Gateway Investment Advisers’s MarketAxess Holdings MKTX Stock Holding History

Gateway Investment Advisers’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
2025 Q4	–	Sell	-2,034	Closed	-$354K	–	593
2025 Q3	$354K	Sell	2,034 -17	-0.8%	-$3.33K	﹤0.01%	449
2025 Q2	$458K	Buy	+2,051	New	+$451K	0.01%	377
2024 Q4	–	Sell	-788	Closed	-$202K	–	513
2024 Q3	$202K	Buy	+788	New	+$185K	﹤0.01%	504
2020 Q1	–	Sell	-13,710	Closed	-$5.2M	–	546
2019 Q4	$5.2M	Sell	13,710 -13,830	-50%	-$5.07M	0.05%	247
2019 Q3	$9.02M	Buy	27,540 +14,455	+110%	+$5.17M	0.09%	196
2019 Q2	$4.21M	Buy	+13,085	New	+$3.78M	0.04%	289

Other funds holding MKTX

Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

Primecap Management Pasadena, California $127B AUM 44.11% 1-Year Est. Return

AQR Capital Management Greenwich, Connecticut $218B AUM 29.41% 1-Year Est. Return

Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return

NRCM

North Reef Capital Management Laguna Beach, California $2.91B AUM 11.03% 1-Year Est. Return

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

VanEck Associates New York $133B AUM 72.99% 1-Year Est. Return

GAM

GuardCap Asset Management London, United Kingdom $1.75B AUM 7.74% 1-Year Est. Return

Bank of Montreal Toronto, Ontario, Canada $269B AUM 31.4% 1-Year Est. Return

Gateway Investment Advisers's MKTX Position: Q4 2025 in Review

Gateway Investment Advisers sold out of MarketAxess Holdings (MKTX) in Q4 2025, closing a stake of 2,034 shares — an estimated $354K sold.

Gateway Investment Advisers first reported a position in MKTX in Q2 2019 and held it in 6 quarters. The position peaked at $9.02M in Q3 2019. 485 funds tracked by Wall St. Rank hold MKTX as of Q4 2025.

Gateway Investment Advisers reported no remaining MarketAxess Holdings position as of Q4 2025 after selling out during the quarter.
Gateway Investment Advisers sold 2,034 MarketAxess Holdings shares in Q4 2025, an estimated $354K.
Gateway Investment Advisers first reported a position in MarketAxess Holdings in Q2 2019 and held it in 6 quarters.
Gateway Investment Advisers's MarketAxess Holdings position peaked at $9.02M in Q3 2019.
485 funds tracked by Wall St. Rank held MarketAxess Holdings as of Q4 2025.

Based on Gateway Investment Advisers's 13F filing for Q4 2025, filed 3 Feb 2026.