 19% in Q2 2026, selling an estimated $2.46M and leaving 72,725 shares worth $8.25M. The position accounts for 0.01% of the portfolio, ranked #1200.

RhumbLine Advisers first reported a position in MKTX in Q2 2013 and has held it in 53 quarters since. The position peaked at $47M in Q2 2020. 394 funds tracked by Wall St. Rank hold MKTX as of Q2 2026.

  • RhumbLine Advisers held 72,725 shares of MarketAxess Holdings worth $8.25M as of Q2 2026.
  • RhumbLine Advisers sold 17,236 MarketAxess Holdings shares in Q2 2026, an estimated $2.46M.
  • MarketAxess Holdings made up 0.01% of RhumbLine Advisers's portfolio in Q2 2026, its #1200 holding.
  • RhumbLine Advisers first reported a position in MarketAxess Holdings in Q2 2013 and has held it in 53 quarters since.
  • RhumbLine Advisers's MarketAxess Holdings position peaked at $47M in Q2 2020.
  • 394 funds tracked by Wall St. Rank held MarketAxess Holdings as of Q2 2026.

Based on RhumbLine Advisers's 13F filing for Q2 2026, filed 12 Aug 2026.