BlackRock’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 | $454M | Sell |
3,999,836
-75,318
| -2% | -$10.7M | 0.01% | 1290 |
|
|
2026
Q1 | $672M | Buy |
4,075,154
+328,682
| +9% | +$57.6M | 0.01% | 905 |
|
|
2025
Q4 | $679M | Buy |
3,746,472
+1,896,063
| +102% | +$324M | 0.01% | 899 |
|
|
2025
Q3 | $322M | Sell |
1,850,409
-799,477
| -30% | -$156M | 0.01% | 1357 |
|
|
2025
Q2 | $592M | Buy |
2,649,886
+44,490
| +2% | +$9.78M | 0.01% | 943 |
|
|
2025
Q1 | $564M | Sell |
2,605,396
-558,489
| -18% | -$117M | 0.01% | 959 |
|
|
2024
Q4 | $715M | Buy |
3,163,885
+259,984
| +9% | +$68.4M | 0.01% | 836 |
|
|
2024
Q3 | $744M | Sell |
2,903,901
-45,535
| -2% | -$10.7M | 0.02% | 801 |
|
|
2024
Q2 | $591M | Sell |
2,949,436
-274,497
| -9% | -$56.6M | 0.01% | 884 |
|
|
2024
Q1 | $707M | Buy |
3,223,933
+45,367
| +1% | +$10.7M | 0.02% | 801 |
|
|
2023
Q4 | $931M | Sell |
3,178,566
-415,939
| -12% | -$101M | 0.02% | 609 |
|
|
2023
Q3 | $768M | Sell |
3,594,505
-314,564
| -8% | -$76.2M | 0.02% | 646 |
|
|
2023
Q2 | $1.02B | Sell |
3,909,069
-19,610
| -0.5% | -$5.85M | 0.03% | 533 |
|
|
2023
Q1 | $1.54B | Buy |
3,928,679
+608,107
| +18% | +$215M | 0.05% | 385 |
|
|
2022
Q4 | $926M | Buy |
3,320,572
+110,405
| +3% | +$28.4M | 0.03% | 544 |
|
|
2022
Q3 | $714M | Buy |
3,210,167
+23,861
| +0.7% | +$6.12M | 0.02% | 632 |
|
|
2022
Q2 | $816M | Sell |
3,186,306
-232,029
| -7% | -$63.5M | 0.03% | 589 |
|
|
2022
Q1 | $1.16B | Sell |
3,418,335
-145,658
| -4% | -$52.8M | 0.03% | 524 |
|
|
2021
Q4 | $1.47B | Buy |
3,563,993
+54,516
| +2% | +$21.5M | 0.04% | 460 |
|
|
2021
Q3 | $1.48B | Sell |
3,509,477
-35,424
| -1% | -$16.3M | 0.04% | 443 |
|
|
2021
Q2 | $1.64B | Buy |
3,544,901
+78,312
| +2% | +$37.3M | 0.05% | 400 |
|
|
2021
Q1 | $1.73B | Buy |
3,466,589
+31,079
| +0.9% | +$16.6M | 0.05% | 370 |
|
|
2020
Q4 | $1.96B | Sell |
3,435,510
-211,814
| -6% | -$115M | 0.06% | 307 |
|
|
2020
Q3 | $1.76B | Buy |
3,647,324
+118,334
| +3% | +$58.5M | 0.06% | 288 |
|
|
2020
Q2 | $1.77B | Buy |
3,528,990
+175,020
| +5% | +$81.5M | 0.07% | 269 |
|
|
2020
Q1 | $1.12B | Buy |
3,353,970
+80,824
| +2% | +$28.2M | 0.05% | 328 |
|
|
2019
Q4 | $1.24B | Buy |
3,273,146
+96,133
| +3% | +$35.3M | 0.05% | 386 |
|
|
2019
Q3 | $1.04B | Buy |
3,177,013
+231,165
| +8% | +$82.7M | 0.04% | 421 |
|
|
2019
Q2 | $947M | Sell |
2,945,848
-579,430
| -16% | -$167M | 0.04% | 454 |
|
|
2019
Q1 | $868M | Buy |
3,525,278
+45,814
| +1% | +$10.4M | 0.04% | 473 |
|
|
2018
Q4 | $735M | Buy |
3,479,464
+4,153
| +0.1% | +$860K | 0.04% | 485 |
|
|
2018
Q3 | $620M | Buy |
3,475,311
+63,817
| +2% | +$12.3M | 0.03% | 635 |
|
|
