Fox Run Management’s MarketAxess Holdings MKTX Stock Holding History

Fox Run Management’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	–	Sell	-2,620	Closed	-$432K	–	1158
2026 Q1	$432K	Sell	2,620 -1,196	-31%	-$210K	0.08%	508
2025 Q4	$692K	Sell	3,816 -4,888	-56%	-$834K	0.11%	361
2025 Q3	$1.52M	Buy	8,704 +3,686	+73%	+$721K	0.24%	83
2025 Q2	$1.12M	Buy	5,018 +3,923	+358%	+$862K	0.19%	155
2025 Q1	$237K	Sell	1,095 -2,752	-72%	-$578K	0.04%	748
2024 Q4	$870K	Buy	3,847 +1,215	+46%	+$320K	0.16%	210
2024 Q3	$674K	Buy	2,632 +1,437	+120%	+$337K	0.15%	243
2024 Q2	$240K	Buy	+1,195	New	+$246K	0.05%	612
2023 Q2	–	Sell	-1,059	Closed	-$414K	–	861
2023 Q1	$414K	Buy	+1,059	New	+$375K	0.14%	284
2020 Q2	–	Sell	-631	Closed	-$210K	–	298
2020 Q1	$210K	Buy	+631	New	+$220K	0.5%	73

Other funds holding MKTX

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

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 Malvern, Pennsylvania $2.22T AUM

AQR Capital Management Greenwich, Connecticut $287B AUM 42.33% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

Neuberger Berman Group New York $150B AUM 40.08% 1-Year Est. Return

Goldman Sachs New York $1.15T AUM 47.82% 1-Year Est. Return

Fox Run Management's MKTX Position: Q2 2026 in Review

Fox Run Management sold out of MarketAxess Holdings (MKTX) in Q2 2026, closing a stake of 2,620 shares — an estimated $432K sold.

Fox Run Management first reported a position in MKTX in Q1 2020 and held it in 10 quarters. The position peaked at $1.52M in Q3 2025. 393 funds tracked by Wall St. Rank hold MKTX as of Q2 2026.

Fox Run Management reported no remaining MarketAxess Holdings position as of Q2 2026 after selling out during the quarter.
Fox Run Management sold 2,620 MarketAxess Holdings shares in Q2 2026, an estimated $432K.
Fox Run Management first reported a position in MarketAxess Holdings in Q1 2020 and held it in 10 quarters.
Fox Run Management's MarketAxess Holdings position peaked at $1.52M in Q3 2025.
393 funds tracked by Wall St. Rank held MarketAxess Holdings as of Q2 2026.

Based on Fox Run Management's 13F filing for Q2 2026, filed 4 Aug 2026.