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HRT Financial’s MarketAxess Holdings MKTX Stock Holding History

HRT Financial’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 		$23.4M Buy
205,854
+68,902
+50% +$9.82M 0.04% 409
2026
Q1 		$22.6M Sell
136,952
-77,149
-36% -$13.5M 0.06% 300
2025
Q4 		$38.8M Buy
214,101
+110,308
+106% +$18.8M 0.12% 110
2025
Q3 		$18.1M Buy
103,793
+48,478
+88% +$9.48M 0.07% 209
2025
Q2 		$12.4M Buy
55,315
+11,289
+26% +$2.48M 0.05% 254
2025
Q1 		$9.53M Buy
44,026
+39,851
+955% +$8.37M 0.06% 255
2024
Q4 		$943K Sell
4,175
-66,702
-94% -$17.6M ﹤0.01% 1105
2024
Q3 		$18.2M Buy
70,877
+68,928
+3,537% +$16.2M 0.09% 144
2024
Q2 		$390K Buy
+1,949
New +$402K ﹤0.01% 1408
2023
Q2 		– Sell
-52,427
Closed -$20.5M – 2947
2023
Q1 		$20.5M Buy
+52,427
New +$18.6M 0.25% 61
2022
Q3 		– Sell
-13,774
Closed -$3.53M – 3239
2022
Q2 		$3.53M Buy
+13,774
New +$3.77M 0.04% 354
2022
Q1 		– Sell
-1,977
Closed -$813K – 3556
2021
Q4 		$813K Buy
+1,977
New +$780K ﹤0.01% 1300
2020
Q2 		– Sell
-11,270
Closed -$3.75M – 1673
2020
Q1 		$3.75M Buy
+11,270
New +$3.93M 0.24% 78
2019
Q3 		– Sell
-29,696
Closed -$9.54M – 1519
2019
Q2 		$9.54M Buy
+29,696
New +$8.58M 0.6% 33
2018
Q1 		– Sell
-7,256
Closed -$1.46M – 237
2017
Q4 		$1.46M Buy
+7,256
New +$1.37M 1.49% 6

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

HRT Financial's MKTX Position: Q2 2026 in Review

HRT Financial increased its MarketAxess Holdings (MKTX) stake by 50% in Q2 2026, buying an estimated $9.82M and bringing the position to 205,854 shares worth $23.4M. The position accounts for 0.04% of the portfolio, ranked #409.

HRT Financial first reported a position in MKTX in Q4 2017 and has held it in 15 quarters since. The position peaked at $38.8M in Q4 2025. 393 funds tracked by Wall St. Rank hold MKTX as of Q2 2026.

  • HRT Financial held 205,854 shares of MarketAxess Holdings worth $23.4M as of Q2 2026.
  • HRT Financial bought 68,902 MarketAxess Holdings shares in Q2 2026, an estimated $9.82M.
  • MarketAxess Holdings made up 0.04% of HRT Financial's portfolio in Q2 2026, its #409 holding.
  • HRT Financial first reported a position in MarketAxess Holdings in Q4 2017 and has held it in 15 quarters since.
  • HRT Financial's MarketAxess Holdings position peaked at $38.8M in Q4 2025.
  • 393 funds tracked by Wall St. Rank held MarketAxess Holdings as of Q2 2026.

Based on HRT Financial's 13F filing for Q2 2026, filed 14 Aug 2026.