2018
Q2 | $675M | Buy |
3,411,494
+117,686
| +4% | +$24.4M | 0.03% | 560 |
|
|
2018
Q1 | $716M | Buy |
3,293,808
+189,575
| +6% | +$39M | 0.03% | 530 |
|
|
2017
Q4 | $626M | Buy |
3,104,233
+47,260
| +2% | +$8.92M | 0.03% | 589 |
|
|
2017
Q3 | $564M | Sell |
3,056,973
-6,615
| -0.2% | -$1.27M | 0.03% | 593 |
|
|
2017
Q2 | $616M | Buy |
3,063,588
+62,914
| +2% | +$12.1M | 0.03% | 544 |
|
|
2017
Q1 | $563M | Buy |
3,000,674
+2,982,691
| +16,586% | +$541M | 0.03% | 585 |
|
|
2016
Q4 | $2.64M | Sell |
17,983
-3,224
| -15% | -$512K | ﹤0.01% | 1122 |
|
|
2016
Q3 | $3.51M | Buy |
21,207
+4,028
| +23% | +$654K | 0.01% | 1014 |
|
|
2016
Q2 | $2.5M | Buy |
17,179
+2,638
| +18% | +$351K | ﹤0.01% | 1071 |
|
|
2016
Q1 | $1.81M | Buy |
14,541
+1,230
| +9% | +$140K | ﹤0.01% | 1140 |
|
|
2015
Q4 | $1.49M | Buy |
13,311
+12,312
| +1,232% | +$1.26M | ﹤0.01% | 1190 |
|
|
2015
Q3 | $92K | Sell |
999
-21
| -2% | -$2.03K | ﹤0.01% | 1747 |
|
|
2015
Q2 | $95K | Sell |
1,020
-63
| -6% | -$5.56K | ﹤0.01% | 1812 |
|
|
2015
Q1 | $90K | Sell |
1,083
-87
| -7% | -$6.89K | ﹤0.01% | 1801 |
|
|
2014
Q4 | $83K | Hold |
1,170
| – | – | ﹤0.01% | 1782 |
|
|
2014
Q3 | $73K | Hold |
1,170
| – | – | ﹤0.01% | 1796 |
|
|
2014
Q2 | $64K | Sell |
1,170
-45
| -4% | -$2.46K | ﹤0.01% | 1827 |
|
|
2014
Q1 | $72K | Hold |
1,215
| – | – | ﹤0.01% | 1790 |
|
|
2013
Q4 | $81K | Sell |
1,215
-31
| -2% | -$2.04K | ﹤0.01% | 1798 |
|
|
2013
Q3 | $74K | Buy |
1,246
+46
| +4% | +$2.46K | ﹤0.01% | 1735 |
|
|
2013
Q2 | $56K | Buy |
+1,200
| New | +$51.6K | ﹤0.01% | 1818 |
|
Other funds holding MKTX
NRCM
BlackRock's MKTX Position: Q2 2026 in Review
BlackRock reduced its MarketAxess Holdings (MKTX) stake by 1.8% in Q2 2026, selling an estimated $10.7M and leaving 3,999,836 shares worth $454M. The position accounts for 0.01% of the portfolio, ranked #1290.
BlackRock first reported a position in MKTX in Q2 2013 and has held it in 53 quarters since. The position peaked at $1.96B in Q4 2020. 393 funds tracked by Wall St. Rank hold MKTX as of Q2 2026.
- BlackRock held 3,999,836 shares of MarketAxess Holdings worth $454M as of Q2 2026.
- BlackRock sold 75,318 MarketAxess Holdings shares in Q2 2026, an estimated $10.7M.
- MarketAxess Holdings made up 0.01% of BlackRock's portfolio in Q2 2026, its #1290 holding.
- BlackRock first reported a position in MarketAxess Holdings in Q2 2013 and has held it in 53 quarters since.
- BlackRock's MarketAxess Holdings position peaked at $1.96B in Q4 2020.
- 393 funds tracked by Wall St. Rank held MarketAxess Holdings as of Q2 2026.
Based on BlackRock's 13F filing for Q2 2026, filed 7 Aug 2026.